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authorGravatar msarett <msarett@google.com>2015-09-04 13:00:49 -0700
committerGravatar Commit bot <commit-bot@chromium.org>2015-09-04 13:00:50 -0700
commit76f755e6d54a32f9887ad254ce59a3a62f28bde4 (patch)
tree9fd2954a383da06941f9448c57c8bddb8378e84e /dm/DMSrcSink.h
parentc3470340b6658dea7baa3ac90d3b716c0afd7051 (diff)
Provides various implementations of Android's SkBitmapRegionDecoder.
Implements testing in DM for these implementations. nanobench testing will follow after this. BUG=skia: Review URL: https://codereview.chromium.org/1288963002
Diffstat (limited to 'dm/DMSrcSink.h')
-rw-r--r--dm/DMSrcSink.h29
1 files changed, 29 insertions, 0 deletions
diff --git a/dm/DMSrcSink.h b/dm/DMSrcSink.h
index efae87138e..fe6c91dfad 100644
--- a/dm/DMSrcSink.h
+++ b/dm/DMSrcSink.h
@@ -12,6 +12,7 @@
#include "SkBBHFactory.h"
#include "SkBBoxHierarchy.h"
#include "SkBitmap.h"
+#include "SkBitmapRegionDecoderInterface.h"
#include "SkCanvas.h"
#include "SkData.h"
#include "SkGPipe.h"
@@ -128,6 +129,34 @@ private:
float fScale;
};
+// Allows for testing of various implementations of Android's BitmapRegionDecoder
+class BRDSrc : public Src {
+public:
+ enum Mode {
+ // Decode the entire image as one region.
+ kFullImage_Mode,
+ // Splits the image into multiple regions using a divisor and decodes the regions
+ // separately. Also, this test adds a border of a few pixels to each of the regions
+ // that it is decoding. This tests the behavior when a client asks for a region that
+ // does not fully fit in the image.
+ kDivisor_Mode,
+ };
+
+ BRDSrc(Path, SkBitmapRegionDecoderInterface::Strategy, Mode, CodecSrc::DstColorType, uint32_t);
+
+ static float GetScale(uint32_t sampleSize) { return 1.0f / (float) sampleSize; }
+
+ Error draw(SkCanvas*) const override;
+ SkISize size() const override;
+ Name name() const override;
+ bool veto(SinkFlags) const override;
+private:
+ Path fPath;
+ SkBitmapRegionDecoderInterface::Strategy fStrategy;
+ Mode fMode;
+ CodecSrc::DstColorType fDstColorType;
+ uint32_t fSampleSize;
+};
class ImageSrc : public Src {
public: