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| author | Ronald S. Bultje <rsbultje@gmail.com> | 2011-09-30 14:37:11 +0200 |
|---|---|---|
| committer | Ronald S. Bultje <rsbultje@gmail.com> | 2011-10-11 07:50:48 -0700 |
| commit | e3f530feca80627e278e15fbe3b60cef7a6b630d (patch) | |
| tree | 83a8baa47aae275182f4da7cb9268c0d7be82e83 /libavcodec/x86/dsputil_mmx.c | |
| parent | 6aa3cac6bf561712086ae413a36b5f05087c8887 (diff) | |
| download | ffmpeg-e3f530feca80627e278e15fbe3b60cef7a6b630d.tar.gz | |
prores: idct sse2/sse4 optimizations.
~3.0-3.5x as fast as original C version, 1.6x as fast overall.
Diffstat (limited to 'libavcodec/x86/dsputil_mmx.c')
| -rw-r--r-- | libavcodec/x86/dsputil_mmx.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libavcodec/x86/dsputil_mmx.c b/libavcodec/x86/dsputil_mmx.c index 2fb75cb535..58620d628c 100644 --- a/libavcodec/x86/dsputil_mmx.c +++ b/libavcodec/x86/dsputil_mmx.c @@ -64,6 +64,8 @@ DECLARE_ALIGNED(16, const xmm_reg, ff_pw_64 ) = {0x0040004000400040ULL, 0x00400 DECLARE_ALIGNED(8, const uint64_t, ff_pw_96 ) = 0x0060006000600060ULL; DECLARE_ALIGNED(8, const uint64_t, ff_pw_128) = 0x0080008000800080ULL; DECLARE_ALIGNED(8, const uint64_t, ff_pw_255) = 0x00ff00ff00ff00ffULL; +DECLARE_ALIGNED(16, const xmm_reg, ff_pw_512) = {0x0200020002000200ULL, 0x0200020002000200ULL}; +DECLARE_ALIGNED(16, const xmm_reg, ff_pw_1019)= {0x03FB03FB03FB03FBULL, 0x03FB03FB03FB03FBULL}; DECLARE_ALIGNED(16, const xmm_reg, ff_pb_0 ) = {0x0000000000000000ULL, 0x0000000000000000ULL}; DECLARE_ALIGNED(16, const xmm_reg, ff_pb_1 ) = {0x0101010101010101ULL, 0x0101010101010101ULL}; |