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| author | Chong Zhang <chz@google.com> | 2018-08-09 11:04:12 -0700 |
|---|---|---|
| committer | Frank Barchard <fbarchard@chromium.org> | 2018-08-10 19:16:34 +0000 |
| commit | b6b1c273a2d9849f6f03965309b0312c62939f19 (patch) | |
| tree | f1e04ca98941579af3db1952c8bd50dc1fc8f2ef /source/convert_from.cc | |
| parent | c417d5773beb330b4b54fe0f832f3ac9bedfde8b (diff) | |
| download | libyuv-b6b1c273a2d9849f6f03965309b0312c62939f19.tar.gz | |
libyuv: choose matrix for YUV to RGB565 conversion
bug: 109762970
Change-Id: Iccfdc5dded2dc7695f8a7795b2f32b6401efea0d
Reviewed-on: https://chromium-review.googlesource.com/1169687
Commit-Queue: Frank Barchard <fbarchard@chromium.org>
Reviewed-by: Frank Barchard <fbarchard@chromium.org>
Diffstat (limited to 'source/convert_from.cc')
| -rw-r--r-- | source/convert_from.cc | 82 |
1 files changed, 79 insertions, 3 deletions
diff --git a/source/convert_from.cc b/source/convert_from.cc index cb5b4b51..0a7048c9 100644 --- a/source/convert_from.cc +++ b/source/convert_from.cc @@ -930,9 +930,9 @@ int I420ToARGB4444(const uint8_t* src_y, return 0; } -// Convert I420 to RGB565. +// Convert I420 to RGB565 with specified color matrix. LIBYUV_API -int I420ToRGB565(const uint8_t* src_y, +int I420ToRGB565Matrix(const uint8_t* src_y, int src_stride_y, const uint8_t* src_u, int src_stride_u, @@ -940,6 +940,7 @@ int I420ToRGB565(const uint8_t* src_y, int src_stride_v, uint8_t* dst_rgb565, int dst_stride_rgb565, + const struct YuvConstants* yuvconstants, int width, int height) { int y; @@ -990,7 +991,7 @@ int I420ToRGB565(const uint8_t* src_y, #endif for (y = 0; y < height; ++y) { - I422ToRGB565Row(src_y, src_u, src_v, dst_rgb565, &kYuvI601Constants, width); + I422ToRGB565Row(src_y, src_u, src_v, dst_rgb565, yuvconstants, width); dst_rgb565 += dst_stride_rgb565; src_y += src_stride_y; if (y & 1) { @@ -1001,6 +1002,81 @@ int I420ToRGB565(const uint8_t* src_y, return 0; } +// Convert I420 to RGB565. +LIBYUV_API +int I420ToRGB565(const uint8_t* src_y, + int src_stride_y, + const uint8_t* src_u, + int src_stride_u, + const uint8_t* src_v, + int src_stride_v, + uint8_t* dst_rgb565, + int dst_stride_rgb565, + int width, + int height) { + return I420ToRGB565Matrix(src_y, + src_stride_y, + src_u, + src_stride_u, + src_v, + src_stride_v, + dst_rgb565, + dst_stride_rgb565, + &kYuvI601Constants, + width, + height); +} + +// Convert J420 to RGB565. +LIBYUV_API +int J420ToRGB565(const uint8_t* src_y, + int src_stride_y, + const uint8_t* src_u, + int src_stride_u, + const uint8_t* src_v, + int src_stride_v, + uint8_t* dst_rgb565, + int dst_stride_rgb565, + int width, + int height) { + return I420ToRGB565Matrix(src_y, + src_stride_y, + src_u, + src_stride_u, + src_v, + src_stride_v, + dst_rgb565, + dst_stride_rgb565, + &kYuvJPEGConstants, + width, + height); +} + +// Convert H420 to RGB565. +LIBYUV_API +int H420ToRGB565(const uint8_t* src_y, + int src_stride_y, + const uint8_t* src_u, + int src_stride_u, + const uint8_t* src_v, + int src_stride_v, + uint8_t* dst_rgb565, + int dst_stride_rgb565, + int width, + int height) { + return I420ToRGB565Matrix(src_y, + src_stride_y, + src_u, + src_stride_u, + src_v, + src_stride_v, + dst_rgb565, + dst_stride_rgb565, + &kYuvH709Constants, + width, + height); +} + // Convert I422 to RGB565. LIBYUV_API int I422ToRGB565(const uint8_t* src_y, |