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| author | Yuan Tong <tongyuan200097@gmail.com> | 2021-01-27 08:55:58 +0800 |
|---|---|---|
| committer | Frank Barchard <fbarchard@chromium.org> | 2021-01-27 19:33:51 +0000 |
| commit | a85cc26fde68699f95eceb4ca93c5eb70278787e (patch) | |
| tree | 20b7fc40b2d60c528e69fae9c9d6f70b0ae1ed67 /include/libyuv/planar_functions.h | |
| parent | f7c0a73a3ea796e9b1c2a4cf2de319eafe6d1226 (diff) | |
| download | libyuv-a85cc26fde68699f95eceb4ca93c5eb70278787e.tar.gz | |
Add MergeARGBPlane and SplitARGBPlane
These functions convert between planar and interleaved ARGB,
optionally fill 255 to alpha / discard alpha.
This can help handle YUV(A) with Identity matrix, which is
basically planar ARGB.
libyuv_unittest --gtest_filter=LibYUVPlanarTest.*ARGBPlane*:LibYUVPlanarTest.*XRGBPlane*
R=fbarchard@google.com
Change-Id: I522a189b434f490ba1723ce51317727e7c5eb112
Bug: libyuv:877
Reviewed-on: https://chromium-review.googlesource.com/c/libyuv/libyuv/+/2649887
Commit-Queue: Frank Barchard <fbarchard@chromium.org>
Reviewed-by: Frank Barchard <fbarchard@chromium.org>
Diffstat (limited to 'include/libyuv/planar_functions.h')
| -rw-r--r-- | include/libyuv/planar_functions.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/include/libyuv/planar_functions.h b/include/libyuv/planar_functions.h index d1e55fb9..ce94e162 100644 --- a/include/libyuv/planar_functions.h +++ b/include/libyuv/planar_functions.h @@ -153,6 +153,38 @@ void MergeRGBPlane(const uint8_t* src_r, int width, int height); +// Split interleaved ARGB plane into separate R, G, B and A planes. +// dst_a can be NULL to discard alpha plane. +LIBYUV_API +void SplitARGBPlane(const uint8_t* src_argb, + int src_stride_argb, + uint8_t* dst_r, + int dst_stride_r, + uint8_t* dst_g, + int dst_stride_g, + uint8_t* dst_b, + int dst_stride_b, + uint8_t* dst_a, + int dst_stride_a, + int width, + int height); + +// Merge separate R, G, B and A planes into one interleaved ARGB plane. +// src_a can be NULL to fill opaque value to alpha. +LIBYUV_API +void MergeARGBPlane(const uint8_t* src_r, + int src_stride_r, + const uint8_t* src_g, + int src_stride_g, + const uint8_t* src_b, + int src_stride_b, + const uint8_t* src_a, + int src_stride_a, + uint8_t* dst_argb, + int dst_stride_argb, + int width, + int height); + // Copy I400. Supports inverting. LIBYUV_API int I400ToI400(const uint8_t* src_y, |