diff options
Diffstat (limited to 'libavcodec/avcodec.h')
| -rw-r--r-- | libavcodec/avcodec.h | 280 |
1 files changed, 140 insertions, 140 deletions
diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h index 7cf7f979fb..b193c26181 100644 --- a/libavcodec/avcodec.h +++ b/libavcodec/avcodec.h @@ -32,7 +32,7 @@ extern "C" { #define AV_TIME_BASE_Q (AVRational){1, AV_TIME_BASE} enum CodecID { - CODEC_ID_NONE, + CODEC_ID_NONE, CODEC_ID_MPEG1VIDEO, CODEC_ID_MPEG2VIDEO, /* prefered ID for MPEG Video 1 or 2 decoding */ CODEC_ID_MPEG2VIDEO_XVMC, @@ -163,7 +163,7 @@ enum CodecID { CODEC_ID_INTERPLAY_DPCM, CODEC_ID_XAN_DPCM, CODEC_ID_SOL_DPCM, - + CODEC_ID_MP2= 0x15000, CODEC_ID_MP3, /* prefered ID for MPEG Audio layer 1, 2 or3 decoding */ CODEC_ID_AAC, @@ -185,16 +185,16 @@ enum CodecID { CODEC_ID_SHORTEN, CODEC_ID_ALAC, CODEC_ID_WESTWOOD_SND1, - CODEC_ID_GSM, + CODEC_ID_GSM, CODEC_ID_QDM2, CODEC_ID_COOK, - - CODEC_ID_OGGTHEORA= 0x16000, + + CODEC_ID_OGGTHEORA= 0x16000, /* subtitle codecs */ - CODEC_ID_DVD_SUBTITLE= 0x17000, - CODEC_ID_DVB_SUBTITLE, - + CODEC_ID_DVD_SUBTITLE= 0x17000, + CODEC_ID_DVB_SUBTITLE, + CODEC_ID_MPEG2TS= 0x20000, /* _FAKE_ codec to indicate a raw MPEG2 transport stream (only used by libavformat) */ }; @@ -211,7 +211,7 @@ enum CodecType { }; /** - * Pixel format. Notes: + * Pixel format. Notes: * * PIX_FMT_RGBA32 is handled in an endian-specific manner. A RGBA * color is put together as: @@ -231,7 +231,7 @@ enum CodecType { enum PixelFormat { PIX_FMT_NONE= -1, PIX_FMT_YUV420P, ///< Planar YUV 4:2:0 (1 Cr & Cb sample per 2x2 Y samples) - PIX_FMT_YUV422, ///< Packed pixel, Y0 Cb Y1 Cr + PIX_FMT_YUV422, ///< Packed pixel, Y0 Cb Y1 Cr PIX_FMT_RGB24, ///< Packed pixel, 3 bytes per pixel, RGBRGB... PIX_FMT_BGR24, ///< Packed pixel, 3 bytes per pixel, BGRBGR... PIX_FMT_YUV422P, ///< Planar YUV 4:2:2 (1 Cr & Cb sample per 2x1 Y samples) @@ -239,26 +239,26 @@ enum PixelFormat { PIX_FMT_RGBA32, ///< Packed pixel, 4 bytes per pixel, BGRABGRA..., stored in cpu endianness PIX_FMT_YUV410P, ///< Planar YUV 4:1:0 (1 Cr & Cb sample per 4x4 Y samples) PIX_FMT_YUV411P, ///< Planar YUV 4:1:1 (1 Cr & Cb sample per 4x1 Y samples) - PIX_FMT_RGB565, ///< always stored in cpu endianness - PIX_FMT_RGB555, ///< always stored in cpu endianness, most significant bit to 1 + PIX_FMT_RGB565, ///< always stored in cpu endianness + PIX_FMT_RGB555, ///< always stored in cpu endianness, most significant bit to 1 PIX_FMT_GRAY8, - PIX_FMT_MONOWHITE, ///< 0 is white - PIX_FMT_MONOBLACK, ///< 0 is black - PIX_FMT_PAL8, ///< 8 bit with RGBA palette + PIX_FMT_MONOWHITE, ///< 0 is white + PIX_FMT_MONOBLACK, ///< 0 is black + PIX_FMT_PAL8, ///< 8 bit with RGBA palette PIX_FMT_YUVJ420P, ///< Planar YUV 4:2:0 full scale (jpeg) PIX_FMT_YUVJ422P, ///< Planar YUV 4:2:2 full scale (jpeg) PIX_FMT_YUVJ444P, ///< Planar YUV 4:4:4 full scale (jpeg) PIX_FMT_XVMC_MPEG2_MC,///< XVideo Motion Acceleration via common packet passing(xvmc_render.h) PIX_FMT_XVMC_MPEG2_IDCT, - PIX_FMT_UYVY422, ///< Packed pixel, Cb Y0 Cr Y1 + PIX_FMT_UYVY422, ///< Packed pixel, Cb Y0 Cr Y1 PIX_FMT_UYVY411, ///< Packed pixel, Cb Y0 Y1 Cr Y2 Y3 PIX_FMT_NB, }; /* currently unused, may be used if 24/32 bits samples ever supported */ enum SampleFormat { - SAMPLE_FMT_S16 = 0, ///< signed 16 bits - SAMPLE_FMT_S32, ///< signed 32 bits + SAMPLE_FMT_S16 = 0, ///< signed 16 bits + SAMPLE_FMT_S32, ///< signed 32 bits SAMPLE_FMT_FLT, ///< float SAMPLE_FMT_DBL, ///< double }; @@ -268,7 +268,7 @@ enum SampleFormat { /** * Required number of additionally allocated bytes at the end of the input bitstream for decoding. - * this is mainly needed because some optimized bitstream readers read + * this is mainly needed because some optimized bitstream readers read * 32 or 64 bit at once and could read over the end<br> * Note, if the first 23 bits of the additional bytes are not 0 then damaged * MPEG bitstreams could cause overread and segfault @@ -314,38 +314,38 @@ extern int motion_estimation_method; #define FF_MAX_B_FRAMES 8 /* encoding support - these flags can be passed in AVCodecContext.flags before initing + these flags can be passed in AVCodecContext.flags before initing Note: not everything is supported yet. */ -#define CODEC_FLAG_QSCALE 0x0002 ///< use fixed qscale +#define CODEC_FLAG_QSCALE 0x0002 ///< use fixed qscale #define CODEC_FLAG_4MV 0x0004 ///< 4 MV per MB allowed / Advanced prediction for H263 -#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_PART 0x0080 ///< use data partitioning -/* parent program gurantees that the input for b-frame containing streams is not written to +#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_PART 0x0080 ///< use data partitioning +/* parent program gurantees that the input for b-frame containing streams is not written to for at least s->max_b_frames+1 frames, if this is not set than the input will be copied */ #define CODEC_FLAG_INPUT_PRESERVED 0x0100 -#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_EXTERN_HUFF 0x1000 ///< use external huffman table (for mjpeg) -#define CODEC_FLAG_GRAY 0x2000 ///< only decode/encode grayscale +#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_EXTERN_HUFF 0x1000 ///< use external huffman table (for mjpeg) +#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 0x00010000 /** input bitstream might be truncated at a random location instead +#define CODEC_FLAG_PSNR 0x8000 ///< error[?] variables will be set during encoding +#define CODEC_FLAG_TRUNCATED 0x00010000 /** input bitstream might be truncated at a random location instead of only at frame boundaries */ -#define CODEC_FLAG_NORMALIZE_AQP 0x00020000 ///< normalize adaptive quantization -#define CODEC_FLAG_INTERLACED_DCT 0x00040000 ///< use interlaced dct +#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_ALT_SCAN 0x00100000 ///< use alternate scan -#define CODEC_FLAG_TRELLIS_QUANT 0x00200000 ///< use trellis quantization -#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_ALT_SCAN 0x00100000 ///< use alternate scan +#define CODEC_FLAG_TRELLIS_QUANT 0x00200000 ///< use trellis quantization +#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) /* Fx : Flag for h263+ extra options */ #define CODEC_FLAG_H263P_AIC 0x01000000 ///< H263 Advanced intra coding / MPEG4 AC prediction (remove this) #define CODEC_FLAG_AC_PRED 0x01000000 ///< H263 Advanced intra coding / MPEG4 AC prediction -#define CODEC_FLAG_H263P_UMV 0x02000000 ///< Unlimited motion vector +#define CODEC_FLAG_H263P_UMV 0x02000000 ///< Unlimited motion vector #define CODEC_FLAG_CBP_RD 0x04000000 ///< use rate distortion optimization for cbp #define CODEC_FLAG_QP_RD 0x08000000 ///< use rate distortion optimization for qp selectioon #define CODEC_FLAG_H263P_AIV 0x00000008 ///< H263 Alternative inter vlc @@ -367,7 +367,7 @@ extern int motion_estimation_method; /* /Fx */ /* codec capabilities */ -#define CODEC_CAP_DRAW_HORIZ_BAND 0x0001 ///< decoder can use draw_horiz_band callback +#define CODEC_CAP_DRAW_HORIZ_BAND 0x0001 ///< decoder can use draw_horiz_band callback /** * Codec uses get_buffer() for allocating buffers. * direct rendering method 1 @@ -379,7 +379,7 @@ extern int motion_estimation_method; #define CODEC_CAP_TRUNCATED 0x0008 /* codec can export data for HW decoding (XvMC) */ #define CODEC_CAP_HWACCEL 0x0010 -/** +/** * codec has a non zero delay and needs to be feeded with NULL at the end to get the delayed data. * if this is not set, the codec is guranteed to never be feeded with NULL data */ @@ -700,7 +700,7 @@ typedef struct AVCodecContext { /** * the average bitrate. * - encoding: set by user. unused for constant quantizer encoding - * - decoding: set by lavc. 0 or some bitrate if this info is available in the stream + * - decoding: set by lavc. 0 or some bitrate if this info is available in the stream */ int bit_rate; @@ -710,7 +710,7 @@ typedef struct AVCodecContext { * - encoding: set by user. unused for constant quantizer encoding * - decoding: unused */ - int bit_rate_tolerance; + int bit_rate_tolerance; /** * CODEC_FLAG_*. @@ -721,7 +721,7 @@ typedef struct AVCodecContext { /** * some codecs needs additionnal format info. It is stored here - * - encoding: set by user. + * - encoding: set by user. * - decoding: set by lavc. (FIXME is this ok?) */ int sub_id; @@ -746,7 +746,7 @@ typedef struct AVCodecContext { */ void *extradata; int extradata_size; - + /** * this is the fundamental unit of time (in seconds) in terms * of which frame timestamps are represented. for fixed-fps content, @@ -756,17 +756,17 @@ typedef struct AVCodecContext { * - decoding: set by lavc. */ AVRational time_base; - + /* video only */ /** * picture width / height. - * - encoding: MUST be set by user. + * - encoding: MUST be set by user. * - decoding: set by lavc. - * Note, for compatibility its possible to set this instead of + * Note, for compatibility its possible to set this instead of * coded_width/height before decoding */ int width, height; - + #define FF_ASPECT_EXTENDED 15 /** @@ -782,15 +782,15 @@ typedef struct AVCodecContext { * - decoding: set by lavc. */ enum PixelFormat pix_fmt; - + /** - * Frame rate emulation. If not zero lower layer (i.e. format handler) + * Frame rate emulation. If not zero lower layer (i.e. format handler) * has to read frames at native frame rate. * - encoding: set by user. * - decoding: unused. */ int rate_emu; - + /** * if non NULL, 'draw_horiz_band' is called by the libavcodec * decoder to draw an horizontal band. It improve cache usage. Not @@ -808,7 +808,7 @@ typedef struct AVCodecContext { int y, int type, int height); /* audio only */ - int sample_rate; ///< samples per sec + int sample_rate; ///< samples per sec int channels; /** @@ -816,28 +816,28 @@ typedef struct AVCodecContext { * - encoding: set by user. * - decoding: set by lavc. */ - enum SampleFormat sample_fmt; ///< sample format, currenly unused + enum SampleFormat sample_fmt; ///< sample format, currenly unused /* the following data should not be initialized */ /** - * samples per packet. initialized when calling 'init' + * samples per packet. initialized when calling 'init' */ int frame_size; - int frame_number; ///< audio or video frame number - int real_pict_num; ///< returns the real picture number of previous encoded frame - + int frame_number; ///< audio or video frame number + int real_pict_num; ///< returns the real picture number of previous encoded frame + /** - * number of frames the decoded output will be delayed relative to + * number of frames the decoded output will be delayed relative to * the encoded input. * - encoding: set by lavc. * - decoding: unused */ int delay; - + /* - encoding parameters */ float qcompress; ///< amount of qscale change between easy & hard scenes (0.0-1.0) - float qblur; ///< amount of qscale smoothing over time (0.0-1.0) - + float qblur; ///< amount of qscale smoothing over time (0.0-1.0) + /** * minimum quantizer. * - encoding: set by user. @@ -873,7 +873,7 @@ typedef struct AVCodecContext { * - decoding: unused */ float b_quant_factor; - + /** obsolete FIXME remove */ int rc_strategy; int b_frame_strategy; @@ -885,14 +885,14 @@ typedef struct AVCodecContext { * - decoding: set by user. 1-> skip b frames, 2-> skip idct/dequant too, 5-> skip everything except header */ int hurry_up; - + struct AVCodec *codec; - + void *priv_data; /* unused, FIXME remove*/ int rtp_mode; - + int rtp_payload_size; /* The size of the RTP payload: the coder will */ /* do it's best to deliver a chunk with size */ /* below rtp_payload_size, the chunk will start */ @@ -900,14 +900,14 @@ typedef struct AVCodecContext { /* This doesn't take account of any particular */ /* headers inside the transmited RTP payload */ - + /* The RTP callback: This function is called */ /* every time the encoder has a packet to send */ /* Depends on the encoder if the data starts */ /* with a Start Code (it should) H.263 does. */ /* mb_nb contains the number of macroblocks */ /* encoded in the RTP payload */ - void (*rtp_callback)(struct AVCodecContext *avctx, void *data, int size, int mb_nb); + void (*rtp_callback)(struct AVCodecContext *avctx, void *data, int size, int mb_nb); /* statistics, used for 2-pass encoding */ int mv_bits; @@ -918,7 +918,7 @@ typedef struct AVCodecContext { int p_count; int skip_count; int misc_bits; - + /** * number of bits used for the previously encoded frame. * - encoding: set by lavc @@ -936,7 +936,7 @@ typedef struct AVCodecContext { char codec_name[32]; enum CodecType codec_type; /* see CODEC_TYPE_xxx */ enum CodecID codec_id; /* see CODEC_ID_xxx */ - + /** * fourcc (LSB first, so "ABCD" -> ('D'<<24) + ('C'<<16) + ('B'<<8) + 'A'). * this is used to workaround some encoder bugs @@ -944,7 +944,7 @@ typedef struct AVCodecContext { * - decoding: set by user, will be converted to upper case by lavc during init */ unsigned int codec_tag; - + /** * workaround bugs in encoders which sometimes cannot be detected automatically. * - encoding: set by user @@ -967,21 +967,21 @@ typedef struct AVCodecContext { #define FF_BUG_DC_CLIP 4096 #define FF_BUG_MS 8192 ///< workaround various bugs in microsofts broken decoders //#define FF_BUG_FAKE_SCALABILITY 16 //autodetection should work 100% - + /** * luma single coeff elimination threshold. * - encoding: set by user * - decoding: unused */ int luma_elim_threshold; - + /** * chroma single coeff elimination threshold. * - encoding: set by user * - decoding: unused */ int chroma_elim_threshold; - + /** * strictly follow the std (MPEG4, ...). * - encoding: set by user @@ -1002,7 +1002,7 @@ typedef struct AVCodecContext { * - decoding: unused */ float b_quant_offset; - + /** * error resilience higher values will detect more errors but may missdetect * some more or less valid parts as errors. @@ -1014,7 +1014,7 @@ typedef struct AVCodecContext { #define FF_ER_COMPLIANT 2 #define FF_ER_AGGRESSIVE 3 #define FF_ER_VERY_AGGRESSIVE 4 - + /** * called at the beginning of each frame to get a buffer for it. * if pic.reference is set then the frame will be read later by lavc @@ -1024,7 +1024,7 @@ typedef struct AVCodecContext { * - decoding: set by lavc, user can override */ int (*get_buffer)(struct AVCodecContext *c, AVFrame *pic); - + /** * called to release buffers which where allocated with get_buffer. * a released buffer can be reused in get_buffer() @@ -1046,25 +1046,25 @@ typedef struct AVCodecContext { * used by some WAV based audio codecs */ int block_align; - + int parse_only; /* - decoding only: if true, only parsing is done (function avcodec_parse_frame()). The frame data is returned. Only MPEG codecs support this now. */ - + /** * 0-> h263 quant 1-> mpeg quant. * - encoding: set by user. * - decoding: unused */ int mpeg_quant; - + /** * pass1 encoding statistics output buffer. * - encoding: set by lavc * - decoding: unused */ char *stats_out; - + /** * pass2 encoding statistics input buffer. * concatenated stuff from stats_out of pass1 should be placed here @@ -1072,7 +1072,7 @@ typedef struct AVCodecContext { * - decoding: unused */ char *stats_in; - + /** * ratecontrol qmin qmax limiting method. * 0-> clipping, 1-> use a nice continous function to limit qscale wthin qmin/qmax @@ -1083,7 +1083,7 @@ typedef struct AVCodecContext { float rc_qmod_amp; int rc_qmod_freq; - + /** * ratecontrol override, see RcOverride. * - encoding: allocated/set/freed by user. @@ -1091,28 +1091,28 @@ typedef struct AVCodecContext { */ RcOverride *rc_override; int rc_override_count; - + /** * rate control equation. * - encoding: set by user * - decoding: unused */ char *rc_eq; - + /** * maximum bitrate. * - encoding: set by user. * - decoding: unused */ int rc_max_rate; - + /** * minimum bitrate. * - encoding: set by user. * - decoding: unused */ int rc_min_rate; - + /** * decoder bitstream buffer size. * - encoding: set by user. @@ -1129,14 +1129,14 @@ typedef struct AVCodecContext { * - decoding: unused */ float i_quant_factor; - + /** * qscale offset between p and i frames. * - encoding: set by user. * - decoding: unused */ float i_quant_offset; - + /** * initial complexity for pass1 ratecontrol. * - encoding: set by user. @@ -1157,28 +1157,28 @@ typedef struct AVCodecContext { #define FF_DCT_MLIB 4 #define FF_DCT_ALTIVEC 5 #define FF_DCT_FAAN 6 - + /** * luminance masking (0-> disabled). * - encoding: set by user * - decoding: unused */ float lumi_masking; - + /** * temporary complexity masking (0-> disabled). * - encoding: set by user * - decoding: unused */ float temporal_cplx_masking; - + /** * spatial complexity masking (0-> disabled). * - encoding: set by user * - decoding: unused */ float spatial_cplx_masking; - + /** * p block masking (0-> disabled). * - encoding: set by user @@ -1192,11 +1192,11 @@ typedef struct AVCodecContext { * - decoding: unused */ float dark_masking; - - + + /* for binary compatibility */ int unused; - + /** * idct algorithm, see FF_IDCT_* below. * - encoding: set by user @@ -1270,7 +1270,7 @@ typedef struct AVCodecContext { * - decoding: set by user */ int bits_per_sample; - + /** * prediction method (needed for huffyuv). * - encoding: set by user @@ -1280,7 +1280,7 @@ typedef struct AVCodecContext { #define FF_PRED_LEFT 0 #define FF_PRED_PLANE 1 #define FF_PRED_MEDIAN 2 - + /** * sample aspect ratio (0 if unknown). * numerator and denominator must be relative prime and smaller then 256 for some video standards @@ -1317,7 +1317,7 @@ typedef struct AVCodecContext { #define FF_DEBUG_BUGS 0x00001000 #define FF_DEBUG_VIS_QP 0x00002000 #define FF_DEBUG_VIS_MB_TYPE 0x00004000 - + /** * debug. * - encoding: set by user. @@ -1334,7 +1334,7 @@ typedef struct AVCodecContext { * - decoding: unused */ uint64_t error[4]; - + /** * minimum MB quantizer. * - encoding: unused @@ -1348,7 +1348,7 @@ typedef struct AVCodecContext { * - decoding: unused */ int mb_qmax; - + /** * motion estimation compare function. * - encoding: set by user. @@ -1388,7 +1388,7 @@ typedef struct AVCodecContext { #define FF_CMP_W97 12 #define FF_CMP_DCTMAX 13 #define FF_CMP_CHROMA 256 - + /** * ME diamond size & shape. * - encoding: set by user. @@ -1446,9 +1446,9 @@ typedef struct AVCodecContext { * DTG active format information (additionnal aspect ratio * information only used in DVB MPEG2 transport streams). 0 if * not set. - * + * * - encoding: unused. - * - decoding: set by decoder + * - decoding: set by decoder */ int dtg_active_format; #define FF_DTG_AFD_SAME 8 @@ -1462,7 +1462,7 @@ typedef struct AVCodecContext { /** * Maximum motion estimation search range in subpel units. * if 0 then no limit - * + * * - encoding: set by user. * - decoding: unused. */ @@ -1475,7 +1475,7 @@ typedef struct AVCodecContext { */ int intra_quant_bias; #define FF_DEFAULT_QUANT_BIAS 999999 - + /** * inter quantizer bias. * - encoding: set by user. @@ -1490,15 +1490,15 @@ typedef struct AVCodecContext { * table have to be stored somewhere FIXME */ int color_table_id; - + /** - * internal_buffer count. + * internal_buffer count. * Don't touch, used by lavc default_get_buffer() */ int internal_buffer_count; - + /** - * internal_buffers. + * internal_buffers. * Don't touch, used by lavc default_get_buffer() */ void *internal_buffer; @@ -1516,7 +1516,7 @@ typedef struct AVCodecContext { * - decoding: unused */ int global_quality; - + #define FF_CODER_TYPE_VLC 0 #define FF_CODER_TYPE_AC 1 /** @@ -1532,7 +1532,7 @@ typedef struct AVCodecContext { * - decoding: unused */ int context_model; - + /** * slice flags * - encoding: unused @@ -1549,7 +1549,7 @@ typedef struct AVCodecContext { * - decoding: set by decoder */ int xvmc_acceleration; - + /** * macroblock decision mode * - encoding: set by user. @@ -1573,7 +1573,7 @@ typedef struct AVCodecContext { * - decoding: set by lavc */ uint16_t *inter_matrix; - + /** * fourcc from the AVI stream header (LSB first, so "ABCD" -> ('D'<<24) + ('C'<<16) + ('B'<<8) + 'A'). * this is used to workaround some encoder bugs @@ -1617,7 +1617,7 @@ typedef struct AVCodecContext { * - decoding: unused */ int noise_reduction; - + /** * called at the beginning of a frame to get cr buffer for it. * buffer type (size, hints) must be the same. lavc won't check it. @@ -1656,7 +1656,7 @@ typedef struct AVCodecContext { * - decoding: unused. */ int error_rate; - + /** * MP3 antialias algorithm, see FF_AA_* below. * - encoding: unused @@ -1681,7 +1681,7 @@ typedef struct AVCodecContext { * - decoding: set by user */ int thread_count; - + /** * the codec may call this to execute several independant things. it will return only after * finishing all tasks, the user may replace this with some multithreaded implementation, the @@ -1691,7 +1691,7 @@ typedef struct AVCodecContext { * - decoding: set by lavc, user can override */ int (*execute)(struct AVCodecContext *c, int (*func)(struct AVCodecContext *c2, void *arg), void **arg2, int *ret, int count); - + /** * Thread opaque. * can be used by execute() to store some per AVCodecContext stuff. @@ -1701,9 +1701,9 @@ typedef struct AVCodecContext { void *thread_opaque; /** - * Motion estimation threshold. under which no motion estimation is + * Motion estimation threshold. under which no motion estimation is * performed, but instead the user specified motion vectors are used - * + * * - encoding: set by user * - decoding: unused */ @@ -1826,28 +1826,28 @@ typedef struct AVCodecContext { int mb_lmax; /** - * + * * - encoding: set by user. * - decoding: unused */ int me_penalty_compensation; /** - * + * * - encoding: unused * - decoding: set by user. */ enum AVDiscard skip_loop_filter; /** - * + * * - encoding: unused * - decoding: set by user. */ enum AVDiscard skip_idct; /** - * + * * - encoding: unused * - decoding: set by user. */ @@ -2140,7 +2140,7 @@ struct AVResampleContext; typedef struct ReSampleContext ReSampleContext; -ReSampleContext *audio_resample_init(int output_channels, int input_channels, +ReSampleContext *audio_resample_init(int output_channels, int input_channels, int output_rate, int input_rate); int audio_resample(ReSampleContext *s, short *output, short *input, int nb_samples); void audio_resample_close(ReSampleContext *s); @@ -2167,7 +2167,7 @@ ImgReSampleContext *img_resample_full_init(int owidth, int oheight, int padleft, int padright); -void img_resample(ImgReSampleContext *s, +void img_resample(ImgReSampleContext *s, AVPicture *output, const AVPicture *input); void img_resample_close(ImgReSampleContext *s); @@ -2216,7 +2216,7 @@ int img_get_alpha_info(const AVPicture *src, /* convert among pixel formats */ int img_convert(AVPicture *dst, int dst_pix_fmt, - const AVPicture *src, int pix_fmt, + const AVPicture *src, int pix_fmt, int width, int height); /* deinterlace a picture */ @@ -2264,23 +2264,23 @@ int avcodec_default_execute(AVCodecContext *c, int (*func)(AVCodecContext *c2, v */ int avcodec_open(AVCodecContext *avctx, AVCodec *codec); -int avcodec_decode_audio(AVCodecContext *avctx, int16_t *samples, +int avcodec_decode_audio(AVCodecContext *avctx, int16_t *samples, int *frame_size_ptr, uint8_t *buf, int buf_size); -int avcodec_decode_video(AVCodecContext *avctx, AVFrame *picture, +int avcodec_decode_video(AVCodecContext *avctx, AVFrame *picture, int *got_picture_ptr, uint8_t *buf, int buf_size); int avcodec_decode_subtitle(AVCodecContext *avctx, AVSubtitle *sub, int *got_sub_ptr, const uint8_t *buf, int buf_size); -int avcodec_parse_frame(AVCodecContext *avctx, uint8_t **pdata, +int avcodec_parse_frame(AVCodecContext *avctx, uint8_t **pdata, int *data_size_ptr, uint8_t *buf, int buf_size); -int avcodec_encode_audio(AVCodecContext *avctx, uint8_t *buf, int buf_size, +int avcodec_encode_audio(AVCodecContext *avctx, uint8_t *buf, int buf_size, const short *samples); -int avcodec_encode_video(AVCodecContext *avctx, uint8_t *buf, int buf_size, +int avcodec_encode_video(AVCodecContext *avctx, uint8_t *buf, int buf_size, const AVFrame *pict); -int avcodec_encode_subtitle(AVCodecContext *avctx, uint8_t *buf, int buf_size, +int avcodec_encode_subtitle(AVCodecContext *avctx, uint8_t *buf, int buf_size, const AVSubtitle *sub); int avcodec_close(AVCodecContext *avctx); @@ -2304,7 +2304,7 @@ typedef struct AVCodecParserContext { void *priv_data; struct AVCodecParser *parser; int64_t frame_offset; /* offset of the current frame */ - int64_t cur_offset; /* current offset + int64_t cur_offset; /* current offset (incremented by each av_parser_parse()) */ int64_t last_frame_offset; /* offset of the last frame */ /* video info */ @@ -2323,7 +2323,7 @@ typedef struct AVCodecParserContext { int64_t cur_frame_offset[AV_PARSER_PTS_NB]; int64_t cur_frame_pts[AV_PARSER_PTS_NB]; int64_t cur_frame_dts[AV_PARSER_PTS_NB]; - + int flags; #define PARSER_FLAG_COMPLETE_FRAMES 0x0001 } AVCodecParserContext; @@ -2332,9 +2332,9 @@ typedef struct AVCodecParser { int codec_ids[5]; /* several codec IDs are permitted */ int priv_data_size; int (*parser_init)(AVCodecParserContext *s); - int (*parser_parse)(AVCodecParserContext *s, + int (*parser_parse)(AVCodecParserContext *s, AVCodecContext *avctx, - uint8_t **poutbuf, int *poutbuf_size, + uint8_t **poutbuf, int *poutbuf_size, const uint8_t *buf, int buf_size); void (*parser_close)(AVCodecParserContext *s); int (*split)(AVCodecContext *avctx, const uint8_t *buf, int buf_size); @@ -2345,14 +2345,14 @@ extern AVCodecParser *av_first_parser; void av_register_codec_parser(AVCodecParser *parser); AVCodecParserContext *av_parser_init(int codec_id); -int av_parser_parse(AVCodecParserContext *s, +int av_parser_parse(AVCodecParserContext *s, AVCodecContext *avctx, - uint8_t **poutbuf, int *poutbuf_size, + uint8_t **poutbuf, int *poutbuf_size, const uint8_t *buf, int buf_size, int64_t pts, int64_t dts); int av_parser_change(AVCodecParserContext *s, AVCodecContext *avctx, - uint8_t **poutbuf, int *poutbuf_size, + uint8_t **poutbuf, int *poutbuf_size, const uint8_t *buf, int buf_size, int keyframe); void av_parser_close(AVCodecParserContext *s); |