On Wed, 22 Jul 2020, lance.lmw...@gmail.com wrote:
From: Limin Wang <lance.lmw...@gmail.com>
Signed-off-by: Limin Wang <lance.lmw...@gmail.com>
---
libavformat/mpegtsenc.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/libavformat/mpegtsenc.c b/libavformat/mpegtsenc.c
index d827ba3..2d7a8ab 100644
--- a/libavformat/mpegtsenc.c
+++ b/libavformat/mpegtsenc.c
@@ -483,16 +483,18 @@ static int mpegts_write_pmt(AVFormatContext *s,
MpegTSService *service)
/* write optional descriptors here */
switch (st->codecpar->codec_type) {
case AVMEDIA_TYPE_AUDIO:
- if (st->codecpar->codec_id==AV_CODEC_ID_AC3 && (ts->flags &
MPEGTS_FLAG_SYSTEM_B)) {
+ if (ts->flags & MPEGTS_FLAG_SYSTEM_B) {
+ if (st->codecpar->codec_id==AV_CODEC_ID_AC3) {
*q++=0x6a; // AC3 descriptor see A038 DVB SI
*q++=1; // 1 byte, all flags sets to 0
*q++=0; // omit all fields...
}
- if (st->codecpar->codec_id==AV_CODEC_ID_EAC3 && (ts->flags &
MPEGTS_FLAG_SYSTEM_B)) {
+ else if (st->codecpar->codec_id==AV_CODEC_ID_EAC3) {
*q++=0x7a; // EAC3 descriptor see A038 DVB SI
*q++=1; // 1 byte, all flags sets to 0
*q++=0; // omit all fields...
}
+ }
if (st->codecpar->codec_id==AV_CODEC_ID_S302M)
put_registration_descriptor(&q, MKTAG('B', 'S', 'S', 'D'));
if (st->codecpar->codec_id==AV_CODEC_ID_OPUS) {
LGTM, thanks.
Marton
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