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| author | Janne Grunau <janne-libav@jannau.net> | 2014-05-19 16:29:30 +0200 |
|---|---|---|
| committer | Janne Grunau <janne-libav@jannau.net> | 2014-05-20 00:43:52 +0200 |
| commit | c23c96b638cbf6c489fd301e6b3d5555632fba37 (patch) | |
| tree | 29f7ad0d28757e30b38ac35b0d8bcf57545965f3 | |
| parent | afe176265480880e1f702c96a8ba434b0d88728b (diff) | |
| download | ffmpeg-c23c96b638cbf6c489fd301e6b3d5555632fba37.tar.gz | |
lavf: add av_stream_get_side_data
| -rw-r--r-- | doc/APIchanges | 4 | ||||
| -rw-r--r-- | libavformat/avformat.h | 11 | ||||
| -rw-r--r-- | libavformat/utils.c | 15 | ||||
| -rw-r--r-- | libavformat/version.h | 4 |
4 files changed, 32 insertions, 2 deletions
diff --git a/doc/APIchanges b/doc/APIchanges index b5defe4ad0..92b8fda0da 100644 --- a/doc/APIchanges +++ b/doc/APIchanges @@ -13,6 +13,10 @@ libavutil: 2013-12-xx API changes, most recent first: +2014-05-19 - xxxxxxx - lavf 55.18.0 - avformat.h + Add av_stream_get_side_data() to access stream-level side data + in the same way as av_packet_get_side_data(). + 2014-05-xx - xxxxxxx - lavu 53.15.0 - frame.h, display.h Add AV_FRAME_DATA_DISPLAYMATRIX for exporting frame-level spatial rendering on video frames for proper display. diff --git a/libavformat/avformat.h b/libavformat/avformat.h index 5ed50f448b..f6b38d5778 100644 --- a/libavformat/avformat.h +++ b/libavformat/avformat.h @@ -1326,6 +1326,17 @@ const AVClass *avformat_get_class(void); */ AVStream *avformat_new_stream(AVFormatContext *s, AVCodec *c); +/** + * Get side information from stream. + * + * @param stream stream + * @param type desired side information type + * @param size pointer for side information size to store (optional) + * @return pointer to data if present or NULL otherwise + */ +uint8_t *av_stream_get_side_data(AVStream *stream, + enum AVPacketSideDataType type, int *size); + AVProgram *av_new_program(AVFormatContext *s, int id); /** diff --git a/libavformat/utils.c b/libavformat/utils.c index c89d7ad5c4..de66c6b2b9 100644 --- a/libavformat/utils.c +++ b/libavformat/utils.c @@ -3474,3 +3474,18 @@ int ff_generate_avci_extradata(AVStream *st) return 0; } + +uint8_t *av_stream_get_side_data(AVStream *st, enum AVPacketSideDataType type, + int *size) +{ + int i; + + for (i = 0; i < st->nb_side_data; i++) { + if (st->side_data[i].type == type) { + if (size) + *size = st->side_data[i].size; + return st->side_data[i].data; + } + } + return NULL; +} diff --git a/libavformat/version.h b/libavformat/version.h index dd945ac16f..20a58d2222 100644 --- a/libavformat/version.h +++ b/libavformat/version.h @@ -30,8 +30,8 @@ #include "libavutil/version.h" #define LIBAVFORMAT_VERSION_MAJOR 55 -#define LIBAVFORMAT_VERSION_MINOR 17 -#define LIBAVFORMAT_VERSION_MICRO 1 +#define LIBAVFORMAT_VERSION_MINOR 18 +#define LIBAVFORMAT_VERSION_MICRO 0 #define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \ LIBAVFORMAT_VERSION_MINOR, \ |