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Code Issues Releases Activity

lavf: add av_stream_get_side_data

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This commit is contained in:
Janne Grunau 2014-05-19 16:29:30 +02:00
parent afe1762654
commit c23c96b638
4 changed files with 32 additions and 2 deletions
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4
doc/APIchanges
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@ -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.

11
libavformat/avformat.h
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@ -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);
/**

15
libavformat/utils.c
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@ -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;
}

4
libavformat/version.h
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@ -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, \