/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef Y_CB_CR_UTILS_H_
#define Y_CB_CR_UTILS_H_

#include "ErrorList.h"
#include "ImageContainer.h"
#include "mozilla/gfx/Types.h"

namespace mozilla {
namespace gfx {

void
GetYCbCrToRGBDestFormatAndSize(const layers::PlanarYCbCrData& aData,
                               SurfaceFormat& aSuggestedFormat,
                               IntSize& aSuggestedSize);

nsresult
ConvertYCbCrToRGB(const layers::PlanarYCbCrData& aData,
                  const SurfaceFormat& aDestFormat,
                  const IntSize& aDestSize,
                  unsigned char* aDestBuffer,
                  int32_t aStride);

using PremultFunc = int (*)(const uint8_t* src_argb, int src_stride_argb,
                            uint8_t* dst_argb, int dst_stride_argb, int width,
                            int height);

// Convert given YUV data w/ or w/out alpha into BGRA or BGRX data.
nsresult
ConvertYCbCrToRGB32(const layers::PlanarYCbCrData& aData,
                    const SurfaceFormat& aDestFormat,
                    unsigned char* aDestBuffer,
                    int32_t aStride,
                    PremultFunc premultiplyAlphaOp);

nsresult
ConvertI420AlphaToARGB(const uint8_t* aSrcY,
                       const uint8_t* aSrcU,
                       const uint8_t* aSrcV,
                       const uint8_t* aSrcA,
                       int aSrcStrideYA, int aSrcStrideUV,
                       uint8_t* aDstARGB, int aDstStrideARGB,
                       int aWidth, int aHeight);
} // namespace gfx
} // namespace mozilla

#endif /* Y_CB_CR_UTILS_H_ */