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    • Frank Barchard's avatar
      NV21ToRAW and NV12ToRAW functions added · 97b3990d
      Frank Barchard authored
      RAW is a big endian style RGB buffer with R first in memory, then G and B.
      Convert NV21 and NV12 to RAW format.
      
      Performance on SkylakeX for 720p with AVX2
      I420ToRAW_Opt (388 ms)
      H420ToRAW_Opt (371 ms)
      NV12ToRAW_Opt (341 ms)
      NV21ToRAW_Opt (339 ms)
      
      SSSE3
      I420ToRAW_Opt (507 ms)
      H420ToRAW_Opt (481 ms)
      NV12ToRAW_Opt (498 ms)
      NV21ToRAW_Opt (493 ms)
      
      C
      I420ToRAW_Opt (2287 ms)
      H420ToRAW_Opt (2246 ms)
      NV12ToRAW_Opt (2191 ms)
      NV21ToRAW_Opt (2204 ms)
      
      Performance on Pixel 2 for 720p
      out/Release/bin/run_libyuv_unittest -v -t 7200 --gtest_filter=*NV??ToR*Opt --libyuv_repeat=1000 --libyuv_width=1280 --libyuv_height=720
      LibYUVConvertTest.NV12ToRGB24_Opt (1739 ms)
      LibYUVConvertTest.NV21ToRGB24_Opt (1734 ms)
      LibYUVConvertTest.NV12ToRAW_Opt (1719 ms)
      LibYUVConvertTest.NV21ToRAW_Opt (1691 ms)
      LibYUVConvertTest.NV12ToRGB565_Opt (2152 ms)
      
      Bug: libyuv:778, b:117522975
      Test: add new NV21ToRAW and NV12ToRAW tests
      Change-Id: Ieabb68a2c6d8c26743e609c5696c81bb14fb253f
      Reviewed-on: https://chromium-review.googlesource.com/c/1272615
      Commit-Queue: Frank Barchard <fbarchard@chromium.org>
      Reviewed-by: 's avatarFrank Barchard <fbarchard@chromium.org>
      Reviewed-by: 's avatarMirko Bonadei <mbonadei@chromium.org>
      97b3990d
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