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| author | Ronald S. Bultje <rsbultje@gmail.com> | 2010-06-29 14:43:11 +0000 |
|---|---|---|
| committer | Ronald S. Bultje <rsbultje@gmail.com> | 2010-06-29 14:43:11 +0000 |
| commit | 2dd2f71692996e66efd1f8055ac47d19799e589a (patch) | |
| tree | 863455573fb776a860d8feeda7ec400fa3c4e518 /libavcodec/x86/x86util.asm | |
| parent | 29e719377f0643a38d6f66b029ddfbc2441dffda (diff) | |
| download | ffmpeg-2dd2f71692996e66efd1f8055ac47d19799e589a.tar.gz | |
MMX idct_add for VP8.
Originally committed as revision 23886 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/x86/x86util.asm')
| -rw-r--r-- | libavcodec/x86/x86util.asm | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/libavcodec/x86/x86util.asm b/libavcodec/x86/x86util.asm index 674ca1aab1..3051a7f147 100644 --- a/libavcodec/x86/x86util.asm +++ b/libavcodec/x86/x86util.asm @@ -365,3 +365,18 @@ packuswb %1, %1 movh %4, %1 %endmacro + +%macro STORE_DIFFx2 8 ; add1, add2, reg1, reg2, zero, shift, source, stride + movh %3, [%7] + movh %4, [%7+%8] + punpcklbw %3, %5 + punpcklbw %4, %5 + psraw %1, %6 + psraw %2, %6 + paddw %3, %1 + paddw %4, %2 + packuswb %3, %5 + packuswb %4, %5 + movh [%7], %3 + movh [%7+%8], %4 +%endmacro |