[FFmpeg-cvslog] mpeg4audio: dont take the SBR flag too serious.
Michael Niedermayer
git at videolan.org
Thu Aug 23 15:00:51 CEST 2012
ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Thu Aug 23 06:35:30 2012 +0200| [599a4e07711b4a950bf13de707cfd011d90ad5a5] | committer: Michael Niedermayer
mpeg4audio: dont take the SBR flag too serious.
Fixes Ticket1049
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=599a4e07711b4a950bf13de707cfd011d90ad5a5
---
libavcodec/mpeg4audio.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/libavcodec/mpeg4audio.c b/libavcodec/mpeg4audio.c
index abd3fa4..3066954 100644
--- a/libavcodec/mpeg4audio.c
+++ b/libavcodec/mpeg4audio.c
@@ -126,8 +126,11 @@ int avpriv_mpeg4audio_get_config(MPEG4AudioConfig *c, const uint8_t *buf,
if (show_bits(&gb, 11) == 0x2b7) { // sync extension
get_bits(&gb, 11);
c->ext_object_type = get_object_type(&gb);
- if (c->ext_object_type == AOT_SBR && (c->sbr = get_bits1(&gb)) == 1)
+ if (c->ext_object_type == AOT_SBR && (c->sbr = get_bits1(&gb)) == 1) {
c->ext_sample_rate = get_sample_rate(&gb, &c->ext_sampling_index);
+ if (c->ext_sample_rate == c->sample_rate)
+ c->sbr = -1;
+ }
if (get_bits_left(&gb) > 11 && get_bits(&gb, 11) == 0x548)
c->ps = get_bits1(&gb);
break;
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