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normalize signs
Originally committed as revision 12851 to svn://svn.ffmpeg.org/ffmpeg/trunk
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@ -118,15 +118,13 @@ static void overlap_and_window(NellyMoserDecodeContext *s, float *state, float *
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bot = 0;
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top = NELLY_BUF_LEN-1;
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top2 = 2*NELLY_BUF_LEN-1;
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while (bot < NELLY_BUF_LEN/2) {
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audio[bot] = (- a_in[bot]*sine_window[bot]-state[bot]*sine_window[top])/s->scale_bias + s->add_bias;
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audio[top] = (-state[bot]*sine_window[bot]+ a_in[bot]*sine_window[top])/s->scale_bias + s->add_bias;
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state[bot] = a_in[top2];
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audio[top] = (-state[bot]*sine_window[bot]- a_in[top]*sine_window[top])/s->scale_bias + s->add_bias;
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state[bot] = a_in[bot + NELLY_BUF_LEN];
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bot++;
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top2--;
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top--;
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}
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}
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