main external API structure. More...
#include <avcodec.h>
Data Fields | |
const AVClass * | av_class |
information on struct for av_log More... | |
int | bit_rate |
the average bitrate More... | |
int | bit_rate_tolerance |
number of bits the bitstream is allowed to diverge from the reference. More... | |
int | flags |
CODEC_FLAG_*. More... | |
int | sub_id |
Some codecs need additional format info. More... | |
int | me_method |
Motion estimation algorithm used for video coding. More... | |
uint8_t * | extradata |
some codecs need / can use extradata like Huffman tables. More... | |
int | extradata_size |
AVRational | time_base |
This is the fundamental unit of time (in seconds) in terms of which frame timestamps are represented. More... | |
int | width |
picture width / height. More... | |
int | height |
int | gop_size |
the number of pictures in a group of pictures, or 0 for intra_only More... | |
enum PixelFormat | pix_fmt |
Pixel format, see PIX_FMT_xxx. More... | |
void(* | draw_horiz_band )(struct AVCodecContext *s, const AVFrame *src, int offset[AV_NUM_DATA_POINTERS], int y, int type, int height) |
If non NULL, 'draw_horiz_band' is called by the libavcodec decoder to draw a horizontal band. More... | |
int | sample_rate |
samples per second More... | |
int | channels |
number of audio channels More... | |
enum AVSampleFormat | sample_fmt |
audio sample format More... | |
int | frame_size |
Samples per packet, initialized when calling 'init'. More... | |
int | frame_number |
audio or video frame number More... | |
int | delay |
Number of frames the decoded output will be delayed relative to the encoded input. More... | |
float | qcompress |
amount of qscale change between easy & hard scenes (0.0-1.0) More... | |
float | qblur |
amount of qscale smoothing over time (0.0-1.0) More... | |
int | qmin |
minimum quantizer More... | |
int | qmax |
maximum quantizer More... | |
int | max_qdiff |
maximum quantizer difference between frames More... | |
int | max_b_frames |
maximum number of B-frames between non-B-frames Note: The output will be delayed by max_b_frames+1 relative to the input. More... | |
float | b_quant_factor |
qscale factor between IP and B-frames If > 0 then the last P-frame quantizer will be used (q= lastp_q*factor+offset). More... | |
int | rc_strategy |
obsolete FIXME remove More... | |
int | b_frame_strategy |
struct AVCodec * | codec |
void * | priv_data |
int | rtp_payload_size |
void(* | rtp_callback )(struct AVCodecContext *avctx, void *data, int size, int mb_nb) |
int | mv_bits |
int | header_bits |
int | i_tex_bits |
int | p_tex_bits |
int | i_count |
int | p_count |
int | skip_count |
int | misc_bits |
int | frame_bits |
number of bits used for the previously encoded frame More... | |
void * | opaque |
Private data of the user, can be used to carry app specific stuff. More... | |
char | codec_name [32] |
enum AVMediaType | codec_type |
enum CodecID | codec_id |
unsigned int | codec_tag |
fourcc (LSB first, so "ABCD" -> ('D'<<24) + ('C'<<16) + ('B'<<8) + 'A'). More... | |
int | workaround_bugs |
Work around bugs in encoders which sometimes cannot be detected automatically. More... | |
int | luma_elim_threshold |
luma single coefficient elimination threshold More... | |
int | chroma_elim_threshold |
chroma single coeff elimination threshold More... | |
int | strict_std_compliance |
strictly follow the standard (MPEG4, ...). More... | |
float | b_quant_offset |
qscale offset between IP and B-frames More... | |
int(* | get_buffer )(struct AVCodecContext *c, AVFrame *pic) |
Called at the beginning of each frame to get a buffer for it. More... | |
void(* | release_buffer )(struct AVCodecContext *c, AVFrame *pic) |
Called to release buffers which were allocated with get_buffer. More... | |
int | has_b_frames |
Size of the frame reordering buffer in the decoder. More... | |
int | block_align |
number of bytes per packet if constant and known or 0 Used by some WAV based audio codecs. More... | |
int | mpeg_quant |
0-> h263 quant 1-> mpeg quant More... | |
char * | stats_out |
pass1 encoding statistics output buffer More... | |
char * | stats_in |
pass2 encoding statistics input buffer Concatenated stuff from stats_out of pass1 should be placed here. More... | |
float | rc_qsquish |
ratecontrol qmin qmax limiting method 0-> clipping, 1-> use a nice continous function to limit qscale wthin qmin/qmax. More... | |
float | rc_qmod_amp |
int | rc_qmod_freq |
RcOverride * | rc_override |
ratecontrol override, see RcOverride More... | |
int | rc_override_count |
const char * | rc_eq |
rate control equation More... | |
int | rc_max_rate |
maximum bitrate More... | |
int | rc_min_rate |
minimum bitrate More... | |
int | rc_buffer_size |
decoder bitstream buffer size More... | |
float | rc_buffer_aggressivity |
float | i_quant_factor |
qscale factor between P and I-frames If > 0 then the last p frame quantizer will be used (q= lastp_q*factor+offset). More... | |
float | i_quant_offset |
qscale offset between P and I-frames More... | |
float | rc_initial_cplx |
initial complexity for pass1 ratecontrol More... | |
int | dct_algo |
DCT algorithm, see FF_DCT_* below. More... | |
float | lumi_masking |
luminance masking (0-> disabled) More... | |
float | temporal_cplx_masking |
temporary complexity masking (0-> disabled) More... | |
float | spatial_cplx_masking |
spatial complexity masking (0-> disabled) More... | |
float | p_masking |
p block masking (0-> disabled) More... | |
float | dark_masking |
darkness masking (0-> disabled) More... | |
int | idct_algo |
IDCT algorithm, see FF_IDCT_* below. More... | |
int | slice_count |
slice count More... | |
int * | slice_offset |
slice offsets in the frame in bytes More... | |
int | error_concealment |
error concealment flags More... | |
unsigned | dsp_mask |
dsp_mask could be add used to disable unwanted CPU features CPU features (i.e. More... | |
int | bits_per_coded_sample |
bits per sample/pixel from the demuxer (needed for huffyuv). More... | |
int | prediction_method |
prediction method (needed for huffyuv) More... | |
AVRational | sample_aspect_ratio |
sample aspect ratio (0 if unknown) That is the width of a pixel divided by the height of the pixel. More... | |
AVFrame * | coded_frame |
the picture in the bitstream More... | |
int | debug |
debug More... | |
int | debug_mv |
debug More... | |
uint64_t | error [AV_NUM_DATA_POINTERS] |
error More... | |
int | me_cmp |
motion estimation comparison function More... | |
int | me_sub_cmp |
subpixel motion estimation comparison function More... | |
int | mb_cmp |
macroblock comparison function (not supported yet) More... | |
int | ildct_cmp |
interlaced DCT comparison function More... | |
int | dia_size |
ME diamond size & shape. More... | |
int | last_predictor_count |
amount of previous MV predictors (2a+1 x 2a+1 square) More... | |
int | pre_me |
prepass for motion estimation More... | |
int | me_pre_cmp |
motion estimation prepass comparison function More... | |
int | pre_dia_size |
ME prepass diamond size & shape. More... | |
int | me_subpel_quality |
subpel ME quality More... | |
enum PixelFormat(* | get_format )(struct AVCodecContext *s, const enum PixelFormat *fmt) |
callback to negotiate the pixelFormat More... | |
int | dtg_active_format |
DTG active format information (additional aspect ratio information only used in DVB MPEG-2 transport streams) 0 if not set. More... | |
int | me_range |
maximum motion estimation search range in subpel units If 0 then no limit. More... | |
int | intra_quant_bias |
intra quantizer bias More... | |
int | inter_quant_bias |
inter quantizer bias More... | |
int | color_table_id |
color table ID More... | |
int | global_quality |
Global quality for codecs which cannot change it per frame. More... | |
int | coder_type |
coder type More... | |
int | context_model |
context model More... | |
int | slice_flags |
slice flags More... | |
int | xvmc_acceleration |
XVideo Motion Acceleration. More... | |
int | mb_decision |
macroblock decision mode More... | |
uint16_t * | intra_matrix |
custom intra quantization matrix More... | |
uint16_t * | inter_matrix |
custom inter quantization matrix More... | |
unsigned int | stream_codec_tag |
fourcc from the AVI stream header (LSB first, so "ABCD" -> ('D'<<24) + ('C'<<16) + ('B'<<8) + 'A'). More... | |
int | scenechange_threshold |
scene change detection threshold 0 is default, larger means fewer detected scene changes. More... | |
int | lmin |
minimum Lagrange multipler More... | |
int | lmax |
maximum Lagrange multipler More... | |
int | noise_reduction |
noise reduction strength More... | |
int(* | reget_buffer )(struct AVCodecContext *c, AVFrame *pic) |
Called at the beginning of a frame to get cr buffer for it. More... | |
int | rc_initial_buffer_occupancy |
Number of bits which should be loaded into the rc buffer before decoding starts. More... | |
int | inter_threshold |
int | flags2 |
CODEC_FLAG2_*. More... | |
int | error_rate |
Simulates errors in the bitstream to test error concealment. More... | |
int | quantizer_noise_shaping |
quantizer noise shaping More... | |
int | thread_count |
thread count is used to decide how many independent tasks should be passed to execute() More... | |
int(* | execute )(struct AVCodecContext *c, int(*func)(struct AVCodecContext *c2, void *arg), void *arg2, int *ret, int count, int size) |
The codec may call this to execute several independent things. More... | |
void * | thread_opaque |
thread opaque Can be used by execute() to store some per AVCodecContext stuff. More... | |
int | me_threshold |
Motion estimation threshold below which no motion estimation is performed, but instead the user specified motion vectors are used. More... | |
int | mb_threshold |
Macroblock threshold below which the user specified macroblock types will be used. More... | |
int | intra_dc_precision |
precision of the intra DC coefficient - 8 More... | |
int | nsse_weight |
noise vs. More... | |
int | skip_top |
Number of macroblock rows at the top which are skipped. More... | |
int | skip_bottom |
Number of macroblock rows at the bottom which are skipped. More... | |
int | profile |
profile More... | |
int | level |
level More... | |
int | lowres |
low resolution decoding, 1-> 1/2 size, 2->1/4 size More... | |
int | coded_width |
Bitstream width / height, may be different from width/height if lowres enabled. More... | |
int | coded_height |
int | frame_skip_threshold |
frame skip threshold More... | |
int | frame_skip_factor |
frame skip factor More... | |
int | frame_skip_exp |
frame skip exponent More... | |
int | frame_skip_cmp |
frame skip comparison function More... | |
float | border_masking |
Border processing masking, raises the quantizer for mbs on the borders of the picture. More... | |
int | mb_lmin |
minimum MB lagrange multipler More... | |
int | mb_lmax |
maximum MB lagrange multipler More... | |
int | me_penalty_compensation |
enum AVDiscard | skip_loop_filter |
enum AVDiscard | skip_idct |
enum AVDiscard | skip_frame |
int | bidir_refine |
int | brd_scale |
int | keyint_min |
minimum GOP size More... | |
int | refs |
number of reference frames More... | |
int | chromaoffset |
chroma qp offset from luma More... | |
int | trellis |
trellis RD quantization More... | |
int | cutoff |
Audio cutoff bandwidth (0 means "automatic") More... | |
int | scenechange_factor |
Multiplied by qscale for each frame and added to scene_change_score. More... | |
int | mv0_threshold |
Note: Value depends upon the compare function used for fullpel ME. More... | |
int | b_sensitivity |
Adjust sensitivity of b_frame_strategy 1. More... | |
int | compression_level |
int | min_prediction_order |
int | max_prediction_order |
int64_t | timecode_frame_start |
GOP timecode frame start number, in non drop frame format. More... | |
int64_t | reordered_opaque |
opaque 64bit number (generally a PTS) that will be reordered and output in AVFrame.reordered_opaque More... | |
int | bits_per_raw_sample |
Bits per sample/pixel of internal libavcodec pixel/sample format. More... | |
uint64_t | channel_layout |
Audio channel layout. More... | |
uint64_t | request_channel_layout |
Request decoder to use this channel layout if it can (0 for default) More... | |
float | rc_max_available_vbv_use |
Ratecontrol attempt to use, at maximum, of what can be used without an underflow. More... | |
float | rc_min_vbv_overflow_use |
Ratecontrol attempt to use, at least, times the amount needed to prevent a vbv overflow. More... | |
struct AVHWAccel * | hwaccel |
Hardware accelerator in use. More... | |
int | ticks_per_frame |
For some codecs, the time base is closer to the field rate than the frame rate. More... | |
void * | hwaccel_context |
Hardware accelerator context. More... | |
enum AVColorPrimaries | color_primaries |
Chromaticity coordinates of the source primaries. More... | |
enum AVColorTransferCharacteristic | color_trc |
Color Transfer Characteristic. More... | |
enum AVColorSpace | colorspace |
YUV colorspace type. More... | |
enum AVColorRange | color_range |
MPEG vs JPEG YUV range. More... | |
enum AVChromaLocation | chroma_sample_location |
This defines the location of chroma samples. More... | |
int(* | execute2 )(struct AVCodecContext *c, int(*func)(struct AVCodecContext *c2, void *arg, int jobnr, int threadnr), void *arg2, int *ret, int count) |
The codec may call this to execute several independent things. More... | |
int | log_level_offset |
int | slices |
Number of slices. More... | |
uint8_t * | subtitle_header |
Header containing style information for text subtitles. More... | |
int | subtitle_header_size |
AVPacket * | pkt |
Current packet as passed into the decoder, to avoid having to pass the packet into every function. More... | |
int | thread_type |
Which multithreading methods to use. More... | |
int | active_thread_type |
Which multithreading methods are in use by the codec. More... | |
int | thread_safe_callbacks |
Set by the client if its custom get_buffer() callback can be called from another thread, which allows faster multithreaded decoding. More... | |
uint64_t | vbv_delay |
VBV delay coded in the last frame (in periods of a 27 MHz clock). More... | |
enum AVAudioServiceType | audio_service_type |
Type of service that the audio stream conveys. More... | |
enum AVSampleFormat | request_sample_fmt |
Used to request a sample format from the decoder. More... | |
int | err_recognition |
Error recognition; may misdetect some more or less valid parts as errors. More... | |
struct AVCodecInternal * | internal |
Private context used for internal data. More... | |
enum AVFieldOrder | field_order |
Field order. More... | |
main external API structure.
New fields can be added to the end with minor version bumps. Removal, reordering and changes to existing fields require a major version bump. sizeof(AVCodecContext) must not be used outside libav*.
int AVCodecContext::active_thread_type |
Which multithreading methods are in use by the codec.
Definition at line 3116 of file avcodec.h.
Referenced by avcodec_close(), avcodec_decode_video2(), avcodec_flush_buffers(), avcodec_open2(), avcodec_thread_execute(), await_reference_mb_row(), decode_chunks(), decode_nal_units(), decode_slice_header(), ff_h263_decode_frame(), ff_rv34_decode_frame(), ff_thread_finish_setup(), ff_thread_free(), ff_thread_get_buffer(), ff_thread_init(), ff_thread_release_buffer(), field_end(), finish_frame(), frame_thread_init(), hl_motion(), mimic_decode_frame(), mpeg_field_start(), MPV_common_end(), MPV_common_init(), MPV_decode_mb_internal(), MPV_frame_start(), render_slice(), rv34_decode_mv(), rv34_decode_slice(), rv34_mc(), slice_end(), thread_init(), validate_thread_parameters(), video_get_buffer(), and vp3_draw_horiz_band().
enum AVAudioServiceType AVCodecContext::audio_service_type |
Type of service that the audio stream conveys.
Definition at line 3141 of file avcodec.h.
Referenced by ac3_decode_frame(), avformat_find_stream_info(), ff_aac_ac3_parse(), ff_ac3_encode_init(), ff_ac3_validate_metadata(), mov_read_dac3(), transcode(), and transcode_init().
const AVClass* AVCodecContext::av_class |
information on struct for av_log
Definition at line 1334 of file avcodec.h.
Referenced by avcodec_get_context_defaults3().
int AVCodecContext::b_frame_strategy |
Definition at line 1527 of file avcodec.h.
Referenced by ffm_read_header(), ffm_write_header(), MPV_encode_init(), select_input_picture(), X264_init(), and XAVS_init().
float AVCodecContext::b_quant_factor |
qscale factor between IP and B-frames If > 0 then the last P-frame quantizer will be used (q= lastp_q*factor+offset).
If < 0 then normal ratecontrol will be done (q= -normal_q*factor+offset).
Definition at line 1521 of file avcodec.h.
Referenced by add_codec(), ff_xvid_rate_estimate_qscale(), ffm_read_header(), ffm_write_header(), get_diff_limited_q(), get_qminmax(), get_qscale(), X264_init(), and XAVS_init().
float AVCodecContext::b_quant_offset |
qscale offset between IP and B-frames
Definition at line 1654 of file avcodec.h.
Referenced by add_codec(), ff_xvid_rate_estimate_qscale(), ffm_read_header(), ffm_write_header(), get_diff_limited_q(), get_qminmax(), and get_qscale().
int AVCodecContext::b_sensitivity |
Adjust sensitivity of b_frame_strategy 1.
Definition at line 2763 of file avcodec.h.
Referenced by select_input_picture().
int AVCodecContext::bidir_refine |
Definition at line 2628 of file avcodec.h.
Referenced by bidir_refine().
int AVCodecContext::bit_rate |
the average bitrate
Definition at line 1340 of file avcodec.h.
Referenced by aac_encode_frame(), aac_encode_init(), ac3_decode_frame(), add_audio_stream(), add_av_stream(), add_codec(), add_video_stream(), aea_read_header(), amf_parse_object(), amr_read_packet(), amr_wb_encode_frame(), amr_wb_encode_init(), apc_read_header(), asf_read_header(), asf_write_header1(), atrac3_decode_init(), audio_encode_example(), avformat_new_stream(), avi_write_header(), avisynth_read_header(), avpriv_adx_decode_header(), avpriv_dv_init_demux(), avpriv_dv_produce_packet(), bfi_read_header(), cin_read_header(), compute_bandwidth(), compute_status(), cook_decode_init(), daud_header(), dc1394_read_common(), dca_decode_frame(), decode_frame(), decode_ppc(), dv_extract_audio_info(), dv_extract_video_info(), dv_offset_reset(), ea_read_header(), encode_init(), estimate_timings_from_bit_rate(), Faac_encode_init(), fbdev_read_header(), ff_aac_ac3_parse(), ff_dnxhd_find_cid(), ff_parse_specific_params(), ff_wma_init(), ff_xvid_rate_control_init(), ffm_read_header(), ffm_write_header(), film_read_header(), find_stream_in_feed(), flic_read_header(), flv_write_header(), fourxm_read_header(), get_aiff_header(), get_audio_frame_size(), get_bit_rate(), get_sindex(), grab_read_header(), gsm_read_header(), gxf_write_header(), gxf_write_mpeg_auxiliary(), idcin_read_header(), iff_read_header(), init_bitstream_params(), ipmovie_read_header(), iss_read_header(), lame_window_init(), libdirac_encode_init(), libgsm_encode_init(), libschroedinger_encode_init(), lxf_read_header(), matroska_read_header(), mlp_parse(), mmf_read_header(), modify_current_stream(), mov_build_index(), mov_write_esds_tag(), mov_write_uuidprof_tag(), mp3_parse_vbr_tags(), MP3lame_encode_init(), MPA_encode_init(), mpeg_decode_postinit(), mpeg_mux_init(), mpegaudio_parse(), mpegps_read_packet(), mpegts_read_header(), mpegvideo_extract_headers(), MPV_encode_init(), mtv_read_header(), mxf_write_d10_video_packet(), mxf_write_header(), mxf_write_mpegvideo_desc(), oggvorbis_init_encoder(), ogm_dshow_header(), ogm_header(), oma_read_header(), parse_ffconfig(), parse_mpeg1waveformatex(), pcm_bluray_parse_header(), pcm_read_seek(), print_enc_params(), psy_3gpp_init(), psy_3gpp_window(), qcp_read_header(), qdm2_decode_init(), ra144_encode_init(), read_desc_chunk(), read_header(), real_parse_asm_rule(), rl2_read_header(), rm_read_header(), rm_write_header(), roq_read_packet(), rv10_write_header(), s302m_parse_frame_header(), search_for_quantizers_twoloop(), seq_read_header(), sipr_decoder_init(), sox_read_header(), tmv_read_header(), transcode(), transcode_init(), twin_decode_frame(), twin_decode_init(), v4l2_read_header(), validate_options(), vid_read_header(), vid_read_packet(), video_encode_example(), vmd_read_header(), voc_get_packet(), vorbis_header(), vp8_init(), vqf_read_header(), vqf_read_seek(), wc3_read_header(), wsaud_read_header(), wsvqa_read_header(), x11grab_read_header(), X264_init(), xa_read_header(), XAVS_init(), xmv_read_header(), and xwma_read_header().
int AVCodecContext::bit_rate_tolerance |
number of bits the bitstream is allowed to diverge from the reference.
the reference can be CBR (for CBR pass1) or VBR (for pass2)
Definition at line 1348 of file avcodec.h.
Referenced by add_codec(), ff_rate_estimate_qscale(), ffm_read_header(), ffm_write_header(), MPV_encode_init(), parse_ffconfig(), and XAVS_init().
int AVCodecContext::bits_per_coded_sample |
bits per sample/pixel from the demuxer (needed for huffyuv).
Definition at line 1974 of file avcodec.h.
Referenced by adpcm_decode_init(), adpcm_encode_init(), aiff_write_header(), alac_encode_init(), apc_read_header(), ape_decode_init(), ape_read_header(), asf_read_stream_properties(), avformat_find_stream_info(), avi_read_header(), avisynth_read_header(), avs_read_packet(), bfi_read_header(), bmp_encode_frame(), bmp_encode_init(), cin_read_header(), cinepak_decode_init(), create_audio_stream(), daud_header(), decode_frame(), decode_frame_byterun1(), decode_frame_ilbm(), decode_init(), decode_wave_header(), deplanarize(), ea_read_header(), encode_init(), ff_cmap_read_palette(), ff_mov_read_stsd_entries(), ff_raw_read_header(), film_read_header(), flic_read_header(), flv_read_packet(), flv_set_audio_codec(), fourxm_read_header(), get_aiff_header(), get_audio_flags(), get_codec_data(), get_packet_header(), get_sindex(), idcin_read_header(), iff_read_header(), ipmovie_read_header(), ipvideo_decode_init(), iss_read_header(), mmf_read_header(), mov_get_rawvideo_codec_tag(), mov_write_video_tag(), mpc8_read_header(), mpc_read_header(), mpegps_read_packet(), msrle_decode_frame(), msrle_decode_init(), msvideo1_decode_init(), mxf_get_d10_aes3_packet(), mxf_parse_structural_metadata(), mxg_read_header(), nsv_parse_NSVs_header(), nuv_header(), oma_read_header(), parse_media_type(), pcm_bluray_parse_header(), pcm_decode_frame(), pcm_encode_init(), qtrle_decode_frame(), qtrle_decode_init(), qtrle_encode_init(), raw_decode(), raw_init_decoder(), raw_init_encoder(), read_desc_chunk(), read_header(), rl2_read_header(), roq_read_packet(), rpl_read_header(), rtp_write_packet(), s302m_decode_frame(), s302m_parse_frame_header(), seq_read_header(), smacker_read_header(), smjpeg_read_header(), smka_decode_init(), sox_read_header(), tmv_read_header(), tta_decode_init(), tta_read_header(), update_context_from_thread(), vfw_read_header(), vid_read_header(), vid_read_packet(), vmd_read_header(), vmdaudio_decode_init(), voc_get_packet(), voc_write_packet(), wavpack_decode_init(), wc3_read_header(), wsaud_read_header(), wsvqa_read_header(), wv_read_header(), xa_read_header(), xmv_read_header(), and xwma_read_header().
int AVCodecContext::bits_per_raw_sample |
Bits per sample/pixel of internal libavcodec pixel/sample format.
Definition at line 2863 of file avcodec.h.
Referenced by avpriv_flac_parse_streaminfo(), decode_frame(), decode_init(), decode_nal_units(), decode_plane(), dnxhd_decode_header(), dnxhd_encode_init(), dsputil_init(), dsputil_init_align(), dsputil_init_alpha(), dsputil_init_altivec(), dsputil_init_arm(), dsputil_init_bfin(), dsputil_init_mlib(), dsputil_init_mmi(), dsputil_init_mmx(), dsputil_init_ppc(), dsputil_init_sh4(), dsputil_init_vis(), dsputilenc_init_mmx(), encode_init(), ff_dsputil_init_armv5te(), ff_dsputil_init_armv6(), ff_dsputil_init_iwmmxt(), ff_dsputil_init_neon(), ff_h264_decode_init(), mlp_parse(), pcm_decode_init(), read_const_block_data(), read_extra_header(), read_header(), read_major_sync(), read_var_block_data(), transcode(), transcode_init(), tta_decode_init(), update_context_from_thread(), v410_decode_init(), and vble_decode_init().
int AVCodecContext::block_align |
number of bytes per packet if constant and known or 0 Used by some WAV based audio codecs.
Definition at line 1751 of file avcodec.h.
Referenced by adpcm_decode_frame(), adpcm_encode_frame(), adpcm_encode_init(), aea_read_header(), aea_read_packet(), aiff_read_header(), aiff_read_packet(), aiff_write_header(), aiff_write_trailer(), apc_read_header(), asf_write_header1(), atrac1_decode_frame(), atrac3_decode_frame(), atrac3_decode_init(), avformat_write_header(), avi_read_header(), avi_write_packet(), avisynth_read_header(), cook_decode_frame(), cook_decode_init(), daud_header(), decode_init(), decode_packet(), dxa_read_header(), ea_read_header(), encode_init(), ff_mov_read_stsd_entries(), ff_parse_specific_params(), ff_raw_read_header(), ff_rm_parse_packet(), ff_rm_retrieve_cache(), ff_wma_init(), film_read_header(), flic_read_header(), fourxm_read_header(), get_aiff_header(), get_nb_samples(), get_sindex(), gsm_decode_frame(), gsm_init(), idcin_read_header(), iff_read_header(), ipmovie_read_header(), iss_read_header(), libgsm_decode_frame(), libgsm_decode_init(), libgsm_encode_frame(), libgsm_encode_init(), matroska_parse_block(), matroska_read_header(), mov_write_header(), mxf_write_d10_audio_packet(), mxf_write_wav_common(), mxg_read_header(), oma_read_header(), oma_read_packet(), oma_write_header(), pcm_encode_init(), pcm_read_seek(), ra288_decode_frame(), raw_read_packet(), read_desc_chunk(), rl2_read_header(), rm_read_audio_stream_info(), roq_read_packet(), seq_read_header(), sipr_decoder_init(), sox_read_header(), sox_read_packet(), str_read_packet(), transcode(), transcode_init(), tta_decode_init(), vmd_read_header(), vmdaudio_decode_frame(), vmdaudio_decode_init(), wc3_read_header(), wmavoice_decode_init(), wmavoice_decode_packet(), wsaud_read_header(), wsvqa_read_header(), xa_read_header(), xmv_read_header(), xwma_read_header(), and xwma_read_packet().
float AVCodecContext::border_masking |
Border processing masking, raises the quantizer for mbs on the borders of the picture.
Definition at line 2579 of file avcodec.h.
Referenced by adaptive_quantization(), and MPV_encode_init().
int AVCodecContext::brd_scale |
Definition at line 2635 of file avcodec.h.
Referenced by estimate_best_b_count().
uint64_t AVCodecContext::channel_layout |
Audio channel layout.
Definition at line 2870 of file avcodec.h.
Referenced by ac3_decode_frame(), aea_read_header(), ape_decode_init(), apply_param_change(), avcodec_open2(), avcodec_string(), cook_decode_init(), dca_decode_frame(), decode_frame(), decode_init(), dprint_options(), ff_aac_ac3_parse(), ff_alsa_open(), flic_read_header(), imc_decode_init(), mlp_parse(), mov_read_chan(), mov_read_dac3(), mov_write_chan_tag(), mpc7_decode_init(), mpc8_decode_init(), output_configure(), pcm_bluray_decode_frame(), pcm_bluray_parse_header(), smka_decode_init(), transcode(), transcode_init(), validate_options(), vorbis_decode_init(), wavpack_decode_block(), wavpack_decode_init(), and wv_read_header().
int AVCodecContext::channels |
number of audio channels
Definition at line 1457 of file avcodec.h.
Referenced by aac_decode_frame_int(), aac_decode_init(), aac_encode_frame(), aac_encode_init(), ac3_decode_frame(), ac3_decode_init(), add_audio_stream(), add_av_stream(), add_codec(), adpcm_compress_trellis(), adpcm_decode_frame(), adpcm_decode_init(), adpcm_encode_frame(), adpcm_encode_init(), adx_decode_frame(), adx_decode_init(), adx_encode_frame(), adx_encode_header(), adx_encode_init(), adx_read_packet(), aea_read_header(), aiff_write_header(), alac_decode_frame(), alac_decode_init(), alac_encode_frame(), alac_encode_init(), amr_decode_fix_avctx(), amr_handle_packet(), amr_read_header(), amr_wb_encode_init(), apc_read_header(), ape_decode_init(), ape_read_header(), apply_param_change(), apply_window_and_mdct(), atrac1_decode_init(), atrac3_decode_init(), au_read_header(), au_read_packet(), audio_decode_example(), audio_decode_frame(), audio_encode_example(), audio_get_buffer(), audio_read_header(), audio_write_header(), avcodec_open2(), avcodec_string(), avformat_write_header(), avisynth_read_header(), avpriv_adx_decode_header(), avpriv_flac_parse_streaminfo(), bfi_read_header(), bmv_aud_decode_init(), bmv_read_header(), cdata_read_header(), celt_header(), cin_read_header(), cinaudio_decode_init(), compute_status(), construct_perm_table(), cook_decode_init(), create_audio_stream(), create_vorbis_context(), daud_header(), daud_write_header(), dca_decode_frame(), dca_decode_init(), dec_gain(), decode_extension_payload(), decode_frame(), decode_init(), decode_ppc(), decode_stream_header(), do_audio_out(), dpcm_decode_init(), dv_extract_audio_info(), dv_init_mux(), ea_read_header(), eightsvx_decode_frame(), eightsvx_decode_init(), encode_audio_frame(), encode_frame(), encode_init(), Faac_encode_frame(), Faac_encode_init(), ff_aac_ac3_parse(), ff_ac3_validate_metadata(), ff_audio_interleave_init(), ff_mov_read_stsd_entries(), ff_mp4_read_dec_config_descr(), ff_psy_init(), ff_psy_preprocess(), ff_psy_preprocess_end(), ff_psy_preprocess_init(), ff_raw_read_header(), ff_rtp_get_codec_info(), ff_rtp_get_payload_type(), ff_wma_init(), ffm_read_header(), ffm_write_header(), film_read_header(), flac_encode_init(), flic_read_header(), flush_encoders(), flv_read_packet(), flv_write_header(), fourxm_read_header(), g722_decode_init(), g722_encode_init(), get_aiff_header(), get_audio_clock(), get_audio_flags(), get_audio_frame_size(), get_best_header(), get_bit_rate(), get_codec_data(), get_nb_samples(), get_sindex(), gsm_init(), gsm_read_header(), gxf_write_header(), has_codec_parameters(), idcin_read_header(), iff_read_header(), imc_decode_init(), imdct_output(), init_bitstream_params(), init_mdct_win(), init_sample_buffers(), ipmovie_read_header(), iss_read_header(), iss_read_packet(), lame_window_init(), libgsm_decode_init(), libgsm_encode_init(), libspeex_decode_frame(), libspeex_decode_init(), lxf_read_header(), mace_decode_frame(), mace_decode_init(), matroska_read_header(), mkv_write_tracks(), mlp_parse(), mmf_read_header(), mov_read_dac3(), mov_write_audio_tag(), mov_write_uuidprof_tag(), mp3_header_compress(), mp3_header_decompress(), MP3lame_encode_init(), MPA_encode_init(), mpc7_decode_init(), mpc8_decode_frame(), mpc8_decode_init(), mpc8_read_header(), mpc_read_header(), mpeg_mux_init(), mpegaudio_parse(), mpegps_read_packet(), mxf_get_d10_aes3_packet(), mxf_parse_structural_metadata(), mxf_write_d10_audio_packet(), mxf_write_generic_sound_common(), mxg_read_header(), new_audio_stream(), nsv_read_chunk(), nut_read_header(), oggvorbis_init_encoder(), ogm_dshow_header(), ogm_header(), oma_read_header(), oma_write_header(), open_audio(), opt_output_file(), output_configure(), output_data(), output_packet(), parse_ffconfig(), parse_mpeg1waveformatex(), pcm_bluray_decode_frame(), pcm_bluray_parse_header(), pcm_decode_frame(), pcm_decode_init(), pcm_encode_frame(), pcm_encode_init(), pcm_read_seek(), pmp_header(), print_enc_params(), psy_3gpp_init(), psy_3gpp_window(), pulse_read_header(), put_audio_specific_config(), qcp_read_header(), qdm2_decode_init(), r3d_read_red1(), ra144_encode_init(), raw_read_packet(), read_and_decode_spectrum(), read_channel_data(), read_desc_chunk(), read_frame_data(), read_header(), read_packet(), read_restart_header(), read_specific_config(), revert_channel_correlation(), rl2_read_header(), rm_read_audio_stream_info(), roq_dpcm_encode_frame(), roq_dpcm_encode_init(), roq_read_packet(), rso_read_header(), rso_write_header(), rtp_write_packet(), rv10_write_header(), s302m_decode_frame(), s302m_parse_frame_header(), search_for_quantizers_twoloop(), seq_read_header(), show_stream(), smacker_read_header(), smjpeg_read_header(), smjpeg_write_header(), smka_decode_frame(), smka_decode_init(), sol_read_header(), sox_read_header(), sox_write_header(), speex_header(), str_read_packet(), stream_component_open(), stream_cycle_channel(), swf_write_header(), synchronize_audio(), thp_read_header(), tmv_read_header(), transcode(), transcode_audio(), transcode_init(), truespeech_decode_init(), tta_decode_init(), tta_read_header(), twin_decode_init(), validate_options(), vid_read_header(), vid_read_packet(), video_audio_display(), vmd_read_header(), vmdaudio_decode_frame(), vmdaudio_decode_init(), voc_get_packet(), voc_write_packet(), vorbis_decode_init(), vorbis_encode_init(), vorbis_header(), vorbis_parse_setup_hdr_residues(), vqf_read_header(), wavpack_decode_block(), wavpack_decode_init(), wc3_read_header(), write_audio_frame(), write_compressed_frame(), write_frame_header(), write_streamheader(), ws_snd_decode_init(), wsaud_read_header(), wsvqa_read_header(), wv_read_header(), wv_unpack_mono(), wv_unpack_stereo(), xa_read_header(), xa_read_packet(), xmv_read_header(), xwma_read_header(), and yop_read_header().
int AVCodecContext::chroma_elim_threshold |
chroma single coeff elimination threshold
Definition at line 1628 of file avcodec.h.
Referenced by ffm_read_header(), ffm_write_header(), MPV_encode_init(), and parse_ffconfig().
enum AVChromaLocation AVCodecContext::chroma_sample_location |
This defines the location of chroma samples.
Definition at line 2954 of file avcodec.h.
Referenced by decode_init(), decode_vui_parameters(), dvvideo_init(), ff_h263_decode_init(), ff_h264_decode_init(), ff_mjpeg_decode_init(), mpeg_decode_init(), transcode(), transcode_init(), update_context_from_thread(), vp3_decode_init(), and yuv4_read_header().
int AVCodecContext::chromaoffset |
chroma qp offset from luma
Definition at line 2674 of file avcodec.h.
Referenced by X264_init(), and XAVS_init().
struct AVCodec* AVCodecContext::codec |
Definition at line 1529 of file avcodec.h.
Referenced by a64_write_header(), a64_write_packet(), a64multi_init_encoder(), adpcm_compress_trellis(), adpcm_decode_frame(), adpcm_decode_init(), adpcm_encode_frame(), adpcm_encode_init(), apply_param_change(), assert_codec_experimental(), audio_decode_frame(), avcodec_close(), avcodec_copy_context(), avcodec_decode_audio4(), avcodec_decode_subtitle2(), avcodec_decode_video2(), avcodec_encode_audio2(), avcodec_encode_subtitle(), avcodec_encode_video(), avcodec_flush_buffers(), avcodec_get_context_defaults3(), avcodec_open2(), avformat_find_stream_info(), close_connection(), codec_child_next(), common_end(), common_init(), context_to_name(), decode_chunks(), decode_end(), decode_frame(), decode_init(), decode_nal_units(), decode_slice_header(), decode_thread(), do_audio_out(), do_video_out(), dpcm_decode_frame(), dpcm_decode_init(), eightsvx_decode_init(), encode_init(), execute_decode_slices(), ff_draw_horiz_band(), ff_er_frame_end(), ff_h263_decode_frame(), ff_h263_decode_init(), ff_mjpeg_decode_init(), ff_thread_flush(), ff_thread_get_buffer(), ff_thread_init(), ff_vdpau_mpeg4_decode_picture(), ff_vp56_init(), ff_wma_init(), field_end(), flush_encoders(), frame_thread_free(), frame_thread_init(), frame_worker_thread(), get_nb_samples(), h261_decode_init(), mov_write_video_tag(), mpeg_decode_init(), mpeg_get_pixelformat(), MPV_encode_init(), MPV_frame_end(), output_packet(), pcm_decode_frame(), pcm_decode_init(), pcm_encode_frame(), pcm_encode_init(), show_stream(), submit_packet(), svq1_decode_init(), svq3_decode_init(), transcode_video(), try_decode_frame(), update_context_from_thread(), vaapi_mpeg4_decode_slice(), vaapi_mpeg4_start_frame(), validate_thread_parameters(), vc1_decode_frame(), vc1_decode_init(), vcr2_init_sequence(), vp56_add_predictors_dc(), vp56_decode_4mv(), vp6_decode_init(), wma_decode_init(), write_frame(), and xan_decode_frame().
enum CodecID AVCodecContext::codec_id |
Definition at line 1575 of file avcodec.h.
Referenced by add_audio_stream(), add_av_stream(), add_input_streams(), add_video_stream(), adts_aac_read_header(), adx_read_header(), aea_read_header(), aiff_write_header(), amr_decode_fix_avctx(), amr_handle_packet(), amr_read_header(), amr_read_packet(), apc_read_header(), ape_read_header(), asf_read_stream_properties(), asf_write_header1(), au_read_header(), au_read_packet(), audio_read_header(), audio_write_header(), av_find_best_stream(), av_read_packet(), avcodec_align_dimensions2(), avcodec_open2(), avcodec_string(), avformat_find_stream_info(), avformat_write_header(), avi_read_header(), avi_write_header(), avi_write_trailer(), avisynth_read_header(), avpriv_dv_init_demux(), avpriv_mpa_decode_header(), avs_read_packet(), avserver_opt_preset(), bfi_read_header(), bmv_read_header(), cdata_read_header(), celt_header(), choose_decoder(), choose_encoder(), choose_pixel_fmt(), cin_read_header(), commit_bitstream_and_slice_buffer(), compute_pkt_fields(), compute_status(), create_audio_stream(), cyuv_decode_frame(), daud_header(), dc1394_read_common(), decode_end(), decode_frame(), decode_init(), decode_mb(), decode_slice(), decode_stream_header(), dfa_read_header(), dirac_header(), do_streamcopy(), do_subtitle_out(), dsputil_init_mmx(), dv_extract_audio_info(), dv_init_mux(), dxa_read_header(), ea_read_header(), eightsvx_decode_frame(), encode_mb(), estimate_best_b_count(), extract_mpeg4_header(), fbdev_read_header(), ff_aac_ac3_parse(), ff_ac3_encode_init(), ff_asf_parse_packet(), ff_audio_interleave_init(), ff_er_frame_end(), ff_h264_decode_init(), ff_init_me(), ff_ivi_decode_close(), ff_ivi_decode_frame(), ff_mjpeg_encode_picture_header(), ff_mjpeg_find_marker(), ff_mov_read_stsd_entries(), ff_mov_write_packet(), ff_mp4_read_dec_config_descr(), ff_parse_mpeg2_descriptor(), ff_pnm_decode_header(), ff_psy_init(), ff_raw_audio_read_header(), ff_raw_read_header(), ff_raw_video_read_header(), ff_rm_parse_packet(), ff_rm_read_mdpr_codecdata(), ff_rtp_get_codec_info(), ff_rtp_get_payload_type(), ff_rtp_parse_open(), ff_rv34_decode_init(), ffm_read_header(), ffm_write_header(), film_read_header(), find_expected_header(), find_stream_in_feed(), flac_header(), flac_read_header(), flic_read_header(), flv_read_packet(), flv_set_audio_codec(), flv_set_video_codec(), flv_write_header(), flv_write_packet(), flv_write_trailer(), fourxm_read_header(), get_aiff_header(), get_attachment(), get_audio_flags(), get_audio_frame_size(), get_bit_rate(), get_codec_data(), get_packet_header(), get_sindex(), grab_read_header(), gsm_decode_frame(), gsm_init(), gsm_parse(), gsm_read_header(), guess_mv(), gxf_packet(), gxf_write_header(), gxf_write_media_preamble(), gxf_write_packet(), gxf_write_umf_media_description(), gxf_write_umf_media_mpeg(), has_codec_parameters(), has_decode_delay_been_guessed(), idcin_read_header(), iff_read_header(), imx_dump_header(), init_input_stream(), ipmovie_read_header(), ipod_get_codec_tag(), is_intra_more_likely(), is_intra_only(), iss_read_header(), ivf_write_header(), libgsm_decode_init(), libgsm_encode_frame(), libgsm_encode_init(), libgsm_flush(), lmlm4_read_header(), lxf_read_header(), lxf_read_packet(), m4sl_cb(), mace_decode_frame(), matroska_parse_block(), matroska_read_header(), mjpega_dump_header(), mkv_write_attachments(), mkv_write_block(), mkv_write_codecprivate(), mkv_write_packet_internal(), mkv_write_tracks(), mmf_read_header(), mov_find_codec_tag(), mov_get_codec_tag(), mov_read_enda(), mov_read_hdlr(), mov_read_trak(), mov_read_wave(), mov_write_audio_tag(), mov_write_chan_tag(), mov_write_esds_tag(), mov_write_ftyp_tag(), mov_write_header(), mov_write_uuidprof_tag(), mov_write_video_tag(), mov_write_wave_tag(), movie_init(), mp3_read_header(), mp4_get_codec_tag(), mpc8_read_header(), mpc_read_header(), mpeg1_decode_sequence(), mpeg_decode_postinit(), mpeg_decode_sequence_extension(), mpeg_get_pixelformat(), mpeg_mux_init(), mpegps_read_packet(), mpegts_find_stream_type(), mpegts_push_data(), mpegts_read_header(), mpegts_set_stream_info(), mpegts_write_header(), mpegts_write_packet(), mpegts_write_pes(), mpegts_write_pmt(), mpegvideo_extract_headers(), MPV_encode_init(), msnwc_tcp_read_header(), mtv_read_header(), mxf_parse_structural_metadata(), mxf_write_d10_audio_packet(), mxf_write_generic_sound_common(), mxf_write_header(), mxf_write_packet(), mxg_read_header(), nc_read_header(), new_audio_stream(), new_subtitle_stream(), new_video_stream(), nsv_parse_NSVs_header(), nsv_read_chunk(), nut_read_header(), nuv_header(), ogg_buffer_data(), ogg_write_header(), ogg_write_packet(), ogg_write_trailer(), ogm_dshow_header(), ogm_header(), old_dirac_header(), old_flac_header(), oma_read_header(), open_audio(), open_input_file(), open_video(), opt_input_file(), output_packet(), parse(), parse_ffconfig(), parse_fmtp(), parse_media_type(), parse_mpeg1waveformatex(), pcm_decode_frame(), pcm_read_seek(), pmp_header(), pulse_read_header(), put_xiph_codecpriv(), pva_read_header(), qcp_read_header(), qdm2_parse_packet(), r3d_read_red1(), raw_read_packet(), rdt_parse_packet(), rdt_parse_sdp_line(), read_access_unit(), read_avserver_streams(), read_desc_chunk(), read_frame_internal(), read_header(), read_kuki_chunk(), read_major_sync(), read_matrix_params(), read_packet(), read_restart_header(), remove_extradata(), rl2_read_header(), rm_ac3_swap_bytes(), rm_read_audio_stream_info(), rm_write_audio(), roq_read_packet(), rpl_read_header(), rso_read_header(), rso_read_packet(), rso_write_header(), rtp_parse_packet_internal(), rtp_write_header(), rtp_write_packet(), rv10_decode_init(), rv10_write_header(), rv34_parse(), sdp_parse_fmtp_config_h264(), seq_read_header(), set_codec_from_probe_data(), setup_find_stream_info_opts(), show_stream(), siff_parse_vbv1(), smacker_read_header(), smjpeg_read_header(), smjpeg_write_header(), sol_read_header(), sox_read_header(), sox_write_header(), sox_write_trailer(), sp5x_decode_frame(), spdif_read_packet(), spdif_write_header(), speex_header(), srt_read_header(), str_read_packet(), stream_component_open(), svq3_parse_packet(), swf_read_packet(), swf_write_header(), swf_write_video(), tb_unreliable(), theora_header(), thp_read_header(), tmv_read_header(), transcode(), transcode_init(), try_decode_frame(), tta_read_header(), txd_read_header(), v4l2_read_header(), vaapi_vc1_decode_slice(), validate_codec_tag(), vc1_decode_end(), vc1_decode_frame(), vc1_decode_init(), vc1_decode_init_alloc_tables(), vc1t_read_header(), vc1test_write_header(), vcr2_init_sequence(), vfw_read_header(), vid_read_header(), vmd_read_header(), voc_get_packet(), vorbis_header(), vqf_read_header(), wc3_read_header(), write_header(), wsaud_read_header(), wsvqa_read_header(), wv_read_header(), x11grab_read_header(), xa_read_header(), xmv_read_header(), xwma_read_header(), yop_read_header(), and yuv4_read_header().
char AVCodecContext::codec_name[32] |
Definition at line 1573 of file avcodec.h.
Referenced by asf_write_header1(), avcodec_string(), ff_mov_read_stsd_entries(), rm_read_audio_stream_info(), and skeleton_header().
unsigned int AVCodecContext::codec_tag |
fourcc (LSB first, so "ABCD" -> ('D'<<24) + ('C'<<16) + ('B'<<8) + 'A').
This is used to work around some encoder bugs. A demuxer should set this to what is stored in the field used to identify the codec. If there are multiple such fields in a container then the demuxer should choose the one which maximizes the information about the used codec. If the codec tag field in a container is larger than 32 bits then the demuxer should remap the longer ID to 32 bits with a table or other structure. Alternatively a new extra_codec_tag + size could be added but for this a clear advantage must be demonstrated first.
Definition at line 1590 of file avcodec.h.
Referenced by a64multi_init_encoder(), aiff_write_header(), amr_read_header(), ape_read_header(), asf_read_stream_properties(), asf_write_header1(), au_read_header(), avcodec_string(), avformat_write_header(), avi_read_header(), avi_write_header(), avisynth_read_header(), cdata_read_header(), cin_read_header(), daud_header(), decode_frame(), decode_frame_byterun1(), decode_frame_ilbm(), decode_init(), decode_stream_header(), dpcm_decode_frame(), dpcm_decode_init(), ea_read_header(), ff_mjpeg_decode_sos(), ff_mov_init_hinting(), ff_mov_read_stsd_entries(), ff_parse_mpeg2_descriptor(), ff_rm_read_mdpr_codecdata(), ffm_read_header(), ffm_write_header(), film_read_header(), flic_read_header(), flv_set_audio_codec(), flv_set_video_codec(), flv_write_header(), flv_write_packet(), fourxm_read_header(), get_aiff_header(), get_audio_flags(), get_codec_data(), idcin_read_header(), iff_read_header(), ipmovie_read_header(), ipod_get_codec_tag(), ivf_write_header(), lxf_read_header(), matroska_read_header(), mkv_write_codecprivate(), mov_find_codec_tag(), mov_get_codec_tag(), mov_get_rawvideo_codec_tag(), mov_write_hdlr_tag(), mov_write_ms_tag(), mov_write_stbl_tag(), mov_write_stsd_tag(), mp4_get_codec_tag(), mpeg_decode_frame(), mpegts_set_stream_info(), MPV_common_init(), msnwc_tcp_read_header(), new_audio_stream(), new_data_stream(), new_output_stream(), new_subtitle_stream(), new_video_stream(), nsv_parse_NSVs_header(), nut_read_header(), ogm_header(), oma_read_header(), oma_write_header(), parse_ffconfig(), pmt_cb(), raw_decode(), raw_encode(), raw_init_decoder(), raw_init_encoder(), read_desc_chunk(), read_header(), rl2_read_header(), rm_read_audio_stream_info(), roq_read_packet(), rpl_read_header(), rpl_read_packet(), rso_read_header(), rso_write_header(), rv10_write_header(), seq_read_header(), show_stream(), siff_parse_vbv1(), smacker_read_header(), smjpeg_read_header(), sol_read_header(), str_read_packet(), thp_read_header(), transcode(), transcode_init(), v4l2_read_header(), validate_codec_tag(), vc1_decode_init(), vmd_read_header(), voc_write_packet(), vp3_decode_init(), wc3_read_header(), write_streamheader(), wsaud_read_header(), wsvqa_read_header(), xmv_read_header(), xsub_encoder_init(), and xwma_read_header().
enum AVMediaType AVCodecContext::codec_type |
Definition at line 1574 of file avcodec.h.
Referenced by add_audio_stream(), add_av_stream(), add_codec(), add_dstream(), add_input_streams(), add_video_stream(), adts_aac_read_header(), adx_read_header(), aea_read_header(), amr_read_header(), apc_read_header(), ape_read_header(), asf_read_header(), asf_read_stream_properties(), asf_write_header1(), asf_write_packet(), au_read_header(), audio_read_header(), av_find_best_stream(), av_find_default_stream_index(), av_interleaved_write_frame(), av_read_packet(), avcodec_default_free_buffers(), avcodec_default_get_buffer(), avcodec_default_reget_buffer(), avcodec_default_release_buffer(), avcodec_get_context_defaults3(), avcodec_open2(), avcodec_string(), avformat_find_stream_info(), avformat_write_header(), avi_read_header(), avi_sync(), avi_write_counters(), avi_write_header(), avi_write_idx1(), avi_write_ix(), avi_write_packet(), avi_write_trailer(), avisynth_read_header(), avpriv_dv_init_demux(), avs_read_packet(), bfi_read_header(), bmv_read_header(), build_feed_streams(), build_frame_code(), cdata_read_header(), celt_header(), check_inputs(), check_stream_specifier(), choose_decoder(), choose_encoder(), cin_read_header(), compute_bandwidth(), compute_frame_duration(), compute_pkt_fields2(), compute_status(), create_audio_stream(), create_stream(), daud_header(), dc1394_read_common(), decode_stream_header(), dfa_read_header(), dirac_header(), do_streamcopy(), do_video_stats(), dump_stream_format(), dv_assemble_frame(), dv_extract_audio_info(), dv_init_mux(), dxa_read_header(), ea_read_header(), fbdev_read_header(), ff_asf_parse_packet(), ff_audio_interleave_close(), ff_audio_interleave_init(), ff_audio_rechunk_interleave(), ff_mov_init_hinting(), ff_mov_read_stsd_entries(), ff_parse_specific_params(), ff_raw_audio_read_header(), ff_raw_read_header(), ff_raw_video_read_header(), ff_rm_parse_packet(), ff_rm_read_mdpr_codecdata(), ff_rtp_get_codec_info(), ff_rtp_get_payload_type(), ffm_read_header(), ffm_write_header(), film_read_header(), flac_header(), flac_read_header(), flic_read_header(), flush_encoders(), flv_read_metabody(), flv_write_header(), flv_write_packet(), flv_write_trailer(), fourxm_read_header(), get_aiff_header(), get_attachment(), get_bit_rate(), get_sindex(), gif_write_header(), gif_write_packet(), grab_read_header(), gsm_read_header(), gxf_compare_field_nb(), gxf_interleave_packet(), gxf_write_header(), gxf_write_media_preamble(), gxf_write_packet(), has_codec_parameters(), http_prepare_data(), idcin_read_header(), iff_read_header(), ipmovie_read_header(), ipod_get_codec_tag(), is_intra_only(), iss_read_header(), ivf_write_header(), lmlm4_read_header(), lxf_read_header(), m4sl_cb(), matroska_read_header(), mkv_write_attachments(), mkv_write_codecprivate(), mkv_write_packet(), mkv_write_packet_internal(), mkv_write_tracks(), mmf_read_header(), mov_build_index(), mov_create_chapter_track(), mov_get_codec_tag(), mov_read_hdlr(), mov_read_trak(), mov_read_trun(), mov_write_esds_tag(), mov_write_ftyp_tag(), mov_write_hdlr_tag(), mov_write_header(), mov_write_iods_tag(), mov_write_minf_tag(), mov_write_stbl_tag(), mov_write_stsd_tag(), mov_write_stts_tag(), mov_write_tkhd_tag(), mov_write_trak_tag(), mp3_read_header(), mp4_get_codec_tag(), mpc8_read_header(), mpc_read_header(), mpeg_mux_init(), mpeg_mux_write_packet(), mpegps_read_packet(), mpegts_find_stream_type(), mpegts_read_header(), mpegts_set_stream_info(), mpegts_write_header(), mpegts_write_packet(), mpegts_write_pes(), mpegts_write_pmt(), msnwc_tcp_read_header(), mtv_read_header(), mxf_parse_structural_metadata(), mxf_write_common_fields(), mxf_write_header(), mxf_write_packet(), mxg_read_header(), nc_read_header(), new_audio_stream(), new_data_stream(), new_output_stream(), new_stream(), new_subtitle_stream(), new_video_stream(), nsv_parse_NSVs_header(), nut_read_header(), nuv_header(), ogg_read_seek(), ogg_write_header(), ogm_dshow_header(), ogm_header(), old_dirac_header(), old_flac_header(), oma_read_header(), open_input_stream(), opt_input_file(), opt_output_file(), opt_target(), output_packet(), parse_ffconfig(), pmp_header(), pmt_cb(), print_report(), pulse_read_header(), pva_read_header(), qcp_read_header(), qt_rtp_parse_packet(), r3d_read_red1(), read_avserver_streams(), read_desc_chunk(), read_header(), read_packet(), rl2_read_header(), rm_read_audio_stream_info(), rm_read_dts(), rm_read_header(), rm_write_header(), rm_write_packet(), roq_read_packet(), rpl_read_header(), rpl_read_packet(), rso_read_header(), rtp_write_header(), rv10_write_header(), seg_write_header(), seg_write_packet(), seq_read_header(), set_codec_from_probe_data(), show_packet(), show_stream(), siff_parse_vbv1(), skeleton_header(), smacker_read_header(), smjpeg_read_header(), smjpeg_write_header(), smjpeg_write_packet(), sol_read_header(), sox_read_header(), spdif_read_packet(), speex_header(), srt_read_header(), str_read_packet(), stream_component_close(), stream_component_open(), stream_cycle_channel(), swf_read_packet(), swf_write_header(), swf_write_packet(), swf_write_trailer(), theora_header(), thp_read_header(), tmv_read_header(), transcode(), transcode_init(), try_decode_frame(), tta_read_header(), txd_read_header(), v4l2_read_header(), vc1t_read_header(), vfw_read_header(), vid_read_header(), vmd_read_header(), voc_read_header(), voc_write_header(), vorbis_header(), vqf_read_header(), wc3_read_header(), write_frame(), write_streamheader(), wsaud_read_header(), wsvqa_read_header(), wv_read_header(), x11grab_read_header(), xa_read_header(), xmv_read_header(), yop_read_header(), and yuv4_read_header().
AVFrame* AVCodecContext::coded_frame |
the picture in the bitstream
Definition at line 2000 of file avcodec.h.
Referenced by a64multi_init_encoder(), aac_decode_init(), aac_encode_close(), aac_encode_init(), ac3_decode_init(), adpcm_decode_init(), adpcm_encode_close(), adpcm_encode_init(), adx_decode_init(), adx_encode_close(), adx_encode_init(), alac_decode_init(), alac_encode_close(), alac_encode_init(), amr_wb_encode_close(), amr_wb_encode_init(), amrnb_decode_init(), amrwb_decode_init(), ape_decode_init(), atrac1_decode_init(), atrac3_decode_init(), avcodec_close(), bmp_decode_init(), bmp_encode_init(), bmv_aud_decode_init(), cinaudio_decode_init(), common_init(), cook_decode_init(), dca_decode_init(), decode_close(), decode_frame(), decode_init(), decode_init_thread_copy(), decode_slice(), dnxhd_decode_init(), dnxhd_encode_init(), do_audio_out(), do_video_out(), do_video_stats(), dpcm_decode_init(), dvvideo_init(), eightsvx_decode_init(), encode_close(), encode_frame(), encode_init(), encode_init_ls(), Faac_encode_close(), Faac_encode_init(), ff_ac3_encode_close(), ff_ac3_encode_init(), ff_pnm_init(), flac_decode_init(), flac_encode_close(), flac_encode_frame(), flac_encode_init(), flashsv_encode_frame(), flush_encoders(), g722_decode_init(), gif_decode_init(), gif_encode_init(), gsm_init(), imc_decode_init(), libdirac_encode_frame(), libdirac_encode_init(), libgsm_decode_init(), libgsm_encode_close(), libgsm_encode_init(), libopenjpeg_decode_init(), libopenjpeg_decode_init_thread_copy(), libschroedinger_encode_frame(), libschroedinger_encode_init(), libspeex_decode_init(), mace_decode_init(), mdec_common_init(), mlp_decode_init(), MP3lame_encode_close(), MP3lame_encode_init(), MPA_encode_close(), MPA_encode_init(), mpc7_decode_init(), mpc8_decode_init(), MPV_common_init(), MPV_frame_end(), oggvorbis_encode_close(), oggvorbis_encode_frame(), oggvorbis_encode_init(), output_packet(), pcm_bluray_decode_init(), pcm_decode_init(), pcm_encode_close(), pcm_encode_init(), pcx_encode_init(), pcx_init(), png_enc_init(), print_report(), ptx_init(), qcelp_decode_init(), qdm2_decode_init(), qtrle_encode_init(), ra144_decode_init(), ra288_decode_init(), raw_decode(), raw_init_decoder(), raw_init_encoder(), roq_dpcm_encode_close(), roq_dpcm_encode_init(), roq_encode_video(), s302m_decode_init(), sgi_init(), shorten_decode_init(), sipr_decoder_init(), smka_decode_init(), sunrast_init(), svq1_encode_init(), targa_encode_init(), targa_init(), tiff_init(), truespeech_decode_init(), tta_decode_init(), twin_decode_init(), txd_init(), ulti_decode_init(), update_context_from_thread(), v410_decode_close(), v410_decode_frame(), v410_decode_init(), v410_encode_close(), v410_encode_frame(), v410_encode_init(), v4l2_read_packet(), vble_decode_close(), vble_decode_frame(), vble_decode_init(), vble_restore_plane(), vmdaudio_decode_init(), vorbis_decode_init(), vorbis_encode_close(), vorbis_encode_frame(), vorbis_encode_init(), vp8_encode(), vp8_free(), vp8_init(), wavpack_decode_init(), wma_decode_init(), wmavoice_decode_init(), write_audio_frame(), write_video_frame(), ws_snd_decode_init(), X264_init(), XAVS_init(), and yuv4_read_packet().
int AVCodecContext::coded_height |
Definition at line 2543 of file avcodec.h.
Referenced by av_mpeg4_decode_header(), avcodec_decode_video2(), avcodec_open2(), avcodec_set_dimensions(), decode_sequence_header_adv(), ff_h263_decode_frame(), ff_h263_decode_init(), ff_mjpeg_decode_init(), ff_mpeg_update_thread_context(), h261_decode_frame(), h261_decode_init(), mdec_common_init(), mpeg_decode_postinit(), mpegvideo_extract_headers(), rv10_decode_init(), sp5x_decode_frame(), update_context_from_thread(), update_dimensions(), vaapi_vc1_start_frame(), vc1_decode_entry_point(), vc1_decode_frame(), vc1_decode_init(), vc1_decode_sequence_header(), vc1_interp_mc(), vc1_mc_1mv(), vc1_mc_4mv_chroma(), vc1_mc_4mv_chroma4(), vc1_mc_4mv_luma(), vcr2_init_sequence(), vp56_size_changed(), vp5_parse_header(), and vp6_parse_header().
int AVCodecContext::coded_width |
Bitstream width / height, may be different from width/height if lowres enabled.
Definition at line 2543 of file avcodec.h.
Referenced by av_mpeg4_decode_header(), avcodec_decode_video2(), avcodec_open2(), avcodec_set_dimensions(), decode_sequence_header_adv(), ff_h263_decode_frame(), ff_h263_decode_init(), ff_mpeg_update_thread_context(), h261_decode_frame(), h261_decode_init(), mdec_common_init(), mpeg_decode_postinit(), mpegvideo_extract_headers(), rv10_decode_init(), sp5x_decode_frame(), update_context_from_thread(), update_dimensions(), vaapi_vc1_start_frame(), vc1_decode_entry_point(), vc1_decode_frame(), vc1_decode_init(), vc1_decode_sequence_header(), vc1_interp_mc(), vc1_mc_1mv(), vc1_mc_4mv_chroma(), vc1_mc_4mv_chroma4(), vc1_mc_4mv_luma(), vcr2_init_sequence(), vp56_size_changed(), vp5_parse_header(), and vp6_parse_header().
int AVCodecContext::coder_type |
coder type
Definition at line 2220 of file avcodec.h.
Referenced by encode_frame(), ffm_read_header(), ffm_write_header(), libdirac_encode_init(), libschroedinger_encode_init(), read_extra_header(), read_header(), targa_encode_frame(), and X264_init().
enum AVColorPrimaries AVCodecContext::color_primaries |
Chromaticity coordinates of the source primaries.
Definition at line 2926 of file avcodec.h.
Referenced by decode_slice_header(), encode_init(), libschroedinger_encode_init(), mpeg_decode_sequence_display_extension(), parse_source_parameters(), and update_context_from_thread().
enum AVColorRange AVCodecContext::color_range |
MPEG vs JPEG YUV range.
Definition at line 2947 of file avcodec.h.
Referenced by decode_slice_header(), mpeg_decode_init(), parse_source_parameters(), and update_context_from_thread().
int AVCodecContext::color_table_id |
color table ID
Definition at line 2184 of file avcodec.h.
Referenced by ff_mov_read_stsd_entries().
enum AVColorTransferCharacteristic AVCodecContext::color_trc |
Color Transfer Characteristic.
Definition at line 2933 of file avcodec.h.
Referenced by decode_slice_header(), libschroedinger_encode_init(), mpeg_decode_sequence_display_extension(), parse_source_parameters(), and update_context_from_thread().
enum AVColorSpace AVCodecContext::colorspace |
YUV colorspace type.
Definition at line 2940 of file avcodec.h.
Referenced by decode_slice_header(), libschroedinger_encode_init(), mpeg_decode_sequence_display_extension(), parse_source_parameters(), and update_context_from_thread().
int AVCodecContext::compression_level |
Definition at line 2769 of file avcodec.h.
Referenced by alac_encode_init(), encode_frame(), encode_init(), flac_encode_init(), MP3lame_encode_init(), and print_enc_params().
int AVCodecContext::context_model |
int AVCodecContext::cutoff |
Audio cutoff bandwidth (0 means "automatic")
Definition at line 2741 of file avcodec.h.
Referenced by Faac_encode_init(), ff_psy_preprocess_init(), oggvorbis_init_encoder(), psy_3gpp_init(), and validate_options().
float AVCodecContext::dark_masking |
darkness masking (0-> disabled)
Definition at line 1903 of file avcodec.h.
Referenced by adaptive_quantization(), MPV_encode_init(), and parse_ffconfig().
int AVCodecContext::dct_algo |
DCT algorithm, see FF_DCT_* below.
Definition at line 1861 of file avcodec.h.
Referenced by dsputil_init(), dsputil_init_bfin(), dsputil_init_ppc(), dsputilenc_init_mmx(), ffm_read_header(), ffm_write_header(), MPV_common_init_altivec(), MPV_common_init_mlib(), MPV_common_init_mmx(), and parse_ffconfig().
int AVCodecContext::debug |
debug
Definition at line 2007 of file avcodec.h.
Referenced by audio_get_buffer(), avcodec_default_release_buffer(), decode_chunks(), decode_ext_header(), decode_frame(), decode_init(), decode_nal_units(), decode_picture_timing(), decode_slice_header(), decode_unregistered_user_data(), decode_vol_header(), decode_vop_header(), ff_alloc_picture(), ff_er_frame_end(), ff_flv_decode_picture_header(), ff_h263_decode_frame(), ff_h263_show_pict_info(), ff_h264_decode_picture_parameter_set(), ff_h264_decode_seq_parameter_set(), ff_h264_execute_ref_pic_marking(), ff_mjpeg_decode_frame(), ff_mjpeg_decode_sos(), ff_mpeg4_decode_picture_header(), ff_print_debug_info(), ff_rate_estimate_qscale(), ff_thread_await_progress(), ff_thread_release_buffer(), ff_thread_report_progress(), ff_vbv_update(), ff_wmv2_decode_secondary_picture_header(), ffm_read_header(), ffm_write_header(), find_short(), libdirac_decode_init(), libdirac_encode_init(), libschroedinger_decode_init(), libschroedinger_encode_init(), mjpeg_decode_app(), mjpeg_decode_com(), mjpegb_decode_frame(), modify_qscale(), mpeg1_decode_picture(), mpeg1_decode_sequence(), mpeg_decode_gop(), mpeg_decode_picture_display_extension(), mpeg_decode_sequence_display_extension(), mpeg_decode_sequence_extension(), mpeg_decode_slice(), MPV_common_init(), MPV_decode_mb_internal(), msmpeg4_decode_picture_header(), opt_input_file(), parse_ffconfig(), pcm_bluray_decode_frame(), pcm_bluray_parse_header(), predict_slice(), predict_slice_buffered(), print_long_term(), print_short_term(), remove_short(), rv10_decode_init(), rv20_decode_picture_header(), stream_component_open(), svq3_decode_frame(), transcode_init(), truemotion1_decode_header(), update_context_from_user(), and video_get_buffer().
int AVCodecContext::debug_mv |
debug
Definition at line 2031 of file avcodec.h.
Referenced by ff_alloc_picture(), ff_print_debug_info(), MPV_common_init(), stream_component_open(), and update_context_from_user().
int AVCodecContext::delay |
Number of frames the decoded output will be delayed relative to the encoded input.
Definition at line 1479 of file avcodec.h.
Referenced by MPV_encode_init().
int AVCodecContext::dia_size |
ME diamond size & shape.
Definition at line 2089 of file avcodec.h.
Referenced by estimate_motion_thread(), ff_init_me(), and svq1_encode_plane().
void(* AVCodecContext::draw_horiz_band)(struct AVCodecContext *s, const AVFrame *src, int offset[AV_NUM_DATA_POINTERS], int y, int type, int height) |
If non NULL, 'draw_horiz_band' is called by the libavcodec decoder to draw a horizontal band.
It improves cache usage. Not all codecs can do that. You must check the codec capabilities beforehand. When multithreading is used, it may be called from multiple threads at the same time; threads might draw different parts of the same AVFrame, or multiple AVFrames, and there is no guarantee that slices will be drawn in order. The function is also used by hardware acceleration APIs. It is called at least once during frame decoding to pass the data needed for hardware render. In that mode instead of pixel data, AVFrame points to a structure specific to the acceleration API. The application reads the structure and can change some fields to indicate progress or mark state.
height | the height of the slice |
y | the y position of the slice |
type | 1->top field, 2->bottom field, 3->frame |
offset | offset into the AVFrame.data from which the slice should be read |
Definition at line 1451 of file avcodec.h.
Referenced by ff_draw_horiz_band(), ff_init_block_index(), MPV_decode_mb_internal(), update_context_from_user(), and vp3_draw_horiz_band().
unsigned AVCodecContext::dsp_mask |
dsp_mask could be add used to disable unwanted CPU features CPU features (i.e.
MMX, SSE. ...)
With the FORCE flag you may instead enable given CPU features. (Dangerous: Usable in case of misdetection, improper usage however will result into program crash.)
Definition at line 1967 of file avcodec.h.
Referenced by dsputil_init_mmx(), ff_dsputil_init_iwmmxt(), main(), and update_context_from_user().
int AVCodecContext::dtg_active_format |
DTG active format information (additional aspect ratio information only used in DVB MPEG-2 transport streams) 0 if not set.
Definition at line 2145 of file avcodec.h.
Referenced by mpeg_decode_user_data(), and update_context_from_thread().
int AVCodecContext::err_recognition |
Error recognition; may misdetect some more or less valid parts as errors.
Definition at line 3155 of file avcodec.h.
Referenced by aac_decode_init(), ac3_decode_frame(), avcodec_open2(), decode_chunks(), decode_frame(), decode_init(), decode_slice_header(), execute_decode_slices(), ff_h263_decode_frame(), ff_h264_execute_ref_pic_marking(), ff_mjpeg_decode_frame(), h261_decode_gob_header(), mjpegb_decode_frame(), mpeg1_decode_picture(), mpeg1_decode_sequence(), mpeg_decode_frame(), mpeg_decode_slice(), MPV_frame_start(), mxpeg_decode_frame(), read_specific_config(), slice_decode_thread(), tta_decode_frame(), and tta_decode_init().
uint64_t AVCodecContext::error[AV_NUM_DATA_POINTERS] |
error
Definition at line 2041 of file avcodec.h.
Referenced by estimate_best_b_count(), MPV_encode_picture(), and print_report().
int AVCodecContext::error_concealment |
error concealment flags
Definition at line 1955 of file avcodec.h.
Referenced by ff_er_frame_end(), guess_mv(), and stream_component_open().
int AVCodecContext::error_rate |
Simulates errors in the bitstream to test error concealment.
Definition at line 2364 of file avcodec.h.
Referenced by encode_thread().
int(* AVCodecContext::execute)(struct AVCodecContext *c, int(*func)(struct AVCodecContext *c2, void *arg), void *arg2, int *ret, int count, int size) |
The codec may call this to execute several independent things.
It will return only after finishing all tasks. The user may replace this with some multithreaded implementation, the default implementation will execute the parts serially.
count | the number of things to execute
|
Definition at line 2403 of file avcodec.h.
Referenced by avcodec_get_context_defaults3(), decode_chunks(), decode_frame(), decode_picture(), encode_picture(), execute_decode_slices(), and thread_init().
int(* AVCodecContext::execute2)(struct AVCodecContext *c, int(*func)(struct AVCodecContext *c2, void *arg, int jobnr, int threadnr), void *arg2, int *ret, int count) |
The codec may call this to execute several independent things.
It will return only after finishing all tasks. The user may replace this with some multithreaded implementation, the default implementation will execute the parts serially. Also see avcodec_thread_init and e.g. the –enable-pthread configure option.
c | context passed also to func |
count | the number of things to execute |
arg2 | argument passed unchanged to func |
ret | return values of executed functions, must have space for "count" values. May be NULL. |
func | function that will be called count times, with jobnr from 0 to count-1. threadnr will be in the range 0 to c->thread_count-1 < MAX_THREADS and so that no two instances of func executing at the same time will have the same threadnr. |
Definition at line 2974 of file avcodec.h.
Referenced by avcodec_get_context_defaults3(), dnxhd_encode_fast(), dnxhd_encode_picture(), dnxhd_encode_rdo(), dnxhd_find_qscale(), and thread_init().
uint8_t* AVCodecContext::extradata |
some codecs need / can use extradata like Huffman tables.
mjpeg: Huffman tables rv10: additional flags mpeg4: global headers (they can be in the bitstream or here) The allocated memory should be FF_INPUT_BUFFER_PADDING_SIZE bytes larger than extradata_size to avoid prolems if it is read with the bitstream reader. The bytewise contents of extradata must not depend on the architecture or CPU endianness.
Definition at line 1387 of file avcodec.h.
Referenced by a64_write_header(), a64_write_packet(), a64multi_encode_frame(), a64multi_init_encoder(), aac_adtstoasc_filter(), aac_decode_frame(), aac_decode_init(), aac_encode_init(), add_av_stream1(), adpcm_decode_init(), adpcm_encode_init(), adts_write_header(), adx_decode_init(), adx_read_header(), aiff_read_header(), alac_encode_close(), alac_encode_init(), alac_set_info(), apc_read_header(), ape_decode_init(), ape_read_header(), asf_read_stream_properties(), asfrtp_parse_sdp_line(), ass_decode_init(), ass_encode_init(), atrac3_decode_init(), av_mpeg4_decode_header(), av_parser_change(), avcodec_close(), avcodec_copy_context(), avformat_find_stream_info(), avformat_free_context(), avi_read_header(), avpriv_flac_is_extradata_valid(), bfi_decode_frame(), bfi_read_header(), celt_header(), concatenate_packet(), cook_decode_init(), decode_audio_specific_config(), decode_ext_header(), decode_header_trees(), decode_init(), decode_stream_header(), dump_attachment(), dump_extradata(), dvbsub_init_decoder(), encode_close(), encode_end(), encode_ext_header(), encode_init(), extract_mpeg4_header(), Faac_encode_close(), Faac_encode_init(), ff_cmap_read_palette(), ff_h263_decode_frame(), ff_h264_decode_extradata(), ff_h264_decode_init(), ff_mjpeg_decode_init(), ff_mov_read_stsd_entries(), ff_mov_write_packet(), ff_mp4_read_dec_config_descr(), ff_parse_mpeg2_descriptor(), ffm_read_header(), ffm_write_header(), flac_decode_init(), flac_encode_close(), flac_encode_frame(), flac_encode_init(), flac_header(), flac_read_header(), flic_decode_init(), flic_read_header(), flv_get_extradata(), flv_read_packet(), flv_set_video_codec(), flv_write_header(), flv_write_packet(), fourxm_read_header(), get_aac_sample_rates(), get_attachment(), get_codec_data(), h264_mp4toannexb_filter(), idcin_decode_init(), idcin_read_header(), iff_read_header(), latm_decode_audio_specific_config(), latm_decode_frame(), latm_write_frame_header(), latm_write_header(), libspeex_decode_init(), matroska_read_header(), mkv_write_attachments(), mkv_write_block(), mkv_write_codecprivate(), mov_read_extradata(), mov_read_glbl(), mov_read_smi(), mov_read_strf(), mov_read_wave(), mov_write_extradata_tag(), mov_write_subtitle_tag(), mp3_header_compress(), mp3_header_decompress(), mp_decode_frame(), mpc7_decode_init(), mpc8_decode_init(), mpc8_read_header(), mpc_read_header(), mpeg_decode_frame(), mpegts_write_header(), mpegts_write_pmt(), MPV_encode_end(), mtv_read_header(), mxf_parse_structural_metadata(), new_stream(), nut_read_header(), ogg_build_speex_headers(), ogg_write_header(), oggvorbis_encode_close(), oggvorbis_encode_init(), oma_read_header(), oma_write_header(), opt_output_file(), parse_fmtp_config(), parse_media_type(), parse_mpeg1waveformatex(), parse_packed_headers(), put_audio_specific_config(), put_xiph_codecpriv(), qdm2_decode_init(), qdm2_parse_config(), raw_init_decoder(), read_audio_mux_element(), read_extra_header(), read_gab2_sub(), read_header(), read_kuki_chunk(), read_specific_config(), rl2_decode_init(), rl2_read_header(), rm_read_extradata(), rv10_decode_init(), rv20_decode_picture_header(), rv30_decode_init(), rv30_parse_slice_header(), sdp_parse_fmtp_config_h264(), smacker_read_header(), speex_header(), svq3_decode_init(), svq3_parse_packet(), theora_header(), transcode(), transcode_init(), tta_decode_init(), tta_read_header(), twin_decode_init(), vc1_decode_init(), vc1t_read_header(), vc1test_write_header(), vfw_read_header(), vmdvideo_decode_init(), vorbis_decode_init(), vorbis_encode_close(), vorbis_encode_init(), vorbis_header(), vp6_parse_header(), vqa_decode_init(), vqf_read_header(), wavpack_decode_init(), wma_decode_init(), wmavoice_decode_init(), wmv2_encode_init(), write_header(), write_streamheader(), write_trailer(), wsvqa_read_header(), X264_close(), X264_init(), XAVS_close(), XAVS_init(), xmv_process_packet_header(), xwma_read_header(), yop_decode_init(), and yop_read_header().
int AVCodecContext::extradata_size |
Definition at line 1388 of file avcodec.h.
Referenced by a64multi_init_encoder(), aac_adtstoasc_filter(), aac_decode_frame(), aac_decode_init(), aac_encode_init(), add_av_stream1(), adpcm_decode_init(), adpcm_encode_init(), adts_write_header(), adx_decode_init(), adx_read_header(), aiff_read_header(), alac_decode_init(), alac_encode_close(), alac_encode_init(), apc_read_header(), ape_decode_init(), ape_read_header(), asf_read_stream_properties(), asf_write_header1(), asfrtp_parse_sdp_line(), ass_decode_init(), ass_encode_init(), atrac3_decode_init(), av_mpeg4_decode_header(), av_parser_change(), avcodec_copy_context(), avcodec_open2(), avformat_find_stream_info(), avi_read_header(), avpriv_flac_is_extradata_valid(), bfi_decode_frame(), bfi_read_header(), celt_header(), concatenate_packet(), cook_decode_init(), decode_audio_specific_config(), decode_ext_header(), decode_header_trees(), decode_init(), decode_stream_header(), dump_attachment(), dump_extradata(), dvbsub_init_decoder(), encode_close(), encode_ext_header(), encode_init(), extract_mpeg4_header(), Faac_encode_init(), ff_cmap_read_palette(), ff_h263_decode_frame(), ff_h264_decode_extradata(), ff_h264_decode_init(), ff_mjpeg_decode_init(), ff_mov_read_stsd_entries(), ff_mov_write_packet(), ff_mp4_read_dec_config_descr(), ff_parse_mpeg2_descriptor(), ff_rtp_send_aac(), ff_rtp_send_latm(), ffm_read_header(), ffm_write_header(), flac_encode_close(), flac_encode_init(), flac_header(), flac_read_header(), flic_decode_init(), flic_read_header(), flv_get_extradata(), flv_read_packet(), flv_set_video_codec(), flv_write_header(), flv_write_packet(), fourxm_read_header(), get_aac_sample_rates(), get_attachment(), get_codec_data(), h264_mp4toannexb_filter(), h264_parse(), idcin_decode_init(), idcin_read_header(), iff_read_header(), latm_decode_audio_specific_config(), latm_decode_frame(), latm_decode_init(), latm_write_frame_header(), latm_write_header(), libspeex_decode_init(), m4sl_cb(), matroska_read_header(), mkv_write_attachments(), mkv_write_block(), mkv_write_codecprivate(), mov_read_extradata(), mov_read_glbl(), mov_read_smi(), mov_read_strf(), mov_read_wave(), mov_write_extradata_tag(), mov_write_subtitle_tag(), mp3_header_compress(), mp3_header_decompress(), mpc7_decode_init(), mpc8_decode_init(), mpc8_read_header(), mpc_read_header(), mpeg_decode_frame(), mpegts_write_header(), mpegts_write_pmt(), mtv_read_header(), mxf_parse_structural_metadata(), new_stream(), nut_read_header(), ogg_build_speex_headers(), ogg_write_header(), oggvorbis_encode_init(), oma_read_header(), oma_write_header(), opt_output_file(), parse_fmtp_config(), parse_media_type(), parse_packed_headers(), put_audio_specific_config(), put_xiph_codecpriv(), qdm2_decode_init(), qdm2_parse_config(), raw_init_decoder(), read_extra_header(), read_header(), read_kuki_chunk(), read_packet(), read_specific_config(), rl2_decode_init(), rl2_read_header(), rm_read_audio_stream_info(), rm_read_extradata(), rv10_decode_init(), rv30_decode_init(), sdp_parse_fmtp_config_h264(), smacker_read_header(), speex_header(), svq3_decode_init(), svq3_parse_packet(), theora_header(), transcode(), transcode_init(), tta_decode_init(), tta_read_header(), twin_decode_init(), vc1_decode_init(), vc1t_read_header(), vfw_read_header(), vmdvideo_decode_init(), vorbis_decode_init(), vorbis_encode_init(), vorbis_header(), vp6_parse_header(), vqa_decode_init(), vqf_read_header(), wavpack_decode_init(), wma_decode_init(), wmavoice_decode_init(), wmv2_encode_init(), write_header(), write_streamheader(), write_trailer(), wsvqa_read_header(), X264_init(), XAVS_init(), xmv_process_packet_header(), xwma_read_header(), and yop_read_header().
enum AVFieldOrder AVCodecContext::field_order |
Field order.
Definition at line 3173 of file avcodec.h.
Referenced by ff_mjpeg_decode_init(), mov_read_fiel(), mov_write_fiel_tag(), mov_write_video_tag(), and transcode_init().
int AVCodecContext::flags |
CODEC_FLAG_*.
Definition at line 1355 of file avcodec.h.
Referenced by aac_encode_frame(), aac_encode_init(), ac3_decode_init(), add_audio_stream(), add_input_streams(), add_video_stream(), alloc_buffer(), av_parser_change(), avcodec_string(), avformat_write_header(), common_init(), comp_block(), dct_get(), decode_frame(), decode_init(), dnxhd_decode_macroblock(), dnxhd_encode_init(), do_video_out(), do_video_stats(), dsputil_init_mmx(), dsputilenc_init_mmx(), dv_guess_dct_mode(), encode_block(), encode_frame(), encode_init(), estimate_best_b_count(), Faac_encode_init(), ff_ac3_encode_init(), ff_dnxhd_find_cid(), ff_fmt_convert_init_altivec(), ff_fmt_convert_init_arm(), ff_fmt_convert_init_x86(), ff_h263_decode_frame(), ff_mjpeg_decode_init(), ff_rv34_decode_init(), ff_snow_frame_start(), ffm_read_header(), ffm_write_header(), flac_write_header(), float_init_altivec(), get_flags(), h261_decode_frame(), idct_put(), intra_predict(), lame_window_init(), libdirac_encode_init(), libschroedinger_encode_init(), mjpeg_decode_scan(), mkv_write_header(), mov_write_udta_tag(), MP3lame_encode_init(), mpeg_decode_init(), MPV_common_init(), MPV_encode_init(), mxf_write_header(), mxf_write_identification(), new_audio_stream(), new_data_stream(), new_output_stream(), new_subtitle_stream(), new_video_stream(), ogg_write_header(), oggvorbis_init_encoder(), opt_input_file(), parse_ffconfig(), print_report(), remove_extradata(), render_slice(), rv10_decode_init(), stream_component_open(), svq1_decode_init(), svq1_encode_plane(), svq3_decode_init(), tgq_idct_put_mb(), tgq_idct_put_mb_dconly(), tqi_idct_put(), transcode(), transcode_init(), unpack_dct_coeffs(), update_context_from_user(), validate_thread_parameters(), vble_decode_frame(), vc1_decode_init(), video_decode_example(), video_get_buffer(), vorbis_encode_init(), vp8_decode_frame(), vp8_encode(), vp8_init(), X264_init(), and XAVS_init().
int AVCodecContext::flags2 |
CODEC_FLAG2_*.
Definition at line 2357 of file avcodec.h.
Referenced by av_parser_change(), decode_frame(), decode_slice_header(), dump_extradata(), encode_bgr_bitstream(), encode_init(), ff_h263_decode_frame(), ffm_read_header(), ffm_write_header(), h261_decode_frame(), MP3lame_encode_init(), mpeg_decode_init(), MPV_common_init(), MPV_encode_init(), remove_extradata(), stream_component_open(), svq3_decode_init(), update_context_from_user(), validate_thread_parameters(), X264_init(), and XAVS_init().
int AVCodecContext::frame_bits |
number of bits used for the previously encoded frame
Definition at line 1564 of file avcodec.h.
Referenced by aac_encode_frame(), and MPV_encode_picture().
int AVCodecContext::frame_number |
audio or video frame number
Definition at line 1471 of file avcodec.h.
Referenced by aac_encode_frame(), avcodec_decode_audio4(), avcodec_decode_subtitle2(), avcodec_decode_video2(), avcodec_encode_subtitle(), avcodec_encode_video(), avcodec_open2(), bfi_decode_frame(), decode_frame(), decode_packet(), do_streamcopy(), ff_eac3_output_frame_header(), flashsv_encode_frame(), h261_decode_frame(), http_prepare_data(), output_packet(), qtrle_encode_frame(), rv10_decode_frame(), svq1_encode_end(), svq1_encode_frame(), update_context_from_user(), and warn_insufficient_frame_quality().
int AVCodecContext::frame_size |
Samples per packet, initialized when calling 'init'.
Definition at line 1470 of file avcodec.h.
Referenced by aac_decode_frame_int(), aac_encode_frame(), aac_encode_init(), adpcm_encode_frame(), adpcm_encode_init(), adx_encode_init(), aiff_read_header(), alac_encode_frame(), alac_encode_init(), alac_entropy_coder(), alac_linear_predictor(), alac_stereo_decorrelation(), amr_decode_fix_avctx(), amr_read_header(), amr_wb_encode_init(), ape_read_header(), asf_read_stream_properties(), audio_encode_example(), avcodec_encode_audio2(), calc_predictor_params(), celt_header(), create_audio_stream(), dca_decode_frame(), decode_init(), do_audio_out(), dprint_compression_options(), encode_frame(), encode_init(), encode_superframe(), Faac_encode_frame(), Faac_encode_init(), ff_aac_ac3_parse(), ff_ac3_encode_init(), ff_mov_read_stsd_entries(), ff_parse_specific_params(), ff_psy_preprocess(), ffm_read_header(), ffm_write_header(), flac_encode_frame(), flac_encode_init(), flac_parse(), flush_encoders(), g722_encode_frame(), g722_encode_init(), get_aiff_header(), get_audio_frame_size(), get_best_header(), gsm_decode_frame(), gsm_init(), has_codec_parameters(), init_frame(), init_sample_buffers(), libgsm_decode_frame(), libgsm_decode_init(), libgsm_encode_init(), libspeex_decode_init(), mlp_parse(), mov_read_trak(), mov_write_audio_tag(), mov_write_header(), MP3lame_encode_frame(), MP3lame_encode_init(), mp_decode_frame(), MPA_encode_init(), mpegaudio_parse(), mpegts_write_header(), oggvorbis_encode_frame(), oggvorbis_encode_init(), open_audio(), output_packet(), pcm_encode_init(), print_enc_params(), ra144_encode_init(), rdt_parse_sdp_line(), read_major_sync(), rm_write_header(), roq_dpcm_encode_frame(), roq_dpcm_encode_init(), rtp_write_header(), rv10_write_header(), swf_write_audio(), swf_write_header(), transcode(), transcode_init(), vorbis_decode_init(), vorbis_encode_frame(), vorbis_encode_init(), write_compressed_frame(), and write_frame_header().
int AVCodecContext::frame_skip_cmp |
frame skip comparison function
Definition at line 2571 of file avcodec.h.
Referenced by add_codec(), ffm_read_header(), ffm_write_header(), and MPV_encode_init().
int AVCodecContext::frame_skip_exp |
frame skip exponent
Definition at line 2564 of file avcodec.h.
Referenced by skip_check().
int AVCodecContext::frame_skip_factor |
frame skip factor
Definition at line 2557 of file avcodec.h.
Referenced by select_input_picture(), and skip_check().
int AVCodecContext::frame_skip_threshold |
frame skip threshold
Definition at line 2550 of file avcodec.h.
Referenced by select_input_picture(), skip_check(), and vp8_init().
int(* AVCodecContext::get_buffer)(struct AVCodecContext *c, AVFrame *pic) |
Called at the beginning of each frame to get a buffer for it.
The function will set AVFrame.data[], AVFrame.linesize[]. AVFrame.extended_data[] must also be set, but it should be the same as AVFrame.data[] except for planar audio with more channels than can fit in AVFrame.data[]. In that case, AVFrame.data[] shall still contain as many data pointers as it can hold.
if CODEC_CAP_DR1 is not set then get_buffer() must call avcodec_default_get_buffer() instead of providing buffers allocated by some other means.
AVFrame.data[] should be 32- or 16-byte-aligned unless the CPU doesn't need it. avcodec_default_get_buffer() aligns the output buffer properly, but if get_buffer() is overridden then alignment considerations should be taken into account.
Video:
If pic.reference is set then the frame will be read later by libavcodec. avcodec_align_dimensions2() should be used to find the required width and height, as they normally need to be rounded up to the next multiple of 16.
If frame multithreading is used and thread_safe_callbacks is set, it may be called from a different thread, but not from more than one at once. Does not need to be reentrant.
Audio:
Decoders request a buffer of a particular size by setting AVFrame.nb_samples prior to calling get_buffer(). The decoder may, however, utilize only part of the buffer by setting AVFrame.nb_samples to a smaller value in the output frame.
Decoders cannot use the buffer after returning from avcodec_decode_audio4(), so they will not call release_buffer(), as it is assumed to be released immediately upon return.
As a convenience, av_samples_get_buffer_size() and av_samples_fill_arrays() in libavutil may be used by custom get_buffer() functions to find the required data size and to fill data pointers and linesize. In AVFrame.linesize, only linesize[0] may be set for audio since all planes must be the same size.
Definition at line 1726 of file avcodec.h.
Referenced by aac_decode_frame_int(), ac3_decode_frame(), adpcm_decode_frame(), adx_decode_frame(), alac_decode_frame(), amrnb_decode_frame(), amrwb_decode_frame(), ape_decode_frame(), atrac1_decode_frame(), atrac3_decode_frame(), aura_decode_frame(), avcodec_default_reget_buffer(), avcodec_get_context_defaults3(), bfi_decode_frame(), bmp_decode_frame(), bmv_aud_decode_frame(), cdg_decode_frame(), cinaudio_decode_frame(), cmv_decode_frame(), cook_decode_frame(), cyuv_decode_frame(), dca_decode_frame(), decode_frame(), decode_frame_byterun1(), decode_frame_ilbm(), decode_init(), decode_pic(), decode_tag(), dfa_decode_frame(), dnxhd_decode_frame(), dpcm_decode_frame(), eightsvx_decode_frame(), escape124_decode_frame(), execute_code(), ff_ivi_decode_frame(), ff_mjpeg_decode_sof(), ff_snow_frame_start(), ff_thread_get_buffer(), ff_vp56_decode_frame(), flac_decode_frame(), g722_decode_frame(), gif_decode_frame(), gsm_decode_frame(), idcin_decode_frame(), imc_decode_frame(), init_image(), init_input_stream(), ipvideo_decode_frame(), lag_decode_frame(), libgsm_decode_frame(), libspeex_decode_frame(), mace_decode_frame(), mca(), mp_decode_frame(), mpc7_decode_frame(), mpc8_decode_frame(), mxpeg_decode_frame(), output_data(), pcm_bluray_decode_frame(), pcm_decode_frame(), pcx_decode_frame(), pnm_decode_frame(), ptx_decode_frame(), qcelp_decode_frame(), qdm2_decode_frame(), ra144_decode_frame(), ra288_decode_frame(), rl2_decode_frame(), roq_encode_frame(), s302m_decode_frame(), shorten_decode_frame(), sipr_decode_frame(), smka_decode_frame(), submit_packet(), sunrast_decode_frame(), svq1_encode_frame(), synth_superframe(), tgq_decode_frame(), tmv_decode_frame(), tqi_decode_frame(), truespeech_decode_frame(), tta_decode_frame(), twin_decode_frame(), txd_decode_frame(), update_context_from_user(), v410_decode_frame(), vble_decode_frame(), vmdaudio_decode_frame(), vmdvideo_decode_frame(), vorbis_decode_frame(), vqa_decode_frame(), wavpack_decode_frame(), wma_decode_superframe(), ws_snd_decode_frame(), xan_decode_frame(), and yop_decode_frame().
enum PixelFormat(* AVCodecContext::get_format)(struct AVCodecContext *s, const enum PixelFormat *fmt) |
callback to negotiate the pixelFormat
fmt | is the list of formats which are supported by the codec, it is terminated by -1 as 0 is a valid format, the formats are ordered by quality. The first is always the native one. |
Definition at line 2135 of file avcodec.h.
Referenced by avcodec_get_context_defaults3(), decode_init(), decode_slice_header(), ff_h263_decode_init(), mpeg_get_pixelformat(), and vc1_decode_init().
int AVCodecContext::global_quality |
Global quality for codecs which cannot change it per frame.
This should be proportional to MPEG-1/2/4 qscale.
Definition at line 2208 of file avcodec.h.
Referenced by a64multi_init_encoder(), aac_encode_init(), encode_init(), Faac_encode_init(), lame_window_init(), libdirac_encode_init(), libschroedinger_encode_init(), MP3lame_encode_init(), new_audio_stream(), new_output_stream(), new_video_stream(), oggvorbis_init_encoder(), output_packet(), parse_ffconfig(), transcode_video(), and vorbis_encode_init().
int AVCodecContext::gop_size |
the number of pictures in a group of pictures, or 0 for intra_only
Definition at line 1417 of file avcodec.h.
Referenced by add_av_stream(), add_video_stream(), encode_init(), ffm_read_header(), ffm_write_header(), flashsv_encode_frame(), libdirac_encode_init(), libschroedinger_encode_init(), MPV_encode_init(), mxf_get_mpeg2_codec_ul(), new_video_stream(), parse_ffconfig(), qtrle_encode_frame(), roq_encode_frame(), svq1_encode_frame(), video_encode_example(), vp8_init(), X264_init(), and XAVS_init().
int AVCodecContext::has_b_frames |
Size of the frame reordering buffer in the decoder.
For MPEG-2 it is 1 IPB or 0 low delay IP.
Definition at line 1745 of file avcodec.h.
Referenced by compute_pkt_fields(), compute_pkt_fields2(), decode_nal_units(), decode_postinit(), decode_stream_header(), dirac_combine_frame(), ff_h263_decode_frame(), ff_h264_decode_init(), ff_mpeg4_decode_picture_header(), ff_rv34_decode_init(), h264_parse(), init_input_stream(), libdirac_decode_frame(), libdirac_encode_init(), libschroedinger_decode_frame(), libschroedinger_encode_init(), mov_build_index(), mpeg_decode_postinit(), mpegvideo_extract_headers(), MPV_encode_init(), mxf_get_mpeg2_codec_ul(), nut_read_header(), rv10_decode_init(), show_stream(), svq1_decode_init(), svq3_decode_init(), transcode(), transcode_init(), update_context_from_thread(), update_initial_durations(), vc1_decode_frame(), vc1_decode_init(), vcr2_init_sequence(), write_streamheader(), X264_init(), and XAVS_init().
int AVCodecContext::header_bits |
Definition at line 1551 of file avcodec.h.
Referenced by MPV_encode_picture().
int AVCodecContext::height |
Definition at line 1408 of file avcodec.h.
Referenced by a64multi_encode_frame(), aasc_decode_frame(), add_av_stream(), add_codec(), add_input_streams(), add_video_stream(), alloc_buffer(), alloc_picture(), apply_param_change(), asf_read_stream_properties(), asf_write_header1(), aura_decode_frame(), av_mpeg4_decode_header(), avcodec_decode_video2(), avcodec_default_reget_buffer(), avcodec_encode_video(), avcodec_open2(), avcodec_set_dimensions(), avcodec_string(), avformat_write_header(), avi_read_header(), avi_write_header(), avisynth_read_header(), avpriv_dv_codec_profile(), avs_read_packet(), bethsoftvid_decode_frame(), bfi_decode_frame(), bfi_decode_init(), bfi_read_header(), bink_decode_plane(), binkb_decode_plane(), bmp_decode_frame(), bmp_encode_frame(), bmv_read_header(), cdg_decode_init(), cin_read_header(), cinepak_decode_init(), cinvideo_decode_frame(), cinvideo_decode_init(), cmv_decode_inter(), cmv_decode_intra(), cmv_process_header(), codec_get_buffer(), codec_reinit(), common_init(), compute_status(), cyuv_decode_init(), dc1394_read_common(), decode_13(), decode_frame(), decode_frame_byterun1(), decode_frame_header(), decode_frame_ilbm(), decode_header(), decode_i2_frame(), decode_i_frame(), decode_init(), decode_p_block(), decode_p_frame(), decode_picture_header(), decode_seq_header(), decode_sequence_header_adv(), decode_slice_header(), decode_stream_header(), dfa_decode_frame(), dfa_decode_init(), dfa_read_header(), dnxhd_decode_frame(), dnxhd_encode_init(), dnxhd_get_blocks(), dnxhd_write_header(), do_video_out(), do_video_resample(), do_video_stats(), dump_stream_format(), dv_extract_video_info(), dv_write_pack(), dvvideo_init_encoder(), dxa_read_header(), ea_read_header(), encode_frame(), encode_init(), encode_picture_ls(), encode_rgb48_10bit(), erase_screen(), escape124_decode_init(), estimate_best_b_count(), execute_code(), fbdev_read_header(), ff_create_schro_frame(), ff_dirac_schro_get_video_format_idx(), ff_dnxhd_find_cid(), ff_draw_horiz_band(), ff_dxva2_common_end_frame(), ff_mov_read_stsd_entries(), ff_mpeg_update_thread_context(), ff_pnm_decode_header(), ff_print_debug_info(), ff_raw_read_header(), ff_rm_read_mdpr_codecdata(), ff_rv34_decode_init(), ff_sauce_read(), ff_snow_alloc_blocks(), ff_snow_common_init_after_header(), ff_snow_frame_start(), ff_thread_decode_frame(), ff_vaapi_common_end_frame(), ff_vdpau_h264_picture_complete(), ff_vdpau_mpeg4_decode_picture(), ff_vdpau_mpeg_picture_complete(), ff_vdpau_vc1_decode_picture(), ffm_read_header(), ffm_write_header(), fill_picture_parameters(), film_read_header(), find_stream_in_feed(), flashsv_decode_frame(), flashsv_encode_init(), flic_decode_frame_15_16BPP(), flic_decode_frame_8BPP(), flic_read_header(), flip(), fourxm_read_header(), gif_encode_init(), gif_image_write_header(), gif_image_write_image(), gif_write_header(), gif_write_video(), grab_read_header(), gxf_find_lines_index(), gxf_write_header(), gxf_write_mpeg_auxiliary(), halfpel_interpol(), hscroll(), idcin_decode_vlcs(), idcin_read_header(), iff_read_header(), init_bundles(), init_image(), init_slice_contexts(), ipmovie_read_header(), ipvideo_decode_frame(), ipvideo_decode_opcodes(), ir2_decode_frame(), ivf_write_header(), lag_decode_frame(), libdirac_decode_frame(), libdirac_encode_frame(), libdirac_encode_init(), libopenjpeg_decode_frame(), libschroedinger_decode_frame(), libschroedinger_encode_init(), libschroedinger_frame_from_data(), libschroedinger_handle_first_access_unit(), matroska_read_header(), mca(), mimic_decode_frame(), mkv_write_tracks(), mm_decode_inter(), mm_decode_intra(), mov_get_dv_codec_tag(), mov_read_trak(), mov_write_avid_tag(), mov_write_header(), mov_write_tapt_tag(), mov_write_tkhd_tag(), mov_write_uuidprof_tag(), movie_init(), mp_decode_frame(), mp_decode_frame_helper(), mp_decode_init(), mp_read_changes_map(), mpegvideo_extract_headers(), MPV_encode_init(), msrle_decode_8_16_24_32(), msrle_decode_frame(), msrle_decode_pal4(), msvideo1_decode_16bit(), msvideo1_decode_8bit(), mtv_read_header(), mxf_parse_mpeg2_frame(), mxf_parse_structural_metadata(), mxf_write_cdci_common(), new_video_stream(), nsv_parse_NSVs_header(), nut_read_header(), nuv_header(), ogm_dshow_header(), ogm_header(), open_video(), opt_input_file(), opt_output_file(), output_packet(), pam_encode_frame(), parse_ffconfig(), parse_h264_sdp_line(), parse_picture_segment(), parse_presentation_segment(), pcx_decode_frame(), pcx_encode_frame(), pmp_header(), pnm_decode_frame(), pnm_encode_frame(), pnm_parse(), pre_process_video_frame(), prepare_avpic(), print_report(), ptx_decode_frame(), qtrle_decode_16bpp(), qtrle_decode_1bpp(), qtrle_decode_24bpp(), qtrle_decode_2n4bpp(), qtrle_decode_32bpp(), qtrle_decode_8bpp(), qtrle_decode_frame(), qtrle_encode_frame(), qtrle_encode_init(), queue_picture(), r3d_read_red1(), raw_decode(), raw_encode(), raw_init_decoder(), rawvideo_read_packet(), read_header(), read_packet(), read_seek(), rl2_decode_init(), rl2_read_header(), rl2_rle_decode(), roq_decode_frame(), roq_decode_init(), roq_encode_init(), roq_read_packet(), rpl_read_header(), rpza_decode_stream(), rv10_write_header(), seq_read_header(), show_stream(), siff_parse_vbv1(), smacker_read_header(), smc_decode_stream(), smjpeg_write_header(), sp5x_decode_frame(), str_read_packet(), sunrast_decode_frame(), svq1_decode_init(), svq1_encode_end(), svq1_encode_init(), svq3_decode_init(), swf_write_header(), swf_write_video(), targa_encode_frame(), tgq_decode_frame(), tgv_decode_frame(), tgv_decode_inter(), theora_header(), thp_read_header(), tiff_decode_tag(), tm2_decode_blocks(), tm2_motion_block(), tmv_decode_frame(), tmv_read_header(), to_meta_with_crop(), tqi_decode_frame(), transcode(), transcode_init(), transcode_video(), truemotion1_decode_16bit(), truemotion1_decode_24bit(), truemotion1_decode_header(), txd_decode_frame(), ulti_decode_init(), update_context_from_thread(), update_dimensions(), v410_decode_frame(), v410_encode_frame(), v4l2_read_header(), vb_decode_framedata(), vble_decode_frame(), vble_decode_init(), vc1_decode_entry_point(), vc1_decode_frame(), vc1_decode_init(), vc1_decode_sequence_header(), vc1t_read_header(), vc1test_write_header(), vfw_read_header(), vid_read_header(), vid_read_packet(), video_decode_example(), video_encode_example(), video_get_buffer(), video_open(), video_thread(), vmd_decode(), vp3_decode_init(), vp3_draw_horiz_band(), vp6_parse_header(), vp8_decode(), vp8_init(), wc3_read_header(), write_streamheader(), write_trailer(), write_video_frame(), wsvqa_read_header(), x11grab_read_header(), X264_init(), xan_decode_chroma(), xan_decode_frame(), xan_decode_frame_type0(), xan_decode_frame_type1(), xan_decode_init(), xan_wc3_copy_pixel_run(), xan_wc3_decode_frame(), XAVS_init(), xiph_parse_fmtp_pair(), xmv_read_header(), yop_decode_frame(), yop_decode_init(), yop_read_header(), yuv4_read_header(), yuv4_read_packet(), and zmbv_me().
struct AVHWAccel* AVCodecContext::hwaccel |
Hardware accelerator in use.
Definition at line 2898 of file avcodec.h.
Referenced by alloc_frame_buffer(), avcodec_copy_context(), decode_nal_units(), decode_slice(), decode_slice_header(), execute_decode_slices(), ff_draw_horiz_band(), ff_er_add_slice(), ff_er_frame_end(), ff_h263_decode_frame(), ff_h263_decode_init(), ff_print_debug_info(), field_end(), get_consumed_bytes(), mpeg_decode_slice(), mpeg_field_start(), MPV_frame_end(), slice_end(), vc1_decode_frame(), vc1_decode_init(), and vcr2_init_sequence().
void* AVCodecContext::hwaccel_context |
Hardware accelerator context.
For some hardware accelerators, a global context needs to be provided by the user. In that case, this holds display-dependent data Libav cannot instantiate itself. Please refer to the Libav HW accelerator documentation to know how to fill this is. e.g. for VA API, this is a struct vaapi_context.
Definition at line 2919 of file avcodec.h.
Referenced by commit_bitstream_and_slice_buffer(), decode_slice(), end_frame(), ff_dxva2_common_end_frame(), ff_vaapi_common_end_frame(), fill_slice_long(), start_frame(), vaapi_mpeg2_decode_slice(), vaapi_mpeg2_start_frame(), vaapi_mpeg4_decode_slice(), vaapi_mpeg4_start_frame(), vaapi_vc1_decode_slice(), and vaapi_vc1_start_frame().
int AVCodecContext::i_count |
Definition at line 1554 of file avcodec.h.
Referenced by MPV_encode_picture().
float AVCodecContext::i_quant_factor |
qscale factor between P and I-frames If > 0 then the last p frame quantizer will be used (q= lastp_q*factor+offset).
If < 0 then normal ratecontrol will be done (q= -normal_q*factor+offset).
Definition at line 1840 of file avcodec.h.
Referenced by add_codec(), ffm_read_header(), ffm_write_header(), get_diff_limited_q(), get_qminmax(), get_qscale(), X264_init(), and XAVS_init().
float AVCodecContext::i_quant_offset |
qscale offset between P and I-frames
Definition at line 1847 of file avcodec.h.
Referenced by ffm_read_header(), ffm_write_header(), get_diff_limited_q(), get_qminmax(), and get_qscale().
int AVCodecContext::i_tex_bits |
Definition at line 1552 of file avcodec.h.
Referenced by MPV_encode_picture().
int AVCodecContext::idct_algo |
IDCT algorithm, see FF_IDCT_* below.
Definition at line 1910 of file avcodec.h.
Referenced by calc_intra_matrix(), decode_init(), decode_pic(), dsputil_init(), dsputil_init_alpha(), dsputil_init_arm(), dsputil_init_bfin(), dsputil_init_mmi(), dsputil_init_mmx(), dsputil_init_ppc(), dsputil_init_sh4(), dsputil_init_vis(), ff_dsputil_init_armv5te(), ff_dsputil_init_armv6(), ff_dsputil_init_neon(), ff_h263_decode_frame(), ff_vp56_init(), MPV_common_init_mlib(), parse_ffconfig(), render_slice(), stream_component_open(), tgq_calculate_qtable(), tgq_decode_init(), tqi_calculate_qtable(), tqi_decode_init(), update_context_from_thread(), vc1_decode_init(), vcr2_init_sequence(), vp3_decode_init(), and wmv2_decode_init().
int AVCodecContext::ildct_cmp |
interlaced DCT comparison function
Definition at line 2066 of file avcodec.h.
Referenced by dvvideo_init(), encode_mb_internal(), and MPV_encode_init().
uint16_t* AVCodecContext::inter_matrix |
custom inter quantization matrix
Definition at line 2276 of file avcodec.h.
Referenced by avcodec_copy_context(), mpeg1_encode_sequence_header(), mpeg4_encode_vol_header(), MPV_encode_init(), and new_video_stream().
int AVCodecContext::inter_quant_bias |
inter quantizer bias
Definition at line 2176 of file avcodec.h.
Referenced by MPV_encode_init().
int AVCodecContext::inter_threshold |
struct AVCodecInternal* AVCodecContext::internal |
Private context used for internal data.
Unlike priv_data, this is not codec-specific. It is used in general libavcodec functions.
Definition at line 3167 of file avcodec.h.
Referenced by audio_free_buffers(), audio_get_buffer(), avcodec_close(), avcodec_copy_context(), avcodec_default_release_buffer(), avcodec_is_open(), avcodec_open2(), decode_init_thread_copy(), ff_rv34_decode_init_thread_copy(), frame_thread_free(), frame_thread_init(), mimic_decode_end(), MPV_common_end(), video_free_buffers(), video_get_buffer(), vp3_decode_end(), and vp8_decode_flush_impl().
int AVCodecContext::intra_dc_precision |
precision of the intra DC coefficient - 8
Definition at line 2434 of file avcodec.h.
Referenced by ffm_read_header(), ffm_write_header(), MPV_encode_init(), and new_video_stream().
uint16_t* AVCodecContext::intra_matrix |
custom intra quantization matrix
Definition at line 2269 of file avcodec.h.
Referenced by avcodec_copy_context(), mpeg1_encode_sequence_header(), mpeg4_encode_vol_header(), MPV_encode_init(), and new_video_stream().
int AVCodecContext::intra_quant_bias |
intra quantizer bias
Definition at line 2168 of file avcodec.h.
Referenced by dnxhd_encode_init(), and MPV_encode_init().
int AVCodecContext::keyint_min |
minimum GOP size
Definition at line 2660 of file avcodec.h.
Referenced by encode_init(), ffm_read_header(), ffm_write_header(), vp8_init(), X264_init(), and XAVS_init().
int AVCodecContext::last_predictor_count |
amount of previous MV predictors (2a+1 x 2a+1 square)
Definition at line 2096 of file avcodec.h.
Referenced by epzs_motion_search_internal().
int AVCodecContext::level |
level
Definition at line 2528 of file avcodec.h.
Referenced by avpriv_dirac_parse_sequence_header(), decode_slice_header(), encode_init(), mpeg1_encode_sequence_header(), mpeg4_decode_profile_level(), mpeg4_encode_visual_object_header(), mpeg_decode_sequence_extension(), mpeg_decode_slice(), mxf_get_mpeg2_codec_ul(), mxf_parse_mpeg2_frame(), mxf_write_mpegvideo_desc(), parse_nal_units(), show_stream(), update_context_from_thread(), vc1_decode_init(), X264_init(), and XAVS_init().
int AVCodecContext::lmax |
maximum Lagrange multipler
Definition at line 2306 of file avcodec.h.
Referenced by get_qminmax(), and MPV_encode_picture().
int AVCodecContext::lmin |
minimum Lagrange multipler
Definition at line 2299 of file avcodec.h.
Referenced by get_qminmax().
int AVCodecContext::lowres |
low resolution decoding, 1-> 1/2 size, 2->1/4 size
Definition at line 2536 of file avcodec.h.
Referenced by add_input_streams(), avcodec_align_dimensions2(), avcodec_open2(), avcodec_set_dimensions(), chroma_4mv_motion_lowres(), decode_slice(), dsputil_init(), dsputil_init_alpha(), dsputil_init_arm(), dsputil_init_mmx(), dsputil_init_ppc(), dv_decode_video_segment(), dvvideo_init(), ff_dsputil_init_armv5te(), ff_dsputil_init_armv6(), ff_dsputil_init_neon(), ff_er_frame_end(), ff_init_block_index(), ff_update_block_index(), hpel_motion_lowres(), libopenjpeg_decode_frame(), mjpeg_decode_scan(), mjpeg_decode_scan_progressive_ac(), mpeg_decode_slice(), mpeg_motion_lowres(), MPV_decode_mb(), MPV_decode_mb_internal(), MPV_motion_lowres(), opt_input_file(), rv20_decode_picture_header(), stream_component_open(), and transcode().
int AVCodecContext::luma_elim_threshold |
luma single coefficient elimination threshold
Definition at line 1621 of file avcodec.h.
Referenced by ffm_read_header(), ffm_write_header(), MPV_encode_init(), and parse_ffconfig().
float AVCodecContext::lumi_masking |
luminance masking (0-> disabled)
Definition at line 1875 of file avcodec.h.
Referenced by adaptive_quantization(), MPV_encode_init(), and parse_ffconfig().
int AVCodecContext::max_b_frames |
maximum number of B-frames between non-B-frames Note: The output will be delayed by max_b_frames+1 relative to the input.
Definition at line 1512 of file avcodec.h.
Referenced by add_video_stream(), compute_pkt_fields2(), decode_sequence_header_adv(), estimate_best_b_count(), ffm_read_header(), ffm_write_header(), MPV_encode_init(), vaapi_vc1_start_frame(), vc1_decode_init(), vc1_decode_sequence_header(), vc1_parse_frame_header(), video_encode_example(), X264_init(), and XAVS_init().
int AVCodecContext::max_prediction_order |
Definition at line 2782 of file avcodec.h.
Referenced by alac_encode_init(), and flac_encode_init().
int AVCodecContext::max_qdiff |
maximum quantizer difference between frames
Definition at line 1504 of file avcodec.h.
Referenced by add_codec(), ffm_read_header(), ffm_write_header(), get_diff_limited_q(), parse_ffconfig(), X264_init(), and XAVS_init().
int AVCodecContext::mb_cmp |
macroblock comparison function (not supported yet)
Definition at line 2060 of file avcodec.h.
Referenced by check_bidir_mv(), direct_search(), estimate_best_b_count(), ff_estimate_motion_b(), ff_estimate_p_frame_motion(), ff_init_me(), h263_mv4_search(), interlaced_search(), and sse_mb().
int AVCodecContext::mb_decision |
macroblock decision mode
Definition at line 2259 of file avcodec.h.
Referenced by add_video_stream(), avcodec_string(), clip_coeffs(), dnxhd_calc_bits_thread(), dnxhd_encode_picture(), dnxhd_init_rc(), encode_mb_hq(), encode_thread(), estimate_best_b_count(), ff_estimate_b_frame_motion(), ff_estimate_p_frame_motion(), ffm_read_header(), ffm_write_header(), MPV_decode_mb_internal(), MPV_encode_init(), and parse_ffconfig().
int AVCodecContext::mb_lmax |
maximum MB lagrange multipler
Definition at line 2593 of file avcodec.h.
Referenced by adaptive_quantization().
int AVCodecContext::mb_lmin |
minimum MB lagrange multipler
Definition at line 2586 of file avcodec.h.
Referenced by adaptive_quantization().
int AVCodecContext::mb_threshold |
Macroblock threshold below which the user specified macroblock types will be used.
Definition at line 2427 of file avcodec.h.
Referenced by ff_estimate_b_frame_motion(), ff_estimate_p_frame_motion(), MPV_encode_init(), and vp8_init().
int AVCodecContext::me_cmp |
motion estimation comparison function
Definition at line 2048 of file avcodec.h.
Referenced by estimate_best_b_count(), ff_estimate_motion_b(), ff_estimate_p_frame_motion(), ff_init_me(), ffm_read_header(), ffm_write_header(), hpel_motion_search(), qpel_motion_search(), X264_init(), and XAVS_init().
int AVCodecContext::me_method |
Motion estimation algorithm used for video coding.
1 (zero), 2 (full), 3 (log), 4 (phods), 5 (epzs), 6 (x1), 7 (hex), 8 (umh), 9 (iter), 10 (tesa) [7, 8, 10 are x264 specific, 9 is snow specific]
Definition at line 1374 of file avcodec.h.
Referenced by add_codec(), ffm_read_header(), ffm_write_header(), MPV_encode_init(), svq1_encode_plane(), X264_init(), and XAVS_init().
int AVCodecContext::me_penalty_compensation |
Definition at line 2600 of file avcodec.h.
Referenced by encode_picture().
int AVCodecContext::me_pre_cmp |
motion estimation prepass comparison function
Definition at line 2110 of file avcodec.h.
Referenced by ff_init_me(), and ff_pre_estimate_p_frame_motion().
int AVCodecContext::me_range |
maximum motion estimation search range in subpel units If 0 then no limit.
Definition at line 2161 of file avcodec.h.
Referenced by encode_init(), ff_fix_long_mvs(), ff_fix_long_p_mvs(), ff_get_best_fcode(), ffm_read_header(), ffm_write_header(), get_limits(), mpeg1_encode_sequence_header(), X264_init(), and XAVS_init().
int AVCodecContext::me_sub_cmp |
subpixel motion estimation comparison function
Definition at line 2054 of file avcodec.h.
Referenced by direct_search(), estimate_best_b_count(), ff_estimate_motion_b(), ff_estimate_p_frame_motion(), ff_init_me(), hpel_motion_search(), and qpel_motion_search().
int AVCodecContext::me_subpel_quality |
subpel ME quality
Definition at line 2124 of file avcodec.h.
Referenced by ffm_read_header(), ffm_write_header(), qpel_motion_search(), X264_init(), and XAVS_init().
int AVCodecContext::me_threshold |
Motion estimation threshold below which no motion estimation is performed, but instead the user specified motion vectors are used.
Definition at line 2420 of file avcodec.h.
Referenced by copy_picture_attributes(), do_video_out(), encode_picture(), ff_estimate_b_frame_motion(), ff_estimate_p_frame_motion(), MPV_encode_init(), new_video_stream(), and transcode_init().
int AVCodecContext::min_prediction_order |
Definition at line 2776 of file avcodec.h.
Referenced by alac_encode_init(), and flac_encode_init().
int AVCodecContext::misc_bits |
Definition at line 1557 of file avcodec.h.
Referenced by MPV_encode_picture().
int AVCodecContext::mpeg_quant |
0-> h263 quant 1-> mpeg quant
Definition at line 1768 of file avcodec.h.
Referenced by ffm_read_header(), ffm_write_header(), and MPV_encode_init().
int AVCodecContext::mv0_threshold |
Note: Value depends upon the compare function used for fullpel ME.
Definition at line 2756 of file avcodec.h.
Referenced by epzs_motion_search_internal().
int AVCodecContext::mv_bits |
Definition at line 1550 of file avcodec.h.
Referenced by MPV_encode_picture().
int AVCodecContext::noise_reduction |
noise reduction strength
Definition at line 2322 of file avcodec.h.
Referenced by init_duplicate_context(), merge_context_after_encode(), MPV_common_init(), MPV_frame_start(), update_noise_reduction(), vp8_init(), X264_init(), and XAVS_init().
int AVCodecContext::nsse_weight |
noise vs.
sse weight for the nsse comparsion function
Definition at line 2441 of file avcodec.h.
Referenced by add_codec(), ffm_read_header(), ffm_write_header(), nsse16_c(), nsse16_mmx(), nsse8_c(), and nsse8_mmx().
void* AVCodecContext::opaque |
Private data of the user, can be used to carry app specific stuff.
Definition at line 1571 of file avcodec.h.
Referenced by codec_get_buffer(), codec_release_buffer(), init_input_stream(), and update_context_from_user().
int AVCodecContext::p_count |
Definition at line 1555 of file avcodec.h.
Referenced by MPV_encode_picture().
float AVCodecContext::p_masking |
p block masking (0-> disabled)
Definition at line 1896 of file avcodec.h.
Referenced by adaptive_quantization(), and MPV_encode_init().
int AVCodecContext::p_tex_bits |
Definition at line 1553 of file avcodec.h.
Referenced by MPV_encode_picture().
enum PixelFormat AVCodecContext::pix_fmt |
Pixel format, see PIX_FMT_xxx.
May be set by the demuxer if known from headers. May be overriden by the decoder if it knows better.
Definition at line 1426 of file avcodec.h.
Referenced by aasc_decode_init(), add_video_stream(), alloc_buffer(), alloc_picture(), aura_decode_init(), avcodec_align_dimensions(), avcodec_align_dimensions2(), avcodec_decode_video2(), avcodec_default_reget_buffer(), avcodec_get_context_defaults3(), avcodec_string(), avpriv_dv_codec_profile(), avs_decode_init(), bethsoftvid_decode_init(), bfi_decode_init(), bfi_read_header(), bmp_decode_frame(), bmp_encode_frame(), bmp_encode_init(), bmv_read_header(), cdg_decode_init(), choose_pixel_fmt(), cinepak_decode_init(), cinvideo_decode_init(), cmv_decode_init(), codec_get_buffer(), cyuv_decode_init(), dc1394_read_common(), decode_frame(), decode_frame_byterun1(), decode_frame_header(), decode_frame_ilbm(), decode_init(), decode_plane(), decode_slice_header(), dfa_decode_init(), dnxhd_decode_header(), dnxhd_encode_init(), do_video_out(), do_video_resample(), dv_extract_video_info(), dvvideo_init_encoder(), encode_frame(), encode_init(), encode_init_ls(), encode_picture_lossless(), encode_picture_ls(), encode_rgb48_10bit(), escape124_decode_init(), estimate_best_b_count(), fbdev_read_header(), ff_cavs_init(), ff_create_schro_frame(), ff_draw_horiz_band(), ff_h263_decode_init(), ff_mjpeg_decode_sof(), ff_mjpeg_encode_picture_header(), ff_pnm_decode_header(), ff_print_debug_info(), ff_raw_read_header(), ff_rv34_decode_init(), ff_thread_decode_frame(), ff_vp56_init(), ffm_read_header(), ffm_write_header(), film_read_header(), flashsv_decode_init(), flic_decode_frame(), flic_decode_init(), gif_decode_frame(), gif_write_header(), grab_read_header(), gxf_write_header(), gxf_write_mpeg_auxiliary(), gxf_write_umf_media_mpeg(), h261_decode_init(), has_codec_parameters(), idcin_decode_init(), init_decoder(), init_image(), ipvideo_decode_init(), ir2_decode_init(), jpeg_put_comments(), lag_decode_frame(), lag_pred_line(), libdirac_decode_frame(), libdirac_encode_frame(), libdirac_encode_init(), libopenjpeg_decode_frame(), libschroedinger_decode_frame(), libschroedinger_encode_init(), libschroedinger_frame_from_data(), libschroedinger_handle_first_access_unit(), load_input_picture(), mimic_decode_frame(), mm_decode_init(), mov_get_dv_codec_tag(), mov_get_rawvideo_codec_tag(), mp_decode_init(), MPV_common_init(), MPV_encode_init(), MPV_frame_end(), msrle_decode_init(), msvideo1_decode_8bit(), msvideo1_decode_init(), mtv_read_header(), mxf_parse_structural_metadata(), new_video_stream(), open_video(), pam_encode_frame(), parse_h264_sdp_line(), parse_source_parameters(), pcx_decode_frame(), pcx_encode_frame(), png_enc_init(), pnm_decode_frame(), pnm_encode_frame(), pnm_parse(), pre_process_video_frame(), ptx_decode_frame(), qtrle_decode_init(), qtrle_encode_frame(), qtrle_encode_init(), query_formats(), raw_decode(), raw_encode(), raw_init_decoder(), raw_init_encoder(), rawvideo_read_packet(), read_header(), rl2_decode_init(), roq_decode_frame(), roq_decode_init(), rpza_decode_init(), rv10_decode_init(), seqvideo_decode_init(), SetSchroChromaFormat(), show_stream(), siff_parse_vbv1(), smacker_read_header(), smc_decode_init(), sunrast_decode_frame(), svq1_decode_init(), svq1_encode_frame(), svq3_decode_init(), targa_encode_frame(), tgq_decode_init(), tgv_decode_init(), tmv_decode_init(), tmv_read_header(), tqi_decode_init(), transcode(), transcode_init(), transcode_video(), truemotion1_decode_header(), txd_decode_frame(), ulti_decode_init(), update_context_from_thread(), v410_decode_init(), v4l2_read_header(), vble_decode_init(), vc1_decode_frame(), vc1_decode_init(), vcr2_init_sequence(), vfw_read_header(), vid_read_header(), video_encode_example(), video_get_buffer(), vmdvideo_decode_init(), vp3_decode_init(), vp8_decode_init(), vp8_init(), vqa_decode_init(), write_header(), write_video_frame(), x11grab_read_header(), X264_init(), xan_decode_init(), xiph_parse_fmtp_pair(), yop_decode_init(), yuv4_read_header(), and yuv4_read_packet().
AVPacket* AVCodecContext::pkt |
Current packet as passed into the decoder, to avoid having to pass the packet into every function.
Currently only valid inside lavc and get/release_buffer callbacks.
Definition at line 3084 of file avcodec.h.
Referenced by audio_get_buffer(), avcodec_decode_audio4(), avcodec_decode_subtitle2(), avcodec_decode_video2(), avcodec_default_reget_buffer(), codec_get_buffer(), frame_thread_init(), raw_decode(), and video_get_buffer().
int AVCodecContext::pre_dia_size |
ME prepass diamond size & shape.
Definition at line 2117 of file avcodec.h.
Referenced by ff_init_me(), and pre_estimate_motion_thread().
int AVCodecContext::pre_me |
prepass for motion estimation
Definition at line 2103 of file avcodec.h.
Referenced by encode_picture().
int AVCodecContext::prediction_method |
prediction method (needed for huffyuv)
Definition at line 1981 of file avcodec.h.
Referenced by encode_picture_lossless(), encode_picture_ls(), ff_mjpeg_encode_picture_header(), and png_enc_init().
void* AVCodecContext::priv_data |
Definition at line 1531 of file avcodec.h.
Referenced by a64multi_close_encoder(), a64multi_encode_frame(), a64multi_init_encoder(), aac_decode_close(), aac_decode_frame(), aac_decode_frame_int(), aac_decode_init(), aac_encode_close(), aac_encode_end(), aac_encode_frame(), aac_encode_init(), aasc_decode_end(), aasc_decode_frame(), aasc_decode_init(), ac3_decode_end(), ac3_decode_frame(), ac3_decode_init(), ac3_fixed_encode_init(), adpcm_compress_trellis(), adpcm_decode_frame(), adpcm_decode_init(), adpcm_encode_close(), adpcm_encode_frame(), adpcm_encode_init(), adx_decode_flush(), adx_decode_frame(), adx_decode_init(), adx_encode_frame(), adx_encode_header(), adx_encode_init(), alac_decode_close(), alac_decode_frame(), alac_decode_init(), alac_encode_close(), alac_encode_frame(), alac_encode_init(), allocate_tables(), amr_wb_encode_close(), amr_wb_encode_frame(), amr_wb_encode_init(), amrnb_decode_frame(), amrnb_decode_init(), amrwb_decode_frame(), amrwb_decode_init(), ape_decode_close(), ape_decode_frame(), ape_decode_init(), ape_flush(), apply_window_and_mdct(), atrac1_decode_end(), atrac1_decode_frame(), atrac1_decode_init(), atrac3_decode_close(), atrac3_decode_frame(), atrac3_decode_init(), aura_decode_end(), aura_decode_frame(), aura_decode_init(), avcodec_close(), avcodec_copy_context(), avcodec_get_context_defaults3(), avcodec_open2(), avs_decode_end(), avs_decode_frame(), bethsoftvid_decode_end(), bethsoftvid_decode_frame(), bethsoftvid_decode_init(), bfi_decode_close(), bfi_decode_frame(), bfi_decode_init(), bmp_decode_end(), bmp_decode_frame(), bmp_decode_init(), bmp_encode_frame(), bmp_encode_init(), bmv_aud_decode_frame(), bmv_aud_decode_init(), cavs_decode_frame(), cavs_flush(), cdg_decode_end(), cdg_decode_frame(), cdg_decode_init(), cinaudio_decode_frame(), cinaudio_decode_init(), cinepak_decode_end(), cinepak_decode_frame(), cinepak_decode_init(), cinvideo_decode_end(), cinvideo_decode_frame(), cinvideo_decode_init(), close_decoder(), cmv_decode_end(), cmv_decode_frame(), cmv_decode_init(), codec_child_next(), codec_reinit(), codecctl_int(), commit_bitstream_and_slice_buffer(), common_end(), common_init(), cook_decode_close(), cook_decode_frame(), cook_decode_init(), cyuv_decode_end(), cyuv_decode_frame(), cyuv_decode_init(), dca_decode_end(), dca_decode_frame(), dca_decode_init(), decode_chunks(), decode_close(), decode_end(), decode_flush(), decode_frame(), decode_frame_byterun1(), decode_frame_ilbm(), decode_init(), decode_init_thread_copy(), decode_packet(), decode_slice(), decode_tag(), decode_update_thread_context(), determine_bitrate(), dfa_decode_end(), dfa_decode_frame(), dfa_decode_init(), display_end_segment(), dnxhd_calc_bits_thread(), dnxhd_decode_close(), dnxhd_decode_frame(), dnxhd_decode_init(), dnxhd_encode_end(), dnxhd_encode_init(), dnxhd_encode_picture(), dnxhd_encode_thread(), dnxhd_mb_var_thread(), dnxhd_write_header(), dpcm_decode_frame(), dpcm_decode_init(), draw_char(), dv_decode_video_segment(), dv_encode_video_segment(), dvbsub_close_decoder(), dvbsub_decode(), dvbsub_display_end_segment(), dvbsub_encode(), dvbsub_init_decoder(), dvbsub_parse_clut_segment(), dvbsub_parse_display_definition_segment(), dvbsub_parse_object_segment(), dvbsub_parse_page_segment(), dvbsub_parse_pixel_data_block(), dvbsub_parse_region_segment(), dvvideo_close(), dvvideo_init(), eightsvx_decode_close(), eightsvx_decode_frame(), eightsvx_decode_init(), encode_close(), encode_end(), encode_frame(), encode_init(), encode_init_ls(), encode_nals(), encode_picture_lossless(), encode_picture_ls(), encode_rgb48_10bit(), encode_superframe(), end_frame(), erase_line(), erase_screen(), escape124_decode_close(), escape124_decode_frame(), escape124_decode_init(), execute_code(), Faac_encode_close(), Faac_encode_frame(), Faac_encode_init(), ff_ac3_encode_close(), ff_ac3_encode_init(), ff_cavs_end(), ff_cavs_init(), ff_h263_decode_end(), ff_h263_decode_frame(), ff_h263_decode_init(), ff_h264_decode_end(), ff_h264_decode_init(), ff_ivi_decode_close(), ff_ivi_decode_frame(), ff_mjpeg_decode_end(), ff_mjpeg_decode_frame(), ff_mjpeg_decode_init(), ff_mpeg_flush(), ff_mpeg_update_thread_context(), ff_msmpeg4_decode_init(), ff_pnm_end(), ff_pnm_init(), ff_rv34_decode_end(), ff_rv34_decode_frame(), ff_rv34_decode_init(), ff_rv34_decode_init_thread_copy(), ff_rv34_decode_update_thread_context(), ff_snow_common_init_after_header(), ff_snow_release_buffer(), ff_vdpau_h264_picture_complete(), ff_vdpau_h264_picture_start(), ff_vdpau_h264_set_reference_frames(), ff_vdpau_vc1_decode_picture(), ff_vp56_decode_frame(), ff_vp56_free(), ff_vp56_init(), ff_wma_end(), ff_wma_init(), fill_slice(), fill_slice_long(), finish_frame(), flac_decode_close(), flac_decode_frame(), flac_decode_init(), flac_encode_close(), flac_encode_frame(), flac_encode_init(), flashsv_decode_block(), flashsv_decode_end(), flashsv_decode_frame(), flashsv_decode_init(), flashsv_encode_end(), flashsv_encode_frame(), flashsv_encode_init(), flic_decode_end(), flic_decode_frame_15_16BPP(), flic_decode_frame_8BPP(), flic_decode_init(), flush(), flush_dpb(), frame_thread_free(), frame_thread_init(), g722_decode_frame(), g722_decode_init(), g722_encode_close(), g722_encode_frame(), g722_encode_init(), get_nb_samples(), get_stats(), gif_decode_close(), gif_decode_frame(), gif_decode_init(), gif_encode_close(), gif_encode_frame(), gif_encode_init(), gif_image_write_image(), gsm_decode_block(), gsm_decode_frame(), gsm_flush(), gsm_init(), h261_decode_end(), h261_decode_frame(), h261_decode_init(), hscroll(), idcin_decode_end(), idcin_decode_frame(), idcin_decode_init(), imc_decode_close(), imc_decode_frame(), imc_decode_init(), ipvideo_decode_end(), ipvideo_decode_frame(), ipvideo_decode_init(), ir2_decode_end(), ir2_decode_frame(), ir2_decode_init(), lag_decode_end(), lag_decode_frame(), lag_decode_init(), latm_decode_frame(), latm_decode_init(), libdirac_decode_close(), libdirac_decode_frame(), libdirac_decode_init(), libdirac_encode_close(), libdirac_encode_frame(), libdirac_encode_init(), libgsm_decode_close(), libgsm_decode_frame(), libgsm_decode_init(), libgsm_encode_close(), libgsm_encode_frame(), libgsm_encode_init(), libgsm_flush(), libopenjpeg_decode_close(), libopenjpeg_decode_frame(), libopenjpeg_decode_init(), libopenjpeg_decode_init_thread_copy(), libschroedinger_decode_close(), libschroedinger_decode_frame(), libschroedinger_decode_init(), libschroedinger_encode_close(), libschroedinger_encode_frame(), libschroedinger_encode_init(), libschroedinger_flush(), libschroedinger_frame_from_data(), libschroedinger_handle_first_access_unit(), libspeex_decode_close(), libspeex_decode_flush(), libspeex_decode_frame(), libspeex_decode_init(), log_encoder_error(), mace_decode_frame(), mace_decode_init(), mdec_common_init(), mimic_decode_end(), mimic_decode_frame(), mimic_decode_init(), mimic_decode_update_thread_context(), mjpegb_decode_frame(), mlp_decode_init(), mm_decode_end(), mm_decode_frame(), mm_decode_init(), MP3lame_encode_close(), MP3lame_encode_frame(), MP3lame_encode_init(), mp_decode_end(), mp_decode_frame(), mp_decode_init(), MPA_encode_frame(), MPA_encode_init(), mpc7_decode_flush(), mpc7_decode_frame(), mpc7_decode_init(), mpc8_decode_frame(), mpc8_decode_init(), mpeg1_decode_picture(), mpeg1_decode_sequence(), mpeg_decode_end(), mpeg_decode_frame(), mpeg_decode_gop(), mpeg_decode_init(), mpeg_decode_postinit(), mpeg_decode_update_thread_context(), mpeg_get_pixelformat(), MPV_encode_end(), MPV_encode_init(), MPV_encode_picture(), msrle_decode_end(), msrle_decode_frame(), msrle_decode_init(), msvideo1_decode_end(), msvideo1_decode_frame(), msvideo1_decode_init(), mxpeg_decode_end(), mxpeg_decode_frame(), mxpeg_decode_init(), oggvorbis_encode_close(), oggvorbis_encode_frame(), oggvorbis_encode_init(), oggvorbis_init_encoder(), pam_encode_frame(), parse_palette_segment(), parse_picture_segment(), parse_presentation_segment(), pcm_bluray_decode_frame(), pcm_bluray_decode_init(), pcm_decode_frame(), pcm_decode_init(), pcx_decode_frame(), pcx_encode_frame(), pcx_encode_init(), pcx_end(), pcx_init(), png_dec_end(), png_dec_init(), png_enc_init(), pnm_decode_frame(), pnm_encode_frame(), ptx_decode_frame(), ptx_end(), ptx_init(), put_audio_specific_config(), qcelp_decode_frame(), qcelp_decode_init(), qdm2_decode_close(), qdm2_decode_frame(), qdm2_decode_init(), qtrle_decode_end(), qtrle_decode_frame(), qtrle_decode_init(), qtrle_encode_end(), qtrle_encode_frame(), qtrle_encode_init(), queue_frames(), ra144_decode_frame(), ra144_decode_init(), ra144_encode_close(), ra144_encode_frame(), ra144_encode_init(), ra288_decode_frame(), ra288_decode_init(), raw_close_decoder(), raw_decode(), raw_init_decoder(), raw_init_encoder(), read_access_unit(), read_huffman_tree(), render_charset(), rl2_decode_end(), rl2_decode_frame(), rl2_decode_init(), roq_decode_end(), roq_decode_frame(), roq_decode_init(), roq_dpcm_encode_frame(), roq_dpcm_encode_init(), roq_encode_end(), roq_encode_frame(), roq_encode_init(), rpza_decode_end(), rpza_decode_frame(), rpza_decode_init(), rv10_decode_end(), rv10_decode_frame(), rv10_decode_init(), rv10_decode_packet(), rv30_decode_init(), rv40_decode_init(), s302m_decode_frame(), s302m_decode_init(), seqvideo_decode_end(), seqvideo_decode_frame(), seqvideo_decode_init(), SetSchroChromaFormat(), sgi_end(), sgi_init(), shorten_decode_close(), shorten_decode_frame(), shorten_decode_init(), sipr_decode_frame(), sipr_decoder_init(), slice_end(), smc_decode_end(), smc_decode_frame(), smc_decode_init(), smka_decode_frame(), smka_decode_init(), start_frame(), submit_stats(), sunrast_decode_frame(), sunrast_end(), sunrast_init(), svq1_decode_end(), svq1_decode_frame(), svq1_decode_init(), svq1_encode_end(), svq1_encode_frame(), svq1_encode_init(), svq3_decode_end(), svq3_decode_frame(), svq3_decode_init(), svq3_decode_slice_header(), synth_frame(), synth_superframe(), targa_encode_init(), targa_end(), targa_init(), tgq_decode_end(), tgq_decode_frame(), tgq_decode_init(), tgv_decode_end(), tgv_decode_frame(), tgv_decode_init(), tiff_end(), tiff_init(), tmv_decode_close(), tmv_decode_frame(), tqi_decode_end(), tqi_decode_frame(), tqi_decode_init(), truemotion1_decode_end(), truemotion1_decode_frame(), truemotion1_decode_init(), truespeech_decode_frame(), truespeech_decode_init(), tta_decode_close(), tta_decode_frame(), tta_decode_init(), twin_decode_close(), twin_decode_frame(), twin_decode_init(), txd_decode_frame(), txd_end(), txd_init(), ulti_decode_end(), ulti_decode_frame(), ulti_decode_init(), update_frames(), vaapi_mpeg2_decode_slice(), vaapi_mpeg2_end_frame(), vaapi_mpeg2_start_frame(), vaapi_mpeg4_decode_slice(), vaapi_mpeg4_end_frame(), vaapi_mpeg4_start_frame(), vaapi_vc1_decode_slice(), vaapi_vc1_end_frame(), vaapi_vc1_start_frame(), vble_decode_close(), vble_decode_frame(), vble_decode_init(), vc1_decode_end(), vc1_decode_frame(), vc1_decode_init(), vcr2_init_sequence(), vmdaudio_decode_frame(), vmdaudio_decode_init(), vmdvideo_decode_end(), vmdvideo_decode_frame(), vmdvideo_decode_init(), vorbis_decode_close(), vorbis_decode_frame(), vorbis_decode_init(), vorbis_encode_close(), vorbis_encode_frame(), vorbis_encode_init(), vp3_decode_end(), vp3_decode_flush(), vp3_decode_frame(), vp3_decode_init(), vp3_init_thread_copy(), vp3_update_thread_context(), vp56_size_changed(), vp5_decode_init(), vp6_decode_free(), vp6_decode_init(), vp8_decode(), vp8_decode_flush_impl(), vp8_decode_frame(), vp8_decode_free(), vp8_decode_init(), vp8_decode_init_thread_copy(), vp8_decode_update_thread_context(), vp8_encode(), vp8_free(), vp8_init(), vqa_decode_end(), vqa_decode_frame(), vqa_decode_init(), wavpack_decode_block(), wavpack_decode_end(), wavpack_decode_flush(), wavpack_decode_frame(), wavpack_decode_init(), wma_decode_init(), wma_decode_superframe(), wmavoice_decode_end(), wmavoice_decode_init(), wmavoice_decode_packet(), wmavoice_flush(), wmv2_decode_end(), wmv2_decode_init(), wmv2_encode_init(), ws_snd_decode_frame(), ws_snd_decode_init(), X264_close(), X264_frame(), X264_init(), xan_decode_chroma(), xan_decode_end(), xan_decode_frame(), xan_decode_frame_type0(), xan_decode_frame_type1(), xan_decode_init(), XAVS_close(), XAVS_frame(), XAVS_init(), yop_decode_close(), yop_decode_frame(), and yop_decode_init().
int AVCodecContext::profile |
profile
Definition at line 2462 of file avcodec.h.
Referenced by aac_encode_init(), avcodec_string(), avpriv_dirac_parse_sequence_header(), dca_decode_frame(), decode_slice_header(), encode_init(), Faac_encode_init(), mpeg1_encode_sequence_header(), mpeg4_decode_profile_level(), mpeg4_encode_visual_object_header(), mpeg_decode_sequence_extension(), mpeg_decode_slice(), mxf_get_mpeg2_codec_ul(), mxf_parse_mpeg2_frame(), mxf_write_mpegvideo_desc(), parse_nal_units(), update_context_from_thread(), vc1_decode_init(), and vp8_init().
float AVCodecContext::qblur |
amount of qscale smoothing over time (0.0-1.0)
Definition at line 1483 of file avcodec.h.
Referenced by add_codec(), ff_rate_control_init(), ff_rate_estimate_qscale(), ffm_read_header(), ffm_write_header(), init_pass2(), X264_init(), and XAVS_init().
float AVCodecContext::qcompress |
amount of qscale change between easy & hard scenes (0.0-1.0)
Definition at line 1482 of file avcodec.h.
Referenced by add_codec(), ffm_read_header(), ffm_write_header(), get_qscale(), vp8_init(), X264_init(), and XAVS_init().
int AVCodecContext::qmax |
maximum quantizer
Definition at line 1497 of file avcodec.h.
Referenced by add_codec(), avcodec_string(), compute_status(), dnxhd_encode_rdo(), dnxhd_find_qscale(), dnxhd_init_qmat(), dnxhd_init_rc(), encode_thread(), ff_init_qscale_tab(), ff_xvid_rate_estimate_qscale(), ffm_read_header(), ffm_write_header(), init_pass2(), MPV_encode_init(), parse_ffconfig(), update_qscale(), vp8_init(), X264_init(), and XAVS_init().
int AVCodecContext::qmin |
minimum quantizer
Definition at line 1490 of file avcodec.h.
Referenced by add_codec(), avcodec_string(), compute_status(), encode_thread(), ff_init_qscale_tab(), ff_xvid_rate_estimate_qscale(), ffm_read_header(), ffm_write_header(), init_pass2(), MPV_encode_init(), parse_ffconfig(), update_qscale(), vp8_init(), X264_init(), and XAVS_init().
int AVCodecContext::quantizer_noise_shaping |
quantizer noise shaping
Definition at line 2384 of file avcodec.h.
Referenced by dct_quantize_refine(), and encode_mb_internal().
float AVCodecContext::rc_buffer_aggressivity |
Definition at line 1831 of file avcodec.h.
Referenced by add_codec(), ffm_read_header(), ffm_write_header(), and modify_qscale().
int AVCodecContext::rc_buffer_size |
decoder bitstream buffer size
Definition at line 1830 of file avcodec.h.
Referenced by add_codec(), ff_vbv_update(), ff_xvid_rate_control_init(), ffm_read_header(), ffm_write_header(), init_pass2(), load_input_picture(), modify_qscale(), mov_write_esds_tag(), mpeg1_decode_sequence(), mpeg1_encode_sequence_header(), mpeg_decode_sequence_extension(), mpeg_mux_init(), MPV_encode_init(), MPV_encode_picture(), new_video_stream(), parse_ffconfig(), select_input_picture(), transcode(), transcode_init(), vp8_init(), X264_init(), and XAVS_init().
const char* AVCodecContext::rc_eq |
rate control equation
Definition at line 1809 of file avcodec.h.
Referenced by add_codec(), avcodec_copy_context(), ff_rate_control_init(), ffm_close(), ffm_read_header(), ffm_write_header(), and get_qscale().
int AVCodecContext::rc_initial_buffer_occupancy |
Number of bits which should be loaded into the rc buffer before decoding starts.
Definition at line 2343 of file avcodec.h.
Referenced by ff_rate_control_init(), ff_xvid_rate_control_init(), new_video_stream(), vp8_init(), X264_init(), and XAVS_init().
float AVCodecContext::rc_initial_cplx |
initial complexity for pass1 ratecontrol
Definition at line 1854 of file avcodec.h.
Referenced by ff_rate_control_init().
float AVCodecContext::rc_max_available_vbv_use |
Ratecontrol attempt to use, at maximum, of what can be used without an underflow.
Definition at line 2884 of file avcodec.h.
Referenced by modify_qscale(), and MPV_encode_picture().
int AVCodecContext::rc_max_rate |
maximum bitrate
Definition at line 1816 of file avcodec.h.
Referenced by add_codec(), ff_vbv_update(), ff_xvid_rate_control_init(), ffm_read_header(), ffm_write_header(), modify_qscale(), mov_write_esds_tag(), mpeg1_encode_sequence_header(), mpeg_mux_init(), MPV_encode_init(), MPV_encode_picture(), oggvorbis_init_encoder(), parse_ffconfig(), transcode(), transcode_init(), vp8_init(), X264_init(), and XAVS_init().
int AVCodecContext::rc_min_rate |
minimum bitrate
Definition at line 1823 of file avcodec.h.
Referenced by ff_vbv_update(), ffm_read_header(), ffm_write_header(), modify_qscale(), mov_write_esds_tag(), MPV_encode_init(), MPV_encode_picture(), oggvorbis_init_encoder(), parse_ffconfig(), and vp8_init().
float AVCodecContext::rc_min_vbv_overflow_use |
Ratecontrol attempt to use, at least, times the amount needed to prevent a vbv overflow.
Definition at line 2891 of file avcodec.h.
Referenced by modify_qscale().
RcOverride* AVCodecContext::rc_override |
ratecontrol override, see RcOverride
Definition at line 1801 of file avcodec.h.
Referenced by avcodec_copy_context(), get_qscale(), and new_video_stream().
int AVCodecContext::rc_override_count |
Definition at line 1802 of file avcodec.h.
Referenced by avcodec_copy_context(), get_qscale(), and new_video_stream().
float AVCodecContext::rc_qmod_amp |
Definition at line 1793 of file avcodec.h.
Referenced by modify_qscale().
int AVCodecContext::rc_qmod_freq |
Definition at line 1794 of file avcodec.h.
Referenced by modify_qscale().
float AVCodecContext::rc_qsquish |
ratecontrol qmin qmax limiting method 0-> clipping, 1-> use a nice continous function to limit qscale wthin qmin/qmax.
Definition at line 1791 of file avcodec.h.
Referenced by modify_qscale().
int AVCodecContext::rc_strategy |
obsolete FIXME remove
Definition at line 1524 of file avcodec.h.
Referenced by ff_rate_control_init(), ff_rate_control_uninit(), and ff_rate_estimate_qscale().
int AVCodecContext::refs |
number of reference frames
Definition at line 2667 of file avcodec.h.
Referenced by decode_slice_header(), ffm_read_header(), ffm_write_header(), X264_init(), and XAVS_init().
int(* AVCodecContext::reget_buffer)(struct AVCodecContext *c, AVFrame *pic) |
Called at the beginning of a frame to get cr buffer for it.
Buffer type (size, hints) must be the same. libavcodec won't check it. libavcodec will pass previous buffer in pic, function should return same buffer or new buffer with old frame "painted" into it. If pic.data[0] == NULL must behave like get_buffer(). if CODEC_CAP_DR1 is not set then reget_buffer() must call avcodec_default_reget_buffer() instead of providing buffers allocated by some other means.
Definition at line 2336 of file avcodec.h.
Referenced by aasc_decode_frame(), avcodec_get_context_defaults3(), avs_decode_frame(), bethsoftvid_decode_frame(), cdg_decode_frame(), cinepak_decode_frame(), cinvideo_decode_frame(), decode_frame(), decode_frame_byterun1(), decode_frame_ilbm(), flashsv_decode_frame(), flic_decode_frame_15_16BPP(), flic_decode_frame_8BPP(), ir2_decode_frame(), mm_decode_frame(), mp_decode_frame(), msrle_decode_frame(), msvideo1_decode_frame(), qtrle_decode_frame(), roq_decode_frame(), rpza_decode_frame(), seqvideo_decode_frame(), smc_decode_frame(), truemotion1_decode_frame(), ulti_decode_frame(), and xan_decode_frame().
void(* AVCodecContext::release_buffer)(struct AVCodecContext *c, AVFrame *pic) |
Called to release buffers which were allocated with get_buffer.
A released buffer can be reused in get_buffer(). pic.data[*] must be set to NULL. May be called from a different thread if frame multithreading is used, but not by more than one thread at once, so does not need to be reentrant.
Definition at line 1737 of file avcodec.h.
Referenced by aasc_decode_end(), aura_decode_end(), aura_decode_frame(), avcodec_default_reget_buffer(), avcodec_get_context_defaults3(), avs_decode_end(), bethsoftvid_decode_end(), bfi_decode_close(), bfi_decode_frame(), bmp_decode_end(), bmp_decode_frame(), cavs_decode_frame(), cdg_decode_end(), cdg_decode_frame(), cinepak_decode_end(), cinvideo_decode_end(), cmv_decode_end(), cmv_decode_frame(), common_end(), cyuv_decode_end(), cyuv_decode_frame(), decode_close(), decode_end(), decode_flush(), decode_frame(), decode_pic(), dfa_decode_end(), dfa_decode_frame(), dnxhd_decode_close(), dnxhd_decode_frame(), dvvideo_close(), escape124_decode_close(), escape124_decode_frame(), execute_code(), ff_ivi_decode_close(), ff_ivi_decode_frame(), ff_mjpeg_decode_end(), ff_mjpeg_decode_sof(), ff_pnm_end(), ff_snow_common_end(), ff_snow_release_buffer(), ff_thread_release_buffer(), ff_vp56_decode_frame(), ff_vp56_free(), flashsv_decode_end(), flashsv_decode_frame(), flic_decode_end(), gif_decode_close(), gif_decode_frame(), idcin_decode_end(), idcin_decode_frame(), init_image(), init_input_stream(), ipvideo_decode_end(), ipvideo_decode_frame(), ir2_decode_end(), ir2_decode_frame(), lag_decode_end(), lag_decode_frame(), mm_decode_end(), mp_decode_end(), msrle_decode_end(), msvideo1_decode_end(), mxpeg_decode_end(), mxpeg_decode_frame(), pcx_decode_frame(), pcx_end(), png_dec_end(), pnm_decode_frame(), ptx_decode_frame(), ptx_end(), qtrle_decode_end(), release_delayed_buffers(), rl2_decode_end(), rl2_decode_frame(), roq_decode_end(), roq_encode_end(), rpza_decode_end(), select_input_picture(), seqvideo_decode_end(), sgi_end(), smc_decode_end(), sunrast_decode_frame(), sunrast_end(), targa_end(), tgq_decode_end(), tgq_decode_frame(), tiff_end(), tmv_decode_close(), tmv_decode_frame(), tqi_decode_end(), tqi_decode_frame(), truemotion1_decode_end(), truemotion1_decode_header(), txd_decode_frame(), txd_end(), ulti_decode_end(), update_context_from_user(), v410_decode_close(), v410_decode_frame(), vble_decode_close(), vble_decode_frame(), vc1_decode_end(), vmdvideo_decode_end(), vmdvideo_decode_frame(), vqa_decode_end(), vqa_decode_frame(), xan_decode_end(), xan_decode_frame(), yop_decode_close(), and yop_decode_frame().
int64_t AVCodecContext::reordered_opaque |
opaque 64bit number (generally a PTS) that will be reordered and output in AVFrame.reordered_opaque
Definition at line 2856 of file avcodec.h.
Referenced by audio_get_buffer(), avcodec_default_reget_buffer(), avcodec_get_context_defaults3(), movie_get_frame(), raw_decode(), update_context_from_user(), and video_get_buffer().
uint64_t AVCodecContext::request_channel_layout |
enum AVSampleFormat AVCodecContext::request_sample_fmt |
Used to request a sample format from the decoder.
Definition at line 3148 of file avcodec.h.
Referenced by aac_decode_init(), ac3_decode_init(), atrac3_decode_init(), dca_decode_init(), decode_init(), update_sample_fmt(), and vorbis_decode_init().
void(* AVCodecContext::rtp_callback)(struct AVCodecContext *avctx, void *data, int size, int mb_nb) |
Definition at line 1547 of file avcodec.h.
Referenced by encode_thread().
int AVCodecContext::rtp_payload_size |
Definition at line 1533 of file avcodec.h.
Referenced by encode_thread(), and MPV_encode_init().
AVRational AVCodecContext::sample_aspect_ratio |
sample aspect ratio (0 if unknown) That is the width of a pixel divided by the height of the pixel.
Numerator and denominator must be relatively prime and smaller than 256 for some video standards.
Definition at line 1993 of file avcodec.h.
Referenced by add_av_stream1(), avcodec_decode_video2(), avcodec_get_context_defaults3(), avcodec_string(), avformat_write_header(), decode_frame(), decode_sequence_header_adv(), decode_slice_header(), decode_vol_header(), dump_stream_format(), dv_write_pack(), encode_frame(), encode_init(), ff_h263_decode_picture_header(), ff_h263_encode_picture_header(), ff_intel_h263_decode_picture_header(), ff_thread_decode_frame(), jpeg_put_comments(), mjpeg_decode_app(), mov_write_pasp_tag(), mov_write_tapt_tag(), mov_write_video_tag(), mpeg1_encode_sequence_header(), mpeg4_encode_vol_header(), mpeg_decode_postinit(), MPV_encode_init(), new_video_stream(), output_packet(), parse_source_parameters(), show_stream(), transcode(), transcode_init(), transcode_video(), truemotion1_decode_header(), update_context_from_thread(), video_image_display(), X264_init(), and XAVS_init().
enum AVSampleFormat AVCodecContext::sample_fmt |
audio sample format
Definition at line 1464 of file avcodec.h.
Referenced by aac_decode_frame_int(), aac_decode_init(), ac3_decode_frame(), ac3_decode_init(), add_audio_stream(), adpcm_decode_init(), adx_decode_init(), alac_decode_init(), alac_encode_init(), amr_decode_fix_avctx(), amrnb_decode_init(), amrwb_decode_init(), ape_decode_init(), atrac1_decode_init(), atrac3_decode_frame(), atrac3_decode_init(), audio_decode_example(), audio_decode_frame(), audio_get_buffer(), avcodec_decode_audio4(), avcodec_get_context_defaults3(), avcodec_open2(), avcodec_string(), bmv_aud_decode_init(), choose_sample_fmt(), cinaudio_decode_init(), cook_decode_init(), dca_decode_frame(), dca_decode_init(), decode_frame(), decode_init(), decode_tag(), do_audio_out(), dpcm_decode_init(), dprint_options(), eightsvx_decode_init(), encode_audio_frame(), ff_aac_sbr_ctx_init(), ffm_read_header(), ffm_write_header(), flac_decode_init(), flac_encode_init(), flic_read_header(), flush_encoders(), g722_decode_init(), gsm_init(), has_codec_parameters(), imc_decode_init(), libgsm_decode_init(), libspeex_decode_init(), mace_decode_init(), mkv_write_tracks(), mlp_parse(), mpc7_decode_init(), mpc8_decode_init(), new_audio_stream(), output_data(), output_packet(), pcm_bluray_decode_frame(), pcm_bluray_parse_header(), pcm_decode_init(), qcelp_decode_init(), qdm2_decode_init(), ra144_decode_init(), ra144_encode_init(), ra288_decode_init(), read_major_sync(), roq_dpcm_encode_init(), s302m_parse_frame_header(), shorten_decode_init(), sipr_decoder_init(), smka_decode_frame(), smka_decode_init(), transcode(), transcode_audio(), transcode_init(), truespeech_decode_init(), tta_decode_init(), twin_decode_init(), update_sample_fmt(), vmdaudio_decode_init(), vorbis_decode_frame(), vorbis_decode_init(), wavpack_decode_block(), wavpack_decode_frame(), wavpack_decode_init(), wma_decode_init(), wmavoice_decode_init(), and ws_snd_decode_init().
int AVCodecContext::sample_rate |
samples per second
Definition at line 1456 of file avcodec.h.
Referenced by aac_decode_frame_int(), aac_decode_init(), aac_encode_frame(), aac_encode_init(), ac3_decode_frame(), add_audio_stream(), add_av_stream(), add_codec(), adpcm_encode_init(), adx_encode_header(), adx_encode_init(), adx_read_header(), aea_read_header(), aiff_read_header(), aiff_write_header(), alac_encode_init(), amr_decode_fix_avctx(), amr_read_header(), amr_wb_encode_init(), apc_read_header(), ape_read_header(), apply_param_change(), atrac3_decode_init(), au_read_header(), audio_decode_frame(), audio_encode_example(), audio_read_header(), audio_read_packet(), audio_write_header(), avcodec_encode_audio2(), avcodec_open2(), avcodec_string(), avformat_write_header(), avisynth_read_header(), avpriv_adx_decode_header(), avpriv_flac_parse_streaminfo(), bfi_read_header(), bmv_read_header(), cdata_read_header(), celt_header(), choose_sample_rate(), cin_read_header(), compute_frame_duration(), compute_status(), cook_decode_init(), create_audio_stream(), create_vorbis_context(), daud_header(), daud_write_header(), dca_decode_frame(), decode_frame(), decode_init(), decode_ppc(), decode_stream_header(), decode_wave_header(), do_audio_out(), dv_extract_audio_info(), dv_init_mux(), ea_read_header(), encode_frame(), encode_init(), Faac_encode_init(), ff_aac_ac3_parse(), ff_mov_read_stsd_entries(), ff_mp4_read_dec_config_descr(), ff_parse_specific_params(), ff_psy_preprocess_init(), ff_raw_read_header(), ff_rtp_get_codec_info(), ff_rtp_parse_open(), ff_wma_init(), ffm_read_header(), ffm_write_header(), film_read_header(), find_expected_header(), find_stream_in_feed(), flac_encode_init(), flac_header(), flic_read_header(), flv_read_packet(), flv_set_audio_codec(), flv_write_header(), fourxm_read_header(), get_aiff_header(), get_audio_clock(), get_audio_flags(), get_audio_frame_size(), get_best_header(), get_bit_rate(), get_codec_data(), get_sindex(), gsm_init(), gsm_read_header(), gxf_write_header(), has_codec_parameters(), idcin_read_header(), iff_read_header(), init_bitstream_params(), ipmovie_read_header(), iss_read_header(), libgsm_decode_init(), libgsm_encode_init(), libspeex_decode_init(), lxf_read_header(), matroska_read_header(), mkv_write_tracks(), mlp_parse(), mmf_read_header(), mov_read_trak(), mov_write_esds_tag(), mov_write_header(), mov_write_uuidprof_tag(), mp3_header_decompress(), MP3lame_encode_init(), MPA_encode_init(), mpc8_read_header(), mpc_read_header(), mpeg_mux_init(), mpegaudio_parse(), mpegps_read_packet(), mpegts_write_header(), mtv_read_header(), mxf_parse_structural_metadata(), mxf_write_generic_sound_common(), mxf_write_header(), mxf_write_wav_common(), mxg_read_header(), new_audio_stream(), nsv_read_chunk(), nut_read_header(), ogg_write_header(), oggvorbis_encode_frame(), oggvorbis_init_encoder(), ogm_dshow_header(), ogm_header(), oma_read_header(), oma_write_header(), open_audio(), output_packet(), parse_adts_frame_header(), parse_ffconfig(), pcm_bluray_parse_header(), pcm_read_seek(), pmp_header(), psy_3gpp_init(), pulse_read_header(), qcp_read_header(), qdm2_decode_init(), r3d_read_reda(), read_desc_chunk(), read_header(), read_major_sync(), read_specific_config(), rl2_read_header(), rm_read_audio_stream_info(), rm_write_header(), roq_dpcm_encode_init(), roq_read_packet(), rso_read_header(), rso_write_header(), rtp_write_header(), rv10_write_header(), s302m_parse_frame_header(), search_for_quantizers_twoloop(), seq_read_header(), show_stream(), smacker_read_header(), smjpeg_read_header(), smjpeg_write_header(), sol_read_header(), sox_read_header(), sox_write_header(), spdif_read_packet(), speex_header(), str_read_packet(), stream_component_open(), stream_cycle_channel(), swf_write_header(), synchronize_audio(), thp_read_header(), tmv_read_header(), transcode(), transcode_audio(), transcode_init(), tta_decode_init(), tta_read_header(), twin_decode_frame(), twin_decode_init(), validate_options(), vid_read_header(), vid_read_packet(), video_audio_display(), vmd_read_header(), vmdaudio_decode_init(), voc_get_packet(), voc_write_packet(), vorbis_decode_init(), vorbis_header(), vqf_read_header(), wc3_read_header(), wmavoice_decode_init(), write_streamheader(), wsaud_read_header(), wsvqa_read_header(), wv_read_header(), xa_read_header(), xmv_read_header(), xwma_read_header(), and yop_read_header().
int AVCodecContext::scenechange_factor |
int AVCodecContext::scenechange_threshold |
scene change detection threshold 0 is default, larger means fewer detected scene changes.
Definition at line 2292 of file avcodec.h.
Referenced by encode_picture(), ffm_read_header(), ffm_write_header(), MPV_encode_init(), X264_init(), and XAVS_init().
int AVCodecContext::skip_bottom |
Number of macroblock rows at the bottom which are skipped.
Definition at line 2455 of file avcodec.h.
Referenced by decode_chunks(), and ff_er_frame_end().
int AVCodecContext::skip_count |
Definition at line 1556 of file avcodec.h.
Referenced by MPV_encode_picture().
enum AVDiscard AVCodecContext::skip_frame |
Definition at line 2621 of file avcodec.h.
Referenced by decode_chunks(), decode_frame(), decode_nal_units(), ff_h263_decode_frame(), ff_rv34_decode_frame(), h261_decode_frame(), stream_component_open(), svq1_decode_frame(), svq3_decode_frame(), vc1_decode_frame(), and vp8_decode_frame().
enum AVDiscard AVCodecContext::skip_idct |
Definition at line 2614 of file avcodec.h.
Referenced by MPV_decode_mb_internal(), and stream_component_open().
enum AVDiscard AVCodecContext::skip_loop_filter |
Definition at line 2607 of file avcodec.h.
Referenced by decode_slice_header(), stream_component_open(), vc1_decode_p_blocks(), vc1_decode_sequence_header(), vp56_mc(), and vp8_decode_frame().
int AVCodecContext::skip_top |
Number of macroblock rows at the top which are skipped.
Definition at line 2448 of file avcodec.h.
Referenced by ff_er_add_slice(), and ff_er_frame_end().
int AVCodecContext::slice_count |
slice count
Definition at line 1942 of file avcodec.h.
Referenced by ff_rv34_decode_frame(), get_slice_offset(), rv10_decode_frame(), and update_context_from_user().
int AVCodecContext::slice_flags |
slice flags
Definition at line 2242 of file avcodec.h.
Referenced by ff_draw_horiz_band(), and update_context_from_user().
int* AVCodecContext::slice_offset |
slice offsets in the frame in bytes
Definition at line 1948 of file avcodec.h.
Referenced by avcodec_copy_context(), frame_thread_free(), get_slice_offset(), and update_context_from_user().
int AVCodecContext::slices |
Number of slices.
Indicates number of picture subdivisions. Used for parallelized decoding.
Definition at line 3064 of file avcodec.h.
Referenced by MPV_common_init(), vp8_init(), and X264_init().
float AVCodecContext::spatial_cplx_masking |
spatial complexity masking (0-> disabled)
Definition at line 1889 of file avcodec.h.
Referenced by adaptive_quantization(), and MPV_encode_init().
char* AVCodecContext::stats_in |
pass2 encoding statistics input buffer Concatenated stuff from stats_out of pass1 should be placed here.
Definition at line 1783 of file avcodec.h.
Referenced by ff_rate_control_init(), submit_stats(), transcode(), transcode_init(), and vp8_init().
char* AVCodecContext::stats_out |
pass1 encoding statistics output buffer
Definition at line 1775 of file avcodec.h.
Referenced by common_end(), do_video_out(), encode_close(), ff_write_pass1_stats(), flush_encoders(), get_stats(), MPV_common_end(), MPV_common_init(), output_packet(), vp8_encode(), and vp8_free().
unsigned int AVCodecContext::stream_codec_tag |
fourcc from the AVI stream header (LSB first, so "ABCD" -> ('D'<<24) + ('C'<<16) + ('B'<<8) + 'A').
This is used to work around some encoder bugs.
Definition at line 2284 of file avcodec.h.
Referenced by avi_read_header(), avisynth_read_header(), and MPV_common_init().
int AVCodecContext::strict_std_compliance |
strictly follow the standard (MPEG4, ...).
Definition at line 1642 of file avcodec.h.
Referenced by assert_codec_experimental(), choose_pixel_fmt(), decode_postinit(), encode_init(), ff_fix_long_p_mvs(), ff_get_best_fcode(), ffm_read_header(), ffm_write_header(), find_frame_rate_index(), libgsm_encode_init(), mov_get_codec_tag(), mp3_header_compress(), MPV_encode_init(), parse_ffconfig(), and validate_codec_tag().
int AVCodecContext::sub_id |
Some codecs need additional format info.
It is stored here. If any muxer uses this then ALL demuxers/parsers AND encoders for the specific codec MUST set it correctly otherwise stream copy breaks. In general use of this field by muxers is not recommended.
Definition at line 1365 of file avcodec.h.
Referenced by avpriv_mpa_decode_header(), decode_frame(), mpeg1_decode_sequence(), mpeg_decode_postinit(), mpeg_decode_sequence_extension(), mpegvideo_extract_headers(), rv10_decode_init(), rv20_decode_picture_header(), update_context_from_thread(), and vcr2_init_sequence().
uint8_t* AVCodecContext::subtitle_header |
Header containing style information for text subtitles.
For SUBTITLE_ASS subtitle type, it should contain the whole ASS [Script Info] and [V4+ Styles] section, plus the [Events] line and the Format line following. It shouldn't include any Dialogue line.
Definition at line 3074 of file avcodec.h.
Referenced by ass_decode_init(), ass_encode_init(), avcodec_open2(), avformat_free_context(), ff_ass_subtitle_header(), transcode(), and transcode_init().
int AVCodecContext::subtitle_header_size |
Definition at line 3075 of file avcodec.h.
Referenced by ass_decode_init(), ass_encode_init(), ff_ass_subtitle_header(), transcode(), and transcode_init().
float AVCodecContext::temporal_cplx_masking |
temporary complexity masking (0-> disabled)
Definition at line 1882 of file avcodec.h.
Referenced by adaptive_quantization(), and MPV_encode_init().
int AVCodecContext::thread_count |
thread count is used to decide how many independent tasks should be passed to execute()
Definition at line 2392 of file avcodec.h.
Referenced by avcodec_open2(), avcodec_thread_execute(), avformat_find_stream_info(), dnxhd_encode_end(), dnxhd_encode_init(), dnxhd_load_picture(), ff_er_add_slice(), ff_h264_alloc_tables(), ff_thread_decode_frame(), ff_thread_flush(), ff_thread_free(), ffm_read_header(), ffm_write_header(), frame_thread_init(), MPV_common_init(), MPV_encode_init(), new_audio_stream(), new_video_stream(), opt_input_file(), thread_free(), thread_init(), validate_thread_parameters(), vp8_init(), worker(), X264_init(), and XAVS_init().
void* AVCodecContext::thread_opaque |
thread opaque Can be used by execute() to store some per AVCodecContext stuff.
Definition at line 2411 of file avcodec.h.
Referenced by avcodec_close(), avcodec_copy_context(), avcodec_open2(), avcodec_thread_execute(), avcodec_thread_execute2(), ff_thread_await_progress(), ff_thread_decode_frame(), ff_thread_finish_setup(), ff_thread_flush(), ff_thread_get_buffer(), ff_thread_init(), ff_thread_release_buffer(), ff_thread_report_progress(), frame_thread_free(), frame_thread_init(), free_progress(), thread_free(), thread_init(), and worker().
int AVCodecContext::thread_safe_callbacks |
Set by the client if its custom get_buffer() callback can be called from another thread, which allows faster multithreaded decoding.
draw_horiz_band() will be called from other threads regardless of this setting. Ignored if the default get_buffer() is used.
Definition at line 3126 of file avcodec.h.
Referenced by ff_thread_get_buffer(), frame_worker_thread(), and submit_packet().
int AVCodecContext::thread_type |
Which multithreading methods to use.
Use of FF_THREAD_FRAME will increase decoding delay by one frame per thread, so clients which cannot provide future frames should not use it.
Definition at line 3107 of file avcodec.h.
Referenced by validate_thread_parameters().
int AVCodecContext::ticks_per_frame |
For some codecs, the time base is closer to the field rate than the frame rate.
Most notably, H.264 and MPEG-2 specify time_base as half of frame duration if no telecine is used ...
Set to time_base ticks per frame. Default 1, e.g., H.264/MPEG-2 set it to 2.
Definition at line 2907 of file avcodec.h.
Referenced by avformat_find_stream_info(), compute_frame_duration(), compute_pkt_fields2(), decode_sequence_header_adv(), ff_h264_decode_init(), mpeg_decode_postinit(), opt_input_file(), output_packet(), transcode(), transcode_init(), transcode_video(), update_context_from_thread(), vc1_extract_headers(), and vp8_encode().
AVRational AVCodecContext::time_base |
This is the fundamental unit of time (in seconds) in terms of which frame timestamps are represented.
For fixed-fps content, timebase should be 1/framerate and timestamp increments should be identically 1.
Definition at line 1398 of file avcodec.h.
Referenced by add_av_stream(), add_codec(), add_video_stream(), avcodec_encode_audio2(), avcodec_get_context_defaults3(), avcodec_open2(), avcodec_string(), avformat_find_stream_info(), avformat_write_header(), avi_write_header(), avs_read_packet(), cmv_process_header(), compute_frame_duration(), compute_pkt_fields(), compute_pkt_fields2(), compute_status(), dc1394_read_common(), decode_frame(), decode_seq_header(), decode_sequence_header_adv(), decode_slice_header(), decode_vol_header(), decode_vop_header(), dirac_header(), do_audio_out(), do_video_out(), do_video_stats(), dump_stream_format(), dv_extract_video_info(), ea_read_header(), encode_audio_frame(), encode_ext_header(), encode_frame(), encode_init(), estimate_best_b_count(), fbdev_read_header(), ff_dirac_schro_get_video_format_idx(), ff_flv_encode_picture_header(), ff_h261_encode_picture_header(), ff_h263_decode_picture_header(), ff_h263_encode_picture_header(), ff_h263_show_pict_info(), ff_h264_decode_init(), ff_parse_specific_params(), ff_rate_control_init(), ff_rate_estimate_qscale(), ff_set_mpeg4_time(), ff_vbv_update(), ff_vdpau_mpeg4_decode_picture(), ff_xvid_rate_control_init(), ff_xvid_rate_estimate_qscale(), ffm_read_header(), ffm_write_header(), find_frame_rate_index(), flush_encoders(), flv_write_header(), gif_write_video(), grab_read_header(), h261_decode_picture_header(), init_pass2(), libdirac_decode_frame(), libdirac_encode_init(), libschroedinger_encode_init(), libschroedinger_handle_first_access_unit(), mkv_write_tracks(), modify_qscale(), mov_get_dv_codec_tag(), mov_write_header(), mov_write_uuidprof_tag(), mpeg4_encode_gop_header(), mpeg4_encode_picture_header(), mpeg4_encode_vol_header(), mpeg_decode_postinit(), mpegts_write_header(), mpegvideo_extract_headers(), mpegvideo_parse(), MPV_encode_init(), MPV_encode_picture(), mxf_write_header(), ogg_write_header(), oggvorbis_encode_frame(), ogm_dshow_header(), ogm_header(), opt_input_file(), opt_target(), output_packet(), output_picture2(), parse_ffconfig(), parse_forced_key_frames(), parse_source_parameters(), r3d_read_rdvo(), r3d_read_red1(), r3d_read_redv(), r3d_seek(), rm_write_header(), rtp_write_header(), set_frame_distances(), show_stream(), swf_read_packet(), swf_write_header(), tb_unreliable(), tgq_decode_init(), tgv_decode_init(), theora_header(), tqi_decode_init(), transcode(), transcode_init(), transcode_video(), txd_read_header(), update_context_from_thread(), v4l2_read_header(), v4l2_set_parameters(), vaapi_mpeg4_start_frame(), vfw_read_header(), video_encode_example(), vp8_init(), write_audio_frame(), write_trailer(), write_video_frame(), x11grab_read_header(), X264_init(), and XAVS_init().
int64_t AVCodecContext::timecode_frame_start |
GOP timecode frame start number, in non drop frame format.
Definition at line 2826 of file avcodec.h.
Referenced by mpeg1_encode_sequence_header().
int AVCodecContext::trellis |
trellis RD quantization
Definition at line 2690 of file avcodec.h.
Referenced by adpcm_compress_trellis(), adpcm_encode_frame(), adpcm_encode_init(), encode_block(), encode_end(), encode_init(), g722_encode_frame(), g722_encode_init(), MPV_encode_init(), X264_init(), and XAVS_init().
uint64_t AVCodecContext::vbv_delay |
VBV delay coded in the last frame (in periods of a 27 MHz clock).
Used for compliant TS muxing.
Definition at line 3134 of file avcodec.h.
Referenced by MPV_encode_picture().
int AVCodecContext::width |
picture width / height.
Definition at line 1408 of file avcodec.h.
Referenced by a64multi_encode_frame(), aasc_decode_frame(), add_av_stream(), add_codec(), add_input_streams(), add_video_stream(), alloc_buffer(), alloc_picture(), apply_param_change(), asf_read_stream_properties(), asf_write_header1(), aura_decode_frame(), aura_decode_init(), av_mpeg4_decode_header(), avcodec_decode_video2(), avcodec_default_reget_buffer(), avcodec_encode_video(), avcodec_open2(), avcodec_set_dimensions(), avcodec_string(), avformat_write_header(), avi_read_header(), avi_write_header(), avisynth_read_header(), avpriv_dv_codec_profile(), avs_read_packet(), bethsoftvid_decode_frame(), bfi_decode_frame(), bfi_decode_init(), bfi_read_header(), bink_decode_plane(), binkb_decode_plane(), bmp_decode_frame(), bmp_encode_frame(), bmv_read_header(), cdg_decode_init(), cin_read_header(), cinepak_decode(), cinepak_decode_init(), cinvideo_decode_frame(), cinvideo_decode_init(), cmv_decode_inter(), cmv_decode_intra(), cmv_process_header(), codec_get_buffer(), codec_reinit(), common_init(), compute_status(), cyuv_decode_init(), dc1394_read_common(), decode_13(), decode_frame(), decode_frame_byterun1(), decode_frame_header(), decode_frame_ilbm(), decode_i2_frame(), decode_i_frame(), decode_init(), decode_p_frame(), decode_picture_header(), decode_seq_header(), decode_sequence_header_adv(), decode_slice_header(), decode_stream_header(), dfa_decode_frame(), dfa_decode_init(), dfa_read_header(), dnxhd_decode_frame(), dnxhd_encode_init(), dnxhd_write_header(), do_video_out(), do_video_resample(), do_video_stats(), draw_char(), dump_stream_format(), dv_extract_video_info(), dv_write_pack(), dvvideo_init_encoder(), dxa_read_header(), ea_read_header(), encode_frame(), encode_init(), encode_picture_ls(), encode_rgb48_10bit(), erase_screen(), escape124_decode_frame(), escape124_decode_init(), estimate_best_b_count(), execute_code(), fbdev_read_header(), ff_ccitt_unpack(), ff_create_schro_frame(), ff_dirac_schro_get_video_format_idx(), ff_dnxhd_find_cid(), ff_mov_read_stsd_entries(), ff_mpeg_update_thread_context(), ff_pnm_decode_header(), ff_print_debug_info(), ff_raw_read_header(), ff_rm_read_mdpr_codecdata(), ff_rv34_decode_init(), ff_sauce_read(), ff_snow_alloc_blocks(), ff_snow_common_init_after_header(), ff_snow_frame_start(), ff_thread_decode_frame(), ffm_read_header(), ffm_write_header(), fill_picture_parameters(), film_read_header(), find_stream_in_feed(), flashsv_decode_frame(), flashsv_encode_init(), flic_decode_frame_15_16BPP(), flic_decode_frame_8BPP(), flic_read_header(), fourxm_read_header(), gif_encode_init(), gif_image_write_header(), gif_image_write_image(), gif_write_header(), gif_write_video(), grab_read_header(), halfpel_interpol(), has_codec_parameters(), hscroll(), idcin_decode_vlcs(), idcin_read_header(), iff_read_header(), init_bundles(), init_image(), init_slice_contexts(), ipmovie_read_header(), ipvideo_decode_frame(), ipvideo_decode_opcodes(), ir2_decode_frame(), ivf_write_header(), lag_decode_frame(), libdirac_decode_frame(), libdirac_encode_frame(), libdirac_encode_init(), libopenjpeg_decode_frame(), libschroedinger_decode_frame(), libschroedinger_encode_init(), libschroedinger_frame_from_data(), libschroedinger_handle_first_access_unit(), matroska_read_header(), mca(), mimic_decode_frame(), mkv_write_tracks(), mm_decode_intra(), mov_get_dv_codec_tag(), mov_read_trak(), mov_write_avid_tag(), mov_write_header(), mov_write_tapt_tag(), mov_write_tkhd_tag(), mov_write_uuidprof_tag(), mov_write_video_tag(), movie_init(), mp_decode_frame(), mp_decode_frame_helper(), mp_decode_init(), mp_decode_line(), mp_read_changes_map(), mpegvideo_extract_headers(), MPV_encode_init(), msrle_decode_frame(), msrle_decode_pal4(), msvideo1_decode_16bit(), msvideo1_decode_8bit(), mtv_read_header(), mxf_parse_mpeg2_frame(), mxf_parse_structural_metadata(), mxf_write_cdci_common(), new_video_stream(), nsv_parse_NSVs_header(), nut_read_header(), nuv_header(), ogm_dshow_header(), ogm_header(), open_video(), opt_input_file(), opt_output_file(), output_packet(), pam_encode_frame(), parse_ffconfig(), parse_h264_sdp_line(), parse_picture_segment(), parse_presentation_segment(), pcx_decode_frame(), pcx_encode_frame(), pmp_header(), pnm_decode_frame(), pnm_encode_frame(), pnm_parse(), pre_process_video_frame(), print_report(), ptx_decode_frame(), qtrle_encode_frame(), qtrle_encode_init(), qtrle_encode_line(), queue_picture(), r3d_read_red1(), raw_decode(), raw_encode(), raw_init_decoder(), rawvideo_read_packet(), read_header(), read_packet(), read_seek(), rl2_decode_init(), rl2_read_header(), rl2_rle_decode(), roq_decode_frame(), roq_decode_init(), roq_encode_init(), roq_read_packet(), rpl_read_header(), rpza_decode_stream(), rv10_write_header(), seq_read_header(), show_stream(), siff_parse_vbv1(), smacker_read_header(), smc_decode_stream(), smjpeg_write_header(), sp5x_decode_frame(), str_read_packet(), sunrast_decode_frame(), svq1_decode_init(), svq1_encode_end(), svq1_encode_init(), svq3_decode_init(), swf_write_header(), swf_write_video(), targa_encode_frame(), tgq_decode_frame(), tgv_decode_frame(), tgv_decode_inter(), theora_header(), thp_read_header(), tm2_decode_blocks(), tm2_motion_block(), tmv_decode_frame(), tmv_read_header(), to_meta_with_crop(), tqi_decode_frame(), transcode(), transcode_init(), transcode_video(), truemotion1_decode_16bit(), truemotion1_decode_24bit(), truemotion1_decode_header(), truemotion1_decode_init(), txd_decode_frame(), ulti_decode_init(), update_context_from_thread(), update_dimensions(), v410_decode_frame(), v410_decode_init(), v410_encode_frame(), v410_encode_init(), v4l2_read_header(), vb_decode_framedata(), vble_decode_frame(), vble_decode_init(), vc1_decode_entry_point(), vc1_decode_frame(), vc1_decode_init(), vc1_decode_sequence_header(), vc1t_read_header(), vc1test_write_header(), vfw_read_header(), vid_read_header(), vid_read_packet(), video_decode_example(), video_encode_example(), video_get_buffer(), video_open(), video_thread(), vmd_decode(), vp3_decode_init(), vp6_parse_header(), vp8_decode(), vp8_init(), wc3_read_header(), write_streamheader(), write_trailer(), write_video_frame(), wsvqa_read_header(), x11grab_read_header(), X264_init(), xan_decode_chroma(), xan_decode_frame_type0(), xan_decode_frame_type1(), xan_decode_init(), xan_wc3_copy_pixel_run(), xan_wc3_decode_frame(), xan_wc3_output_pixel_run(), XAVS_init(), xiph_parse_fmtp_pair(), xmv_read_header(), yop_decode_frame(), yop_decode_init(), yop_read_header(), yuv4_read_header(), yuv4_read_packet(), and zmbv_me().
int AVCodecContext::workaround_bugs |
Work around bugs in encoders which sometimes cannot be detected automatically.
Definition at line 1597 of file avcodec.h.
Referenced by ff_h263_decode_init(), ff_h264_decode_init(), ff_mpeg4_set_direct_mv(), and stream_component_open().
int AVCodecContext::xvmc_acceleration |
XVideo Motion Acceleration.
Definition at line 2252 of file avcodec.h.
Referenced by dsputil_init_mmx(), ff_er_frame_end(), ff_xvmc_decode_mb(), is_intra_more_likely(), mpeg_decode_mb(), mpeg_decode_slice(), mpeg_field_start(), mpeg_get_pixelformat(), MPV_decode_mb_internal(), MPV_frame_end(), MPV_frame_start(), and slice_end().