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-rw-r--r--libavformat/mov.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/libavformat/mov.c b/libavformat/mov.c
index b584c0da42..9da8eab84f 100644
--- a/libavformat/mov.c
+++ b/libavformat/mov.c
@@ -25,12 +25,14 @@
//#define DEBUG
//#define MOV_EXPORT_ALL_METADATA
+#include "libavutil/audioconvert.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/intfloat.h"
#include "libavutil/mathematics.h"
#include "libavutil/avstring.h"
#include "libavutil/dict.h"
#include "libavutil/opt.h"
+#include "libavcodec/ac3tab.h"
#include "avformat.h"
#include "internal.h"
#include "avio_internal.h"
@@ -566,6 +568,9 @@ static int mov_read_dac3(MOVContext *c, AVIOContext *pb, MOVAtom atom)
acmod = (ac3info >> 11) & 0x7;
lfeon = (ac3info >> 10) & 0x1;
st->codec->channels = ((int[]){2,1,2,3,3,4,4,5})[acmod] + lfeon;
+ st->codec->channel_layout = avpriv_ac3_channel_layout_tab[acmod];
+ if (lfeon)
+ st->codec->channel_layout |= AV_CH_LOW_FREQUENCY;
st->codec->audio_service_type = bsmod;
if (st->codec->channels > 1 && bsmod == 0x7)
st->codec->audio_service_type = AV_AUDIO_SERVICE_TYPE_KARAOKE;
@@ -1566,6 +1571,8 @@ static int mov_read_stss(MOVContext *c, AVIOContext *pb, MOVAtom atom)
av_dlog(c->fc, "keyframe_count = %d\n", entries);
+ if (!entries)
+ return 0;
if (entries >= UINT_MAX / sizeof(int))
return AVERROR_INVALIDDATA;
sc->keyframes = av_malloc(entries * sizeof(int));