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| author | reed@google.com <reed@google.com@0039d316-1c4b-4281-b951-d872f2087c98> | 2012-09-17 11:53:34 +0000 |
|---|---|---|
| committer | reed@google.com <reed@google.com@0039d316-1c4b-4281-b951-d872f2087c98> | 2012-09-17 11:53:34 +0000 |
| commit | 0bdd14bd924c945ec8a4d90bbd9a02aaddeee99e (patch) | |
| tree | bcf11685703dc9ec345558a31ee569aaa6d2d827 /skia/ext/bitmap_platform_device.h | |
| parent | c41f7529fd4d7d5cd30231773d63fc519e2b4705 (diff) | |
| download | chromium_src-0bdd14bd924c945ec8a4d90bbd9a02aaddeee99e.zip chromium_src-0bdd14bd924c945ec8a4d90bbd9a02aaddeee99e.tar.gz chromium_src-0bdd14bd924c945ec8a4d90bbd9a02aaddeee99e.tar.bz2 | |
repeat http://codereview.chromium.org/10908266/ but w/o the android change,
which broke a build.
Review URL: https://codereview.chromium.org/10915300
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@157105 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'skia/ext/bitmap_platform_device.h')
| -rw-r--r-- | skia/ext/bitmap_platform_device.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/skia/ext/bitmap_platform_device.h b/skia/ext/bitmap_platform_device.h index 6b119c1..56e4176 100644 --- a/skia/ext/bitmap_platform_device.h +++ b/skia/ext/bitmap_platform_device.h @@ -18,4 +18,19 @@ #include "skia/ext/bitmap_platform_device_linux.h" #endif +namespace skia { + // Returns true if it is unsafe to attempt to allocate an offscreen buffer + // given these dimensions. + inline bool RasterDeviceTooBigToAllocate(int width, int height) { + +#ifndef SKIA_EXT_RASTER_DEVICE_ALLOCATION_MAX +#define SKIA_EXT_RASTER_DEVICE_ALLOCATION_MAX (2 * 256 * 1024 * 1024) +#endif + + int bytesPerPixel = 4; + int64_t bytes = (int64_t)width * height * bytesPerPixel; + return bytes > SKIA_EXT_RASTER_DEVICE_ALLOCATION_MAX; + } +} + #endif // SKIA_EXT_BITMAP_PLATFORM_DEVICE_H_ |