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Code Issues Releases Activity

Do not reimplement memmove()

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Originally committed as revision 14087 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Vitor Sessak 2008-07-06 10:30:21 +00:00
parent 7bd2f502fa
commit a03a6db1af
1 changed files with 2 additions and 4 deletions
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6
libavcodec/ra288.c
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@ -54,8 +54,7 @@ static void decode(Real288_internal *glob, float gain, int cb_coef)
double sum, sumsum;
float buffer[5];
for (x=35; x >= 0; x--)
glob->sb[x+5] = glob->sb[x];
memmove(glob->sb + 5, glob->sb, 36 * sizeof(*glob->sb));
for (x=4; x >= 0; x--)
glob->sb[x] = -scalar_product_float(glob->sb + x + 1, glob->pr1, 36);
@ -81,8 +80,7 @@ static void decode(Real288_internal *glob, float gain, int cb_coef)
sum = 1;
/* shift and store */
for (x=10; x > 0; x--)
glob->lhist[x] = glob->lhist[x-1];
memmove(glob->lhist, glob->lhist - 1, 10 * sizeof(*glob->lhist));
*glob->lhist = glob->history[glob->phase] = 10 * log10(sum) - 32;