This will allow probing input coded side data, and also forwarding them to the
output.
---
libavformat/utils.c | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/libavformat/utils.c b/libavformat/utils.c
index f3d71642c3..cc9898681a 100644
--- a/libavformat/utils.c
+++ b/libavformat/utils.c
@@ -3596,6 +3596,21 @@ static int extract_extradata(AVStream *st, const
AVPacket *pkt)
return 0;
}
+static int add_coded_side_data(AVStream *st, AVCodecContext *avctx)
+{
+ int i;
+
+ for (i = 0; i < avctx->nb_coded_side_data; i++) {
+ const AVPacketSideData *sd_src = &avctx->coded_side_data[i];
+ uint8_t *dst_data;
+ dst_data = av_stream_new_side_data(st, sd_src->type, sd_src->size);
+ if (!dst_data)
+ return AVERROR(ENOMEM);
+ memcpy(dst_data, sd_src->data, sd_src->size);
+ }
+ return 0;
+}
+
int avformat_find_stream_info(AVFormatContext *ic, AVDictionary **options)
{
int i, count = 0, ret = 0, j;
@@ -4135,6 +4150,9 @@ FF_ENABLE_DEPRECATION_WARNINGS
ret = avcodec_parameters_from_context(st->codecpar,
st->internal->avctx);
if (ret < 0)
goto find_stream_info_err;
+ ret = add_coded_side_data(st, st->internal->avctx);
+ if (ret < 0)
+ goto find_stream_info_err;
#if FF_API_LOWRES
// The decoder might reduce the video size by the lowres factor.
if (st->internal->avctx->lowres && orig_w) {
--
2.14.1.windows.1
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