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37 lines
1.2 KiB
C++
37 lines
1.2 KiB
C++
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef SKIA_EXT_BITMAP_PLATFORM_DEVICE_H_
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#define SKIA_EXT_BITMAP_PLATFORM_DEVICE_H_
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// This file provides an easy way to include the appropriate
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// BitmapPlatformDevice header file for your platform.
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#if defined(WIN32)
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#include "skia/ext/bitmap_platform_device_win.h"
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#elif defined(__APPLE__)
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#include "skia/ext/bitmap_platform_device_mac.h"
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#elif defined(USE_CAIRO)
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#include "skia/ext/bitmap_platform_device_cairo.h"
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#else
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#include "skia/ext/bitmap_platform_device_skia.h"
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#endif
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namespace skia {
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// Returns true if it is unsafe to attempt to allocate an offscreen buffer
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// given these dimensions.
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inline bool RasterDeviceTooBigToAllocate(int width, int height) {
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#ifndef SKIA_EXT_RASTER_DEVICE_ALLOCATION_MAX
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#define SKIA_EXT_RASTER_DEVICE_ALLOCATION_MAX (2 * 256 * 1024 * 1024)
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#endif
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int bytesPerPixel = 4;
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int64_t bytes = (int64_t)width * height * bytesPerPixel;
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return bytes > SKIA_EXT_RASTER_DEVICE_ALLOCATION_MAX;
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}
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}
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#endif // SKIA_EXT_BITMAP_PLATFORM_DEVICE_H_
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