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Merge commit '57b1eb9f75b04571063ddec316e290c216c114ac'

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* commit '57b1eb9f75b04571063ddec316e290c216c114ac':
  dcadsp: scan coefficients linearly in dca_lfe_fir

Conflicts:
	libavcodec/dcadsp.c

See: 9ae8e23188
Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-02-28 19:40:18 +01:00
commit 5333e0dd66
1 changed files with 4 additions and 6 deletions
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10
libavcodec/dcadsp.c
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@ -36,8 +36,7 @@ static inline void
dca_lfe_fir(float *out, const float *in, const float *coefs,
int decifactor)
{
float *out2 = out + 2*decifactor-1;
const float *cf0 = coefs;
float *out2 = out + 2 * decifactor - 1;
int num_coeffs = 256 / decifactor;
int j, k;
@ -45,10 +44,9 @@ dca_lfe_fir(float *out, const float *in, const float *coefs,
for (k = 0; k < decifactor; k++) {
float v0 = 0.0;
float v1 = 0.0;
for (j = 0; j < num_coeffs; j++, cf0++) {
v0 += in[-j] * *cf0;
v1 += in[1+j-num_coeffs] * *cf0;
for (j = 0; j < num_coeffs; j++, coefs++) {
v0 += in[-j] * *coefs;
v1 += in[j + 1 - num_coeffs] * *coefs;
}
*out++ = v0;
*out2-- = v1;