generic-library/ffmpeg
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

ac3_fixed: fix computation of spx_noise_blend

Browse Source 
It was set to 1 instead of sqrt(3)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit c4bf3833f4)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Christophe Gisquet
2015-03-14 11:48:58 +00:00
committed by Michael Niedermayer
parent c657b08fd7
commit 6915dd49c7
1 changed files with 1 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
libavcodec/ac3dec.c
View File

@@ -939,7 +939,7 @@ static int decode_audio_block(AC3DecodeContext *s, int blk)
nblend = 0; nblend = 0;
sblend = 0x800000; sblend = 0x800000;
} else if (nratio > 0x7fffff) { } else if (nratio > 0x7fffff) {
nblend = 0x800000; nblend = 14529495; // sqrt(3) in FP.23
sblend = 0; sblend = 0;
} else { } else {
nblend = fixed_sqrt(nratio, 23); nblend = fixed_sqrt(nratio, 23);