#define FF_DEBUG_VIS_MV_B_FOR 0x00000002 //visualize forward predicted MVs of B frames
#define FF_DEBUG_VIS_MV_B_BACK 0x00000004 //visualize backward predicted MVs of B frames
#endif
+
+ /**
+ * custom intra quantization matrix
+ * Code outside libavcodec should access this field using av_codec_g/set_chroma_intra_matrix()
+ * - encoding: Set by user, can be NULL.
+ * - decoding: unused.
+ */
+ uint16_t *chroma_intra_matrix;
} AVCodecContext;
AVRational av_codec_get_pkt_timebase (const AVCodecContext *avctx);
int av_codec_get_seek_preroll(const AVCodecContext *avctx);
void av_codec_set_seek_preroll(AVCodecContext *avctx, int val);
+uint16_t *av_codec_get_chroma_intra_matrix(const AVCodecContext *avctx);
+void av_codec_set_chroma_intra_matrix(AVCodecContext *avctx, uint16_t *val);
+
/**
* AVProfile.
*/
/**
* Put a string representing the codec tag codec_tag in buf.
*
+ * @param buf buffer to place codec tag in
* @param buf_size size in bytes of buf
+ * @param codec_tag codec tag to assign
* @return the length of the string that would have been generated if
* enough space had been available, excluding the trailing null
*/