#include <errno.h>
#include "libavutil/samplefmt.h"
#include "libavutil/attributes.h"
#include "libavutil/avutil.h"
#include "libavutil/buffer.h"
#include "libavutil/cpu.h"
#include "libavutil/channel_layout.h"
#include "libavutil/dict.h"
#include "libavutil/frame.h"
#include "libavutil/hwcontext.h"
#include "libavutil/log.h"
#include "libavutil/pixfmt.h"
#include "libavutil/rational.h"
#include "bsf.h"
#include "codec.h"
#include "codec_desc.h"
#include "codec_par.h"
#include "codec_id.h"
#include "packet.h"
#include "version.h"

Data Structures
struct	RcOverride

struct	AVPanScan
	Pan Scan area. More...

struct	AVCPBProperties
	This structure describes the bitrate properties of an encoded bitstream. More...

struct	AVProducerReferenceTime
	This structure supplies correlation between a packet timestamp and a wall clock production time. More...

struct	AVCodecContext
	main external API structure. More...

struct	AVHWAccel

struct	AVPicture
	Picture data structure. More...

struct	AVSubtitleRect

struct	AVSubtitle

struct	AVCodecParserContext

struct	AVCodecParser

struct	AVBitStreamFilterContext

Macros
#define	AV_INPUT_BUFFER_PADDING_SIZE 64

#define	AV_INPUT_BUFFER_MIN_SIZE 16384

#define	AV_CODEC_FLAG_UNALIGNED (1 << 0)
	Allow decoders to produce frames with data planes that are not aligned to CPU requirements (e.g. More...

#define	AV_CODEC_FLAG_QSCALE (1 << 1)
	Use fixed qscale. More...

#define	AV_CODEC_FLAG_4MV (1 << 2)
	4 MV per MB allowed / advanced prediction for H.263. More...

#define	AV_CODEC_FLAG_OUTPUT_CORRUPT (1 << 3)
	Output even those frames that might be corrupted. More...

#define	AV_CODEC_FLAG_QPEL (1 << 4)
	Use qpel MC. More...

#define	AV_CODEC_FLAG_DROPCHANGED (1 << 5)
	Don't output frames whose parameters differ from first decoded frame in stream. More...

#define	AV_CODEC_FLAG_PASS1 (1 << 9)
	Use internal 2pass ratecontrol in first pass mode. More...

#define	AV_CODEC_FLAG_PASS2 (1 << 10)
	Use internal 2pass ratecontrol in second pass mode. More...

#define	AV_CODEC_FLAG_LOOP_FILTER (1 << 11)
	loop filter. More...

#define	AV_CODEC_FLAG_GRAY (1 << 13)
	Only decode/encode grayscale. More...

#define	AV_CODEC_FLAG_PSNR (1 << 15)
	error[?] variables will be set during encoding. More...

#define	AV_CODEC_FLAG_TRUNCATED (1 << 16)
	Input bitstream might be truncated at a random location instead of only at frame boundaries. More...

#define	AV_CODEC_FLAG_INTERLACED_DCT (1 << 18)
	Use interlaced DCT. More...

#define	AV_CODEC_FLAG_LOW_DELAY (1 << 19)
	Force low delay. More...

#define	AV_CODEC_FLAG_GLOBAL_HEADER (1 << 22)
	Place global headers in extradata instead of every keyframe. More...

#define	AV_CODEC_FLAG_BITEXACT (1 << 23)
	Use only bitexact stuff (except (I)DCT). More...

#define	AV_CODEC_FLAG_AC_PRED (1 << 24)
	H.263 advanced intra coding / MPEG-4 AC prediction. More...

#define	AV_CODEC_FLAG_INTERLACED_ME (1 << 29)
	interlaced motion estimation More...

#define	AV_CODEC_FLAG_CLOSED_GOP (1U << 31)

#define	AV_CODEC_FLAG2_FAST (1 << 0)
	Allow non spec compliant speedup tricks. More...

#define	AV_CODEC_FLAG2_NO_OUTPUT (1 << 2)
	Skip bitstream encoding. More...

#define	AV_CODEC_FLAG2_LOCAL_HEADER (1 << 3)
	Place global headers at every keyframe instead of in extradata. More...

#define	AV_CODEC_FLAG2_DROP_FRAME_TIMECODE (1 << 13)
	timecode is in drop frame format. More...

#define	AV_CODEC_FLAG2_CHUNKS (1 << 15)
	Input bitstream might be truncated at a packet boundaries instead of only at frame boundaries. More...

#define	AV_CODEC_FLAG2_IGNORE_CROP (1 << 16)
	Discard cropping information from SPS. More...

#define	AV_CODEC_FLAG2_SHOW_ALL (1 << 22)
	Show all frames before the first keyframe. More...

#define	AV_CODEC_FLAG2_EXPORT_MVS (1 << 28)
	Export motion vectors through frame side data. More...

#define	AV_CODEC_FLAG2_SKIP_MANUAL (1 << 29)
	Do not skip samples and export skip information as frame side data. More...

#define	AV_CODEC_FLAG2_RO_FLUSH_NOOP (1 << 30)
	Do not reset ASS ReadOrder field on flush (subtitles decoding) More...

#define	AV_CODEC_EXPORT_DATA_MVS (1 << 0)
	Export motion vectors through frame side data. More...

#define	AV_CODEC_EXPORT_DATA_PRFT (1 << 1)
	Export encoder Producer Reference Time through packet side data. More...

#define	AV_CODEC_EXPORT_DATA_VIDEO_ENC_PARAMS (1 << 2)
	Decoding only. More...

#define	AV_CODEC_EXPORT_DATA_FILM_GRAIN (1 << 3)
	Decoding only. More...

#define	AV_GET_BUFFER_FLAG_REF (1 << 0)
	The decoder will keep a reference to the frame and may reuse it later. More...

#define	AV_GET_ENCODE_BUFFER_FLAG_REF (1 << 0)
	The encoder will keep a reference to the packet and may reuse it later. More...

#define	FF_COMPRESSION_DEFAULT -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_MEDIAN_SAD 15

#define	FF_CMP_CHROMA 256

#define	SLICE_FLAG_CODED_ORDER 0x0001
	draw_horiz_band() is called in coded order instead of display More...

#define	SLICE_FLAG_ALLOW_FIELD 0x0002
	allow draw_horiz_band() with field slices (MPEG-2 field pics) More...

#define	SLICE_FLAG_ALLOW_PLANE 0x0004
	allow draw_horiz_band() with 1 component at a time (SVQ1) More...

#define	FF_MB_DECISION_SIMPLE 0
	uses mb_cmp More...

#define	FF_MB_DECISION_BITS 1
	chooses the one which needs the fewest bits More...

#define	FF_MB_DECISION_RD 2
	rate distortion More...

#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_BUG_AUTODETECT 1
	autodetection More...

#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_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. More...

#define	FF_BUG_TRUNCATED 16384

#define	FF_BUG_IEDGE 32768

#define	FF_COMPLIANCE_VERY_STRICT 2
	Strictly conform to an older more strict version of the spec or reference software. More...

#define	FF_COMPLIANCE_STRICT 1
	Strictly conform to all the things in the spec no matter what consequences. More...

#define	FF_COMPLIANCE_NORMAL 0

#define	FF_COMPLIANCE_UNOFFICIAL -1
	Allow unofficial extensions. More...

#define	FF_COMPLIANCE_EXPERIMENTAL -2
	Allow nonstandardized experimental things. More...

#define	FF_EC_GUESS_MVS 1

#define	FF_EC_DEBLOCK 2

#define	FF_EC_FAVOR_INTER 256

#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_DCT_COEFF 0x00000040

#define	FF_DEBUG_SKIP 0x00000080

#define	FF_DEBUG_STARTCODE 0x00000100

#define	FF_DEBUG_ER 0x00000400

#define	FF_DEBUG_MMCO 0x00000800

#define	FF_DEBUG_BUGS 0x00001000

#define	FF_DEBUG_BUFFERS 0x00008000

#define	FF_DEBUG_THREADS 0x00010000

#define	FF_DEBUG_GREEN_MD 0x00800000

#define	FF_DEBUG_NOMC 0x01000000

#define	AV_EF_CRCCHECK (1<<0)
	Verify checksums embedded in the bitstream (could be of either encoded or decoded data, depending on the codec) and print an error message on mismatch. More...

#define	AV_EF_BITSTREAM (1<<1)
	detect bitstream specification deviations More...

#define	AV_EF_BUFFER (1<<2)
	detect improper bitstream length More...

#define	AV_EF_EXPLODE (1<<3)
	abort decoding on minor error detection More...

#define	AV_EF_IGNORE_ERR (1<<15)
	ignore errors and continue More...

#define	AV_EF_CAREFUL (1<<16)
	consider things that violate the spec, are fast to calculate and have not been seen in the wild as errors More...

#define	AV_EF_COMPLIANT (1<<17)
	consider all spec non compliances as errors More...

#define	AV_EF_AGGRESSIVE (1<<18)
	consider things that a sane encoder should not do as an error More...

#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_ARM 7

#define	FF_IDCT_ALTIVEC 8

#define	FF_IDCT_SIMPLEARM 10

#define	FF_IDCT_XVID 14

#define	FF_IDCT_SIMPLEARMV5TE 16

#define	FF_IDCT_SIMPLEARMV6 17

#define	FF_IDCT_FAAN 20

#define	FF_IDCT_SIMPLENEON 22

#define	FF_IDCT_NONE 24 /* Used by XvMC to extract IDCT coefficients with FF_IDCT_PERM_NONE */

#define	FF_IDCT_SIMPLEAUTO 128

#define	FF_THREAD_FRAME 1
	Decode more than one frame at once. More...

#define	FF_THREAD_SLICE 2
	Decode more than one part of a single frame at once. More...

#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_MPEG2_AAC_LOW 128

#define	FF_PROFILE_MPEG2_AAC_HE 131

#define	FF_PROFILE_DNXHD 0

#define	FF_PROFILE_DNXHR_LB 1

#define	FF_PROFILE_DNXHR_SQ 2

#define	FF_PROFILE_DNXHR_HQ 3

#define	FF_PROFILE_DNXHR_HQX 4

#define	FF_PROFILE_DNXHR_444 5

#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_DTS_EXPRESS 70

#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_MULTIVIEW_HIGH 118

#define	FF_PROFILE_H264_HIGH_422 122

#define	FF_PROFILE_H264_HIGH_422_INTRA (122\|FF_PROFILE_H264_INTRA)

#define	FF_PROFILE_H264_STEREO_HIGH 128

#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_PROFILE_JPEG2000_CSTREAM_RESTRICTION_0 1

#define	FF_PROFILE_JPEG2000_CSTREAM_RESTRICTION_1 2

#define	FF_PROFILE_JPEG2000_CSTREAM_NO_RESTRICTION 32768

#define	FF_PROFILE_JPEG2000_DCINEMA_2K 3

#define	FF_PROFILE_JPEG2000_DCINEMA_4K 4

#define	FF_PROFILE_VP9_0 0

#define	FF_PROFILE_VP9_1 1

#define	FF_PROFILE_VP9_2 2

#define	FF_PROFILE_VP9_3 3

#define	FF_PROFILE_HEVC_MAIN 1

#define	FF_PROFILE_HEVC_MAIN_10 2

#define	FF_PROFILE_HEVC_MAIN_STILL_PICTURE 3

#define	FF_PROFILE_HEVC_REXT 4

#define	FF_PROFILE_VVC_MAIN_10 1

#define	FF_PROFILE_VVC_MAIN_10_444 33

#define	FF_PROFILE_AV1_MAIN 0

#define	FF_PROFILE_AV1_HIGH 1

#define	FF_PROFILE_AV1_PROFESSIONAL 2

#define	FF_PROFILE_MJPEG_HUFFMAN_BASELINE_DCT 0xc0

#define	FF_PROFILE_MJPEG_HUFFMAN_EXTENDED_SEQUENTIAL_DCT 0xc1

#define	FF_PROFILE_MJPEG_HUFFMAN_PROGRESSIVE_DCT 0xc2

#define	FF_PROFILE_MJPEG_HUFFMAN_LOSSLESS 0xc3

#define	FF_PROFILE_MJPEG_JPEG_LS 0xf7

#define	FF_PROFILE_SBC_MSBC 1

#define	FF_PROFILE_PRORES_PROXY 0

#define	FF_PROFILE_PRORES_LT 1

#define	FF_PROFILE_PRORES_STANDARD 2

#define	FF_PROFILE_PRORES_HQ 3

#define	FF_PROFILE_PRORES_4444 4

#define	FF_PROFILE_PRORES_XQ 5

#define	FF_PROFILE_ARIB_PROFILE_A 0

#define	FF_PROFILE_ARIB_PROFILE_C 1

#define	FF_PROFILE_KLVA_SYNC 0

#define	FF_PROFILE_KLVA_ASYNC 1

#define	FF_LEVEL_UNKNOWN -99

#define	FF_SUB_CHARENC_MODE_DO_NOTHING -1
	do nothing (demuxer outputs a stream supposed to be already in UTF-8, or the codec is bitmap for instance) More...

#define	FF_SUB_CHARENC_MODE_AUTOMATIC 0
	libavcodec will select the mode itself More...

#define	FF_SUB_CHARENC_MODE_PRE_DECODER 1
	the AVPacket data needs to be recoded to UTF-8 before being fed to the decoder, requires iconv More...

#define	FF_SUB_CHARENC_MODE_IGNORE 2
	neither convert the subtitles, nor check them for valid UTF-8 More...

#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	FF_CODEC_PROPERTY_LOSSLESS 0x00000001

#define	FF_CODEC_PROPERTY_CLOSED_CAPTIONS 0x00000002

#define	FF_SUB_TEXT_FMT_ASS 0

#define	FF_SUB_TEXT_FMT_ASS_WITH_TIMINGS 1

#define	AV_HWACCEL_CODEC_CAP_EXPERIMENTAL 0x0200
	HWAccel is experimental and is thus avoided in favor of non experimental codecs. More...

#define	AV_HWACCEL_FLAG_IGNORE_LEVEL (1 << 0)
	Hardware acceleration should be used for decoding even if the codec level used is unknown or higher than the maximum supported level reported by the hardware driver. More...

#define	AV_HWACCEL_FLAG_ALLOW_HIGH_DEPTH (1 << 1)
	Hardware acceleration can output YUV pixel formats with a different chroma sampling than 4:2:0 and/or other than 8 bits per component. More...

#define	AV_HWACCEL_FLAG_ALLOW_PROFILE_MISMATCH (1 << 2)
	Hardware acceleration should still be attempted for decoding when the codec profile does not match the reported capabilities of the hardware. More...

#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. More...

#define	PARSER_FLAG_USE_CODEC_TS 0x1000

Enumerations
enum	AVDiscard { AVDISCARD_NONE =-16, AVDISCARD_DEFAULT = 0, AVDISCARD_NONREF = 8, AVDISCARD_BIDIR = 16, AVDISCARD_NONINTRA = 24, AVDISCARD_NONKEY = 32, AVDISCARD_ALL = 48 }

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	AVSubtitleType { SUBTITLE_NONE, SUBTITLE_BITMAP, SUBTITLE_TEXT, SUBTITLE_ASS }

enum	AVPictureStructure { AV_PICTURE_STRUCTURE_UNKNOWN, AV_PICTURE_STRUCTURE_TOP_FIELD, AV_PICTURE_STRUCTURE_BOTTOM_FIELD, AV_PICTURE_STRUCTURE_FRAME }

enum	AVLockOp { AV_LOCK_CREATE, AV_LOCK_OBTAIN, AV_LOCK_RELEASE, AV_LOCK_DESTROY }
	Lock operation used by lockmgr. More...

Functions
attribute_deprecated AVRational	av_codec_get_pkt_timebase (const AVCodecContext *avctx)
	Accessors for some AVCodecContext fields. More...

attribute_deprecated void	av_codec_set_pkt_timebase (AVCodecContext *avctx, AVRational val)

const attribute_deprecated AVCodecDescriptor *	av_codec_get_codec_descriptor (const AVCodecContext *avctx)

attribute_deprecated void	av_codec_set_codec_descriptor (AVCodecContext avctx, const AVCodecDescriptor desc)

attribute_deprecated unsigned	av_codec_get_codec_properties (const AVCodecContext *avctx)

attribute_deprecated int	av_codec_get_lowres (const AVCodecContext *avctx)

attribute_deprecated void	av_codec_set_lowres (AVCodecContext *avctx, int val)

attribute_deprecated int	av_codec_get_seek_preroll (const AVCodecContext *avctx)

attribute_deprecated void	av_codec_set_seek_preroll (AVCodecContext *avctx, int val)

attribute_deprecated uint16_t *	av_codec_get_chroma_intra_matrix (const AVCodecContext *avctx)

attribute_deprecated void	av_codec_set_chroma_intra_matrix (AVCodecContext avctx, uint16_t val)

attribute_deprecated int	av_codec_get_max_lowres (const AVCodec *codec)

attribute_deprecated 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. More...

unsigned	avcodec_version (void)
	Return the LIBAVCODEC_VERSION_INT constant. More...

const char *	avcodec_configuration (void)
	Return the libavcodec build-time configuration. More...

const char *	avcodec_license (void)
	Return the libavcodec license. More...

attribute_deprecated void	avcodec_register (AVCodec *codec)

attribute_deprecated void	avcodec_register_all (void)

AVCodecContext *	avcodec_alloc_context3 (const AVCodec *codec)
	Allocate an AVCodecContext and set its fields to default values. More...

void	avcodec_free_context (AVCodecContext **avctx)
	Free the codec context and everything associated with it and write NULL to the provided pointer. More...

int	avcodec_get_context_defaults3 (AVCodecContext s, const AVCodec codec)

const AVClass *	avcodec_get_class (void)
	Get the AVClass for AVCodecContext. More...

const attribute_deprecated AVClass *	avcodec_get_frame_class (void)

const AVClass *	avcodec_get_subtitle_rect_class (void)
	Get the AVClass for AVSubtitleRect. More...

attribute_deprecated int	avcodec_copy_context (AVCodecContext dest, const AVCodecContext src)
	Copy the settings of the source AVCodecContext into the destination AVCodecContext. More...

int	avcodec_parameters_from_context (AVCodecParameters par, const AVCodecContext codec)
	Fill the parameters struct based on the values from the supplied codec context. More...

int	avcodec_parameters_to_context (AVCodecContext codec, const AVCodecParameters par)
	Fill the codec context based on the values from the supplied codec parameters. More...

int	avcodec_open2 (AVCodecContext avctx, const AVCodec codec, AVDictionary **options)
	Initialize the AVCodecContext to use the given AVCodec. More...

int	avcodec_close (AVCodecContext *avctx)
	Close a given AVCodecContext and free all the data associated with it (but not the AVCodecContext itself). More...

void	avsubtitle_free (AVSubtitle *sub)
	Free all allocated data in the given subtitle struct. More...

int	avcodec_default_get_buffer2 (AVCodecContext s, AVFrame frame, int flags)
	The default callback for AVCodecContext.get_buffer2(). More...

int	avcodec_default_get_encode_buffer (AVCodecContext s, AVPacket pkt, int flags)
	The default callback for AVCodecContext.get_encode_buffer(). More...

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. More...

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]. More...

int	avcodec_enum_to_chroma_pos (int xpos, int ypos, enum AVChromaLocation pos)
	Converts AVChromaLocation to swscale x/y chroma position. More...

enum AVChromaLocation	avcodec_chroma_pos_to_enum (int xpos, int ypos)
	Converts swscale x/y chroma position to AVChromaLocation. More...

attribute_deprecated 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. More...

attribute_deprecated 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. More...

int	avcodec_decode_subtitle2 (AVCodecContext avctx, AVSubtitle sub, int got_sub_ptr, AVPacket avpkt)
	Decode a subtitle message. More...

int	avcodec_send_packet (AVCodecContext avctx, const AVPacket avpkt)
	Supply raw packet data as input to a decoder. More...

int	avcodec_receive_frame (AVCodecContext avctx, AVFrame frame)
	Return decoded output data from a decoder. More...

int	avcodec_send_frame (AVCodecContext avctx, const AVFrame frame)
	Supply a raw video or audio frame to the encoder. More...

int	avcodec_receive_packet (AVCodecContext avctx, AVPacket avpkt)
	Read encoded data from the encoder. More...

int	avcodec_get_hw_frames_parameters (AVCodecContext avctx, AVBufferRef device_ref, enum AVPixelFormat hw_pix_fmt, AVBufferRef **out_frames_ref)
	Create and return a AVHWFramesContext with values adequate for hardware decoding. More...

const AVCodecParser *	av_parser_iterate (void **opaque)
	Iterate over all registered codec parsers. More...

attribute_deprecated AVCodecParser *	av_parser_next (const AVCodecParser *c)

attribute_deprecated 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. More...

attribute_deprecated 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)

attribute_deprecated int	avcodec_encode_audio2 (AVCodecContext avctx, AVPacket avpkt, const AVFrame frame, int got_packet_ptr)
	Encode a frame of audio. More...

attribute_deprecated int	avcodec_encode_video2 (AVCodecContext avctx, AVPacket avpkt, const AVFrame frame, int got_packet_ptr)
	Encode a frame of video. More...

int	avcodec_encode_subtitle (AVCodecContext avctx, uint8_t buf, int buf_size, const AVSubtitle *sub)

attribute_deprecated int	avpicture_alloc (AVPicture *picture, enum AVPixelFormat pix_fmt, int width, int height)

attribute_deprecated void	avpicture_free (AVPicture *picture)

attribute_deprecated int	avpicture_fill (AVPicture picture, const uint8_t ptr, enum AVPixelFormat pix_fmt, int width, int height)

attribute_deprecated int	avpicture_layout (const AVPicture src, enum AVPixelFormat pix_fmt, int width, int height, unsigned char dest, int dest_size)

attribute_deprecated int	avpicture_get_size (enum AVPixelFormat pix_fmt, int width, int height)

attribute_deprecated void	av_picture_copy (AVPicture dst, const AVPicture src, enum AVPixelFormat pix_fmt, int width, int height)

attribute_deprecated int	av_picture_crop (AVPicture dst, const AVPicture src, enum AVPixelFormat pix_fmt, int top_band, int left_band)

attribute_deprecated 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)

attribute_deprecated void	avcodec_get_chroma_sub_sample (enum AVPixelFormat pix_fmt, int h_shift, int v_shift)

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. More...

enum AVPixelFormat	avcodec_find_best_pix_fmt_of_list (const 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. More...

attribute_deprecated int	avcodec_get_pix_fmt_loss (enum AVPixelFormat dst_pix_fmt, enum AVPixelFormat src_pix_fmt, int has_alpha)

attribute_deprecated 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)

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)

attribute_deprecated 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. More...

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. More...

const char *	avcodec_profile_name (enum AVCodecID codec_id, int profile)
	Return a name for the specified profile, if available. More...

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. More...

void	avcodec_flush_buffers (AVCodecContext *avctx)
	Reset the internal codec state / flush internal buffers. More...

int	av_get_bits_per_sample (enum AVCodecID codec_id)
	Return codec bits per sample. More...

enum AVCodecID	av_get_pcm_codec (enum AVSampleFormat fmt, int be)
	Return the PCM codec associated with a sample format. More...

int	av_get_exact_bits_per_sample (enum AVCodecID codec_id)
	Return codec bits per sample. More...

int	av_get_audio_frame_duration (AVCodecContext *avctx, int frame_bytes)
	Return audio frame duration. More...

int	av_get_audio_frame_duration2 (AVCodecParameters *par, int frame_bytes)
	This function is the same as av_get_audio_frame_duration(), except it works with AVCodecParameters instead of an AVCodecContext. More...

attribute_deprecated void	av_register_bitstream_filter (AVBitStreamFilter *bsf)

attribute_deprecated AVBitStreamFilterContext *	av_bitstream_filter_init (const char *name)

attribute_deprecated 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)

attribute_deprecated void	av_bitstream_filter_close (AVBitStreamFilterContext *bsf)

const attribute_deprecated AVBitStreamFilter *	av_bitstream_filter_next (const AVBitStreamFilter *f)

const attribute_deprecated AVBitStreamFilter *	av_bsf_next (void **opaque)

void	av_fast_padded_malloc (void ptr, unsigned int size, size_t min_size)
	Same behaviour av_fast_malloc but the buffer has additional AV_INPUT_BUFFER_PADDING_SIZE at the end which will always be 0. More...

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. More...

unsigned int	av_xiphlacing (unsigned char *s, unsigned int v)
	Encode extradata length to a buffer. More...

attribute_deprecated void	av_register_hwaccel (AVHWAccel *hwaccel)
	Register the hardware accelerator hwaccel. More...

attribute_deprecated AVHWAccel *	av_hwaccel_next (const 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. More...

attribute_deprecated int	av_lockmgr_register (int(cb)(void *mutex, enum AVLockOp op))
	Register a user provided lock manager supporting the operations specified by AVLockOp. More...

int	avcodec_is_open (AVCodecContext *s)

AVCPBProperties *	av_cpb_properties_alloc (size_t *size)
	Allocate a CPB properties structure and initialize its fields to default values. More...

Detailed Description

Libavcodec external API header

Definition in file avcodec.h.

Macro Definition Documentation

◆ FF_COMPRESSION_DEFAULT

#define FF_COMPRESSION_DEFAULT -1

Definition at line 609 of file avcodec.h.

◆ FF_PRED_LEFT

#define FF_PRED_LEFT 0

Definition at line 896 of file avcodec.h.

◆ FF_PRED_PLANE

#define FF_PRED_PLANE 1

Definition at line 897 of file avcodec.h.

◆ FF_PRED_MEDIAN

#define FF_PRED_MEDIAN 2

Definition at line 898 of file avcodec.h.

◆ FF_CMP_SAD

#define FF_CMP_SAD 0

Definition at line 941 of file avcodec.h.

◆ FF_CMP_SSE

#define FF_CMP_SSE 1

Definition at line 942 of file avcodec.h.

◆ FF_CMP_SATD

#define FF_CMP_SATD 2

Definition at line 943 of file avcodec.h.

◆ FF_CMP_DCT

#define FF_CMP_DCT 3

Definition at line 944 of file avcodec.h.

◆ FF_CMP_PSNR

#define FF_CMP_PSNR 4

Definition at line 945 of file avcodec.h.

◆ FF_CMP_BIT

#define FF_CMP_BIT 5

Definition at line 946 of file avcodec.h.

◆ FF_CMP_RD

#define FF_CMP_RD 6

Definition at line 947 of file avcodec.h.

◆ FF_CMP_ZERO

#define FF_CMP_ZERO 7

Definition at line 948 of file avcodec.h.

◆ FF_CMP_VSAD

#define FF_CMP_VSAD 8

Definition at line 949 of file avcodec.h.

◆ FF_CMP_VSSE

#define FF_CMP_VSSE 9

Definition at line 950 of file avcodec.h.

◆ FF_CMP_NSSE

#define FF_CMP_NSSE 10

Definition at line 951 of file avcodec.h.

◆ FF_CMP_W53

#define FF_CMP_W53 11

Definition at line 952 of file avcodec.h.

◆ FF_CMP_W97

#define FF_CMP_W97 12

Definition at line 953 of file avcodec.h.

◆ FF_CMP_DCTMAX

#define FF_CMP_DCTMAX 13

Definition at line 954 of file avcodec.h.

◆ FF_CMP_DCT264

#define FF_CMP_DCT264 14

Definition at line 955 of file avcodec.h.

◆ FF_CMP_MEDIAN_SAD

#define FF_CMP_MEDIAN_SAD 15

Definition at line 956 of file avcodec.h.

◆ FF_CMP_CHROMA

#define FF_CMP_CHROMA 256

Definition at line 957 of file avcodec.h.

◆ SLICE_FLAG_CODED_ORDER

#define SLICE_FLAG_CODED_ORDER 0x0001

draw_horiz_band() is called in coded order instead of display

Definition at line 1015 of file avcodec.h.

◆ SLICE_FLAG_ALLOW_FIELD

#define SLICE_FLAG_ALLOW_FIELD 0x0002

allow draw_horiz_band() with field slices (MPEG-2 field pics)

Definition at line 1016 of file avcodec.h.

◆ SLICE_FLAG_ALLOW_PLANE

#define SLICE_FLAG_ALLOW_PLANE 0x0004

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

Definition at line 1017 of file avcodec.h.

◆ FF_MB_DECISION_SIMPLE

#define FF_MB_DECISION_SIMPLE 0

uses mb_cmp

Definition at line 1025 of file avcodec.h.

◆ FF_MB_DECISION_BITS

#define FF_MB_DECISION_BITS 1

chooses the one which needs the fewest bits

Definition at line 1026 of file avcodec.h.

◆ FF_MB_DECISION_RD

#define FF_MB_DECISION_RD 2

rate distortion

Definition at line 1027 of file avcodec.h.

◆ FF_CODER_TYPE_VLC

#define FF_CODER_TYPE_VLC 0

Definition at line 1447 of file avcodec.h.

◆ FF_CODER_TYPE_AC

#define FF_CODER_TYPE_AC 1

Definition at line 1448 of file avcodec.h.

◆ FF_CODER_TYPE_RAW

#define FF_CODER_TYPE_RAW 2

Definition at line 1449 of file avcodec.h.

◆ FF_CODER_TYPE_RLE

#define FF_CODER_TYPE_RLE 3

Definition at line 1450 of file avcodec.h.

◆ FF_BUG_AUTODETECT

#define FF_BUG_AUTODETECT 1

autodetection

Definition at line 1573 of file avcodec.h.

◆ FF_BUG_XVID_ILACE

#define FF_BUG_XVID_ILACE 4

Definition at line 1574 of file avcodec.h.

◆ FF_BUG_UMP4

#define FF_BUG_UMP4 8

Definition at line 1575 of file avcodec.h.

◆ FF_BUG_NO_PADDING

#define FF_BUG_NO_PADDING 16

Definition at line 1576 of file avcodec.h.

◆ FF_BUG_AMV

#define FF_BUG_AMV 32

Definition at line 1577 of file avcodec.h.

◆ FF_BUG_QPEL_CHROMA

#define FF_BUG_QPEL_CHROMA 64

Definition at line 1578 of file avcodec.h.

◆ FF_BUG_STD_QPEL

#define FF_BUG_STD_QPEL 128

Definition at line 1579 of file avcodec.h.

◆ FF_BUG_QPEL_CHROMA2

#define FF_BUG_QPEL_CHROMA2 256

Definition at line 1580 of file avcodec.h.

◆ FF_BUG_DIRECT_BLOCKSIZE

#define FF_BUG_DIRECT_BLOCKSIZE 512

Definition at line 1581 of file avcodec.h.

◆ FF_BUG_EDGE

#define FF_BUG_EDGE 1024

Definition at line 1582 of file avcodec.h.

◆ FF_BUG_HPEL_CHROMA

#define FF_BUG_HPEL_CHROMA 2048

Definition at line 1583 of file avcodec.h.

◆ FF_BUG_DC_CLIP

#define FF_BUG_DC_CLIP 4096

Definition at line 1584 of file avcodec.h.

◆ FF_BUG_MS

#define FF_BUG_MS 8192

Work around various bugs in Microsoft's broken decoders.

Definition at line 1585 of file avcodec.h.

◆ FF_BUG_TRUNCATED

#define FF_BUG_TRUNCATED 16384

Definition at line 1586 of file avcodec.h.

◆ FF_BUG_IEDGE

#define FF_BUG_IEDGE 32768

Definition at line 1587 of file avcodec.h.

◆ FF_COMPLIANCE_VERY_STRICT

#define FF_COMPLIANCE_VERY_STRICT 2

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

Definition at line 1602 of file avcodec.h.

◆ FF_COMPLIANCE_STRICT

#define FF_COMPLIANCE_STRICT 1

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

Definition at line 1603 of file avcodec.h.

◆ FF_COMPLIANCE_NORMAL

#define FF_COMPLIANCE_NORMAL 0

Definition at line 1604 of file avcodec.h.

◆ FF_COMPLIANCE_UNOFFICIAL

#define FF_COMPLIANCE_UNOFFICIAL -1

Allow unofficial extensions.

Definition at line 1605 of file avcodec.h.

◆ FF_COMPLIANCE_EXPERIMENTAL

#define FF_COMPLIANCE_EXPERIMENTAL -2

Allow nonstandardized experimental things.

Examples: transcode_aac.c.

Definition at line 1606 of file avcodec.h.

◆ FF_EC_GUESS_MVS

#define FF_EC_GUESS_MVS 1

Definition at line 1614 of file avcodec.h.

◆ FF_EC_DEBLOCK

#define FF_EC_DEBLOCK 2

Definition at line 1615 of file avcodec.h.

◆ FF_EC_FAVOR_INTER

#define FF_EC_FAVOR_INTER 256

Definition at line 1616 of file avcodec.h.

◆ FF_DEBUG_PICT_INFO

#define FF_DEBUG_PICT_INFO 1

Definition at line 1624 of file avcodec.h.

◆ FF_DEBUG_RC

#define FF_DEBUG_RC 2

Definition at line 1625 of file avcodec.h.

◆ FF_DEBUG_BITSTREAM

#define FF_DEBUG_BITSTREAM 4

Definition at line 1626 of file avcodec.h.

◆ FF_DEBUG_MB_TYPE

#define FF_DEBUG_MB_TYPE 8

Definition at line 1627 of file avcodec.h.

◆ FF_DEBUG_QP

#define FF_DEBUG_QP 16

Definition at line 1628 of file avcodec.h.

◆ FF_DEBUG_DCT_COEFF

#define FF_DEBUG_DCT_COEFF 0x00000040

Definition at line 1629 of file avcodec.h.

◆ FF_DEBUG_SKIP

#define FF_DEBUG_SKIP 0x00000080

Definition at line 1630 of file avcodec.h.

◆ FF_DEBUG_STARTCODE

#define FF_DEBUG_STARTCODE 0x00000100

Definition at line 1631 of file avcodec.h.

◆ FF_DEBUG_ER

#define FF_DEBUG_ER 0x00000400

Definition at line 1632 of file avcodec.h.

◆ FF_DEBUG_MMCO

#define FF_DEBUG_MMCO 0x00000800

Definition at line 1633 of file avcodec.h.

◆ FF_DEBUG_BUGS

#define FF_DEBUG_BUGS 0x00001000

Definition at line 1634 of file avcodec.h.

◆ FF_DEBUG_BUFFERS

#define FF_DEBUG_BUFFERS 0x00008000

Definition at line 1635 of file avcodec.h.

◆ FF_DEBUG_THREADS

#define FF_DEBUG_THREADS 0x00010000

Definition at line 1636 of file avcodec.h.

◆ FF_DEBUG_GREEN_MD

#define FF_DEBUG_GREEN_MD 0x00800000

Definition at line 1637 of file avcodec.h.

◆ FF_DEBUG_NOMC

#define FF_DEBUG_NOMC 0x01000000

Definition at line 1638 of file avcodec.h.

◆ AV_EF_CRCCHECK

#define AV_EF_CRCCHECK (1<<0)

Verify checksums embedded in the bitstream (could be of either encoded or decoded data, depending on the codec) and print an error message on mismatch.

If AV_EF_EXPLODE is also set, a mismatching checksum will result in the decoder returning an error.

Definition at line 1653 of file avcodec.h.

◆ AV_EF_BITSTREAM

#define AV_EF_BITSTREAM (1<<1)

detect bitstream specification deviations

Definition at line 1654 of file avcodec.h.

◆ AV_EF_BUFFER

#define AV_EF_BUFFER (1<<2)

detect improper bitstream length

Definition at line 1655 of file avcodec.h.

◆ AV_EF_EXPLODE

#define AV_EF_EXPLODE (1<<3)

abort decoding on minor error detection

Definition at line 1656 of file avcodec.h.

◆ AV_EF_IGNORE_ERR

#define AV_EF_IGNORE_ERR (1<<15)

ignore errors and continue

Definition at line 1658 of file avcodec.h.

◆ AV_EF_CAREFUL

#define AV_EF_CAREFUL (1<<16)

consider things that violate the spec, are fast to calculate and have not been seen in the wild as errors

Definition at line 1659 of file avcodec.h.

◆ AV_EF_COMPLIANT

#define AV_EF_COMPLIANT (1<<17)

consider all spec non compliances as errors

Definition at line 1660 of file avcodec.h.

◆ AV_EF_AGGRESSIVE

#define AV_EF_AGGRESSIVE (1<<18)

consider things that a sane encoder should not do as an error

Definition at line 1661 of file avcodec.h.

◆ FF_DCT_AUTO

#define FF_DCT_AUTO 0

Definition at line 1707 of file avcodec.h.

◆ FF_DCT_FASTINT

#define FF_DCT_FASTINT 1

Definition at line 1708 of file avcodec.h.

◆ FF_DCT_INT

#define FF_DCT_INT 2

Definition at line 1709 of file avcodec.h.

◆ FF_DCT_MMX

#define FF_DCT_MMX 3

Definition at line 1710 of file avcodec.h.

◆ FF_DCT_ALTIVEC

#define FF_DCT_ALTIVEC 5

Definition at line 1711 of file avcodec.h.

◆ FF_DCT_FAAN

#define FF_DCT_FAAN 6

Definition at line 1712 of file avcodec.h.

◆ FF_IDCT_AUTO

#define FF_IDCT_AUTO 0

Definition at line 1720 of file avcodec.h.

◆ FF_IDCT_INT

#define FF_IDCT_INT 1

Definition at line 1721 of file avcodec.h.

◆ FF_IDCT_SIMPLE

#define FF_IDCT_SIMPLE 2

Definition at line 1722 of file avcodec.h.

◆ FF_IDCT_SIMPLEMMX

#define FF_IDCT_SIMPLEMMX 3

Definition at line 1723 of file avcodec.h.

◆ FF_IDCT_ARM

#define FF_IDCT_ARM 7

Definition at line 1724 of file avcodec.h.

◆ FF_IDCT_ALTIVEC

#define FF_IDCT_ALTIVEC 8

Definition at line 1725 of file avcodec.h.

◆ FF_IDCT_SIMPLEARM

#define FF_IDCT_SIMPLEARM 10

Definition at line 1726 of file avcodec.h.

◆ FF_IDCT_XVID

#define FF_IDCT_XVID 14

Definition at line 1727 of file avcodec.h.

◆ FF_IDCT_SIMPLEARMV5TE

#define FF_IDCT_SIMPLEARMV5TE 16

Definition at line 1728 of file avcodec.h.

◆ FF_IDCT_SIMPLEARMV6

#define FF_IDCT_SIMPLEARMV6 17

Definition at line 1729 of file avcodec.h.

◆ FF_IDCT_FAAN

#define FF_IDCT_FAAN 20

Definition at line 1730 of file avcodec.h.

◆ FF_IDCT_SIMPLENEON

#define FF_IDCT_SIMPLENEON 22

Definition at line 1731 of file avcodec.h.

◆ FF_IDCT_NONE

#define FF_IDCT_NONE 24 /* Used by XvMC to extract IDCT coefficients with FF_IDCT_PERM_NONE */

Definition at line 1732 of file avcodec.h.

◆ FF_IDCT_SIMPLEAUTO

#define FF_IDCT_SIMPLEAUTO 128

Definition at line 1733 of file avcodec.h.

◆ FF_THREAD_FRAME

#define FF_THREAD_FRAME 1

Decode more than one frame at once.

Definition at line 1784 of file avcodec.h.

◆ FF_THREAD_SLICE

#define FF_THREAD_SLICE 2

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

Definition at line 1785 of file avcodec.h.

◆ FF_PROFILE_UNKNOWN

#define FF_PROFILE_UNKNOWN -99

Definition at line 1859 of file avcodec.h.

◆ FF_PROFILE_RESERVED

#define FF_PROFILE_RESERVED -100

Definition at line 1860 of file avcodec.h.

◆ FF_PROFILE_AAC_MAIN

#define FF_PROFILE_AAC_MAIN 0

Definition at line 1862 of file avcodec.h.

◆ FF_PROFILE_AAC_LOW

#define FF_PROFILE_AAC_LOW 1

Definition at line 1863 of file avcodec.h.

◆ FF_PROFILE_AAC_SSR

#define FF_PROFILE_AAC_SSR 2

Definition at line 1864 of file avcodec.h.

◆ FF_PROFILE_AAC_LTP

#define FF_PROFILE_AAC_LTP 3

Definition at line 1865 of file avcodec.h.

◆ FF_PROFILE_AAC_HE

#define FF_PROFILE_AAC_HE 4

Definition at line 1866 of file avcodec.h.

◆ FF_PROFILE_AAC_HE_V2

#define FF_PROFILE_AAC_HE_V2 28

Definition at line 1867 of file avcodec.h.

◆ FF_PROFILE_AAC_LD

#define FF_PROFILE_AAC_LD 22

Definition at line 1868 of file avcodec.h.

◆ FF_PROFILE_AAC_ELD

#define FF_PROFILE_AAC_ELD 38

Definition at line 1869 of file avcodec.h.

◆ FF_PROFILE_MPEG2_AAC_LOW

#define FF_PROFILE_MPEG2_AAC_LOW 128

Definition at line 1870 of file avcodec.h.

◆ FF_PROFILE_MPEG2_AAC_HE

#define FF_PROFILE_MPEG2_AAC_HE 131

Definition at line 1871 of file avcodec.h.

◆ FF_PROFILE_DNXHD

#define FF_PROFILE_DNXHD 0

Definition at line 1873 of file avcodec.h.

◆ FF_PROFILE_DNXHR_LB

#define FF_PROFILE_DNXHR_LB 1

Definition at line 1874 of file avcodec.h.

◆ FF_PROFILE_DNXHR_SQ

#define FF_PROFILE_DNXHR_SQ 2

Definition at line 1875 of file avcodec.h.

◆ FF_PROFILE_DNXHR_HQ

#define FF_PROFILE_DNXHR_HQ 3

Definition at line 1876 of file avcodec.h.

◆ FF_PROFILE_DNXHR_HQX

#define FF_PROFILE_DNXHR_HQX 4

Definition at line 1877 of file avcodec.h.

◆ FF_PROFILE_DNXHR_444

#define FF_PROFILE_DNXHR_444 5

Definition at line 1878 of file avcodec.h.

◆ FF_PROFILE_DTS

#define FF_PROFILE_DTS 20

Definition at line 1880 of file avcodec.h.

◆ FF_PROFILE_DTS_ES

#define FF_PROFILE_DTS_ES 30

Definition at line 1881 of file avcodec.h.

◆ FF_PROFILE_DTS_96_24

#define FF_PROFILE_DTS_96_24 40

Definition at line 1882 of file avcodec.h.

◆ FF_PROFILE_DTS_HD_HRA

#define FF_PROFILE_DTS_HD_HRA 50

Definition at line 1883 of file avcodec.h.

◆ FF_PROFILE_DTS_HD_MA

#define FF_PROFILE_DTS_HD_MA 60

Definition at line 1884 of file avcodec.h.

◆ FF_PROFILE_DTS_EXPRESS

#define FF_PROFILE_DTS_EXPRESS 70

Definition at line 1885 of file avcodec.h.

◆ FF_PROFILE_MPEG2_422

#define FF_PROFILE_MPEG2_422 0

Definition at line 1887 of file avcodec.h.

◆ FF_PROFILE_MPEG2_HIGH

#define FF_PROFILE_MPEG2_HIGH 1

Definition at line 1888 of file avcodec.h.

◆ FF_PROFILE_MPEG2_SS

#define FF_PROFILE_MPEG2_SS 2

Definition at line 1889 of file avcodec.h.

◆ FF_PROFILE_MPEG2_SNR_SCALABLE

#define FF_PROFILE_MPEG2_SNR_SCALABLE 3

Definition at line 1890 of file avcodec.h.

◆ FF_PROFILE_MPEG2_MAIN

#define FF_PROFILE_MPEG2_MAIN 4

Definition at line 1891 of file avcodec.h.

◆ FF_PROFILE_MPEG2_SIMPLE

#define FF_PROFILE_MPEG2_SIMPLE 5

Definition at line 1892 of file avcodec.h.

◆ FF_PROFILE_H264_CONSTRAINED

#define FF_PROFILE_H264_CONSTRAINED (1<<9)

Definition at line 1894 of file avcodec.h.

◆ FF_PROFILE_H264_INTRA

#define FF_PROFILE_H264_INTRA (1<<11)

Definition at line 1895 of file avcodec.h.

◆ FF_PROFILE_H264_BASELINE

#define FF_PROFILE_H264_BASELINE 66

Definition at line 1897 of file avcodec.h.

◆ FF_PROFILE_H264_CONSTRAINED_BASELINE

#define FF_PROFILE_H264_CONSTRAINED_BASELINE (66|FF_PROFILE_H264_CONSTRAINED)

Definition at line 1898 of file avcodec.h.

◆ FF_PROFILE_H264_MAIN

#define FF_PROFILE_H264_MAIN 77

Definition at line 1899 of file avcodec.h.

◆ FF_PROFILE_H264_EXTENDED

#define FF_PROFILE_H264_EXTENDED 88

Definition at line 1900 of file avcodec.h.

◆ FF_PROFILE_H264_HIGH

#define FF_PROFILE_H264_HIGH 100

Definition at line 1901 of file avcodec.h.

◆ FF_PROFILE_H264_HIGH_10

#define FF_PROFILE_H264_HIGH_10 110

Definition at line 1902 of file avcodec.h.

◆ FF_PROFILE_H264_HIGH_10_INTRA

#define FF_PROFILE_H264_HIGH_10_INTRA (110|FF_PROFILE_H264_INTRA)

Definition at line 1903 of file avcodec.h.

◆ FF_PROFILE_H264_MULTIVIEW_HIGH

#define FF_PROFILE_H264_MULTIVIEW_HIGH 118

Definition at line 1904 of file avcodec.h.

◆ FF_PROFILE_H264_HIGH_422

#define FF_PROFILE_H264_HIGH_422 122

Definition at line 1905 of file avcodec.h.

◆ FF_PROFILE_H264_HIGH_422_INTRA

#define FF_PROFILE_H264_HIGH_422_INTRA (122|FF_PROFILE_H264_INTRA)

Definition at line 1906 of file avcodec.h.

◆ FF_PROFILE_H264_STEREO_HIGH

#define FF_PROFILE_H264_STEREO_HIGH 128

Definition at line 1907 of file avcodec.h.

◆ FF_PROFILE_H264_HIGH_444

#define FF_PROFILE_H264_HIGH_444 144

Definition at line 1908 of file avcodec.h.

◆ FF_PROFILE_H264_HIGH_444_PREDICTIVE

#define FF_PROFILE_H264_HIGH_444_PREDICTIVE 244

Definition at line 1909 of file avcodec.h.

◆ FF_PROFILE_H264_HIGH_444_INTRA

#define FF_PROFILE_H264_HIGH_444_INTRA (244|FF_PROFILE_H264_INTRA)

Definition at line 1910 of file avcodec.h.

◆ FF_PROFILE_H264_CAVLC_444

#define FF_PROFILE_H264_CAVLC_444 44

Definition at line 1911 of file avcodec.h.

◆ FF_PROFILE_VC1_SIMPLE

#define FF_PROFILE_VC1_SIMPLE 0

Definition at line 1913 of file avcodec.h.

◆ FF_PROFILE_VC1_MAIN

#define FF_PROFILE_VC1_MAIN 1

Definition at line 1914 of file avcodec.h.

◆ FF_PROFILE_VC1_COMPLEX

#define FF_PROFILE_VC1_COMPLEX 2

Definition at line 1915 of file avcodec.h.

◆ FF_PROFILE_VC1_ADVANCED

#define FF_PROFILE_VC1_ADVANCED 3

Definition at line 1916 of file avcodec.h.

◆ FF_PROFILE_MPEG4_SIMPLE

#define FF_PROFILE_MPEG4_SIMPLE 0

Definition at line 1918 of file avcodec.h.

◆ FF_PROFILE_MPEG4_SIMPLE_SCALABLE

#define FF_PROFILE_MPEG4_SIMPLE_SCALABLE 1

Definition at line 1919 of file avcodec.h.

◆ FF_PROFILE_MPEG4_CORE

#define FF_PROFILE_MPEG4_CORE 2

Definition at line 1920 of file avcodec.h.

◆ FF_PROFILE_MPEG4_MAIN

#define FF_PROFILE_MPEG4_MAIN 3

Definition at line 1921 of file avcodec.h.

◆ FF_PROFILE_MPEG4_N_BIT

#define FF_PROFILE_MPEG4_N_BIT 4

Definition at line 1922 of file avcodec.h.

◆ FF_PROFILE_MPEG4_SCALABLE_TEXTURE

#define FF_PROFILE_MPEG4_SCALABLE_TEXTURE 5

Definition at line 1923 of file avcodec.h.

◆ FF_PROFILE_MPEG4_SIMPLE_FACE_ANIMATION

#define FF_PROFILE_MPEG4_SIMPLE_FACE_ANIMATION 6

Definition at line 1924 of file avcodec.h.

◆ FF_PROFILE_MPEG4_BASIC_ANIMATED_TEXTURE

#define FF_PROFILE_MPEG4_BASIC_ANIMATED_TEXTURE 7

Definition at line 1925 of file avcodec.h.

◆ FF_PROFILE_MPEG4_HYBRID

#define FF_PROFILE_MPEG4_HYBRID 8

Definition at line 1926 of file avcodec.h.

◆ FF_PROFILE_MPEG4_ADVANCED_REAL_TIME

#define FF_PROFILE_MPEG4_ADVANCED_REAL_TIME 9

Definition at line 1927 of file avcodec.h.

◆ FF_PROFILE_MPEG4_CORE_SCALABLE

#define FF_PROFILE_MPEG4_CORE_SCALABLE 10

Definition at line 1928 of file avcodec.h.

◆ FF_PROFILE_MPEG4_ADVANCED_CODING

#define FF_PROFILE_MPEG4_ADVANCED_CODING 11

Definition at line 1929 of file avcodec.h.

◆ FF_PROFILE_MPEG4_ADVANCED_CORE

#define FF_PROFILE_MPEG4_ADVANCED_CORE 12

Definition at line 1930 of file avcodec.h.

◆ FF_PROFILE_MPEG4_ADVANCED_SCALABLE_TEXTURE

#define FF_PROFILE_MPEG4_ADVANCED_SCALABLE_TEXTURE 13

Definition at line 1931 of file avcodec.h.

◆ FF_PROFILE_MPEG4_SIMPLE_STUDIO

#define FF_PROFILE_MPEG4_SIMPLE_STUDIO 14

Definition at line 1932 of file avcodec.h.

◆ FF_PROFILE_MPEG4_ADVANCED_SIMPLE

#define FF_PROFILE_MPEG4_ADVANCED_SIMPLE 15

Definition at line 1933 of file avcodec.h.

◆ FF_PROFILE_JPEG2000_CSTREAM_RESTRICTION_0

#define FF_PROFILE_JPEG2000_CSTREAM_RESTRICTION_0 1

Definition at line 1935 of file avcodec.h.

◆ FF_PROFILE_JPEG2000_CSTREAM_RESTRICTION_1

#define FF_PROFILE_JPEG2000_CSTREAM_RESTRICTION_1 2

Definition at line 1936 of file avcodec.h.

◆ FF_PROFILE_JPEG2000_CSTREAM_NO_RESTRICTION

#define FF_PROFILE_JPEG2000_CSTREAM_NO_RESTRICTION 32768

Definition at line 1937 of file avcodec.h.

◆ FF_PROFILE_JPEG2000_DCINEMA_2K

#define FF_PROFILE_JPEG2000_DCINEMA_2K 3

Definition at line 1938 of file avcodec.h.

◆ FF_PROFILE_JPEG2000_DCINEMA_4K

#define FF_PROFILE_JPEG2000_DCINEMA_4K 4

Definition at line 1939 of file avcodec.h.

◆ FF_PROFILE_VP9_0

#define FF_PROFILE_VP9_0 0

Definition at line 1941 of file avcodec.h.

◆ FF_PROFILE_VP9_1

#define FF_PROFILE_VP9_1 1

Definition at line 1942 of file avcodec.h.

◆ FF_PROFILE_VP9_2

#define FF_PROFILE_VP9_2 2

Definition at line 1943 of file avcodec.h.

◆ FF_PROFILE_VP9_3

#define FF_PROFILE_VP9_3 3

Definition at line 1944 of file avcodec.h.

◆ FF_PROFILE_HEVC_MAIN

#define FF_PROFILE_HEVC_MAIN 1

Definition at line 1946 of file avcodec.h.

◆ FF_PROFILE_HEVC_MAIN_10

#define FF_PROFILE_HEVC_MAIN_10 2

Definition at line 1947 of file avcodec.h.

◆ FF_PROFILE_HEVC_MAIN_STILL_PICTURE

#define FF_PROFILE_HEVC_MAIN_STILL_PICTURE 3

Definition at line 1948 of file avcodec.h.

◆ FF_PROFILE_HEVC_REXT

#define FF_PROFILE_HEVC_REXT 4

Definition at line 1949 of file avcodec.h.

◆ FF_PROFILE_VVC_MAIN_10

#define FF_PROFILE_VVC_MAIN_10 1

Definition at line 1951 of file avcodec.h.

◆ FF_PROFILE_VVC_MAIN_10_444

#define FF_PROFILE_VVC_MAIN_10_444 33

Definition at line 1952 of file avcodec.h.

◆ FF_PROFILE_AV1_MAIN

#define FF_PROFILE_AV1_MAIN 0

Definition at line 1954 of file avcodec.h.

◆ FF_PROFILE_AV1_HIGH

#define FF_PROFILE_AV1_HIGH 1

Definition at line 1955 of file avcodec.h.

◆ FF_PROFILE_AV1_PROFESSIONAL

#define FF_PROFILE_AV1_PROFESSIONAL 2

Definition at line 1956 of file avcodec.h.

◆ FF_PROFILE_MJPEG_HUFFMAN_BASELINE_DCT

#define FF_PROFILE_MJPEG_HUFFMAN_BASELINE_DCT 0xc0

Definition at line 1958 of file avcodec.h.

◆ FF_PROFILE_MJPEG_HUFFMAN_EXTENDED_SEQUENTIAL_DCT

#define FF_PROFILE_MJPEG_HUFFMAN_EXTENDED_SEQUENTIAL_DCT 0xc1

Definition at line 1959 of file avcodec.h.

◆ FF_PROFILE_MJPEG_HUFFMAN_PROGRESSIVE_DCT

#define FF_PROFILE_MJPEG_HUFFMAN_PROGRESSIVE_DCT 0xc2

Definition at line 1960 of file avcodec.h.

◆ FF_PROFILE_MJPEG_HUFFMAN_LOSSLESS

#define FF_PROFILE_MJPEG_HUFFMAN_LOSSLESS 0xc3

Definition at line 1961 of file avcodec.h.

◆ FF_PROFILE_MJPEG_JPEG_LS

#define FF_PROFILE_MJPEG_JPEG_LS 0xf7

Definition at line 1962 of file avcodec.h.

◆ FF_PROFILE_SBC_MSBC

#define FF_PROFILE_SBC_MSBC 1

Definition at line 1964 of file avcodec.h.

◆ FF_PROFILE_PRORES_PROXY

#define FF_PROFILE_PRORES_PROXY 0

Definition at line 1966 of file avcodec.h.

◆ FF_PROFILE_PRORES_LT

#define FF_PROFILE_PRORES_LT 1

Definition at line 1967 of file avcodec.h.

◆ FF_PROFILE_PRORES_STANDARD

#define FF_PROFILE_PRORES_STANDARD 2

Definition at line 1968 of file avcodec.h.

◆ FF_PROFILE_PRORES_HQ

#define FF_PROFILE_PRORES_HQ 3

Definition at line 1969 of file avcodec.h.

◆ FF_PROFILE_PRORES_4444

#define FF_PROFILE_PRORES_4444 4

Definition at line 1970 of file avcodec.h.

◆ FF_PROFILE_PRORES_XQ

#define FF_PROFILE_PRORES_XQ 5

Definition at line 1971 of file avcodec.h.

◆ FF_PROFILE_ARIB_PROFILE_A

#define FF_PROFILE_ARIB_PROFILE_A 0

Definition at line 1973 of file avcodec.h.

◆ FF_PROFILE_ARIB_PROFILE_C

#define FF_PROFILE_ARIB_PROFILE_C 1

Definition at line 1974 of file avcodec.h.

◆ FF_PROFILE_KLVA_SYNC

#define FF_PROFILE_KLVA_SYNC 0

Definition at line 1976 of file avcodec.h.

◆ FF_PROFILE_KLVA_ASYNC

#define FF_PROFILE_KLVA_ASYNC 1

Definition at line 1977 of file avcodec.h.

◆ FF_LEVEL_UNKNOWN

#define FF_LEVEL_UNKNOWN -99

Definition at line 1985 of file avcodec.h.

◆ FF_SUB_CHARENC_MODE_DO_NOTHING

#define FF_SUB_CHARENC_MODE_DO_NOTHING -1

do nothing (demuxer outputs a stream supposed to be already in UTF-8, or the codec is bitmap for instance)

Definition at line 2118 of file avcodec.h.

◆ FF_SUB_CHARENC_MODE_AUTOMATIC

#define FF_SUB_CHARENC_MODE_AUTOMATIC 0

libavcodec will select the mode itself

Definition at line 2119 of file avcodec.h.

◆ FF_SUB_CHARENC_MODE_PRE_DECODER

#define FF_SUB_CHARENC_MODE_PRE_DECODER 1

the AVPacket data needs to be recoded to UTF-8 before being fed to the decoder, requires iconv

Definition at line 2120 of file avcodec.h.

◆ FF_SUB_CHARENC_MODE_IGNORE

#define FF_SUB_CHARENC_MODE_IGNORE 2

neither convert the subtitles, nor check them for valid UTF-8

Definition at line 2121 of file avcodec.h.

◆ FF_DEBUG_VIS_MV_P_FOR

#define FF_DEBUG_VIS_MV_P_FOR 0x00000001

Definition at line 2150 of file avcodec.h.

◆ FF_DEBUG_VIS_MV_B_FOR

#define FF_DEBUG_VIS_MV_B_FOR 0x00000002

Definition at line 2151 of file avcodec.h.

◆ FF_DEBUG_VIS_MV_B_BACK

#define FF_DEBUG_VIS_MV_B_BACK 0x00000004

Definition at line 2152 of file avcodec.h.

◆ FF_CODEC_PROPERTY_LOSSLESS

#define FF_CODEC_PROPERTY_LOSSLESS 0x00000001

Definition at line 2184 of file avcodec.h.

◆ FF_CODEC_PROPERTY_CLOSED_CAPTIONS

#define FF_CODEC_PROPERTY_CLOSED_CAPTIONS 0x00000002

Definition at line 2185 of file avcodec.h.

◆ FF_SUB_TEXT_FMT_ASS

#define FF_SUB_TEXT_FMT_ASS 0

Definition at line 2226 of file avcodec.h.

◆ FF_SUB_TEXT_FMT_ASS_WITH_TIMINGS

#define FF_SUB_TEXT_FMT_ASS_WITH_TIMINGS 1

Definition at line 2228 of file avcodec.h.

◆ AV_PARSER_PTS_NB

#define AV_PARSER_PTS_NB 4

Definition at line 3404 of file avcodec.h.

◆ PARSER_FLAG_COMPLETE_FRAMES

#define PARSER_FLAG_COMPLETE_FRAMES 0x0001

Definition at line 3411 of file avcodec.h.

◆ PARSER_FLAG_ONCE

#define PARSER_FLAG_ONCE 0x0002

Definition at line 3412 of file avcodec.h.

◆ PARSER_FLAG_FETCHED_OFFSET

#define PARSER_FLAG_FETCHED_OFFSET 0x0004

Set if the parser has a valid file offset.

Definition at line 3414 of file avcodec.h.

◆ PARSER_FLAG_USE_CODEC_TS

#define PARSER_FLAG_USE_CODEC_TS 0x1000

Definition at line 3415 of file avcodec.h.

Data Structures

Macros

Enumerations

Functions