Darren Hsieh 873eaa3bbf [RVV] Enable Scale{ARGB,UV}RowDown{2,4,EVEN}_RVV ... Run on SiFive internal FPGA: Test case RVV function Speedup I444ScaleDownBy3_Box ScaleAddRow_RVV+ScaleAddCols(scalar) 2.8 ARGBScaleDownBy2_None ScaleARGBRowDown2_RVV 2.2 ARGBScaleDownBy2_Linear ScaleARGBRowDown2Linear_RVV 5.0 ARGBScaleDownBy2_Box ScaleARGBRowDown2Box_RVV 4.3 ARGBScaleDownBy4_None ScaleARGBRowDownEven_RVV 1.2 ARGBScaleDownBy8_Box ScaleARGBRowDownEvenBox_RVV 3.2 ARGBScaleDownBy4_Box ScaleARGBRowDown2Box_RVV 4.5 I444ScaleDownBy2_None ScaleRowDown2_RVV 5.8 I444ScaleDownBy2_Linear ScaleRowDown2Linear_RVV 6.1 I444ScaleDownBy2_Box ScaleRowDown2Box_RVV 5.0 I444ScaleDownBy4_None ScaleRowDown4_RVV 3.6 I444ScaleDownBy4_Box ScaleRowDown4Box_RVV 3.5 UVScaleDownBy2_None ScaleUVRowDown2_RVV 5.8 UVScaleDownBy2_Linear ScaleUVRowDown2Linear_RVV 5.6 UVScaleDownBy2_Box ScaleUVRowDown2Box_RVV 4.1 UVScaleDownBy4_None ScaleUVRowDown4_RVV 1.7 UVScaleDownBy4_Box ScaleUVRowDown2Box_RVV 4.5 avg-speedup: 4 Note: Specialize ScaleUVRowDown with step_size=4 by ScaleUVRowDown4_RVV. Bug: libyuv:956 Change-Id: If9604a6aadf681193f282507602c57c726332202 Signed-off-by: Darren Hsieh <darren.hsieh@sifive.com> Reviewed-on: https://chromium-review.googlesource.com/c/libyuv/libyuv/+/4601684 Reviewed-by: Frank Barchard <fbarchard@chromium.org> Commit-Queue: Frank Barchard <fbarchard@chromium.org>		2023-06-13 00:40:39 +00:00
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libyuv	[RVV] Enable Scale{ARGB,UV}RowDown{2,4,EVEN}_RVV	2023-06-13 00:40:39 +00:00
libyuv.h	NV12 Copy, include scale_uv.h	2020-12-08 18:54:16 +00:00