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Code Issues Releases Activity

Simplify range checking in eval_refl(). Before the

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condition b == 0 could never be true, because it would
have already been caught in the previous ifs. Also the
condition b == 0x1000 could never be true (it would
triggered the return).

Originally committed as revision 14650 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Vitor Sessak 2008-08-06 21:02:56 +00:00
parent d70875c81d
commit 40812fdcf1
1 changed files with 1 additions and 7 deletions
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8
libavcodec/ra144.c
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@ -244,16 +244,10 @@ static int eval_refl(int *refl, const int16_t *coefs, RA144Context *ractx)
}
for (c=8; c >= 0; c--) {
if (u == 0x1000)
u++;
if (u == 0xfffff000)
u--;
b = 0x1000-((u * u) >> 12);
if (b == 0)
b++;
b = -2;
for (u=0; u<=c; u++)
bp1[u] = ((bp2[u] - ((refl[c+1] * bp2[c-u]) >> 12)) * (0x1000000 / b)) >> 12;