[FFmpeg-cvslog] libavformat/gdv: Fix parsing for soundless video

[Azamat H. Hackimov]

ffmpeg | branch: master | Azamat H. Hackimov <azamat.hackimov at gmail.com> | Mon Jul  3 01:10:55 2017 +0500| [121ab69c9d0650b8be9b3351b5f4fcaa5235bded] | committer: Michael Niedermayer

libavformat/gdv: Fix parsing for soundless video

Added 2 byte skipping if there no sound present, that fixes playback
files without sound stream.

Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=121ab69c9d0650b8be9b3351b5f4fcaa5235bded
---

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

diff --git a/libavformat/gdv.c b/libavformat/gdv.c
index 90692bd61c..32209320a7 100644
--- a/libavformat/gdv.c
+++ b/libavformat/gdv.c
@@ -107,6 +107,8 @@ static int gdv_read_header(AVFormatContext *ctx)
         gdv->audio_size = (ast->codecpar->sample_rate / fps) *
                            ast->codecpar->channels * (1 + !!(snd_flags & 4)) / (1 + !!(snd_flags & 8));
         gdv->is_audio = 1;
+    } else {
+        avio_skip(pb, 2);
     }
     vid_depth = avio_rl16(pb);
     avio_skip(pb, 4);