RepoMirrors/ffmpeg
1
0
Fork 0
mirror of https://git.ffmpeg.org/ffmpeg.git synced 2025-01-03 21:42:09 +00:00
Code Issues Projects Releases Wiki Activity

ac3enc: Remove unneeded clipping of shift amount.

Browse Source 
s->windowed_samples will always have a range of [-32767,32767] due to the
window function, so the return value from log2_tab() will always be in the
range [0,14].

Signed-off-by: Mans Rullgard <mans@mansr.com>
This commit is contained in:
Justin Ruggles 2011-02-10 22:12:16 +00:00 committed by Mans Rullgard
parent d4582889ee
commit 626264b11b
1 changed files with 0 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
libavcodec/ac3enc_fixed.c
View File

@ -309,7 +309,6 @@ static void lshift_tab(int16_t *tab, int n, unsigned int lshift)
static int normalize_samples(AC3EncodeContext *s)
{
int v = 14 - log2_tab(s->windowed_samples, AC3_WINDOW_SIZE);
v = FFMAX(0, v);
lshift_tab(s->windowed_samples, AC3_WINDOW_SIZE, v);
return v - 9;
}