[FFmpeg-cvslog] avcodec/aacdec_fixed: also clip samples on the second channel for stereo HE-AAC
James Almer
git at videolan.org
Tue Aug 2 02:26:48 EEST 2022
ffmpeg | branch: master | James Almer <jamrial at gmail.com> | Sat Jul 30 11:06:43 2022 -0300| [db9fd78bd7562da7cd5d91f268b28b78a1824d03] | committer: James Almer
avcodec/aacdec_fixed: also clip samples on the second channel for stereo HE-AAC
Fixes outputting silence on the second channel when decoding Parametic Stereo
HE-AAC.
Closes ticekt #3361.
Signed-off-by: James Almer <jamrial at gmail.com>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=db9fd78bd7562da7cd5d91f268b28b78a1824d03
---
libavcodec/aacdec_template.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavcodec/aacdec_template.c b/libavcodec/aacdec_template.c
index 4266d89c6d..149c171c83 100644
--- a/libavcodec/aacdec_template.c
+++ b/libavcodec/aacdec_template.c
@@ -3095,7 +3095,7 @@ static void spectral_to_sample(AACContext *ac, int samples)
/* preparation for resampler */
for(j = 0; j<samples; j++){
che->ch[0].ret[j] = (int32_t)av_clip64((int64_t)che->ch[0].ret[j]*128, INT32_MIN, INT32_MAX-0x8000)+0x8000;
- if(type == TYPE_CPE)
+ if (type == TYPE_CPE || (type == TYPE_SCE && ac->oc[1].m4ac.ps == 1))
che->ch[1].ret[j] = (int32_t)av_clip64((int64_t)che->ch[1].ret[j]*128, INT32_MIN, INT32_MAX-0x8000)+0x8000;
}
}
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