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| author | diego <diego@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2008-04-12 22:42:00 +0000 |
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| committer | diego <diego@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2008-04-12 22:42:00 +0000 |
| commit | fabb1b271a3f55cb5d0a3b2dbefc0da910ecd70c (patch) | |
| tree | f09fe1bcbc177c762ca6a614599cd377e2b26457 /libmpeg2/idct.c | |
| parent | 751c9867194aac6a59630c66bd56e43a13296de2 (diff) | |
| download | mpv-fabb1b271a3f55cb5d0a3b2dbefc0da910ecd70c.tar.bz2 mpv-fabb1b271a3f55cb5d0a3b2dbefc0da910ecd70c.tar.xz | |
Backport SSE2-optimized IDCT routines from upstream libmpeg2.
Thanks to Alexander Strange for finding and fixing some bugs.
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@26425 b3059339-0415-0410-9bf9-f77b7e298cf2
Diffstat (limited to 'libmpeg2/idct.c')
| -rw-r--r-- | libmpeg2/idct.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/libmpeg2/idct.c b/libmpeg2/idct.c index 5fb4b508af..530e10c9b0 100644 --- a/libmpeg2/idct.c +++ b/libmpeg2/idct.c @@ -240,7 +240,11 @@ static void mpeg2_idct_add_c (const int last, int16_t * block, void mpeg2_idct_init (uint32_t accel) { #ifdef ARCH_X86 - if (accel & MPEG2_ACCEL_X86_MMXEXT) { + if (accel & MPEG2_ACCEL_X86_SSE2) { + mpeg2_idct_copy = mpeg2_idct_copy_sse2; + mpeg2_idct_add = mpeg2_idct_add_sse2; + mpeg2_idct_mmx_init (); + } else if (accel & MPEG2_ACCEL_X86_MMXEXT) { mpeg2_idct_copy = mpeg2_idct_copy_mmxext; mpeg2_idct_add = mpeg2_idct_add_mmxext; mpeg2_idct_mmx_init (); |