mirror of https://git.ffmpeg.org/ffmpeg.git
Minor simplification of dec2()
Originally committed as revision 13391 to svn://svn.ffmpeg.org/ffmpeg/trunk
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@ -290,17 +290,12 @@ static int eq(const short *in, int *target)
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static int dec2(signed short *decsp, const int *data, const int *inp,
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static int dec2(signed short *decsp, const int *data, const int *inp,
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int f, const int *inp2, int a)
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int f, const int *inp2, int a)
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{
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{
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unsigned const int *ptr1,*ptr2;
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int work[10];
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int work[10];
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int b = NBLOCKS - a;
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int b = NBLOCKS - a;
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int x;
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int x;
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unsigned short *sptr = decsp;
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ptr1 = inp;
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ptr2 = inp2;
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for (x=0; x<30; x++)
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for (x=0; x<30; x++)
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*(sptr++) = (a * (*ptr1++) + b * (*ptr2++)) >> 2;
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decsp[x] = (a * inp[x] + b * inp2[x]) >> 2;
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if (eq(decsp, work))
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if (eq(decsp, work))
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return dec1(decsp, data, inp, f);
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return dec1(decsp, data, inp, f);
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