• Lauri Kasanen's avatar
    swscale/ppc: VSX-optimize hscale_fast · d0e4d042
    Lauri Kasanen authored
    ./ffmpeg -f lavfi -i yuvtestsrc=duration=1:size=1200x1440 -sws_flags fast_bilinear \
            -s 2400x720 -f rawvideo -vframes 5 -pix_fmt abgr -nostats test.raw
    
    4.27 speedup for hyscale_fast:
      24796 UNITS in hyscale_fast,    4096 runs,      0 skips
       5797 UNITS in hyscale_fast,    4096 runs,      0 skips
    
    4.48 speedup for hcscale_fast:
      19911 UNITS in hcscale_fast,    4095 runs,      1 skips
       4437 UNITS in hcscale_fast,    4096 runs,      0 skips
    d0e4d042
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