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more accurate dequant of near zero coefficients

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Originally committed as revision 3909 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2005-01-31 04:06:47 +00:00
parent 84af4a7ee6
commit b696d2a676
1 changed files with 1 additions and 2 deletions
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3
libavcodec/mpegaudiodec.c
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@ -230,11 +230,10 @@ static inline int l3_unscale(int value, int exponent)
e = FRAC_BITS - e; e = FRAC_BITS - e;
#if FRAC_BITS <= 15 #if FRAC_BITS <= 15
if (e > 31) if (e > 31)
e = 31;
#else #else
if (e > 63) if (e > 63)
e = 63;
#endif #endif
return 0;
m = table_4_3_value[value]; m = table_4_3_value[value];
#if FRAC_BITS <= 15 #if FRAC_BITS <= 15
m = (m * scale_factor_mult3[exponent & 3]); m = (m * scale_factor_mult3[exponent & 3]);