Hello, Based on pull request in the official openexr library : https://github.com/openexr/openexr/pull/229/commits/4198128397c033d4f69e5cc0833195da500c31cf
i try to port the reorder part (used in zip and rle decompression), to asm Tested on OS X pass fate test for me I test with this command : ./ffmpeg -i ./fate-suite/exr/rgba_slice_zip16.exr -f null -;./ffmpeg -i ./fate-suite/exr/rgba_slice_zip16.exr -f null - -cpuflags 0 the result of the timer are : scalar : 960355 decicycles in reorder_pixels_zip, 64 runs, 0 skips sse : 84763 decicycles in reorder_pixels_zip, 64 runs, 0 skips Comments Welcome Martin Jokyo Images
0001-libavcodec-exr-add-sse2-simd-for-reorder_pixels.patch
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