Anton Khirnov
d7bc52bf45
imgutils: add a function for copying image data from GPU mapped memory
...
See https://software.intel.com/en-us/articles/copying-accelerated-video-decode-frame-buffers
2016-08-31 08:15:47 +02:00
Loren Merritt
502ab21af0
x86: lpc: simd av_update_lls
...
4x-6x faster on sandybridge
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2013-06-29 13:23:57 +02:00
Martin Storsjö
f4facd2ce7
x86: Add a Yasm-based emms() replacement
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This provides a fallback when building with Yasm enabled, but neither
inline assembly, nor the _mm_empty intrinsic are available or enabled.
Signed-off-by: Diego Biurrun <diego@biurrun.de>
2013-01-18 22:02:13 +01:00
Diego Biurrun
1f6d86991f
x86: Add YASM implementations of cpuid and xgetbv from x264
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This allows detecting CPU features with builds that have neither
gcc inline assembly nor the right compiler intrinsics enabled.
2012-10-04 19:29:14 +02:00
Justin Ruggles
d5a7229ba4
Add a float DSP framework to libavutil
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Move vector_fmul() from DSPContext to AVFloatDSPContext.
2012-06-08 13:14:38 -04:00
Diego Biurrun
baaab6069a
build: Move all arch OBJS declarations into arch subdirectory Makefiles.
2012-04-12 21:30:13 +02:00
