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/*
* Simd Library (http://ermig1979.github.io/Simd).
*
* Copyright (c) 2011-2017 Yermalayeu Ihar.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include "Simd/SimdDefs.h"
namespace Simd
{
namespace Base
{
SIMD_INLINE uint32_t GrayToBgra(uint32_t gray, uint32_t alpha)
{
#ifdef SIMD_BIG_ENDIAN
return alpha | (gray << 8) | (gray << 16) | (gray << 24);
#else
return gray | (gray << 8) | (gray << 16) | (alpha << 24);
#endif
}
void GrayToBgra(const uint8_t *gray, size_t width, size_t height, size_t grayStride, uint8_t *bgra, size_t bgraStride, uint8_t alpha)
{
for (size_t row = 0; row < height; ++row)
{
for (size_t col = 0; col < width; ++col)
((uint32_t*)bgra)[col] = GrayToBgra(gray[col], alpha);
gray += grayStride;
bgra += bgraStride;
}
}
}
}
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