aboutsummaryrefslogtreecommitdiffstats
path: root/libavcodec/ppc/fft_altivec.c
diff options
context:
space:
mode:
authorDiego Biurrun <diego@biurrun.de>2005-12-17 18:14:38 +0000
committerDiego Biurrun <diego@biurrun.de>2005-12-17 18:14:38 +0000
commit115329f16062074e11ccf3b89ead6176606c9696 (patch)
treee98aa993905a702688bf821737ab9a443969fc28 /libavcodec/ppc/fft_altivec.c
parentd76319b1ab716320f6e6a4d690b85fe4504ebd5b (diff)
downloadffmpeg-115329f16062074e11ccf3b89ead6176606c9696.tar.gz
COSMETICS: Remove all trailing whitespace.
Originally committed as revision 4749 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/ppc/fft_altivec.c')
-rw-r--r--libavcodec/ppc/fft_altivec.c42
1 files changed, 21 insertions, 21 deletions
diff --git a/libavcodec/ppc/fft_altivec.c b/libavcodec/ppc/fft_altivec.c
index 29d85e87dd..52aecc163f 100644
--- a/libavcodec/ppc/fft_altivec.c
+++ b/libavcodec/ppc/fft_altivec.c
@@ -71,9 +71,9 @@ POWERPC_PERF_DECLARE(altivec_fft_num, s->nbits >= 6);
FFTComplex *exptab = s->exptab;
int l;
FFTSample tmp_re, tmp_im;
-
+
POWERPC_PERF_START_COUNT(altivec_fft_num, s->nbits >= 6);
-
+
np = 1 << ln;
/* pass 0 */
@@ -81,29 +81,29 @@ POWERPC_PERF_START_COUNT(altivec_fft_num, s->nbits >= 6);
p=&z[0];
j=(np >> 1);
do {
- BF(p[0].re, p[0].im, p[1].re, p[1].im,
+ BF(p[0].re, p[0].im, p[1].re, p[1].im,
p[0].re, p[0].im, p[1].re, p[1].im);
p+=2;
} while (--j != 0);
/* pass 1 */
-
+
p=&z[0];
j=np >> 2;
if (s->inverse) {
do {
- BF(p[0].re, p[0].im, p[2].re, p[2].im,
+ BF(p[0].re, p[0].im, p[2].re, p[2].im,
p[0].re, p[0].im, p[2].re, p[2].im);
- BF(p[1].re, p[1].im, p[3].re, p[3].im,
+ BF(p[1].re, p[1].im, p[3].re, p[3].im,
p[1].re, p[1].im, -p[3].im, p[3].re);
p+=4;
} while (--j != 0);
} else {
do {
- BF(p[0].re, p[0].im, p[2].re, p[2].im,
+ BF(p[0].re, p[0].im, p[2].re, p[2].im,
p[0].re, p[0].im, p[2].re, p[2].im);
- BF(p[1].re, p[1].im, p[3].re, p[3].im,
+ BF(p[1].re, p[1].im, p[3].re, p[3].im,
p[1].re, p[1].im, p[3].im, -p[3].re);
p+=4;
} while (--j != 0);
@@ -119,7 +119,7 @@ POWERPC_PERF_START_COUNT(altivec_fft_num, s->nbits >= 6);
for (j = 0; j < nblocks; ++j) {
BF(p->re, p->im, q->re, q->im,
p->re, p->im, q->re, q->im);
-
+
p++;
q++;
for(l = nblocks; l < np2; l += nblocks) {
@@ -145,7 +145,7 @@ POWERPC_PERF_STOP_COUNT(altivec_fft_num, s->nbits >= 6);
#else
register const vector float vczero = (const vector float){0.,0.,0.,0.};
#endif
-
+
int ln = s->nbits;
int j, np, np2;
int nblocks, nloops;
@@ -163,7 +163,7 @@ POWERPC_PERF_START_COUNT(altivec_fft_num, s->nbits >= 6);
r = (vector float *)&z[0];
c1 = vcii(p,p,n,n);
-
+
if (s->inverse)
{
c2 = vcii(p,p,n,p);
@@ -172,27 +172,27 @@ POWERPC_PERF_START_COUNT(altivec_fft_num, s->nbits >= 6);
{
c2 = vcii(p,p,p,n);
}
-
+
j = (np >> 2);
do {
a = vec_ld(0, r);
a1 = vec_ld(sizeof(vector float), r);
-
+
b = vec_perm(a,a,vcprmle(1,0,3,2));
a = vec_madd(a,c1,b);
/* do the pass 0 butterfly */
-
+
b = vec_perm(a1,a1,vcprmle(1,0,3,2));
b = vec_madd(a1,c1,b);
/* do the pass 0 butterfly */
-
+
/* multiply third by -i */
b = vec_perm(b,b,vcprmle(2,3,1,0));
-
+
/* do the pass 1 butterfly */
vec_st(vec_madd(b,c2,a), 0, r);
vec_st(vec_nmsub(b,c2,a), sizeof(vector float), r);
-
+
r += 2;
} while (--j != 0);
}
@@ -215,7 +215,7 @@ POWERPC_PERF_START_COUNT(altivec_fft_num, s->nbits >= 6);
a = vec_ld(0, (float*)p);
b = vec_ld(0, (float*)q);
-
+
/* complex mul */
c = vec_ld(0, (float*)cptr);
/* cre*re cim*re */
@@ -223,16 +223,16 @@ POWERPC_PERF_START_COUNT(altivec_fft_num, s->nbits >= 6);
c = vec_ld(sizeof(vector float), (float*)cptr);
/* -cim*im cre*im */
b = vec_madd(c, vec_perm(b,b,vcprmle(3,3,1,1)),t1);
-
+
/* butterfly */
vec_st(vec_add(a,b), 0, (float*)p);
vec_st(vec_sub(a,b), 0, (float*)q);
-
+
p += 2;
q += 2;
cptr += 4;
} while (--k);
-
+
p += nloops;
q += nloops;
} while (--j);