[FFmpeg-devel] libavcodec/bswapdsp : add AVX2 for bswap_buf

[Martin Vignali]

Hello,

In attach patch in order to add an AVX2 version for bswap_buf
(swap uint32 in a buffer)

Checkasm result (Kaby Lake 10.12)
bswap_buf_c: 122.8
bswap_buf_sse2: 67.8
bswap_buf_ssse3: 34.3
bswap_buf_avx2: 21.0


Pass checkasm and fate test for me


Martin
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