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authorTimo Rothenpieler <timo@rothenpieler.org>2023-07-25 01:46:31 +0200
committerTimo Rothenpieler <timo@rothenpieler.org>2023-07-25 02:13:37 +0200
commitf8035bc4260568f9e37b80c23a43f676d7da39c2 (patch)
tree410c60f33f2eb9298c6349ecdde694746c6d8b48
parent60244d0becd06239edbac06ef3c81fa22310b031 (diff)
avformat/flvenc: write proper timestamps when muxing hevc
-rw-r--r--libavformat/flvenc.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/libavformat/flvenc.c b/libavformat/flvenc.c
index 335d900415..f6d10f331c 100644
--- a/libavformat/flvenc.c
+++ b/libavformat/flvenc.c
@@ -863,6 +863,9 @@ static int flv_write_packet(AVFormatContext *s, AVPacket *pkt)
else
flags_size = 1;
+ if (par->codec_id == AV_CODEC_ID_HEVC && pkt->pts != pkt->dts)
+ flags_size += 3;
+
if (par->codec_id == AV_CODEC_ID_AAC || par->codec_id == AV_CODEC_ID_H264
|| par->codec_id == AV_CODEC_ID_MPEG4 || par->codec_id == AV_CODEC_ID_HEVC
|| par->codec_id == AV_CODEC_ID_AV1 || par->codec_id == AV_CODEC_ID_VP9) {
@@ -998,8 +1001,11 @@ static int flv_write_packet(AVFormatContext *s, AVPacket *pkt)
} else {
av_assert1(flags>=0);
if (par->codec_id == AV_CODEC_ID_HEVC) {
- avio_w8(pb, FLV_IS_EX_HEADER | PacketTypeCodedFramesX | frametype); // ExVideoTagHeader mode with PacketTypeCodedFramesX
+ int pkttype = (pkt->pts != pkt->dts) ? PacketTypeCodedFrames : PacketTypeCodedFramesX;
+ avio_w8(pb, FLV_IS_EX_HEADER | pkttype | frametype); // ExVideoTagHeader mode with PacketTypeCodedFrames(X)
avio_write(pb, "hvc1", 4);
+ if (pkttype == PacketTypeCodedFrames)
+ avio_wb24(pb, pkt->pts - pkt->dts);
} else if (par->codec_id == AV_CODEC_ID_AV1 || par->codec_id == AV_CODEC_ID_VP9) {
avio_w8(pb, FLV_IS_EX_HEADER | PacketTypeCodedFrames | frametype);
avio_write(pb, par->codec_id == AV_CODEC_ID_AV1 ? "av01" : "vp09", 4);