Dactyloidae/gfx/ycbcr/YCbCrUtils.h
Jeremy Andrews c0ba3a8d2e Issue #2357 - VPXDecoder does not decode alpha frames.
Another requirement to have transparency in videos. Straight port of Firefox 53 implementation, save for some oddities relating to needing to put uint8_t instead of uint8 in yuv_convert to get this to compile.

Ref: BZ 1321076, 1329104
2023-10-26 10:49:23 +08:00

41 lines
1.3 KiB
C++

/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* 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 MOZILLA_GFX_UTILS_H_
#define MOZILLA_GFX_UTILS_H_
#include "mozilla/gfx/Types.h"
#include "ImageContainer.h"
namespace mozilla {
namespace gfx {
void
GetYCbCrToRGBDestFormatAndSize(const layers::PlanarYCbCrData& aData,
SurfaceFormat& aSuggestedFormat,
IntSize& aSuggestedSize);
void
ConvertYCbCrToRGB(const layers::PlanarYCbCrData& aData,
const SurfaceFormat& aDestFormat,
const IntSize& aDestSize,
unsigned char* aDestBuffer,
int32_t aStride);
// Currently this function only has support for I420 type.
void
ConvertYCbCrAToARGB(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 /* MOZILLA_GFX_UTILS_H_ */