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| author | Rostislav Pehlivanov <atomnuker@gmail.com> | 2015-09-06 15:09:22 +0100 |
|---|---|---|
| committer | Rostislav Pehlivanov <atomnuker@gmail.com> | 2015-09-06 15:30:26 +0100 |
| commit | a71f7de95bf34dcf2df7f7adf9e21bd0ed0e4f61 (patch) | |
| tree | a33fbbaa6af871e34c2b52093924cc0abffc511e /libavcodec/aacenc_is.c | |
| parent | b9b1fd118347746c87a2be372757a30dc1700a6b (diff) | |
| download | ffmpeg-a71f7de95bf34dcf2df7f7adf9e21bd0ed0e4f61.tar.gz | |
aacenc_is: ignore PNS band types
It's better to trust that the coefficients generated will be
closer than the coefficients derived, and the new PNS implementation
makes sure that this happens.
Signed-off-by: Rostislav Pehlivanov <atomnuker@gmail.com>
Diffstat (limited to 'libavcodec/aacenc_is.c')
| -rw-r--r-- | libavcodec/aacenc_is.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libavcodec/aacenc_is.c b/libavcodec/aacenc_is.c index bb201f628d..95ba3f8d50 100644 --- a/libavcodec/aacenc_is.c +++ b/libavcodec/aacenc_is.c @@ -107,6 +107,11 @@ void ff_aac_search_for_is(AACEncContext *s, AVCodecContext *avctx, ChannelElemen cpe->ch[1].band_type[w*16+g] != NOISE_BT && !cpe->ch[1].zeroes[w*16+g]) { float ener0 = 0.0f, ener1 = 0.0f, ener01 = 0.0f; struct AACISError ph_err1, ph_err2, *erf; + if (sce0->band_type[w*16+g] == NOISE_BT || + sce1->band_type[w*16+g] == NOISE_BT) { + start += sce0->ics.swb_sizes[g]; + continue; + } for (w2 = 0; w2 < sce0->ics.group_len[w]; w2++) { for (i = 0; i < sce0->ics.swb_sizes[g]; i++) { float coef0 = sce0->pcoeffs[start+(w+w2)*128+i]; |