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| author | Alexander Strange <astrange@ithinksw.com> | 2008-04-16 01:54:16 +0000 |
|---|---|---|
| committer | Alexander Strange <astrange@ithinksw.com> | 2008-04-16 01:54:16 +0000 |
| commit | ad246860fa03085632c071e0a9c8d1c6577a37c1 (patch) | |
| tree | feb7dee684b717f2392ce1d185a6f15e6ca86024 /libavcodec/dct-test.c | |
| parent | f73a6393e755b7858ec2b7f1947080f14a51c28c (diff) | |
| download | ffmpeg-ad246860fa03085632c071e0a9c8d1c6577a37c1.tar.gz | |
Test idct_xvid_sse2() in dct-test.
Originally committed as revision 12844 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/dct-test.c')
| -rw-r--r-- | libavcodec/dct-test.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/libavcodec/dct-test.c b/libavcodec/dct-test.c index 1bb2841a7c..f3202cff14 100644 --- a/libavcodec/dct-test.c +++ b/libavcodec/dct-test.c @@ -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]; |