gecko/gfx/2d/DataSurfaceHelpers.h

35 lines
1.1 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/. */
#pragma once
#include "2D.h"
namespace mozilla {
namespace gfx {
void
ConvertBGRXToBGRA(uint8_t* aData, const IntSize &aSize, int32_t aStride);
/**
* Copy the pixel data from aSrc and pack it into aDst. aSrcSize, aSrcStride
* and aBytesPerPixel give the size, stride and bytes per pixel for aSrc's
* surface. Callers are responsible for making sure that aDst is big enough to
* contain |aSrcSize.width * aSrcSize.height * aBytesPerPixel| bytes.
*/
void
CopySurfaceDataToPackedArray(uint8_t* aSrc, uint8_t* aDst, IntSize aSrcSize,
int32_t aSrcStride, int32_t aBytesPerPixel);
/**
* Convert aSurface to a packed buffer in BGRA format. The pixel data is
* returned in a buffer allocated with new uint8_t[].
*/
uint8_t*
SurfaceToPackedBGRA(DataSourceSurface *aSurface);
}
}