The version 1 needs the channel count and would divide by 0
Fixes: division by 0
Fixes: fpe_movenc.c_1108_1.ogg
Fixes: fpe_movenc.c_1108_2.ogg
Fixes: fpe_movenc.c_1108_3.wav
Found-by: #CHEN HONGXU# <hchen...@e.ntu.edu.sg>
Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>
---
libavformat/movenc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavformat/movenc.c b/libavformat/movenc.c
index 78291a9adc..804deef10a 100644
--- a/libavformat/movenc.c
+++ b/libavformat/movenc.c
@@ -1022,7 +1022,7 @@ static int mov_write_audio_tag(AVFormatContext *s,
AVIOContext *pb, MOVMuxContex
uint32_t tag = track->tag;
if (track->mode == MODE_MOV) {
- if (track->timescale > UINT16_MAX) {
+ if (track->timescale > UINT16_MAX || !track->par->channels) {
if (mov_get_lpcm_flags(track->par->codec_id))
tag = AV_RL32("lpcm");
version = 2;
--
2.18.0
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