#include "libavutil/bprint.h"
#include "libavutil/imgutils.h"
#include "libavutil/stereo3d.h"
+#include "libavutil/mastering_display_metadata.h"
#include "avcodec.h"
#include "bytestream.h"
AVDictionary **metadatap = NULL;
uint32_t tag, length;
int decode_next_dat = 0;
- int ret;
+ int i, ret;
for (;;) {
length = bytestream2_get_bytes_left(&s->gb);
goto fail;
break;
}
+ case MKTAG('c', 'H', 'R', 'M'): {
+ AVMasteringDisplayMetadata *mdm = av_mastering_display_metadata_create_side_data(p);
+ if (!mdm) {
+ ret = AVERROR(ENOMEM);
+ goto fail;
+ }
+
+ mdm->white_point[0] = av_make_q(bytestream2_get_be32(&s->gb), 100000);
+ mdm->white_point[1] = av_make_q(bytestream2_get_be32(&s->gb), 100000);
+
+ /* RGB Primaries */
+ for (i = 0; i < 3; i++) {
+ mdm->display_primaries[i][0] = av_make_q(bytestream2_get_be32(&s->gb), 100000);
+ mdm->display_primaries[i][1] = av_make_q(bytestream2_get_be32(&s->gb), 100000);
+ }
+
+ mdm->has_primaries = 1;
+ bytestream2_skip(&s->gb, 4); /* crc */
+ break;
+ }
+ case MKTAG('g', 'A', 'M', 'A'): {
+ AVBPrint bp;
+ char *gamma_str;
+ int num = bytestream2_get_be32(&s->gb);
+
+ av_bprint_init(&bp, 0, -1);
+ av_bprintf(&bp, "%i/%i", num, 100000);
+ av_bprint_finalize(&bp, &gamma_str);
+ if (!gamma_str)
+ return AVERROR(ENOMEM);
+
+ av_dict_set(&p->metadata, "gamma", gamma_str, AV_DICT_DONT_STRDUP_VAL);
+
+ bytestream2_skip(&s->gb, 4); /* crc */
+ break;
+ }
case MKTAG('I', 'E', 'N', 'D'):
if (!(s->pic_state & PNG_ALLIMAGE))
av_log(avctx, AV_LOG_ERROR, "IEND without all image\n");