diff options
author | Ivan Schreter <schreter@gmx.net> | 2009-03-05 10:35:06 +0300 |
---|---|---|
committer | Ivan Schreter <schreter@gmx.net> | 2009-03-05 10:35:06 +0300 |
commit | b283ba26cefe18f14ee493f758056afd2efa5999 (patch) | |
tree | 16f7caa8bff2d1db83dbb6267e7a66eb679224a8 /libavcodec/avcodec.h | |
parent | 8d1e885fc2f72c1a1dd1eeabd854cae73b09028c (diff) |
Add handling of frame position in the parser.
Originally committed as revision 17823 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/avcodec.h')
-rw-r--r-- | libavcodec/avcodec.h | 57 |
1 files changed, 56 insertions, 1 deletions
diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h index b078bc98c2..0789d3caee 100644 --- a/libavcodec/avcodec.h +++ b/libavcodec/avcodec.h @@ -30,7 +30,7 @@ #include "libavutil/avutil.h" #define LIBAVCODEC_VERSION_MAJOR 52 -#define LIBAVCODEC_VERSION_MINOR 20 +#define LIBAVCODEC_VERSION_MINOR 21 #define LIBAVCODEC_VERSION_MICRO 0 #define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \ @@ -3198,6 +3198,23 @@ typedef struct AVCodecParserContext { * For example, this corresponds to H.264 dpb_output_delay. */ int pts_dts_delta; + + /** + * Position of the packet in file. + * + * Analogous to cur_frame_pts/dts + */ + int64_t cur_frame_pos[AV_PARSER_PTS_NB]; + + /** + * Byte position of currently parsed frame in stream. + */ + int64_t pos; + + /** + * Previous frame byte position. + */ + int64_t last_pos; } AVCodecParserContext; typedef struct AVCodecParser { @@ -3217,11 +3234,49 @@ AVCodecParser *av_parser_next(AVCodecParser *c); void av_register_codec_parser(AVCodecParser *parser); AVCodecParserContext *av_parser_init(int codec_id); + +attribute_deprecated int av_parser_parse(AVCodecParserContext *s, AVCodecContext *avctx, uint8_t **poutbuf, int *poutbuf_size, const uint8_t *buf, int buf_size, int64_t pts, int64_t dts); + +/** + * Parse a packet. + * + * @param s parser context. + * @param avctx codec context. + * @param poutbuf set to pointer to parsed buffer or NULL if not yet finished. + * @param poutbuf_size set to size of parsed buffer or zero if not yet finished. + * @param buf input buffer. + * @param buf_size input length, to signal EOF, this should be 0 (so that the last frame can be output). + * @param pts input presentation timestamp. + * @param dts input decoding timestamp. + * @param pos input byte position in stream. + * @return the number of bytes of the input bitstream used. + * + * Example: + * @code + * while(in_len){ + * len = av_parser_parse2(myparser, AVCodecContext, &data, &size, + * in_data, in_len, + * pts, dts, pos); + * in_data += len; + * in_len -= len; + * + * if(size) + * decode_frame(data, size); + * } + * @endcode + */ +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); + int av_parser_change(AVCodecParserContext *s, AVCodecContext *avctx, uint8_t **poutbuf, int *poutbuf_size, |