[FFmpeg-cvslog] aacenc: disable bandtype modifying extensions when coder != twoloop
Rostislav Pehlivanov
git at videolan.org
Tue Sep 1 13:11:30 CEST 2015
ffmpeg | branch: master | Rostislav Pehlivanov <atomnuker at gmail.com> | Tue Sep 1 12:07:00 2015 +0100| [8ffe1cb4d7d457fdd216f42fec068fbd0cbc7ade] | committer: Rostislav Pehlivanov
aacenc: disable bandtype modifying extensions when coder != twoloop
If the selected coder isn't twoloop, this commit temporarily
disables IS and PNS.
The problem is in the encode_window_bands_info() being confused
and setting invalid band_types for non-marked (normal) bands.
Signed-off-by: Rostislav Pehlivanov <atomnuker at gmail.com>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=8ffe1cb4d7d457fdd216f42fec068fbd0cbc7ade
---
libavcodec/aacenc.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/libavcodec/aacenc.c b/libavcodec/aacenc.c
index 899111b..444ca0e 100644
--- a/libavcodec/aacenc.c
+++ b/libavcodec/aacenc.c
@@ -797,6 +797,11 @@ static av_cold int aac_encode_init(AVCodecContext *avctx)
ERROR_IF(1, "Unsupported profile %d\n", avctx->profile);
}
+ if (s->options.aac_coder != AAC_CODER_TWOLOOP) {
+ s->options.intensity_stereo = 0;
+ s->options.pns = 0;
+ }
+
avctx->bit_rate = (int)FFMIN(
6144 * s->channels / 1024.0 * avctx->sample_rate,
avctx->bit_rate);
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