[FFmpeg-cvslog] avformat/mm: Check for existence of audio stream

2020-07-10 Thread Andreas Rheinhardt
ffmpeg | branch: release/4.2 | Andreas Rheinhardt 
 | Thu Jul  9 12:07:28 2020 +0200| 
[40e049856e4f78f2a91d0f7b8b80915e87c59d04] | committer: Andreas Rheinhardt

avformat/mm: Check for existence of audio stream

No audio stream is created unconditionally and if none has been created,
no packet with stream_index 1 may be returned. This fixes an assert in
ff_read_packet() in libavformat/utils reported in ticket #8782.

Reviewed-by: Michael Niedermayer 
Signed-off-by: Andreas Rheinhardt 
(cherry picked from commit ec59dc73f0cc8930bf5dae389cd76d049d537ca7)
Signed-off-by: Andreas Rheinhardt 

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=40e049856e4f78f2a91d0f7b8b80915e87c59d04
---

 libavformat/mm.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavformat/mm.c b/libavformat/mm.c
index 83b3c200c6..d09e98a2ce 100644
--- a/libavformat/mm.c
+++ b/libavformat/mm.c
@@ -174,6 +174,8 @@ static int read_packet(AVFormatContext *s,
 return 0;
 
 case MM_TYPE_AUDIO :
+if (s->nb_streams < 2)
+return AVERROR_INVALIDDATA;
 if (av_get_packet(s->pb, pkt, length)<0)
 return AVERROR(ENOMEM);
 pkt->stream_index = 1;

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[FFmpeg-cvslog] avformat/mm: Check for existence of audio stream

2020-07-10 Thread Andreas Rheinhardt
ffmpeg | branch: release/4.3 | Andreas Rheinhardt 
 | Thu Jul  9 12:07:28 2020 +0200| 
[be84216c53a4ed81573c82320e9c4a20e9b349d9] | committer: Andreas Rheinhardt

avformat/mm: Check for existence of audio stream

No audio stream is created unconditionally and if none has been created,
no packet with stream_index 1 may be returned. This fixes an assert in
ff_read_packet() in libavformat/utils reported in ticket #8782.

Reviewed-by: Michael Niedermayer 
Signed-off-by: Andreas Rheinhardt 
(cherry picked from commit ec59dc73f0cc8930bf5dae389cd76d049d537ca7)
Signed-off-by: Andreas Rheinhardt 

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=be84216c53a4ed81573c82320e9c4a20e9b349d9
---

 libavformat/mm.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavformat/mm.c b/libavformat/mm.c
index d40fd12acc..02ffbcd824 100644
--- a/libavformat/mm.c
+++ b/libavformat/mm.c
@@ -175,6 +175,8 @@ static int read_packet(AVFormatContext *s,
 return 0;
 
 case MM_TYPE_AUDIO :
+if (s->nb_streams < 2)
+return AVERROR_INVALIDDATA;
 if ((ret = av_get_packet(s->pb, pkt, length)) < 0)
 return ret;
 pkt->stream_index = 1;

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[FFmpeg-cvslog] avformat/mm: Check for existence of audio stream

2020-07-10 Thread Andreas Rheinhardt
ffmpeg | branch: master | Andreas Rheinhardt  | 
Thu Jul  9 12:07:28 2020 +0200| [ec59dc73f0cc8930bf5dae389cd76d049d537ca7] | 
committer: Andreas Rheinhardt

avformat/mm: Check for existence of audio stream

No audio stream is created unconditionally and if none has been created,
no packet with stream_index 1 may be returned. This fixes an assert in
ff_read_packet() in libavformat/utils reported in ticket #8782.

Reviewed-by: Michael Niedermayer 
Signed-off-by: Andreas Rheinhardt 

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=ec59dc73f0cc8930bf5dae389cd76d049d537ca7
---

 libavformat/mm.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavformat/mm.c b/libavformat/mm.c
index d40fd12acc..02ffbcd824 100644
--- a/libavformat/mm.c
+++ b/libavformat/mm.c
@@ -175,6 +175,8 @@ static int read_packet(AVFormatContext *s,
 return 0;
 
 case MM_TYPE_AUDIO :
+if (s->nb_streams < 2)
+return AVERROR_INVALIDDATA;
 if ((ret = av_get_packet(s->pb, pkt, length)) < 0)
 return ret;
 pkt->stream_index = 1;

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