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ffmpeg
Commit 4f54a3b8 authored by Måns Rullgård's avatar Måns Rullgård
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indentation 

Originally committed as revision 12478 to svn://svn.ffmpeg.org/ffmpeg/trunk
parent 844ea46a
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libavcodec/fft.c
View file @ 4f54a3b8
...@@ -87,33 +87,33 @@ int ff_fft_init(FFTContext *s, int nbits, int inverse) ...@@ -87,33 +87,33 @@ int ff_fft_init(FFTContext *s, int nbits, int inverse)
#endif #endif
/* compute constant table for HAVE_SSE version */ /* compute constant table for HAVE_SSE version */
if (shuffle) { if (shuffle) {
int np, nblocks, np2, l; int np, nblocks, np2, l;
FFTComplex *q; FFTComplex *q;
np = 1 << nbits; np = 1 << nbits;
nblocks = np >> 3; nblocks = np >> 3;
np2 = np >> 1; np2 = np >> 1;
s->exptab1 = av_malloc(np * 2 * sizeof(FFTComplex)); s->exptab1 = av_malloc(np * 2 * sizeof(FFTComplex));
if (!s->exptab1) if (!s->exptab1)
goto fail; goto fail;
q = s->exptab1; q = s->exptab1;
do { do {
for(l = 0; l < np2; l += 2 * nblocks) { for(l = 0; l < np2; l += 2 * nblocks) {
*q++ = s->exptab[l]; *q++ = s->exptab[l];
*q++ = s->exptab[l + nblocks]; *q++ = s->exptab[l + nblocks];
q->re = -s->exptab[l].im; q->re = -s->exptab[l].im;
q->im = s->exptab[l].re; q->im = s->exptab[l].re;
q++; q++;
q->re = -s->exptab[l + nblocks].im; q->re = -s->exptab[l + nblocks].im;
q->im = s->exptab[l + nblocks].re; q->im = s->exptab[l + nblocks].re;
q++; q++;
} }
nblocks = nblocks >> 1; nblocks = nblocks >> 1;
} while (nblocks != 0); } while (nblocks != 0);
av_freep(&s->exptab); av_freep(&s->exptab);
} }
/* compute bit reverse table */ /* compute bit reverse table */
......
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