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Code Issues Releases Activity

Test idct_xvid_sse2() in dct-test.

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Originally committed as revision 12844 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Alexander Strange 2008-04-16 01:54:16 +00:00
parent f73a6393e7
commit ad246860fa
1 changed files with 7 additions and 1 deletions
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8
libavcodec/dct-test.c
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@ -72,7 +72,7 @@ struct algo {
enum { FDCT, IDCT } is_idct;
void (* func) (DCTELEM *block);
void (* ref) (DCTELEM *block);
enum formattag { NO_PERM,MMX_PERM, MMX_SIMPLE_PERM, SCALE_PERM } format;
enum formattag { NO_PERM,MMX_PERM, MMX_SIMPLE_PERM, SCALE_PERM, SSE2_PERM } format;
int mm_support;
};
@ -105,6 +105,7 @@ struct algo algos[] = {
{"SIMPLE-MMX", 1, ff_simple_idct_mmx, idct, MMX_SIMPLE_PERM, MM_MMX},
{"XVID-MMX", 1, ff_idct_xvid_mmx, idct, NO_PERM, MM_MMX},
{"XVID-MMX2", 1, ff_idct_xvid_mmx2, idct, NO_PERM, MM_MMXEXT},
{"XVID-SSE2", 1, ff_idct_xvid_sse2, idct, SSE2_PERM, MM_SSE2},
#endif
#ifdef HAVE_ALTIVEC
@ -157,6 +158,8 @@ static short idct_simple_mmx_perm[64]={
0x32, 0x3A, 0x36, 0x3B, 0x33, 0x3E, 0x37, 0x3F,
};
static const uint8_t idct_sse2_row_perm[8] = {0, 4, 1, 5, 2, 6, 3, 7};
void idct_mmx_init(void)
{
int i;
@ -232,6 +235,9 @@ void dct_error(const char *name, int is_idct,
for(i=0;i<64;i++)
block[idct_simple_mmx_perm[i]] = block1[i];
} else if (form == SSE2_PERM) {
for(i=0; i<64; i++)
block[(i&0x38) | idct_sse2_row_perm[i&7]] = block1[i];
} else {
for(i=0; i<64; i++)
block[i]= block1[i];