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| author | Frank Barchard <fbarchard@google.com> | 2022-08-17 11:20:36 -0700 |
|---|---|---|
| committer | Frank Barchard <fbarchard@chromium.org> | 2022-08-17 18:39:05 +0000 |
| commit | 3e38ce50589d9319badc0501f96d6c5b2b177472 (patch) | |
| tree | 52ab2947f8d91d9463d6685099a0360e016a1421 /source/planar_functions.cc | |
| parent | 65e7c9d5706a77d1949da59bfcb0817c252ef8d6 (diff) | |
| download | libyuv-3e38ce50589d9319badc0501f96d6c5b2b177472.tar.gz | |
SSE2 MM21->YUY2 conversion
Add SSE2 optimization for MM21ToYUY2 conversion.
Bug: b/238137982
Change-Id: I189f712514308322f651b082b496bce9c015c4ee
Reviewed-on: https://chromium-review.googlesource.com/c/libyuv/libyuv/+/3832525
Commit-Queue: Frank Barchard <fbarchard@chromium.org>
Reviewed-by: Justin Green <greenjustin@google.com>
Diffstat (limited to 'source/planar_functions.cc')
| -rw-r--r-- | source/planar_functions.cc | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/source/planar_functions.cc b/source/planar_functions.cc index fae8630e..1de71dbb 100644 --- a/source/planar_functions.cc +++ b/source/planar_functions.cc @@ -915,7 +915,7 @@ int NV21ToNV12(const uint8_t* src_y, // tile width is 16 and assumed. // tile_height is 16 or 32 for MM21. // src_stride_y is bytes per row of source ignoring tiling. e.g. 640 -// TODO(fbarchard): More detile row functions. +// TODO: More detile row functions. LIBYUV_API void DetilePlane(const uint8_t* src_y, @@ -1074,6 +1074,15 @@ void DetileToYUY2(const uint8_t* src_y, } #endif +#if defined(HAS_DETILETOYUY2_SSE2) + if (TestCpuFlag(kCpuHasSSE2)) { + DetileToYUY2 = DetileToYUY2_Any_SSE2; + if (IS_ALIGNED(width, 16)) { + DetileToYUY2 = DetileToYUY2_SSE2; + } + } +#endif + // Detile plane for (y = 0; y < height; ++y) { DetileToYUY2(src_y, src_y_tile_stride, src_uv, src_uv_tile_stride, @@ -1081,9 +1090,8 @@ void DetileToYUY2(const uint8_t* src_y, dst_yuy2 += dst_stride_yuy2; src_y += 16; - if (y & 0x1) { + if (y & 0x1) src_uv += 16; - } // Advance to next row of tiles. if ((y & (tile_height - 1)) == (tile_height - 1)) { |