FFmpeg
Data Structures | Macros | Enumerations | Functions
avcodec.h File Reference

external API header More...

#include <errno.h>
#include "libavutil/samplefmt.h"
#include "libavutil/avutil.h"
#include "libavutil/cpu.h"
#include "libavutil/channel_layout.h"
#include "libavutil/dict.h"
#include "libavutil/log.h"
#include "libavutil/pixfmt.h"
#include "libavutil/rational.h"
#include "libavcodec/version.h"
#include "old_codec_ids.h"

Go to the source code of this file.

Data Structures

struct   AVCodecDescriptor
  This struct describes the properties of a single codec described by an AVCodecID. More...
 
struct   RcOverride
 
struct   AVPanScan
  Pan Scan area. More...
 
struct   AVPacket
  This structure stores compressed data. More...
 
struct   AVFrame
  This structure describes decoded (raw) audio or video data. More...
 
struct   AVCodecContext
  main external API structure. More...
 
struct   AVProfile
  AVProfile. More...
 
struct   AVCodec
  AVCodec. More...
 
struct   AVHWAccel
  AVHWAccel. More...
 
struct   AVPicture
  four components are given, that's all. More...
 
struct   AVSubtitleRect
 
struct   AVSubtitle
 
struct   AVCodecParserContext
 
struct   AVCodecParser
 
struct   AVBitStreamFilterContext
 
struct   AVBitStreamFilter
 

Macros

#define  AV_CODEC_PROP_INTRA_ONLY   (1 << 0)
  Codec uses only intra compression.
 
#define  AV_CODEC_PROP_LOSSY   (1 << 1)
  Codec supports lossy compression.
 
#define  AV_CODEC_PROP_LOSSLESS   (1 << 2)
  Codec supports lossless compression.
 
#define  FF_INPUT_BUFFER_PADDING_SIZE   16
  Required number of additionally allocated bytes at the end of the input bitstream for decoding.
 
#define  FF_MIN_BUFFER_SIZE   16384
  minimum encoding buffer size Used to avoid some checks during header writing.
 
#define  AVCOL_SPC_YCGCO   AVCOL_SPC_YCOCG
 
#define  FF_MAX_B_FRAMES   16
 
#define  CODEC_FLAG_QSCALE   0x0002
  Use fixed qscale.
 
#define  CODEC_FLAG_4MV   0x0004
  4 MV per MB allowed / advanced prediction for H.263.
 
#define  CODEC_FLAG_QPEL   0x0010
  Use qpel MC.
 
#define  CODEC_FLAG_GMC   0x0020
  Use GMC.
 
#define  CODEC_FLAG_MV0   0x0040
  Always try a MB with MV=<0,0>.
 
#define  CODEC_FLAG_INPUT_PRESERVED   0x0100
  The parent program guarantees that the input for B-frames containing streams is not written to for at least s->max_b_frames+1 frames, if this is not set the input will be copied.
 
#define  CODEC_FLAG_PASS1   0x0200
  Use internal 2pass ratecontrol in first pass mode.
 
#define  CODEC_FLAG_PASS2   0x0400
  Use internal 2pass ratecontrol in second pass mode.
 
#define  CODEC_FLAG_GRAY   0x2000
  Only decode/encode grayscale.
 
#define  CODEC_FLAG_EMU_EDGE   0x4000
  Don't draw edges.
 
#define  CODEC_FLAG_PSNR   0x8000
  error[?] variables will be set during encoding.
 
#define  CODEC_FLAG_TRUNCATED
 
#define  CODEC_FLAG_NORMALIZE_AQP   0x00020000
  Normalize adaptive quantization.
 
#define  CODEC_FLAG_INTERLACED_DCT   0x00040000
  Use interlaced DCT.
 
#define  CODEC_FLAG_LOW_DELAY   0x00080000
  Force low delay.
 
#define  CODEC_FLAG_GLOBAL_HEADER   0x00400000
  Place global headers in extradata instead of every keyframe.
 
#define  CODEC_FLAG_BITEXACT   0x00800000
  Use only bitexact stuff (except (I)DCT).
 
#define  CODEC_FLAG_AC_PRED   0x01000000
  H.263 advanced intra coding / MPEG-4 AC prediction.
 
#define  CODEC_FLAG_LOOP_FILTER   0x00000800
  loop filter
 
#define  CODEC_FLAG_INTERLACED_ME   0x20000000
  interlaced motion estimation
 
#define  CODEC_FLAG_CLOSED_GOP   0x80000000
 
#define  CODEC_FLAG2_FAST   0x00000001
  Allow non spec compliant speedup tricks.
 
#define  CODEC_FLAG2_NO_OUTPUT   0x00000004
  Skip bitstream encoding.
 
#define  CODEC_FLAG2_LOCAL_HEADER   0x00000008
  Place global headers at every keyframe instead of in extradata.
 
#define  CODEC_FLAG2_DROP_FRAME_TIMECODE   0x00002000
  timecode is in drop frame format. DEPRECATED!!!!
 
#define  CODEC_FLAG2_CHUNKS   0x00008000
  Input bitstream might be truncated at a packet boundaries instead of only at frame boundaries.
 
#define  CODEC_FLAG2_SHOW_ALL   0x00400000
  Show all frames before the first keyframe.
 
#define  CODEC_CAP_DRAW_HORIZ_BAND   0x0001
  Decoder can use draw_horiz_band callback.
 
#define  CODEC_CAP_DR1   0x0002
  Codec uses get_buffer() for allocating buffers and supports custom allocators.
 
#define  CODEC_CAP_TRUNCATED   0x0008
 
#define  CODEC_CAP_HWACCEL   0x0010
 
#define  CODEC_CAP_DELAY   0x0020
  Encoder or decoder requires flushing with NULL input at the end in order to give the complete and correct output.
 
#define  CODEC_CAP_SMALL_LAST_FRAME   0x0040
  Codec can be fed a final frame with a smaller size.
 
#define  CODEC_CAP_HWACCEL_VDPAU   0x0080
  Codec can export data for HW decoding (VDPAU).
 
#define  CODEC_CAP_SUBFRAMES   0x0100
  Codec can output multiple frames per AVPacket Normally demuxers return one frame at a time, demuxers which do not do are connected to a parser to split what they return into proper frames.
 
#define  CODEC_CAP_EXPERIMENTAL   0x0200
  Codec is experimental and is thus avoided in favor of non experimental encoders.
 
#define  CODEC_CAP_CHANNEL_CONF   0x0400
  Codec should fill in channel configuration and samplerate instead of container.
 
#define  CODEC_CAP_NEG_LINESIZES   0x0800
  Codec is able to deal with negative linesizes.
 
#define  CODEC_CAP_FRAME_THREADS   0x1000
  Codec supports frame-level multithreading.
 
#define  CODEC_CAP_SLICE_THREADS   0x2000
  Codec supports slice-based (or partition-based) multithreading.
 
#define  CODEC_CAP_PARAM_CHANGE   0x4000
  Codec supports changed parameters at any point.
 
#define  CODEC_CAP_AUTO_THREADS   0x8000
  Codec supports avctx->thread_count == 0 (auto).
 
#define  CODEC_CAP_VARIABLE_FRAME_SIZE   0x10000
  Audio encoder supports receiving a different number of samples in each call.
 
#define  CODEC_CAP_INTRA_ONLY   0x40000000
  Codec is intra only.
 
#define  CODEC_CAP_LOSSLESS   0x80000000
  Codec is lossless.
 
#define  MB_TYPE_INTRA4x4   0x0001
 
#define  MB_TYPE_INTRA16x16   0x0002
 
#define  MB_TYPE_INTRA_PCM   0x0004
 
#define  MB_TYPE_16x16   0x0008
 
#define  MB_TYPE_16x8   0x0010
 
#define  MB_TYPE_8x16   0x0020
 
#define  MB_TYPE_8x8   0x0040
 
#define  MB_TYPE_INTERLACED   0x0080
 
#define  MB_TYPE_DIRECT2   0x0100
 
#define  MB_TYPE_ACPRED   0x0200
 
#define  MB_TYPE_GMC   0x0400
 
#define  MB_TYPE_SKIP   0x0800
 
#define  MB_TYPE_P0L0   0x1000
 
#define  MB_TYPE_P1L0   0x2000
 
#define  MB_TYPE_P0L1   0x4000
 
#define  MB_TYPE_P1L1   0x8000
 
#define  MB_TYPE_L0   (MB_TYPE_P0L0 | MB_TYPE_P1L0)
 
#define  MB_TYPE_L1   (MB_TYPE_P0L1 | MB_TYPE_P1L1)
 
#define  MB_TYPE_L0L1   (MB_TYPE_L0 | MB_TYPE_L1)
 
#define  MB_TYPE_QUANT   0x00010000
 
#define  MB_TYPE_CBP   0x00020000
 
#define  FF_QSCALE_TYPE_MPEG1   0
 
#define  FF_QSCALE_TYPE_MPEG2   1
 
#define  FF_QSCALE_TYPE_H264   2
 
#define  FF_QSCALE_TYPE_VP56   3
 
#define  FF_BUFFER_TYPE_INTERNAL   1
 
#define  FF_BUFFER_TYPE_USER   2
  direct rendering buffers (image is (de)allocated by user)
 
#define  FF_BUFFER_TYPE_SHARED   4
  Buffer from somewhere else; don't deallocate image (data/base), all other tables are not shared.
 
#define  FF_BUFFER_TYPE_COPY   8
  Just a (modified) copy of some other buffer, don't deallocate anything.
 
#define  FF_BUFFER_HINTS_VALID   0x01
 
#define  FF_BUFFER_HINTS_READABLE   0x02
 
#define  FF_BUFFER_HINTS_PRESERVE   0x04
 
#define  FF_BUFFER_HINTS_REUSABLE   0x08
 
#define  AV_PKT_FLAG_KEY   0x0001
  The packet contains a keyframe.
 
#define  AV_PKT_FLAG_CORRUPT   0x0002
  The packet content is corrupted.
 
#define  AV_NUM_DATA_POINTERS   8
 
#define  FF_DECODE_ERROR_INVALID_BITSTREAM   1
 
#define  FF_DECODE_ERROR_MISSING_REFERENCE   2
 
#define  FF_COMPRESSION_DEFAULT   -1
 
#define  FF_ASPECT_EXTENDED   15
 
#define  FF_RC_STRATEGY_XVID   1
 
#define  FF_PRED_LEFT   0
 
#define  FF_PRED_PLANE   1
 
#define  FF_PRED_MEDIAN   2
 
#define  FF_CMP_SAD   0
 
#define  FF_CMP_SSE   1
 
#define  FF_CMP_SATD   2
 
#define  FF_CMP_DCT   3
 
#define  FF_CMP_PSNR   4
 
#define  FF_CMP_BIT   5
 
#define  FF_CMP_RD   6
 
#define  FF_CMP_ZERO   7
 
#define  FF_CMP_VSAD   8
 
#define  FF_CMP_VSSE   9
 
#define  FF_CMP_NSSE   10
 
#define  FF_CMP_W53   11
 
#define  FF_CMP_W97   12
 
#define  FF_CMP_DCTMAX   13
 
#define  FF_CMP_DCT264   14
 
#define  FF_CMP_CHROMA   256
 
#define  FF_DTG_AFD_SAME   8
 
#define  FF_DTG_AFD_4_3   9
 
#define  FF_DTG_AFD_16_9   10
 
#define  FF_DTG_AFD_14_9   11
 
#define  FF_DTG_AFD_4_3_SP_14_9   13
 
#define  FF_DTG_AFD_16_9_SP_14_9   14
 
#define  FF_DTG_AFD_SP_4_3   15
 
#define  FF_DEFAULT_QUANT_BIAS   999999
 
#define  SLICE_FLAG_CODED_ORDER   0x0001
  draw_horiz_band() is called in coded order instead of display
 
#define  SLICE_FLAG_ALLOW_FIELD   0x0002
  allow draw_horiz_band() with field slices (MPEG2 field pics)
 
#define  SLICE_FLAG_ALLOW_PLANE   0x0004
  allow draw_horiz_band() with 1 component at a time (SVQ1)
 
#define  FF_MB_DECISION_SIMPLE   0
  uses mb_cmp
 
#define  FF_MB_DECISION_BITS   1
  chooses the one which needs the fewest bits
 
#define  FF_MB_DECISION_RD   2
  rate distortion
 
#define  FF_CODER_TYPE_VLC   0
 
#define  FF_CODER_TYPE_AC   1
 
#define  FF_CODER_TYPE_RAW   2
 
#define  FF_CODER_TYPE_RLE   3
 
#define  FF_CODER_TYPE_DEFLATE   4
 
#define  FF_BUG_AUTODETECT   1
  autodetection
 
#define  FF_BUG_OLD_MSMPEG4   2
 
#define  FF_BUG_XVID_ILACE   4
 
#define  FF_BUG_UMP4   8
 
#define  FF_BUG_NO_PADDING   16
 
#define  FF_BUG_AMV   32
 
#define  FF_BUG_AC_VLC   0
  Will be removed, libavcodec can now handle these non-compliant files by default.
 
#define  FF_BUG_QPEL_CHROMA   64
 
#define  FF_BUG_STD_QPEL   128
 
#define  FF_BUG_QPEL_CHROMA2   256
 
#define  FF_BUG_DIRECT_BLOCKSIZE   512
 
#define  FF_BUG_EDGE   1024
 
#define  FF_BUG_HPEL_CHROMA   2048
 
#define  FF_BUG_DC_CLIP   4096
 
#define  FF_BUG_MS   8192
  Work around various bugs in Microsoft's broken decoders.
 
#define  FF_BUG_TRUNCATED   16384
 
#define  FF_COMPLIANCE_VERY_STRICT   2
  Strictly conform to an older more strict version of the spec or reference software.
 
#define  FF_COMPLIANCE_STRICT   1
  Strictly conform to all the things in the spec no matter what consequences.
 
#define  FF_COMPLIANCE_NORMAL   0
 
#define  FF_COMPLIANCE_UNOFFICIAL   -1
  Allow unofficial extensions.
 
#define  FF_COMPLIANCE_EXPERIMENTAL   -2
  Allow nonstandardized experimental things.
 
#define  FF_EC_GUESS_MVS   1
 
#define  FF_EC_DEBLOCK   2
 
#define  FF_DEBUG_PICT_INFO   1
 
#define  FF_DEBUG_RC   2
 
#define  FF_DEBUG_BITSTREAM   4
 
#define  FF_DEBUG_MB_TYPE   8
 
#define  FF_DEBUG_QP   16
 
#define  FF_DEBUG_MV   32
 
#define  FF_DEBUG_DCT_COEFF   0x00000040
 
#define  FF_DEBUG_SKIP   0x00000080
 
#define  FF_DEBUG_STARTCODE   0x00000100
 
#define  FF_DEBUG_PTS   0x00000200
 
#define  FF_DEBUG_ER   0x00000400
 
#define  FF_DEBUG_MMCO   0x00000800
 
#define  FF_DEBUG_BUGS   0x00001000
 
#define  FF_DEBUG_VIS_QP   0x00002000
 
#define  FF_DEBUG_VIS_MB_TYPE   0x00004000
 
#define  FF_DEBUG_BUFFERS   0x00008000
 
#define  FF_DEBUG_THREADS   0x00010000
 
#define  FF_DEBUG_VIS_MV_P_FOR   0x00000001
 
#define  FF_DEBUG_VIS_MV_B_FOR   0x00000002
 
#define  FF_DEBUG_VIS_MV_B_BACK   0x00000004
 
#define  AV_EF_CRCCHECK   (1<<0)
 
#define  AV_EF_BITSTREAM   (1<<1)
 
#define  AV_EF_BUFFER   (1<<2)
 
#define  AV_EF_EXPLODE   (1<<3)
 
#define  AV_EF_CAREFUL   (1<<16)
 
#define  AV_EF_COMPLIANT   (1<<17)
 
#define  AV_EF_AGGRESSIVE   (1<<18)
 
#define  FF_DCT_AUTO   0
 
#define  FF_DCT_FASTINT   1
 
#define  FF_DCT_INT   2
 
#define  FF_DCT_MMX   3
 
#define  FF_DCT_ALTIVEC   5
 
#define  FF_DCT_FAAN   6
 
#define  FF_IDCT_AUTO   0
 
#define  FF_IDCT_INT   1
 
#define  FF_IDCT_SIMPLE   2
 
#define  FF_IDCT_SIMPLEMMX   3
 
#define  FF_IDCT_LIBMPEG2MMX   4
 
#define  FF_IDCT_ARM   7
 
#define  FF_IDCT_ALTIVEC   8
 
#define  FF_IDCT_SH4   9
 
#define  FF_IDCT_SIMPLEARM   10
 
#define  FF_IDCT_H264   11
 
#define  FF_IDCT_VP3   12
 
#define  FF_IDCT_IPP   13
 
#define  FF_IDCT_XVIDMMX   14
 
#define  FF_IDCT_CAVS   15
 
#define  FF_IDCT_SIMPLEARMV5TE   16
 
#define  FF_IDCT_SIMPLEARMV6   17
 
#define  FF_IDCT_SIMPLEVIS   18
 
#define  FF_IDCT_WMV2   19
 
#define  FF_IDCT_FAAN   20
 
#define  FF_IDCT_EA   21
 
#define  FF_IDCT_SIMPLENEON   22
 
#define  FF_IDCT_SIMPLEALPHA   23
 
#define  FF_IDCT_BINK   24
 
#define  FF_THREAD_FRAME   1
  Decode more than one frame at once.
 
#define  FF_THREAD_SLICE   2
  Decode more than one part of a single frame at once.
 
#define  FF_PROFILE_UNKNOWN   -99
 
#define  FF_PROFILE_RESERVED   -100
 
#define  FF_PROFILE_AAC_MAIN   0
 
#define  FF_PROFILE_AAC_LOW   1
 
#define  FF_PROFILE_AAC_SSR   2
 
#define  FF_PROFILE_AAC_LTP   3
 
#define  FF_PROFILE_AAC_HE   4
 
#define  FF_PROFILE_AAC_HE_V2   28
 
#define  FF_PROFILE_AAC_LD   22
 
#define  FF_PROFILE_AAC_ELD   38
 
#define  FF_PROFILE_DTS   20
 
#define  FF_PROFILE_DTS_ES   30
 
#define  FF_PROFILE_DTS_96_24   40
 
#define  FF_PROFILE_DTS_HD_HRA   50
 
#define  FF_PROFILE_DTS_HD_MA   60
 
#define  FF_PROFILE_MPEG2_422   0
 
#define  FF_PROFILE_MPEG2_HIGH   1
 
#define  FF_PROFILE_MPEG2_SS   2
 
#define  FF_PROFILE_MPEG2_SNR_SCALABLE   3
 
#define  FF_PROFILE_MPEG2_MAIN   4
 
#define  FF_PROFILE_MPEG2_SIMPLE   5
 
#define  FF_PROFILE_H264_CONSTRAINED   (1<<9)
 
#define  FF_PROFILE_H264_INTRA   (1<<11)
 
#define  FF_PROFILE_H264_BASELINE   66
 
#define  FF_PROFILE_H264_CONSTRAINED_BASELINE   (66|FF_PROFILE_H264_CONSTRAINED)
 
#define  FF_PROFILE_H264_MAIN   77
 
#define  FF_PROFILE_H264_EXTENDED   88
 
#define  FF_PROFILE_H264_HIGH   100
 
#define  FF_PROFILE_H264_HIGH_10   110
 
#define  FF_PROFILE_H264_HIGH_10_INTRA   (110|FF_PROFILE_H264_INTRA)
 
#define  FF_PROFILE_H264_HIGH_422   122
 
#define  FF_PROFILE_H264_HIGH_422_INTRA   (122|FF_PROFILE_H264_INTRA)
 
#define  FF_PROFILE_H264_HIGH_444   144
 
#define  FF_PROFILE_H264_HIGH_444_PREDICTIVE   244
 
#define  FF_PROFILE_H264_HIGH_444_INTRA   (244|FF_PROFILE_H264_INTRA)
 
#define  FF_PROFILE_H264_CAVLC_444   44
 
#define  FF_PROFILE_VC1_SIMPLE   0
 
#define  FF_PROFILE_VC1_MAIN   1
 
#define  FF_PROFILE_VC1_COMPLEX   2
 
#define  FF_PROFILE_VC1_ADVANCED   3
 
#define  FF_PROFILE_MPEG4_SIMPLE   0
 
#define  FF_PROFILE_MPEG4_SIMPLE_SCALABLE   1
 
#define  FF_PROFILE_MPEG4_CORE   2
 
#define  FF_PROFILE_MPEG4_MAIN   3
 
#define  FF_PROFILE_MPEG4_N_BIT   4
 
#define  FF_PROFILE_MPEG4_SCALABLE_TEXTURE   5
 
#define  FF_PROFILE_MPEG4_SIMPLE_FACE_ANIMATION   6
 
#define  FF_PROFILE_MPEG4_BASIC_ANIMATED_TEXTURE   7
 
#define  FF_PROFILE_MPEG4_HYBRID   8
 
#define  FF_PROFILE_MPEG4_ADVANCED_REAL_TIME   9
 
#define  FF_PROFILE_MPEG4_CORE_SCALABLE   10
 
#define  FF_PROFILE_MPEG4_ADVANCED_CODING   11
 
#define  FF_PROFILE_MPEG4_ADVANCED_CORE   12
 
#define  FF_PROFILE_MPEG4_ADVANCED_SCALABLE_TEXTURE   13
 
#define  FF_PROFILE_MPEG4_SIMPLE_STUDIO   14
 
#define  FF_PROFILE_MPEG4_ADVANCED_SIMPLE   15
 
#define  FF_LEVEL_UNKNOWN   -99
 
#define  AV_SUBTITLE_FLAG_FORCED   0x00000001
 
#define  AV_PARSER_PTS_NB   4
 
#define  PARSER_FLAG_COMPLETE_FRAMES   0x0001
 
#define  PARSER_FLAG_ONCE   0x0002
 
#define  PARSER_FLAG_FETCHED_OFFSET   0x0004
  Set if the parser has a valid file offset.
 
#define  PARSER_FLAG_USE_CODEC_TS   0x1000
 
#define  FF_LOSS_RESOLUTION   0x0001
  loss due to resolution change
 
#define  FF_LOSS_DEPTH   0x0002
  loss due to color depth change
 
#define  FF_LOSS_COLORSPACE   0x0004
  loss due to color space conversion
 
#define  FF_LOSS_ALPHA   0x0008
  loss of alpha bits
 
#define  FF_LOSS_COLORQUANT   0x0010
  loss due to color quantization
 
#define  FF_LOSS_CHROMA   0x0020
  loss of chroma (e.g.
 

Enumerations

enum   AVCodecID {
  AV_CODEC_ID_NONE, AV_CODEC_ID_MPEG1VIDEO, AV_CODEC_ID_MPEG2VIDEO, AV_CODEC_ID_MPEG2VIDEO_XVMC,
  AV_CODEC_ID_H261, AV_CODEC_ID_H263, AV_CODEC_ID_RV10, AV_CODEC_ID_RV20,
  AV_CODEC_ID_MJPEG, AV_CODEC_ID_MJPEGB, AV_CODEC_ID_LJPEG, AV_CODEC_ID_SP5X,
  AV_CODEC_ID_JPEGLS, AV_CODEC_ID_MPEG4, AV_CODEC_ID_RAWVIDEO, AV_CODEC_ID_MSMPEG4V1,
  AV_CODEC_ID_MSMPEG4V2, AV_CODEC_ID_MSMPEG4V3, AV_CODEC_ID_WMV1, AV_CODEC_ID_WMV2,
  AV_CODEC_ID_H263P, AV_CODEC_ID_H263I, AV_CODEC_ID_FLV1, AV_CODEC_ID_SVQ1,
  AV_CODEC_ID_SVQ3, AV_CODEC_ID_DVVIDEO, AV_CODEC_ID_HUFFYUV, AV_CODEC_ID_CYUV,
  AV_CODEC_ID_H264, AV_CODEC_ID_INDEO3, AV_CODEC_ID_VP3, AV_CODEC_ID_THEORA,
  AV_CODEC_ID_ASV1, AV_CODEC_ID_ASV2, AV_CODEC_ID_FFV1, AV_CODEC_ID_4XM,
  AV_CODEC_ID_VCR1, AV_CODEC_ID_CLJR, AV_CODEC_ID_MDEC, AV_CODEC_ID_ROQ,
  AV_CODEC_ID_INTERPLAY_VIDEO, AV_CODEC_ID_XAN_WC3, AV_CODEC_ID_XAN_WC4, AV_CODEC_ID_RPZA,
  AV_CODEC_ID_CINEPAK, AV_CODEC_ID_WS_VQA, AV_CODEC_ID_MSRLE, AV_CODEC_ID_MSVIDEO1,
  AV_CODEC_ID_IDCIN, AV_CODEC_ID_8BPS, AV_CODEC_ID_SMC, AV_CODEC_ID_FLIC,
  AV_CODEC_ID_TRUEMOTION1, AV_CODEC_ID_VMDVIDEO, AV_CODEC_ID_MSZH, AV_CODEC_ID_ZLIB,
  AV_CODEC_ID_QTRLE, AV_CODEC_ID_SNOW, AV_CODEC_ID_TSCC, AV_CODEC_ID_ULTI,
  AV_CODEC_ID_QDRAW, AV_CODEC_ID_VIXL, AV_CODEC_ID_QPEG, AV_CODEC_ID_PNG,
  AV_CODEC_ID_PPM, AV_CODEC_ID_PBM, AV_CODEC_ID_PGM, AV_CODEC_ID_PGMYUV,
  AV_CODEC_ID_PAM, AV_CODEC_ID_FFVHUFF, AV_CODEC_ID_RV30, AV_CODEC_ID_RV40,
  AV_CODEC_ID_VC1, AV_CODEC_ID_WMV3, AV_CODEC_ID_LOCO, AV_CODEC_ID_WNV1,
  AV_CODEC_ID_AASC, AV_CODEC_ID_INDEO2, AV_CODEC_ID_FRAPS, AV_CODEC_ID_TRUEMOTION2,
  AV_CODEC_ID_BMP, AV_CODEC_ID_CSCD, AV_CODEC_ID_MMVIDEO, AV_CODEC_ID_ZMBV,
  AV_CODEC_ID_AVS, AV_CODEC_ID_SMACKVIDEO, AV_CODEC_ID_NUV, AV_CODEC_ID_KMVC,
  AV_CODEC_ID_FLASHSV, AV_CODEC_ID_CAVS, AV_CODEC_ID_JPEG2000, AV_CODEC_ID_VMNC,
  AV_CODEC_ID_VP5, AV_CODEC_ID_VP6, AV_CODEC_ID_VP6F, AV_CODEC_ID_TARGA,
  AV_CODEC_ID_DSICINVIDEO, AV_CODEC_ID_TIERTEXSEQVIDEO, AV_CODEC_ID_TIFF, AV_CODEC_ID_GIF,
  AV_CODEC_ID_DXA, AV_CODEC_ID_DNXHD, AV_CODEC_ID_THP, AV_CODEC_ID_SGI,
  AV_CODEC_ID_C93, AV_CODEC_ID_BETHSOFTVID, AV_CODEC_ID_PTX, AV_CODEC_ID_TXD,
  AV_CODEC_ID_VP6A, AV_CODEC_ID_AMV, AV_CODEC_ID_VB, AV_CODEC_ID_PCX,
  AV_CODEC_ID_SUNRAST, AV_CODEC_ID_INDEO4, AV_CODEC_ID_INDEO5, AV_CODEC_ID_MIMIC,
  AV_CODEC_ID_RL2, AV_CODEC_ID_ESCAPE124, AV_CODEC_ID_DIRAC, AV_CODEC_ID_BFI,
  AV_CODEC_ID_CMV, AV_CODEC_ID_MOTIONPIXELS, AV_CODEC_ID_TGV, AV_CODEC_ID_TGQ,
  AV_CODEC_ID_TQI, AV_CODEC_ID_AURA, AV_CODEC_ID_AURA2, AV_CODEC_ID_V210X,
  AV_CODEC_ID_TMV, AV_CODEC_ID_V210, AV_CODEC_ID_DPX, AV_CODEC_ID_MAD,
  AV_CODEC_ID_FRWU, AV_CODEC_ID_FLASHSV2, AV_CODEC_ID_CDGRAPHICS, AV_CODEC_ID_R210,
  AV_CODEC_ID_ANM, AV_CODEC_ID_BINKVIDEO, AV_CODEC_ID_IFF_ILBM, AV_CODEC_ID_IFF_BYTERUN1,
  AV_CODEC_ID_KGV1, AV_CODEC_ID_YOP, AV_CODEC_ID_VP8, AV_CODEC_ID_PICTOR,
  AV_CODEC_ID_ANSI, AV_CODEC_ID_A64_MULTI, AV_CODEC_ID_A64_MULTI5, AV_CODEC_ID_R10K,
  AV_CODEC_ID_MXPEG, AV_CODEC_ID_LAGARITH, AV_CODEC_ID_PRORES, AV_CODEC_ID_JV,
  AV_CODEC_ID_DFA, AV_CODEC_ID_WMV3IMAGE, AV_CODEC_ID_VC1IMAGE, AV_CODEC_ID_UTVIDEO,
  AV_CODEC_ID_BMV_VIDEO, AV_CODEC_ID_VBLE, AV_CODEC_ID_DXTORY, AV_CODEC_ID_V410,
  AV_CODEC_ID_XWD, AV_CODEC_ID_CDXL, AV_CODEC_ID_XBM, AV_CODEC_ID_ZEROCODEC,
  AV_CODEC_ID_MSS1, AV_CODEC_ID_MSA1, AV_CODEC_ID_TSCC2, AV_CODEC_ID_MTS2,
  AV_CODEC_ID_CLLC, AV_CODEC_ID_MSS2, AV_CODEC_ID_BRENDER_PIX = MKBETAG('B','P','I','X'), AV_CODEC_ID_Y41P = MKBETAG('Y','4','1','P'),
  AV_CODEC_ID_ESCAPE130 = MKBETAG('E','1','3','0'), AV_CODEC_ID_EXR = MKBETAG('0','E','X','R'), AV_CODEC_ID_AVRP = MKBETAG('A','V','R','P'), AV_CODEC_ID_012V = MKBETAG('0','1','2','V'),
  AV_CODEC_ID_G2M = MKBETAG( 0 ,'G','2','M'), AV_CODEC_ID_AVUI = MKBETAG('A','V','U','I'), AV_CODEC_ID_AYUV = MKBETAG('A','Y','U','V'), AV_CODEC_ID_TARGA_Y216 = MKBETAG('T','2','1','6'),
  AV_CODEC_ID_V308 = MKBETAG('V','3','0','8'), AV_CODEC_ID_V408 = MKBETAG('V','4','0','8'), AV_CODEC_ID_YUV4 = MKBETAG('Y','U','V','4'), AV_CODEC_ID_SANM = MKBETAG('S','A','N','M'),
  AV_CODEC_ID_PAF_VIDEO = MKBETAG('P','A','F','V'), AV_CODEC_ID_AVRN = MKBETAG('A','V','R','n'), AV_CODEC_ID_CPIA = MKBETAG('C','P','I','A'), AV_CODEC_ID_XFACE = MKBETAG('X','F','A','C'),
  AV_CODEC_ID_SGIRLE = MKBETAG('S','G','I','R'), AV_CODEC_ID_MVC1 = MKBETAG('M','V','C','1'), AV_CODEC_ID_MVC2 = MKBETAG('M','V','C','2'), AV_CODEC_ID_FIRST_AUDIO = 0x10000,
  AV_CODEC_ID_PCM_S16LE = 0x10000, AV_CODEC_ID_PCM_S16BE, AV_CODEC_ID_PCM_U16LE, AV_CODEC_ID_PCM_U16BE,
  AV_CODEC_ID_PCM_S8, AV_CODEC_ID_PCM_U8, AV_CODEC_ID_PCM_MULAW, AV_CODEC_ID_PCM_ALAW,
  AV_CODEC_ID_PCM_S32LE, AV_CODEC_ID_PCM_S32BE, AV_CODEC_ID_PCM_U32LE, AV_CODEC_ID_PCM_U32BE,
  AV_CODEC_ID_PCM_S24LE, AV_CODEC_ID_PCM_S24BE, AV_CODEC_ID_PCM_U24LE, AV_CODEC_ID_PCM_U24BE,
  AV_CODEC_ID_PCM_S24DAUD, AV_CODEC_ID_PCM_ZORK, AV_CODEC_ID_PCM_S16LE_PLANAR, AV_CODEC_ID_PCM_DVD,
  AV_CODEC_ID_PCM_F32BE, AV_CODEC_ID_PCM_F32LE, AV_CODEC_ID_PCM_F64BE, AV_CODEC_ID_PCM_F64LE,
  AV_CODEC_ID_PCM_BLURAY, AV_CODEC_ID_PCM_LXF, AV_CODEC_ID_S302M, AV_CODEC_ID_PCM_S8_PLANAR,
  AV_CODEC_ID_PCM_S24LE_PLANAR = MKBETAG(24,'P','S','P'), AV_CODEC_ID_PCM_S32LE_PLANAR = MKBETAG(32,'P','S','P'), AV_CODEC_ID_PCM_S16BE_PLANAR = MKBETAG('P','S','P',16), AV_CODEC_ID_ADPCM_IMA_QT = 0x11000,
  AV_CODEC_ID_ADPCM_IMA_WAV, AV_CODEC_ID_ADPCM_IMA_DK3, AV_CODEC_ID_ADPCM_IMA_DK4, AV_CODEC_ID_ADPCM_IMA_WS,
  AV_CODEC_ID_ADPCM_IMA_SMJPEG, AV_CODEC_ID_ADPCM_MS, AV_CODEC_ID_ADPCM_4XM, AV_CODEC_ID_ADPCM_XA,
  AV_CODEC_ID_ADPCM_ADX, AV_CODEC_ID_ADPCM_EA, AV_CODEC_ID_ADPCM_G726, AV_CODEC_ID_ADPCM_CT,
  AV_CODEC_ID_ADPCM_SWF, AV_CODEC_ID_ADPCM_YAMAHA, AV_CODEC_ID_ADPCM_SBPRO_4, AV_CODEC_ID_ADPCM_SBPRO_3,
  AV_CODEC_ID_ADPCM_SBPRO_2, AV_CODEC_ID_ADPCM_THP, AV_CODEC_ID_ADPCM_IMA_AMV, AV_CODEC_ID_ADPCM_EA_R1,
  AV_CODEC_ID_ADPCM_EA_R3, AV_CODEC_ID_ADPCM_EA_R2, AV_CODEC_ID_ADPCM_IMA_EA_SEAD, AV_CODEC_ID_ADPCM_IMA_EA_EACS,
  AV_CODEC_ID_ADPCM_EA_XAS, AV_CODEC_ID_ADPCM_EA_MAXIS_XA, AV_CODEC_ID_ADPCM_IMA_ISS, AV_CODEC_ID_ADPCM_G722,
  AV_CODEC_ID_ADPCM_IMA_APC, AV_CODEC_ID_VIMA = MKBETAG('V','I','M','A'), AV_CODEC_ID_ADPCM_AFC = MKBETAG('A','F','C',' '), AV_CODEC_ID_ADPCM_IMA_OKI = MKBETAG('O','K','I',' '),
  AV_CODEC_ID_AMR_NB = 0x12000, AV_CODEC_ID_AMR_WB, AV_CODEC_ID_RA_144 = 0x13000, AV_CODEC_ID_RA_288,
  AV_CODEC_ID_ROQ_DPCM = 0x14000, AV_CODEC_ID_INTERPLAY_DPCM, AV_CODEC_ID_XAN_DPCM, AV_CODEC_ID_SOL_DPCM,
  AV_CODEC_ID_MP2 = 0x15000, AV_CODEC_ID_MP3, AV_CODEC_ID_AAC, AV_CODEC_ID_AC3,
  AV_CODEC_ID_DTS, AV_CODEC_ID_VORBIS, AV_CODEC_ID_DVAUDIO, AV_CODEC_ID_WMAV1,
  AV_CODEC_ID_WMAV2, AV_CODEC_ID_MACE3, AV_CODEC_ID_MACE6, AV_CODEC_ID_VMDAUDIO,
  AV_CODEC_ID_FLAC, AV_CODEC_ID_MP3ADU, AV_CODEC_ID_MP3ON4, AV_CODEC_ID_SHORTEN,
  AV_CODEC_ID_ALAC, AV_CODEC_ID_WESTWOOD_SND1, AV_CODEC_ID_GSM, AV_CODEC_ID_QDM2,
  AV_CODEC_ID_COOK, AV_CODEC_ID_TRUESPEECH, AV_CODEC_ID_TTA, AV_CODEC_ID_SMACKAUDIO,
  AV_CODEC_ID_QCELP, AV_CODEC_ID_WAVPACK, AV_CODEC_ID_DSICINAUDIO, AV_CODEC_ID_IMC,
  AV_CODEC_ID_MUSEPACK7, AV_CODEC_ID_MLP, AV_CODEC_ID_GSM_MS, AV_CODEC_ID_ATRAC3,
  AV_CODEC_ID_VOXWARE, AV_CODEC_ID_APE, AV_CODEC_ID_NELLYMOSER, AV_CODEC_ID_MUSEPACK8,
  AV_CODEC_ID_SPEEX, AV_CODEC_ID_WMAVOICE, AV_CODEC_ID_WMAPRO, AV_CODEC_ID_WMALOSSLESS,
  AV_CODEC_ID_ATRAC3P, AV_CODEC_ID_EAC3, AV_CODEC_ID_SIPR, AV_CODEC_ID_MP1,
  AV_CODEC_ID_TWINVQ, AV_CODEC_ID_TRUEHD, AV_CODEC_ID_MP4ALS, AV_CODEC_ID_ATRAC1,
  AV_CODEC_ID_BINKAUDIO_RDFT, AV_CODEC_ID_BINKAUDIO_DCT, AV_CODEC_ID_AAC_LATM, AV_CODEC_ID_QDMC,
  AV_CODEC_ID_CELT, AV_CODEC_ID_G723_1, AV_CODEC_ID_G729, AV_CODEC_ID_8SVX_EXP,
  AV_CODEC_ID_8SVX_FIB, AV_CODEC_ID_BMV_AUDIO, AV_CODEC_ID_RALF, AV_CODEC_ID_IAC,
  AV_CODEC_ID_ILBC, AV_CODEC_ID_OPUS_DEPRECATED, AV_CODEC_ID_COMFORT_NOISE, AV_CODEC_ID_TAK_DEPRECATED,
  AV_CODEC_ID_FFWAVESYNTH = MKBETAG('F','F','W','S'), AV_CODEC_ID_8SVX_RAW = MKBETAG('8','S','V','X'), AV_CODEC_ID_SONIC = MKBETAG('S','O','N','C'), AV_CODEC_ID_SONIC_LS = MKBETAG('S','O','N','L'),
  AV_CODEC_ID_PAF_AUDIO = MKBETAG('P','A','F','A'), AV_CODEC_ID_OPUS = MKBETAG('O','P','U','S'), AV_CODEC_ID_TAK = MKBETAG('t','B','a','K'), AV_CODEC_ID_FIRST_SUBTITLE = 0x17000,
  AV_CODEC_ID_DVD_SUBTITLE = 0x17000, AV_CODEC_ID_DVB_SUBTITLE, AV_CODEC_ID_TEXT, AV_CODEC_ID_XSUB,
  AV_CODEC_ID_SSA, AV_CODEC_ID_MOV_TEXT, AV_CODEC_ID_HDMV_PGS_SUBTITLE, AV_CODEC_ID_DVB_TELETEXT,
  AV_CODEC_ID_SRT, AV_CODEC_ID_MICRODVD = MKBETAG('m','D','V','D'), AV_CODEC_ID_EIA_608 = MKBETAG('c','6','0','8'), AV_CODEC_ID_JACOSUB = MKBETAG('J','S','U','B'),
  AV_CODEC_ID_SAMI = MKBETAG('S','A','M','I'), AV_CODEC_ID_REALTEXT = MKBETAG('R','T','X','T'), AV_CODEC_ID_SUBVIEWER1 = MKBETAG('S','b','V','1'), AV_CODEC_ID_SUBVIEWER = MKBETAG('S','u','b','V'),
  AV_CODEC_ID_SUBRIP = MKBETAG('S','R','i','p'), AV_CODEC_ID_WEBVTT = MKBETAG('W','V','T','T'), AV_CODEC_ID_MPL2 = MKBETAG('M','P','L','2'), AV_CODEC_ID_VPLAYER = MKBETAG('V','P','l','r'),
  AV_CODEC_ID_PJS = MKBETAG('P','h','J','S'), AV_CODEC_ID_FIRST_UNKNOWN = 0x18000, AV_CODEC_ID_TTF = 0x18000, AV_CODEC_ID_BINTEXT = MKBETAG('B','T','X','T'),
  AV_CODEC_ID_XBIN = MKBETAG('X','B','I','N'), AV_CODEC_ID_IDF = MKBETAG( 0 ,'I','D','F'), AV_CODEC_ID_OTF = MKBETAG( 0 ,'O','T','F'), AV_CODEC_ID_SMPTE_KLV = MKBETAG('K','L','V','A'),
  AV_CODEC_ID_PROBE = 0x19000, AV_CODEC_ID_MPEG2TS = 0x20000, AV_CODEC_ID_MPEG4SYSTEMS = 0x20001, AV_CODEC_ID_FFMETADATA = 0x21000
}
  Identify the syntax and semantics of the bitstream. More...
 
enum   Motion_Est_ID {
  ME_ZERO = 1, ME_FULL, ME_LOG, ME_PHODS,
  ME_EPZS, ME_X1, ME_HEX, ME_UMH,
  ME_ITER, ME_TESA
}
  motion estimation type. More...
 
enum   AVDiscard {
  AVDISCARD_NONE =-16, AVDISCARD_DEFAULT = 0, AVDISCARD_NONREF = 8, AVDISCARD_BIDIR = 16,
  AVDISCARD_NONKEY = 32, AVDISCARD_ALL = 48
}
 
enum   AVColorPrimaries {
  AVCOL_PRI_BT709 = 1, AVCOL_PRI_UNSPECIFIED = 2, AVCOL_PRI_BT470M = 4, AVCOL_PRI_BT470BG = 5,
  AVCOL_PRI_SMPTE170M = 6, AVCOL_PRI_SMPTE240M = 7, AVCOL_PRI_FILM = 8, AVCOL_PRI_NB
}
 
enum   AVColorTransferCharacteristic {
  AVCOL_TRC_BT709 = 1, AVCOL_TRC_UNSPECIFIED = 2, AVCOL_TRC_GAMMA22 = 4, AVCOL_TRC_GAMMA28 = 5,
  AVCOL_TRC_SMPTE240M = 7, AVCOL_TRC_NB
}
 
enum   AVColorSpace {
  AVCOL_SPC_RGB = 0, AVCOL_SPC_BT709 = 1, AVCOL_SPC_UNSPECIFIED = 2, AVCOL_SPC_FCC = 4,
  AVCOL_SPC_BT470BG = 5, AVCOL_SPC_SMPTE170M = 6, AVCOL_SPC_SMPTE240M = 7, AVCOL_SPC_YCOCG = 8,
  AVCOL_SPC_NB
}
 
enum   AVColorRange { AVCOL_RANGE_UNSPECIFIED = 0, AVCOL_RANGE_MPEG = 1, AVCOL_RANGE_JPEG = 2, AVCOL_RANGE_NB }
 
enum   AVChromaLocation {
  AVCHROMA_LOC_UNSPECIFIED = 0, AVCHROMA_LOC_LEFT = 1, AVCHROMA_LOC_CENTER = 2, AVCHROMA_LOC_TOPLEFT = 3,
  AVCHROMA_LOC_TOP = 4, AVCHROMA_LOC_BOTTOMLEFT = 5, AVCHROMA_LOC_BOTTOM = 6, AVCHROMA_LOC_NB
}
  X X 3 4 X X are luma samples, 1 2 1-6 are possible chroma positions X X 5 6 X 0 is undefined/unknown position. More...
 
enum   AVAudioServiceType {
  AV_AUDIO_SERVICE_TYPE_MAIN = 0, AV_AUDIO_SERVICE_TYPE_EFFECTS = 1, AV_AUDIO_SERVICE_TYPE_VISUALLY_IMPAIRED = 2, AV_AUDIO_SERVICE_TYPE_HEARING_IMPAIRED = 3,
  AV_AUDIO_SERVICE_TYPE_DIALOGUE = 4, AV_AUDIO_SERVICE_TYPE_COMMENTARY = 5, AV_AUDIO_SERVICE_TYPE_EMERGENCY = 6, AV_AUDIO_SERVICE_TYPE_VOICE_OVER = 7,
  AV_AUDIO_SERVICE_TYPE_KARAOKE = 8, AV_AUDIO_SERVICE_TYPE_NB
}
 
enum   AVPacketSideDataType {
  AV_PKT_DATA_PALETTE, AV_PKT_DATA_NEW_EXTRADATA, AV_PKT_DATA_PARAM_CHANGE, AV_PKT_DATA_H263_MB_INFO,
  AV_PKT_DATA_SKIP_SAMPLES =70, AV_PKT_DATA_JP_DUALMONO, AV_PKT_DATA_STRINGS_METADATA, AV_PKT_DATA_SUBTITLE_POSITION
}
 
enum   AVSideDataParamChangeFlags { AV_SIDE_DATA_PARAM_CHANGE_CHANNEL_COUNT = 0x0001, AV_SIDE_DATA_PARAM_CHANGE_CHANNEL_LAYOUT = 0x0002, AV_SIDE_DATA_PARAM_CHANGE_SAMPLE_RATE = 0x0004, AV_SIDE_DATA_PARAM_CHANGE_DIMENSIONS = 0x0008 }
 
enum   AVFieldOrder {
  AV_FIELD_UNKNOWN, AV_FIELD_PROGRESSIVE, AV_FIELD_TT, AV_FIELD_BB,
  AV_FIELD_TB, AV_FIELD_BT
}
 
enum   AVSubtitleType { SUBTITLE_NONE, SUBTITLE_BITMAP, SUBTITLE_TEXT, SUBTITLE_ASS }
 
enum   AVLockOp { AV_LOCK_CREATE, AV_LOCK_OBTAIN, AV_LOCK_RELEASE, AV_LOCK_DESTROY }
  Lock operation used by lockmgr. More...
 

Functions

int64_t  av_frame_get_best_effort_timestamp (const AVFrame *frame)
  Accessors for some AVFrame fields.
 
void  av_frame_set_best_effort_timestamp (AVFrame *frame, int64_t val)
 
int64_t  av_frame_get_pkt_duration (const AVFrame *frame)
 
void  av_frame_set_pkt_duration (AVFrame *frame, int64_t val)
 
int64_t  av_frame_get_pkt_pos (const AVFrame *frame)
 
void  av_frame_set_pkt_pos (AVFrame *frame, int64_t val)
 
int64_t  av_frame_get_channel_layout (const AVFrame *frame)
 
void  av_frame_set_channel_layout (AVFrame *frame, int64_t val)
 
int  av_frame_get_channels (const AVFrame *frame)
 
void  av_frame_set_channels (AVFrame *frame, int val)
 
int  av_frame_get_sample_rate (const AVFrame *frame)
 
void  av_frame_set_sample_rate (AVFrame *frame, int val)
 
AVDictionary *  av_frame_get_metadata (const AVFrame *frame)
 
void  av_frame_set_metadata (AVFrame *frame, AVDictionary *val)
 
int  av_frame_get_decode_error_flags (const AVFrame *frame)
 
void  av_frame_set_decode_error_flags (AVFrame *frame, int val)
 
int  av_frame_get_pkt_size (const AVFrame *frame)
 
void  av_frame_set_pkt_size (AVFrame *frame, int val)
 
AVRational  av_codec_get_pkt_timebase (const AVCodecContext *avctx)
 
void  av_codec_set_pkt_timebase (AVCodecContext *avctx, AVRational val)
 
const AVCodecDescriptor *  av_codec_get_codec_descriptor (const AVCodecContext *avctx)
 
void  av_codec_set_codec_descriptor (AVCodecContext *avctx, const AVCodecDescriptor *desc)
 
AVCodec *  av_codec_next (const AVCodec *c)
  If c is NULL, returns the first registered codec, if c is non-NULL, returns the next registered codec after c, or NULL if c is the last one.
 
unsigned  avcodec_version (void)
  Return the LIBAVCODEC_VERSION_INT constant.
 
const char *  avcodec_configuration (void)
  Return the libavcodec build-time configuration.
 
const char *  avcodec_license (void)
  Return the libavcodec license.
 
void  avcodec_register (AVCodec *codec)
  Register the codec codec and initialize libavcodec.
 
void  avcodec_register_all (void)
  Register all the codecs, parsers and bitstream filters which were enabled at configuration time.
 
AVCodecContext *  avcodec_alloc_context3 (const AVCodec *codec)
  Allocate an AVCodecContext and set its fields to default values.
 
int  avcodec_get_context_defaults3 (AVCodecContext *s, const AVCodec *codec)
  Set the fields of the given AVCodecContext to default values corresponding to the given codec (defaults may be codec-dependent).
 
const AVClass *  avcodec_get_class (void)
  Get the AVClass for AVCodecContext.
 
const AVClass *  avcodec_get_frame_class (void)
  Get the AVClass for AVFrame.
 
const AVClass *  avcodec_get_subtitle_rect_class (void)
  Get the AVClass for AVSubtitleRect.
 
int  avcodec_copy_context (AVCodecContext *dest, const AVCodecContext *src)
  Copy the settings of the source AVCodecContext into the destination AVCodecContext.
 
AVFrame *  avcodec_alloc_frame (void)
  Allocate an AVFrame and set its fields to default values.
 
void  avcodec_get_frame_defaults (AVFrame *frame)
  Set the fields of the given AVFrame to default values.
 
void  avcodec_free_frame (AVFrame **frame)
  Free the frame and any dynamically allocated objects in it, e.g.
 
int  avcodec_open2 (AVCodecContext *avctx, const AVCodec *codec, AVDictionary **options)
  Initialize the AVCodecContext to use the given AVCodec.
 
int  avcodec_close (AVCodecContext *avctx)
  Close a given AVCodecContext and free all the data associated with it (but not the AVCodecContext itself).
 
void  avsubtitle_free (AVSubtitle *sub)
  Free all allocated data in the given subtitle struct.
 
void  av_destruct_packet (AVPacket *pkt)
  Default packet destructor.
 
void  av_init_packet (AVPacket *pkt)
  Initialize optional fields of a packet with default values.
 
int  av_new_packet (AVPacket *pkt, int size)
  Allocate the payload of a packet and initialize its fields with default values.
 
void  av_shrink_packet (AVPacket *pkt, int size)
  Reduce packet size, correctly zeroing padding.
 
int  av_grow_packet (AVPacket *pkt, int grow_by)
  Increase packet size, correctly zeroing padding.
 
int  av_dup_packet (AVPacket *pkt)
 
int  av_copy_packet (AVPacket *dst, AVPacket *src)
  Copy packet, including contents.
 
void  av_free_packet (AVPacket *pkt)
  Free a packet.
 
uint8_t *  av_packet_new_side_data (AVPacket *pkt, enum AVPacketSideDataType type, int size)
  Allocate new information of a packet.
 
int  av_packet_shrink_side_data (AVPacket *pkt, enum AVPacketSideDataType type, int size)
  Shrink the already allocated side data buffer.
 
uint8_t *  av_packet_get_side_data (AVPacket *pkt, enum AVPacketSideDataType type, int *size)
  Get side information from packet.
 
int  av_packet_merge_side_data (AVPacket *pkt)
 
int  av_packet_split_side_data (AVPacket *pkt)
 
AVCodec *  avcodec_find_decoder (enum AVCodecID id)
  Find a registered decoder with a matching codec ID.
 
AVCodec *  avcodec_find_decoder_by_name (const char *name)
  Find a registered decoder with the specified name.
 
int  avcodec_default_get_buffer (AVCodecContext *s, AVFrame *pic)
 
void  avcodec_default_release_buffer (AVCodecContext *s, AVFrame *pic)
 
int  avcodec_default_reget_buffer (AVCodecContext *s, AVFrame *pic)
 
unsigned  avcodec_get_edge_width (void)
  Return the amount of padding in pixels which the get_buffer callback must provide around the edge of the image for codecs which do not have the CODEC_FLAG_EMU_EDGE flag.
 
void  avcodec_align_dimensions (AVCodecContext *s, int *width, int *height)
  Modify width and height values so that they will result in a memory buffer that is acceptable for the codec if you do not use any horizontal padding.
 
void  avcodec_align_dimensions2 (AVCodecContext *s, int *width, int *height, int linesize_align[AV_NUM_DATA_POINTERS])
  Modify width and height values so that they will result in a memory buffer that is acceptable for the codec if you also ensure that all line sizes are a multiple of the respective linesize_align[i].
 
int  avcodec_decode_audio4 (AVCodecContext *avctx, AVFrame *frame, int *got_frame_ptr, const AVPacket *avpkt)
  Decode the audio frame of size avpkt->size from avpkt->data into frame.
 
int  avcodec_decode_video2 (AVCodecContext *avctx, AVFrame *picture, int *got_picture_ptr, const AVPacket *avpkt)
  Decode the video frame of size avpkt->size from avpkt->data into picture.
 
int  avcodec_decode_subtitle2 (AVCodecContext *avctx, AVSubtitle *sub, int *got_sub_ptr, AVPacket *avpkt)
  Decode a subtitle message.
 
AVCodecParser *  av_parser_next (AVCodecParser *c)
 
void  av_register_codec_parser (AVCodecParser *parser)
 
AVCodecParserContext *  av_parser_init (int codec_id)
 
int  av_parser_parse2 (AVCodecParserContext *s, AVCodecContext *avctx, uint8_t **poutbuf, int *poutbuf_size, const uint8_t *buf, int buf_size, int64_t pts, int64_t dts, int64_t pos)
  Parse a packet.
 
int  av_parser_change (AVCodecParserContext *s, AVCodecContext *avctx, uint8_t **poutbuf, int *poutbuf_size, const uint8_t *buf, int buf_size, int keyframe)
 
void  av_parser_close (AVCodecParserContext *s)
 
AVCodec *  avcodec_find_encoder (enum AVCodecID id)
  Find a registered encoder with a matching codec ID.
 
AVCodec *  avcodec_find_encoder_by_name (const char *name)
  Find a registered encoder with the specified name.
 
int  avcodec_encode_audio2 (AVCodecContext *avctx, AVPacket *avpkt, const AVFrame *frame, int *got_packet_ptr)
  Encode a frame of audio.
 
int  avcodec_encode_video2 (AVCodecContext *avctx, AVPacket *avpkt, const AVFrame *frame, int *got_packet_ptr)
  Encode a frame of video.
 
int  avcodec_encode_subtitle (AVCodecContext *avctx, uint8_t *buf, int buf_size, const AVSubtitle *sub)
 
int  avpicture_alloc (AVPicture *picture, enum AVPixelFormat pix_fmt, int width, int height)
  Allocate memory for a picture.
 
void  avpicture_free (AVPicture *picture)
  Free a picture previously allocated by avpicture_alloc().
 
int  avpicture_fill (AVPicture *picture, const uint8_t *ptr, enum AVPixelFormat pix_fmt, int width, int height)
  Fill in the AVPicture fields, always assume a linesize alignment of 1.
 
int  avpicture_layout (const AVPicture *src, enum AVPixelFormat pix_fmt, int width, int height, unsigned char *dest, int dest_size)
  Copy pixel data from an AVPicture into a buffer, always assume a linesize alignment of 1.
 
int  avpicture_get_size (enum AVPixelFormat pix_fmt, int width, int height)
  Calculate the size in bytes that a picture of the given width and height would occupy if stored in the given picture format.
 
int  avpicture_deinterlace (AVPicture *dst, const AVPicture *src, enum AVPixelFormat pix_fmt, int width, int height)
  deinterlace - if not supported return -1
 
void  av_picture_copy (AVPicture *dst, const AVPicture *src, enum AVPixelFormat pix_fmt, int width, int height)
  Copy image src to dst.
 
int  av_picture_crop (AVPicture *dst, const AVPicture *src, enum AVPixelFormat pix_fmt, int top_band, int left_band)
  Crop image top and left side.
 
int  av_picture_pad (AVPicture *dst, const AVPicture *src, int height, int width, enum AVPixelFormat pix_fmt, int padtop, int padbottom, int padleft, int padright, int *color)
  Pad image.
 
void  avcodec_get_chroma_sub_sample (enum AVPixelFormat pix_fmt, int *h_shift, int *v_shift)
  Utility function to access log2_chroma_w log2_chroma_h from the pixel format AVPixFmtDescriptor.
 
unsigned int  avcodec_pix_fmt_to_codec_tag (enum AVPixelFormat pix_fmt)
  Return a value representing the fourCC code associated to the pixel format pix_fmt, or 0 if no associated fourCC code can be found.
 
int  avcodec_get_pix_fmt_loss (enum AVPixelFormat dst_pix_fmt, enum AVPixelFormat src_pix_fmt, int has_alpha)
  Compute what kind of losses will occur when converting from one specific pixel format to another.
 
enum AVPixelFormat  avcodec_find_best_pix_fmt_of_list (enum AVPixelFormat *pix_fmt_list, enum AVPixelFormat src_pix_fmt, int has_alpha, int *loss_ptr)
  Find the best pixel format to convert to given a certain source pixel format.
 
enum AVPixelFormat  avcodec_find_best_pix_fmt_of_2 (enum AVPixelFormat dst_pix_fmt1, enum AVPixelFormat dst_pix_fmt2, enum AVPixelFormat src_pix_fmt, int has_alpha, int *loss_ptr)
  Find the best pixel format to convert to given a certain source pixel format and a selection of two destination pixel formats.
 
attribute_deprecated enum
AVPixelFormat  avcodec_find_best_pix_fmt2 (enum AVPixelFormat dst_pix_fmt1, enum AVPixelFormat dst_pix_fmt2, enum AVPixelFormat src_pix_fmt, int has_alpha, int *loss_ptr)
 
enum AVPixelFormat  avcodec_default_get_format (struct AVCodecContext *s, const enum AVPixelFormat *fmt)
 
void  avcodec_set_dimensions (AVCodecContext *s, int width, int height)
 
size_t  av_get_codec_tag_string (char *buf, size_t buf_size, unsigned int codec_tag)
  Put a string representing the codec tag codec_tag in buf.
 
void  avcodec_string (char *buf, int buf_size, AVCodecContext *enc, int encode)
 
const char *  av_get_profile_name (const AVCodec *codec, int profile)
  Return a name for the specified profile, if available.
 
int  avcodec_default_execute (AVCodecContext *c, int(*func)(AVCodecContext *c2, void *arg2), void *arg, int *ret, int count, int size)
 
int  avcodec_default_execute2 (AVCodecContext *c, int(*func)(AVCodecContext *c2, void *arg2, int, int), void *arg, int *ret, int count)
 
int  avcodec_fill_audio_frame (AVFrame *frame, int nb_channels, enum AVSampleFormat sample_fmt, const uint8_t *buf, int buf_size, int align)
  Fill AVFrame audio data and linesize pointers.
 
void  avcodec_flush_buffers (AVCodecContext *avctx)
  Flush buffers, should be called when seeking or when switching to a different stream.
 
void  avcodec_default_free_buffers (AVCodecContext *s)
 
int  av_get_bits_per_sample (enum AVCodecID codec_id)
  Return codec bits per sample.
 
enum AVCodecID  av_get_pcm_codec (enum AVSampleFormat fmt, int be)
  Return the PCM codec associated with a sample format.
 
int  av_get_exact_bits_per_sample (enum AVCodecID codec_id)
  Return codec bits per sample.
 
int  av_get_audio_frame_duration (AVCodecContext *avctx, int frame_bytes)
  Return audio frame duration.
 
void  av_register_bitstream_filter (AVBitStreamFilter *bsf)
 
AVBitStreamFilterContext *  av_bitstream_filter_init (const char *name)
 
int  av_bitstream_filter_filter (AVBitStreamFilterContext *bsfc, AVCodecContext *avctx, const char *args, uint8_t **poutbuf, int *poutbuf_size, const uint8_t *buf, int buf_size, int keyframe)
 
void  av_bitstream_filter_close (AVBitStreamFilterContext *bsf)
 
AVBitStreamFilter *  av_bitstream_filter_next (AVBitStreamFilter *f)
 
void *  av_fast_realloc (void *ptr, unsigned int *size, size_t min_size)
  Reallocate the given block if it is not large enough, otherwise do nothing.
 
void  av_fast_malloc (void *ptr, unsigned int *size, size_t min_size)
  Allocate a buffer, reusing the given one if large enough.
 
void  av_fast_padded_malloc (void *ptr, unsigned int *size, size_t min_size)
  Same behaviour av_fast_malloc but the buffer has additional FF_INPUT_BUFFER_PADDING_SIZE at the end which will will always be 0.
 
void  av_fast_padded_mallocz (void *ptr, unsigned int *size, size_t min_size)
  Same behaviour av_fast_padded_malloc except that buffer will always be 0-initialized after call.
 
unsigned int  av_xiphlacing (unsigned char *s, unsigned int v)
  Encode extradata length to a buffer.
 
void  av_log_missing_feature (void *avc, const char *feature, int want_sample)
  Log a generic warning message about a missing feature.
 
void  av_log_ask_for_sample (void *avc, const char *msg,...) av_printf_format(2
  Log a generic warning message asking for a sample.
 
void void  av_register_hwaccel (AVHWAccel *hwaccel)
  Register the hardware accelerator hwaccel.
 
AVHWAccel *  av_hwaccel_next (AVHWAccel *hwaccel)
  If hwaccel is NULL, returns the first registered hardware accelerator, if hwaccel is non-NULL, returns the next registered hardware accelerator after hwaccel, or NULL if hwaccel is the last one.
 
int  av_lockmgr_register (int(*cb)(void **mutex, enum AVLockOp op))
  Register a user provided lock manager supporting the operations specified by AVLockOp.
 
enum AVMediaType  avcodec_get_type (enum AVCodecID codec_id)
  Get the type of the given codec.
 
const char *  avcodec_get_name (enum AVCodecID id)
  Get the name of a codec.
 
int  avcodec_is_open (AVCodecContext *s)
 
int  av_codec_is_encoder (const AVCodec *codec)
 
int  av_codec_is_decoder (const AVCodec *codec)
 
const AVCodecDescriptor *  avcodec_descriptor_get (enum AVCodecID id)
 
const AVCodecDescriptor *  avcodec_descriptor_next (const AVCodecDescriptor *prev)
  Iterate over all codec descriptors known to libavcodec.
 
const AVCodecDescriptor *  avcodec_descriptor_get_by_name (const char *name)
 

Detailed Description

external API header

Definition in file avcodec.h.

Macro Definition Documentation

#define AV_NUM_DATA_POINTERS   8

Definition at line 1099 of file avcodec.h.

Referenced by avcodec_align_dimensions(), avcodec_default_reget_buffer(), avcodec_default_release_buffer(), avcodec_encode_audio2(), avcodec_fill_audio_frame(), decode_frame(), draw_slice(), ff_draw_horiz_band(), video_get_buffer(), and vp3_draw_horiz_band().

#define FF_DECODE_ERROR_INVALID_BITSTREAM   1

Definition at line 1476 of file avcodec.h.

Referenced by ac3_decode_frame(), and cpia_decode_frame().

#define FF_DECODE_ERROR_MISSING_REFERENCE   2

Definition at line 1477 of file avcodec.h.

#define FF_COMPRESSION_DEFAULT   -1

Definition at line 1631 of file avcodec.h.

Referenced by alac_encode_init(), encode_frame(), encode_init(), and mp3lame_encode_init().

#define FF_ASPECT_EXTENDED   15

Definition at line 1726 of file avcodec.h.

Referenced by decode_vol_header(), ff_h263_aspect_to_info(), ff_h263_decode_picture_header(), ff_h263_encode_picture_header(), and mpeg4_encode_vol_header().

#define FF_RC_STRATEGY_XVID   1

Definition at line 1810 of file avcodec.h.

Referenced by ff_rate_control_init(), ff_rate_control_uninit(), and ff_rate_estimate_qscale().

#define FF_PRED_LEFT   0

Definition at line 1915 of file avcodec.h.

#define FF_PRED_PLANE   1

Definition at line 1916 of file avcodec.h.

Referenced by utvideo_encode_init().

#define FF_PRED_MEDIAN   2

Definition at line 1917 of file avcodec.h.

#define FF_CMP_SAD   0

Definition at line 1959 of file avcodec.h.

Referenced by config(), ff_init_me(), ff_set_cmp(), filter(), and get_penalty_factor().

#define FF_CMP_SSE   1

Definition at line 1960 of file avcodec.h.

Referenced by config(), ff_estimate_p_frame_motion(), ff_set_cmp(), and get_penalty_factor().

#define FF_CMP_SATD   2

Definition at line 1961 of file avcodec.h.

Referenced by ff_set_cmp(), and get_penalty_factor().

#define FF_CMP_DCT   3

Definition at line 1962 of file avcodec.h.

Referenced by ff_set_cmp(), and get_penalty_factor().

#define FF_CMP_PSNR   4

Definition at line 1963 of file avcodec.h.

Referenced by ff_set_cmp(), and get_penalty_factor().

#define FF_CMP_BIT   5

Definition at line 1964 of file avcodec.h.

Referenced by ff_set_cmp(), and get_penalty_factor().

#define FF_CMP_RD   6

Definition at line 1965 of file avcodec.h.

Referenced by ff_set_cmp(), get_penalty_factor(), h263_mv4_search(), and interlaced_search().

#define FF_CMP_ZERO   7

Definition at line 1966 of file avcodec.h.

Referenced by ff_set_cmp().

#define FF_CMP_VSAD   8

Definition at line 1967 of file avcodec.h.

Referenced by ff_set_cmp().

#define FF_CMP_VSSE   9

Definition at line 1968 of file avcodec.h.

Referenced by encode_mb_internal(), and ff_set_cmp().

#define FF_CMP_NSSE   10

Definition at line 1969 of file avcodec.h.

Referenced by ff_set_cmp(), get_penalty_factor(), and sse_mb().

#define FF_CMP_W53   11

Definition at line 1970 of file avcodec.h.

Referenced by ff_set_cmp(), get_block_rd(), and get_penalty_factor().

#define FF_CMP_W97   12

Definition at line 1971 of file avcodec.h.

Referenced by ff_set_cmp(), get_block_rd(), and get_penalty_factor().

#define FF_CMP_DCTMAX   13

Definition at line 1972 of file avcodec.h.

Referenced by add_codec(), and ff_set_cmp().

#define FF_CMP_DCT264   14

Definition at line 1973 of file avcodec.h.

Referenced by ff_set_cmp(), and get_penalty_factor().

#define FF_CMP_CHROMA   256

Definition at line 1974 of file avcodec.h.

Referenced by check_bidir_mv(), ff_init_me(), h263_mv4_search(), X264_init(), and XAVS_init().

#define FF_DTG_AFD_SAME   8

Definition at line 2027 of file avcodec.h.

#define FF_DTG_AFD_4_3   9

Definition at line 2028 of file avcodec.h.

#define FF_DTG_AFD_16_9   10

Definition at line 2029 of file avcodec.h.

#define FF_DTG_AFD_14_9   11

Definition at line 2030 of file avcodec.h.

#define FF_DTG_AFD_4_3_SP_14_9   13

Definition at line 2031 of file avcodec.h.

#define FF_DTG_AFD_16_9_SP_14_9   14

Definition at line 2032 of file avcodec.h.

#define FF_DTG_AFD_SP_4_3   15

Definition at line 2033 of file avcodec.h.

#define FF_DEFAULT_QUANT_BIAS   999999

Definition at line 2050 of file avcodec.h.

Referenced by dnxhd_encode_init(), and ff_MPV_encode_init().

#define SLICE_FLAG_CODED_ORDER   0x0001

draw_horiz_band() is called in coded order instead of display

Definition at line 2075 of file avcodec.h.

Referenced by ff_draw_horiz_band().

#define SLICE_FLAG_ALLOW_FIELD   0x0002

allow draw_horiz_band() with field slices (MPEG2 field pics)

Definition at line 2076 of file avcodec.h.

Referenced by ff_draw_horiz_band(), and mpeg_field_start().

#define SLICE_FLAG_ALLOW_PLANE   0x0004

allow draw_horiz_band() with 1 component at a time (SVQ1)

Definition at line 2077 of file avcodec.h.

#define FF_MB_DECISION_SIMPLE   0

uses mb_cmp

Definition at line 2092 of file avcodec.h.

Referenced by clip_coeffs(), ff_estimate_b_frame_motion(), ff_estimate_p_frame_motion(), and ff_MPV_encode_init().

#define FF_MB_DECISION_BITS   1

chooses the one which needs the fewest bits

Definition at line 2093 of file avcodec.h.

Referenced by encode_thread(), and parse_ffconfig().

#define FF_MB_DECISION_RD   2

rate distortion

Definition at line 2094 of file avcodec.h.

Referenced by dnxhd_calc_bits_thread(), dnxhd_encode_picture(), dnxhd_init_rc(), encode_mb_hq(), ff_MPV_encode_init(), and MPV_decode_mb_internal().

#define FF_CODER_TYPE_VLC   0

Definition at line 2588 of file avcodec.h.

Referenced by libschroedinger_encode_init().

#define FF_CODER_TYPE_AC   1

Definition at line 2589 of file avcodec.h.

Referenced by X264_init().

#define FF_CODER_TYPE_RAW   2

Definition at line 2590 of file avcodec.h.

Referenced by encode_frame(), sunrast_encode_init(), and targa_encode_frame().

#define FF_CODER_TYPE_RLE   3

Definition at line 2591 of file avcodec.h.

Referenced by sunrast_encode_init().

#define FF_CODER_TYPE_DEFLATE   4

Definition at line 2592 of file avcodec.h.

#define FF_BUG_AUTODETECT   1

autodetection

Definition at line 2728 of file avcodec.h.

Referenced by decode_nal_units(), decode_slice(), and ff_h263_decode_frame().

#define FF_BUG_OLD_MSMPEG4   2

Definition at line 2729 of file avcodec.h.

#define FF_BUG_XVID_ILACE   4

Definition at line 2730 of file avcodec.h.

Referenced by ff_h263_decode_frame(), and mpeg4_decode_mb().

#define FF_BUG_UMP4   8

Definition at line 2731 of file avcodec.h.

Referenced by decode_vop_header(), and ff_h263_decode_frame().

#define FF_BUG_NO_PADDING   16

Definition at line 2732 of file avcodec.h.

Referenced by decode_slice(), ff_h263_decode_frame(), and mpeg4_is_resync().

#define FF_BUG_AMV   32

Definition at line 2733 of file avcodec.h.

Referenced by get_amv().

#define FF_BUG_AC_VLC   0

Will be removed, libavcodec can now handle these non-compliant files by default.

Definition at line 2734 of file avcodec.h.

#define FF_BUG_QPEL_CHROMA   64

Definition at line 2735 of file avcodec.h.

Referenced by ff_h263_decode_frame(), and qpel_motion().

#define FF_BUG_STD_QPEL   128

Definition at line 2736 of file avcodec.h.

Referenced by ff_h263_decode_frame().

#define FF_BUG_QPEL_CHROMA2   256

Definition at line 2737 of file avcodec.h.

Referenced by ff_h263_decode_frame(), and qpel_motion().

#define FF_BUG_DIRECT_BLOCKSIZE   512

Definition at line 2738 of file avcodec.h.

Referenced by ff_h263_decode_frame(), and ff_mpeg4_set_direct_mv().

#define FF_BUG_EDGE   1024

Definition at line 2739 of file avcodec.h.

Referenced by decode_vop_header(), and ff_h263_decode_frame().

#define FF_BUG_HPEL_CHROMA   2048

Definition at line 2740 of file avcodec.h.

Referenced by ff_h263_decode_frame(), and mpeg_motion_internal().

#define FF_BUG_DC_CLIP   4096

Definition at line 2741 of file avcodec.h.

Referenced by ff_h263_decode_frame(), and ff_mpeg4_pred_dc().

#define FF_BUG_MS   8192

Work around various bugs in Microsoft's broken decoders.

Definition at line 2742 of file avcodec.h.

Referenced by encode_init(), ff_mpeg4_encode_picture_header(), and mpeg4_encode_vol_header().

#define FF_BUG_TRUNCATED   16384

Definition at line 2743 of file avcodec.h.

Referenced by decode_nal_units(), and decode_slice().

#define FF_COMPLIANCE_VERY_STRICT   2

Strictly conform to an older more strict version of the spec or reference software.

Definition at line 2758 of file avcodec.h.

Referenced by ff_mpeg4_encode_picture_header().

#define FF_COMPLIANCE_STRICT   1

Strictly conform to all the things in the spec no matter what consequences.

Definition at line 2759 of file avcodec.h.

Referenced by decode_postinit().

#define FF_COMPLIANCE_NORMAL   0

Definition at line 2760 of file avcodec.h.

Referenced by encode_init(), ff_fix_long_p_mvs(), ff_get_best_fcode(), mkv_query_codec(), mov_get_codec_tag(), and validate_codec_tag().

#define FF_COMPLIANCE_UNOFFICIAL   -1

Allow unofficial extensions.

Definition at line 2761 of file avcodec.h.

Referenced by amr_wb_encode_init(), avcodec_open2(), choose_pix_fmts(), choose_pixel_fmt(), encode_init(), ff_MPV_encode_init(), find_frame_rate_index(), and libgsm_encode_init().

#define FF_COMPLIANCE_EXPERIMENTAL   -2

Allow nonstandardized experimental things.

Definition at line 2762 of file avcodec.h.

Referenced by avcodec_open2(), config(), encode_init(), ff_MPV_encode_init(), and mp3_header_compress().

#define FF_EC_GUESS_MVS   1

Definition at line 2770 of file avcodec.h.

Referenced by guess_mv().

#define FF_EC_DEBLOCK   2

Definition at line 2771 of file avcodec.h.

Referenced by ff_er_frame_end().

#define FF_DEBUG_PICT_INFO   1

Definition at line 2779 of file avcodec.h.

Referenced by decode_ext_header(), decode_fill(), decode_frame(), decode_init(), decode_picture_timing(), decode_slice_header(), decode_vol_header(), decode_vop_header(), ff_flv_decode_picture_header(), ff_h263_show_pict_info(), ff_h264_decode_picture_parameter_set(), ff_h264_decode_seq_parameter_set(), ff_jpegls_decode_picture(), ff_mjpeg_decode_sos(), ff_msmpeg4_decode_picture_header(), ff_wmv2_decode_secondary_picture_header(), mjpeg_decode_app(), mjpeg_decode_com(), 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(), pcm_bluray_parse_header(), rv10_decode_init(), rv20_decode_picture_header(), svq3_decode_frame(), truemotion1_decode_header(), and vc1_decode_frame().

#define FF_DEBUG_RC   2

Definition at line 2780 of file avcodec.h.

Referenced by ff_rate_estimate_qscale(), ff_vbv_update(), and modify_qscale().

#define FF_DEBUG_BITSTREAM   4

Definition at line 2781 of file avcodec.h.

Referenced by decode_init(), and pcm_bluray_decode_frame().

#define FF_DEBUG_MB_TYPE   8

Definition at line 2782 of file avcodec.h.

Referenced by ff_print_debug_info().

#define FF_DEBUG_QP   16

Definition at line 2783 of file avcodec.h.

Referenced by ff_mjpeg_decode_frame(), ff_print_debug_info(), and mjpegb_decode_frame().

#define FF_DEBUG_MV   32

Definition at line 2784 of file avcodec.h.

Referenced by ff_alloc_picture(), and transcode_init().

#define FF_DEBUG_DCT_COEFF   0x00000040

Definition at line 2785 of file avcodec.h.

Referenced by check_keyboard_interaction(), ff_alloc_picture(), and MPV_decode_mb_internal().

#define FF_DEBUG_SKIP   0x00000080

Definition at line 2786 of file avcodec.h.

Referenced by ff_print_debug_info().

#define FF_DEBUG_STARTCODE   0x00000100

Definition at line 2787 of file avcodec.h.

Referenced by decode_chunks(), decode_frame(), decode_nal_units(), ff_h264_decode_sei(), ff_mjpeg_decode_frame(), ff_mpeg4_decode_picture_header(), and mjpeg_decode_app().

#define FF_DEBUG_PTS   0x00000200

Definition at line 2788 of file avcodec.h.

Referenced by decode_vop_header().

#define FF_DEBUG_ER   0x00000400

Definition at line 2789 of file avcodec.h.

Referenced by ff_er_frame_end().

#define FF_DEBUG_MMCO   0x00000800

Definition at line 2790 of file avcodec.h.

Referenced by ff_h264_execute_ref_pic_marking(), find_short(), print_long_term(), print_short_term(), and remove_short().

#define FF_DEBUG_BUGS   0x00001000

Definition at line 2791 of file avcodec.h.

Referenced by decode_unregistered_user_data(), and ff_h263_decode_frame().

#define FF_DEBUG_VIS_QP   0x00002000

Definition at line 2792 of file avcodec.h.

Referenced by check_keyboard_interaction(), ff_print_debug_info(), and frame_thread_init().

#define FF_DEBUG_VIS_MB_TYPE   0x00004000

Definition at line 2793 of file avcodec.h.

Referenced by check_keyboard_interaction(), ff_print_debug_info(), and frame_thread_init().

#define FF_DEBUG_BUFFERS   0x00008000

Definition at line 2794 of file avcodec.h.

Referenced by audio_get_buffer(), avcodec_default_release_buffer(), ff_thread_release_buffer(), and video_get_buffer().

#define FF_DEBUG_THREADS   0x00010000

Definition at line 2795 of file avcodec.h.

Referenced by ff_thread_await_progress(), and ff_thread_report_progress().

#define FF_DEBUG_VIS_MV_P_FOR   0x00000001

Definition at line 2803 of file avcodec.h.

Referenced by ff_print_debug_info().

#define FF_DEBUG_VIS_MV_B_FOR   0x00000002

Definition at line 2804 of file avcodec.h.

Referenced by ff_print_debug_info().

#define FF_DEBUG_VIS_MV_B_BACK   0x00000004

Definition at line 2805 of file avcodec.h.

Referenced by ff_print_debug_info().

#define AV_EF_CRCCHECK   (1<<0)

Definition at line 2813 of file avcodec.h.

Referenced by ac3_decode_frame(), decode_frame(), decode_init(), read_specific_config(), tak_decode_frame(), tta_decode_frame(), tta_decode_init(), wv_unpack_mono(), and wv_unpack_stereo().

#define AV_EF_BITSTREAM   (1<<1)

Definition at line 2814 of file avcodec.h.

Referenced by ff_mpeg4_pred_dc(), ff_msmpeg4_decode_block(), h261_decode_gob_header(), h263_decode_block(), huffman_decode(), mpeg1_decode_picture(), mpeg1_decode_sequence(), mpeg4_decode_block(), mpeg4_decode_dc(), and mpeg_decode_slice().

#define AV_EF_BUFFER   (1<<2)

Definition at line 2815 of file avcodec.h.

Referenced by decode_slice(), and huffman_decode().

#define AV_EF_EXPLODE   (1<<3)

Definition at line 2816 of file avcodec.h.

Referenced by aac_decode_init(), avi_read_header(), decode_chunks(), decode_region_inter(), decode_region_masked(), decode_slice_header(), ebml_parse_id(), ff_er_frame_end(), ff_h263_decode_frame(), ff_h264_decode_ref_pic_marking(), ff_h264_execute_ref_pic_marking(), ff_mjpeg_decode_frame(), matroska_read_header(), mjpegb_decode_frame(), mpeg_decode_frame(), mxpeg_decode_frame(), parse_picture(), slice_decode_thread(), and v410_decode_init().

#define AV_EF_CAREFUL   (1<<16)

Definition at line 2818 of file avcodec.h.

Referenced by ac3_decode_frame(), decode_frame(), decode_init(), and read_specific_config().

#define AV_EF_COMPLIANT   (1<<17)

Definition at line 2819 of file avcodec.h.

Referenced by ff_msmpeg4_decode_block(), h261_decode_gob_header(), h263_decode_block(), huffman_decode(), mpeg1_decode_picture(), mpeg1_decode_sequence(), and mpeg4_decode_dc().

#define AV_EF_AGGRESSIVE   (1<<18)

Definition at line 2820 of file avcodec.h.

Referenced by decode_slice(), ff_mpeg4_pred_dc(), huffman_decode(), mpeg4_decode_block(), mpeg4_decode_mb(), and mpeg_decode_slice().

#define FF_DCT_AUTO   0

Definition at line 2864 of file avcodec.h.

Referenced by ff_dct_encode_init_x86(), ff_dsputil_init_bfin(), ff_dsputil_init_ppc(), ff_MPV_common_init_altivec(), and hadamard_func().

#define FF_DCT_FASTINT   1

Definition at line 2865 of file avcodec.h.

Referenced by ff_dsputil_init(), and parse_ffconfig().

#define FF_DCT_INT   2

Definition at line 2866 of file avcodec.h.

#define FF_DCT_MMX   3

Definition at line 2867 of file avcodec.h.

Referenced by ff_dct_encode_init_x86(), and hadamard_func().

#define FF_DCT_ALTIVEC   5

Definition at line 2868 of file avcodec.h.

Referenced by ff_dsputil_init_ppc(), and ff_MPV_common_init_altivec().

#define FF_DCT_FAAN   6

Definition at line 2869 of file avcodec.h.

Referenced by ff_dsputil_init().

#define FF_IDCT_AUTO   0

Definition at line 2877 of file avcodec.h.

Referenced by decode_init(), ff_dsputil_init_alpha(), ff_dsputil_init_arm(), ff_dsputil_init_armv5te(), ff_dsputil_init_armv6(), ff_dsputil_init_bfin(), ff_dsputil_init_mmx(), ff_dsputil_init_neon(), ff_dsputil_init_ppc(), ff_dsputil_init_sh4(), ff_h263_decode_frame(), vc1_decode_init(), vcr2_init_sequence(), wmv2_decode_init(), and wmv9_init().

#define FF_IDCT_INT   1

Definition at line 2878 of file avcodec.h.

Referenced by ff_dsputil_init().

#define FF_IDCT_SIMPLE   2

Definition at line 2879 of file avcodec.h.

Referenced by decode_init(), parse_ffconfig(), and vcr2_init_sequence().

#define FF_IDCT_SIMPLEMMX   3

Definition at line 2880 of file avcodec.h.

Referenced by ff_dsputil_init_mmx().

#define FF_IDCT_LIBMPEG2MMX   4

Definition at line 2881 of file avcodec.h.

Referenced by ff_dsputil_init_mmx().

#define FF_IDCT_ARM   7

Definition at line 2885 of file avcodec.h.

Referenced by ff_dsputil_init_arm().

#define FF_IDCT_ALTIVEC   8

Definition at line 2886 of file avcodec.h.

Referenced by ff_dsputil_init_ppc().

#define FF_IDCT_SH4   9

Definition at line 2887 of file avcodec.h.

Referenced by ff_dsputil_init_sh4().

#define FF_IDCT_SIMPLEARM   10

Definition at line 2888 of file avcodec.h.

Referenced by ff_dsputil_init_arm().

#define FF_IDCT_H264   11

Definition at line 2889 of file avcodec.h.

#define FF_IDCT_VP3   12

Definition at line 2890 of file avcodec.h.

Referenced by ff_dsputil_init_bfin().

#define FF_IDCT_IPP   13

Definition at line 2891 of file avcodec.h.

#define FF_IDCT_XVIDMMX   14

Definition at line 2892 of file avcodec.h.

Referenced by dsputil_init_sse2(), ff_dsputil_init_mmx(), and ff_h263_decode_frame().

#define FF_IDCT_CAVS   15

Definition at line 2893 of file avcodec.h.

#define FF_IDCT_SIMPLEARMV5TE   16

Definition at line 2894 of file avcodec.h.

Referenced by ff_dsputil_init_armv5te().

#define FF_IDCT_SIMPLEARMV6   17

Definition at line 2895 of file avcodec.h.

Referenced by ff_dsputil_init_armv6().

#define FF_IDCT_SIMPLEVIS   18

Definition at line 2896 of file avcodec.h.

Referenced by ff_dsputil_init_vis().

#define FF_IDCT_WMV2   19

Definition at line 2897 of file avcodec.h.

Referenced by ff_dsputil_init(), vc1_decode_init(), wmv2_decode_init(), and wmv9_init().

#define FF_IDCT_FAAN   20

Definition at line 2898 of file avcodec.h.

Referenced by ff_dsputil_init().

#define FF_IDCT_EA   21

Definition at line 2899 of file avcodec.h.

#define FF_IDCT_SIMPLENEON   22

Definition at line 2900 of file avcodec.h.

Referenced by ff_dsputil_init_neon().

#define FF_IDCT_SIMPLEALPHA   23

Definition at line 2901 of file avcodec.h.

Referenced by ff_dsputil_init_alpha().

#define FF_IDCT_BINK   24

Definition at line 2902 of file avcodec.h.

Referenced by decode_init().

#define FF_THREAD_FRAME   1

Decode more than one frame at once.

Definition at line 2957 of file avcodec.h.

Referenced by avcodec_decode_video2(), avcodec_encode_video2(), avcodec_flush_buffers(), avcodec_open2(), await_reference_mb_row(), decode_nal_units(), decode_slice_header(), ff_frame_thread_encoder_init(), ff_MPV_common_end(), ff_MPV_frame_start(), ff_rv34_decode_frame(), ff_thread_can_start_frame(), ff_thread_finish_setup(), ff_thread_free(), ff_thread_get_buffer(), ff_thread_init(), ff_thread_release_buffer(), field_end(), finish_frame(), hl_motion(), mimic_decode_frame(), mpeg_field_start(), MPV_decode_mb_internal(), render_slice(), rv34_decode_mv(), rv34_decode_slice(), rv34_mc(), slice_end(), validate_thread_parameters(), vp3_draw_horiz_band(), vp8_decode_frame(), and vp8_decode_mb_row_sliced().

#define FF_THREAD_SLICE   2

Decode more than one part of a single frame at once.

Definition at line 2958 of file avcodec.h.

Referenced by avcodec_thread_execute(), decode_chunks(), ff_mjpeg_encode_stuffing(), ff_MPV_common_init(), ff_thread_init(), h264_slice_header_init(), jpeg_table_header(), update_dimensions(), validate_thread_parameters(), and X264_init().

#define FF_PROFILE_UNKNOWN   -99

Definition at line 3029 of file avcodec.h.

Referenced by aac_encode_init(), aacPlus_encode_init(), av_get_profile_name(), avcodec_string(), encode_init(), Faac_encode_init(), mpeg4_encode_visual_object_header(), prores_encode_init(), and vp8_init().

#define FF_PROFILE_RESERVED   -100

Definition at line 3030 of file avcodec.h.

#define FF_PROFILE_AAC_MAIN   0

Definition at line 3032 of file avcodec.h.

Referenced by Faac_encode_init().

#define FF_PROFILE_AAC_LOW   1

Definition at line 3033 of file avcodec.h.

Referenced by aac_encode_init(), aacPlus_encode_init(), and Faac_encode_init().

#define FF_PROFILE_AAC_SSR   2

Definition at line 3034 of file avcodec.h.

Referenced by Faac_encode_init().

#define FF_PROFILE_AAC_LTP   3

Definition at line 3035 of file avcodec.h.

Referenced by Faac_encode_init().

#define FF_PROFILE_AAC_HE   4

Definition at line 3036 of file avcodec.h.

Referenced by aac_encode_init().

#define FF_PROFILE_AAC_HE_V2   28

Definition at line 3037 of file avcodec.h.

Referenced by aac_encode_init().

#define FF_PROFILE_AAC_LD   22

Definition at line 3038 of file avcodec.h.

#define FF_PROFILE_AAC_ELD   38

Definition at line 3039 of file avcodec.h.

Referenced by aac_encode_init().

#define FF_PROFILE_DTS   20

Definition at line 3041 of file avcodec.h.

Referenced by dca_decode_frame().

#define FF_PROFILE_DTS_ES   30

Definition at line 3042 of file avcodec.h.

Referenced by dca_decode_frame().

#define FF_PROFILE_DTS_96_24   40

Definition at line 3043 of file avcodec.h.

Referenced by dca_decode_frame().

#define FF_PROFILE_DTS_HD_HRA   50

Definition at line 3044 of file avcodec.h.

Referenced by dca_exss_parse_asset_header().

#define FF_PROFILE_DTS_HD_MA   60

Definition at line 3045 of file avcodec.h.

Referenced by dca_exss_parse_asset_header().

#define FF_PROFILE_MPEG2_422   0

Definition at line 3047 of file avcodec.h.

#define FF_PROFILE_MPEG2_HIGH   1

Definition at line 3048 of file avcodec.h.

#define FF_PROFILE_MPEG2_SS   2

Definition at line 3049 of file avcodec.h.

#define FF_PROFILE_MPEG2_SNR_SCALABLE   3

Definition at line 3050 of file avcodec.h.

#define FF_PROFILE_MPEG2_MAIN   4

Definition at line 3051 of file avcodec.h.

#define FF_PROFILE_MPEG2_SIMPLE   5

Definition at line 3052 of file avcodec.h.

#define FF_PROFILE_H264_CONSTRAINED   (1<<9)

Definition at line 3054 of file avcodec.h.

Referenced by ff_h264_get_profile().

#define FF_PROFILE_H264_INTRA   (1<<11)

Definition at line 3055 of file avcodec.h.

Referenced by ff_h264_get_profile().

#define FF_PROFILE_H264_BASELINE   66

Definition at line 3057 of file avcodec.h.

Referenced by ff_h264_get_profile(), and X264_init().

#define FF_PROFILE_H264_CONSTRAINED_BASELINE   (66|FF_PROFILE_H264_CONSTRAINED)

Definition at line 3058 of file avcodec.h.

#define FF_PROFILE_H264_MAIN   77

Definition at line 3059 of file avcodec.h.

Referenced by X264_init().

#define FF_PROFILE_H264_EXTENDED   88

Definition at line 3060 of file avcodec.h.

#define FF_PROFILE_H264_HIGH   100

Definition at line 3061 of file avcodec.h.

Referenced by X264_init().

#define FF_PROFILE_H264_HIGH_10   110

Definition at line 3062 of file avcodec.h.

Referenced by ff_h264_get_profile(), and X264_init().

#define FF_PROFILE_H264_HIGH_10_INTRA   (110|FF_PROFILE_H264_INTRA)

Definition at line 3063 of file avcodec.h.

#define FF_PROFILE_H264_HIGH_422   122

Definition at line 3064 of file avcodec.h.

Referenced by ff_h264_get_profile(), and X264_init().

#define FF_PROFILE_H264_HIGH_422_INTRA   (122|FF_PROFILE_H264_INTRA)

Definition at line 3065 of file avcodec.h.

#define FF_PROFILE_H264_HIGH_444   144

Definition at line 3066 of file avcodec.h.

Referenced by X264_init().

#define FF_PROFILE_H264_HIGH_444_PREDICTIVE   244

Definition at line 3067 of file avcodec.h.

Referenced by ff_h264_get_profile().

#define FF_PROFILE_H264_HIGH_444_INTRA   (244|FF_PROFILE_H264_INTRA)

Definition at line 3068 of file avcodec.h.

#define FF_PROFILE_H264_CAVLC_444   44

Definition at line 3069 of file avcodec.h.

#define FF_PROFILE_VC1_SIMPLE   0

Definition at line 3071 of file avcodec.h.

#define FF_PROFILE_VC1_MAIN   1

Definition at line 3072 of file avcodec.h.

#define FF_PROFILE_VC1_COMPLEX   2

Definition at line 3073 of file avcodec.h.

#define FF_PROFILE_VC1_ADVANCED   3

Definition at line 3074 of file avcodec.h.

#define FF_PROFILE_MPEG4_SIMPLE   0

Definition at line 3076 of file avcodec.h.

#define FF_PROFILE_MPEG4_SIMPLE_SCALABLE   1

Definition at line 3077 of file avcodec.h.

#define FF_PROFILE_MPEG4_CORE   2

Definition at line 3078 of file avcodec.h.

#define FF_PROFILE_MPEG4_MAIN   3

Definition at line 3079 of file avcodec.h.

#define FF_PROFILE_MPEG4_N_BIT   4

Definition at line 3080 of file avcodec.h.

#define FF_PROFILE_MPEG4_SCALABLE_TEXTURE   5

Definition at line 3081 of file avcodec.h.

#define FF_PROFILE_MPEG4_SIMPLE_FACE_ANIMATION   6

Definition at line 3082 of file avcodec.h.

#define FF_PROFILE_MPEG4_BASIC_ANIMATED_TEXTURE   7

Definition at line 3083 of file avcodec.h.

#define FF_PROFILE_MPEG4_HYBRID   8

Definition at line 3084 of file avcodec.h.

#define FF_PROFILE_MPEG4_ADVANCED_REAL_TIME   9

Definition at line 3085 of file avcodec.h.

#define FF_PROFILE_MPEG4_CORE_SCALABLE   10

Definition at line 3086 of file avcodec.h.

#define FF_PROFILE_MPEG4_ADVANCED_CODING   11

Definition at line 3087 of file avcodec.h.

#define FF_PROFILE_MPEG4_ADVANCED_CORE   12

Definition at line 3088 of file avcodec.h.

#define FF_PROFILE_MPEG4_ADVANCED_SCALABLE_TEXTURE   13

Definition at line 3089 of file avcodec.h.

#define FF_PROFILE_MPEG4_SIMPLE_STUDIO   14

Definition at line 3090 of file avcodec.h.

#define FF_PROFILE_MPEG4_ADVANCED_SIMPLE   15

Definition at line 3091 of file avcodec.h.

#define FF_LEVEL_UNKNOWN   -99

Definition at line 3099 of file avcodec.h.

Referenced by encode_init(), and mpeg4_encode_visual_object_header().

#define AV_PARSER_PTS_NB   4

Definition at line 4094 of file avcodec.h.

Referenced by av_parser_parse2(), and ff_fetch_timestamp().

#define PARSER_FLAG_COMPLETE_FRAMES   0x0001

Definition at line 4101 of file avcodec.h.

Referenced by avformat_find_stream_info(), cavsvideo_parse(), check_format(), dca_parse(), dirac_parse(), dnxhd_parse(), flac_parse(), h261_parse(), h263_parse(), h264_parse(), init(), jpeg_parse(), latm_parse(), mpeg4video_parse(), mpegvideo_parse(), parse_packet(), read_frame_internal(), tak_parse(), and vc1_parse().

#define PARSER_FLAG_ONCE   0x0002

Definition at line 4102 of file avcodec.h.

Referenced by h264_parse(), and read_frame_internal().

#define PARSER_FLAG_FETCHED_OFFSET   0x0004

Set if the parser has a valid file offset.

Definition at line 4104 of file avcodec.h.

Referenced by av_parser_parse2().

#define PARSER_FLAG_USE_CODEC_TS   0x1000

Definition at line 4105 of file avcodec.h.

Referenced by av_mpeg4_decode_header(), avformat_find_stream_info(), and read_frame_internal().

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