[poc] redecode

third_party/WebKit/Source/platform/graphics/BitmapImage.cpp

Index: third_party/WebKit/Source/platform/graphics/BitmapImage.cpp
diff --git a/third_party/WebKit/Source/platform/graphics/BitmapImage.cpp b/third_party/WebKit/Source/platform/graphics/BitmapImage.cpp
index 80d9482b1ad892bd8a88d69a286dbfa96fa314f8..03d5fcdfe8f852a6265d8fed1e7e59757a87ab4c 100644
--- a/third_party/WebKit/Source/platform/graphics/BitmapImage.cpp
+++ b/third_party/WebKit/Source/platform/graphics/BitmapImage.cpp
@@ -31,12 +31,15 @@
 #include "platform/Timer.h"
 #include "platform/TraceEvent.h"
 #include "platform/geometry/FloatRect.h"
+#include "platform/graphics/ColorSpaceProfile.h"
 #include "platform/graphics/DeferredImageDecoder.h"
+#include "platform/graphics/GraphicsScreen.h"
 #include "platform/graphics/ImageObserver.h"
 #include "platform/graphics/StaticBitmapImage.h"
 #include "platform/graphics/skia/SkiaUtils.h"
 #include "third_party/skia/include/core/SkCanvas.h"
 #include "wtf/PassRefPtr.h"
+#include "wtf/RefPtr.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
@@ -70,6 +73,7 @@ BitmapImage::BitmapImage(ImageObserver* observer)
     , m_hasUniformFrameSize(true)
     , m_haveFrameCount(false)
 {
+    fprintf(stderr, "BitmapImage %p created (page %ld)\n", this, (long int)currentScreenId());
 }
 
 BitmapImage::BitmapImage(const SkBitmap& bitmap, ImageObserver* observer)
@@ -161,6 +165,7 @@ void BitmapImage::cacheFrame(size_t index)
 
     int deltaBytes = totalFrameBytes();
 
+    fprintf(stderr, "BitmapImage %p cacheframe(index=%d)\n", this, (int)index);
 
     // We are caching frame snapshots.  This is OK even for partially decoded frames,
     // as they are cleared by dataChanged() when new data arrives.
@@ -269,6 +274,9 @@ void BitmapImage::draw(SkCanvas* canvas, const SkPaint& paint, const FloatRect&
 {
     TRACE_EVENT0("skia", "BitmapImage::draw");
 
+    if (imageColorProfilesEnabled() && hasColorProfile())
+        notifyDeviceProfile(screenColorProfile(currentScreenId()).get());
+
     RefPtr<SkImage> image = imageForCurrentFrame();
     if (!image)
         return; // It's too early and we don't have an image yet.
@@ -670,4 +678,30 @@ bool BitmapImage::internalAdvanceAnimation(bool skippingFrames)
     return advancedAnimation;
 }
 
+void BitmapImage::notifyDeviceProfile(ColorSpaceProfile* deviceProfile)
+{
+    RELEASE_ASSERT(imageColorProfilesEnabled() && hasColorProfile());
+
+    if (m_source.deviceProfile() == deviceProfile)
+        return;
+
+    if (!imageObserver())
+        return;
+
+    imageObserver()->deviceProfileChanged(this, deviceProfile);
+}
+
+bool BitmapImage::resetDecoder(ColorSpaceProfile* deviceProfile)
+{
+    RELEASE_ASSERT(imageColorProfilesEnabled() && hasColorProfile());
+
+    if (m_source.deviceProfile() == deviceProfile)
+        return false;
+
+    fprintf(stderr, "BitmapImage %p resetDecoder\n", this);
+    m_source.resetDecoder();
+    m_source.setDeviceProfile(deviceProfile);
+    return true;
+}
+
 } // namespace blink