Hello, In attach patch to add AVX2 version for add_bytes
0001-libavcodec-lossless_videodsp-add-add_bytes-avx2-vers : add AVX2 version pass fate-test for me (os 10.12, x86_64) checkasm result : (Kaby Lake) (run 10 times, and i took the fastest version) checkasm: all 2 tests passed add_bytes_c: 108.7 add_bytes_sse2: 26.5 add_bytes_avx2: 15.5 0002-libavcodec-lossless_video_dsp-cosmetic-add-better-se: only cosmetic like the ref c function declaration in asm file is not consistent between each asm file i think a better separator for each function make the file easier to read also add the c declaration for add bytes in comment Martin
0001-libavcodec-lossless_videodsp-add-add_bytes-avx2-vers.patch
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0002-libavcodec-lossless_video_dsp-cosmetic-add-better-se.patch
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