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lavf/utils: Add ff_get_packet_palette()

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Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Mats Peterson 2016-03-02 03:14:05 +01:00 • committed by Michael Niedermayer
parent 554f6e930c
commit 2be0366a7f
2 changed files with 28 additions and 0 deletions
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12
libavformat/internal.h
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@ -573,4 +573,16 @@ int ff_parse_creation_time_metadata(AVFormatContext *s, int64_t *timestamp, int
*/
int ff_reshuffle_raw_rgb(AVFormatContext *s, AVPacket **ppkt, AVCodecContext *enc, int expected_stride);
/**
* Retrieves the palette from a packet, either from side data, or
* appended to the video data in the packet itself (raw video only).
* It is commonly used after a call to ff_reshuffle_raw_rgb().
*
* Use 0 for the ret parameter to check for side data only.
*
* @param pkt pointer to the packet before calling ff_reshuffle_raw_rgb()
* @param ret return value from ff_reshuffle_raw_rgb(), or 0
*/
int ff_get_packet_palette(AVFormatContext *s, AVPacket *pkt, int ret, const uint8_t **palette);
#endif /* AVFORMAT_INTERNAL_H */