Hello,

in attach patch to add SIMD for sub_left_pred in utvideoenc

001 : add SIMD for utvideoenc
002 : add checkasm for llviddspenc (diff bytes and sub_left_pred)

Encoding result :
./ffmpeg -i utvideo_file.avi -c:v utvideo -pred left res.avi

Without

frame= 3316 fps=194 q=-0.0 Lsize= 3613675kB time=00:02:12.64
bitrate=223184.8kbits/s speed=7.74x

With
frame= 3316 fps=206 q=-0.0 Lsize= 3613675kB time=00:02:12.64
bitrate=223184.8kbits/s speed=8.24x


Checkasm result :
sub_left_predict_c: 2497.2
sub_left_predict_ssse3: 455.7


pass fate test for me (os X, x86_64)

Martin

Attachment: 0001-avcodec-utvideoenc-add-SIMD-SSSE3-for-sub_left_pred.patch
Description: Binary data

Attachment: 0002-checkasm-llviddspenc-add-test-for-diff_bytes-and-sub.patch
Description: Binary data

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