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avformat/flvenc: write proper timestamps when muxing hevc

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This commit is contained in:
Timo Rothenpieler 2023-07-25 01:46:31 +02:00
parent 60244d0bec
commit f8035bc426
1 changed files with 7 additions and 1 deletions
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8
libavformat/flvenc.c
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@ -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);