[FFmpeg-cvslog] movenc: fix adpcm mono muxing.

[Alex Converse]

ffmpeg | branch: master | Alex Converse <aconverse at google.com> | Sun Feb 27 16:29:21 2011 -0800| [7fe3207e250991d16381096327c74125bafe3b70] | committer: Anton Khirnov

movenc: fix adpcm mono muxing.

Signed-off-by: Anton Khirnov <anton at khirnov.net>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=7fe3207e250991d16381096327c74125bafe3b70
---

 libavformat/movenc.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/libavformat/movenc.c b/libavformat/movenc.c
index 0327bdf..1d3eb3f 100644
--- a/libavformat/movenc.c
+++ b/libavformat/movenc.c
@@ -91,6 +91,7 @@ static int mov_write_stsz_tag(AVIOContext *pb, MOVTrack *track)
     }
     if (equalChunks) {
         int sSize = track->cluster[0].size/track->cluster[0].entries;
+        sSize = FFMAX(1, sSize); // adpcm mono case could make sSize == 0
         avio_wb32(pb, sSize); // sample size
         avio_wb32(pb, entries); // sample count
     }