aac chan config is 0 if bitstream contains program_config_element

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@13437 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

diff --git a/libavformat/mov.c b/libavformat/mov.c
index eca6a411f821ae1b3bd3e5214cf8b1a374792c65..86a3e0b76754096f9d19cf1fac052a4d494da487 100644 (file)
--- a/libavformat/mov.c
+++ b/libavformat/mov.c
@@ -408,7 +408,7 @@ static int mov_read_esds(MOVContext *c, ByteIOContext *pb, MOV_atom_t atom)
                 MPEG4AudioConfig cfg;
                 ff_mpeg4audio_get_config(&cfg, st->codec->extradata,
                                          st->codec->extradata_size);
-                if (!cfg.chan_config || cfg.chan_config > 7)
+                if (cfg.chan_config > 7)
                     return -1;
                 st->codec->channels = ff_mpeg4audio_channels[cfg.chan_config];
                 if (cfg.object_type == 29 && cfg.sampling_index < 3) // old mp3on4