Title: [146228] trunk/Source/WebCore
Revision
146228
Author
[email protected]
Date
2013-03-19 11:45:23 -0700 (Tue, 19 Mar 2013)

Log Message

Implement onRefEncodedData for lazy pixel refs.
This allows printToSkPicture to write the original
encoded data to the stream.
Add a method to ImageFrameGenerator to copy its
data, which is used by onRefEncodedData.
https://bugs.webkit.org/show_bug.cgi?id=110759

Patch by Leon Scroggins <[email protected]> on 2013-03-19
Reviewed by Stephen White.

No new tests. New functionality is for testing purposes
(creating SKP files).

* platform/graphics/chromium/ImageFrameGenerator.cpp:
(WebCore::ImageFrameGenerator::data):
(WebCore):
* platform/graphics/chromium/ImageFrameGenerator.h:
(ImageFrameGenerator):
* platform/graphics/chromium/LazyDecodingPixelRef.cpp:
(WebCore::LazyDecodingPixelRef::isClipped):
(WebCore):
(WebCore::LazyDecodingPixelRef::onRefEncodedData):
* platform/graphics/chromium/LazyDecodingPixelRef.h:
(LazyDecodingPixelRef):

Modified Paths

Diff

Modified: trunk/Source/WebCore/ChangeLog (146227 => 146228)


--- trunk/Source/WebCore/ChangeLog	2013-03-19 18:39:18 UTC (rev 146227)
+++ trunk/Source/WebCore/ChangeLog	2013-03-19 18:45:23 UTC (rev 146228)
@@ -1,3 +1,29 @@
+2013-03-19  Leon Scroggins  <[email protected]>
+
+        Implement onRefEncodedData for lazy pixel refs.
+        This allows printToSkPicture to write the original
+        encoded data to the stream.
+        Add a method to ImageFrameGenerator to copy its
+        data, which is used by onRefEncodedData.
+        https://bugs.webkit.org/show_bug.cgi?id=110759
+
+        Reviewed by Stephen White.
+
+        No new tests. New functionality is for testing purposes
+        (creating SKP files).
+
+        * platform/graphics/chromium/ImageFrameGenerator.cpp:
+        (WebCore::ImageFrameGenerator::data):
+        (WebCore):
+        * platform/graphics/chromium/ImageFrameGenerator.h:
+        (ImageFrameGenerator):
+        * platform/graphics/chromium/LazyDecodingPixelRef.cpp:
+        (WebCore::LazyDecodingPixelRef::isClipped):
+        (WebCore):
+        (WebCore::LazyDecodingPixelRef::onRefEncodedData):
+        * platform/graphics/chromium/LazyDecodingPixelRef.h:
+        (LazyDecodingPixelRef):
+
 2013-03-19  Philip Rogers  <[email protected]>
 
         Separate SVG image size and container size

Modified: trunk/Source/WebCore/platform/graphics/chromium/ImageFrameGenerator.cpp (146227 => 146228)


--- trunk/Source/WebCore/platform/graphics/chromium/ImageFrameGenerator.cpp	2013-03-19 18:39:18 UTC (rev 146227)
+++ trunk/Source/WebCore/platform/graphics/chromium/ImageFrameGenerator.cpp	2013-03-19 18:45:23 UTC (rev 146228)
@@ -69,6 +69,14 @@
     m_data.setData(data.get(), allDataReceived);
 }
 
+void ImageFrameGenerator::copyData(RefPtr<SharedBuffer>* data, bool* allDataReceived)
+{
+    SharedBuffer* buffer = 0;
+    m_data.data(&buffer, allDataReceived);
+    if (buffer)
+        *data = ""
+}
+
 const ScaledImageFragment* ImageFrameGenerator::decodeAndScale(const SkISize& scaledSize)
 {
     // Prevents concurrent decode or scale operations on the same image data.

Modified: trunk/Source/WebCore/platform/graphics/chromium/ImageFrameGenerator.h (146227 => 146228)


--- trunk/Source/WebCore/platform/graphics/chromium/ImageFrameGenerator.h	2013-03-19 18:39:18 UTC (rev 146227)
+++ trunk/Source/WebCore/platform/graphics/chromium/ImageFrameGenerator.h	2013-03-19 18:45:23 UTC (rev 146228)
@@ -65,6 +65,9 @@
 
     void setData(PassRefPtr<SharedBuffer>, bool allDataReceived);
 
+    // Creates a new SharedBuffer containing the data received so far.
+    void copyData(RefPtr<SharedBuffer>*, bool* allDataReceived);
+
     void setImageDecoderFactoryForTesting(PassOwnPtr<ImageDecoderFactory> factory) { m_imageDecoderFactory = factory; }
 
     bool hasAlpha();

Modified: trunk/Source/WebCore/platform/graphics/chromium/LazyDecodingPixelRef.cpp (146227 => 146228)


--- trunk/Source/WebCore/platform/graphics/chromium/LazyDecodingPixelRef.cpp	2013-03-19 18:39:18 UTC (rev 146227)
+++ trunk/Source/WebCore/platform/graphics/chromium/LazyDecodingPixelRef.cpp	2013-03-19 18:45:23 UTC (rev 146228)
@@ -29,6 +29,7 @@
 #include "ImageDecoder.h"
 #include "ImageDecodingStore.h"
 #include "ImageFrameGenerator.h"
+#include "SkData.h"
 #include "TraceEvent.h"
 #include <wtf/MainThread.h>
 
@@ -56,6 +57,18 @@
     return m_scaledSize.width() != m_scaledSubset.width() || m_scaledSize.height() != m_scaledSubset.height();
 }
 
+SkData* LazyDecodingPixelRef::onRefEncodedData()
+{
+    RefPtr<SharedBuffer> buffer = 0;
+    bool allDataReceived = false;
+    m_frameGenerator->copyData(&buffer, &allDataReceived);
+    if (buffer && allDataReceived) {
+        SkData* skdata = SkData::NewWithCopy((void*)buffer->data(), buffer->size());
+        return skdata;
+    }
+    return 0;
+}
+
 void* LazyDecodingPixelRef::onLockPixels(SkColorTable**)
 {
     TRACE_EVENT_ASYNC_BEGIN0("webkit", "LazyDecodingPixelRef::lockPixels", this);

Modified: trunk/Source/WebCore/platform/graphics/chromium/LazyDecodingPixelRef.h (146227 => 146228)


--- trunk/Source/WebCore/platform/graphics/chromium/LazyDecodingPixelRef.h	2013-03-19 18:39:18 UTC (rev 146227)
+++ trunk/Source/WebCore/platform/graphics/chromium/LazyDecodingPixelRef.h	2013-03-19 18:45:23 UTC (rev 146228)
@@ -38,6 +38,8 @@
 
 using skia::LazyPixelRef;
 
+class SkData;
+
 namespace WebCore {
 
 class ImageFrameGenerator;
@@ -63,6 +65,8 @@
     virtual void onUnlockPixels();
     virtual bool onLockPixelsAreWritable() const;
 
+    virtual SkData* onRefEncodedData() SK_OVERRIDE;
+
 private:
     RefPtr<ImageFrameGenerator> m_frameGenerator;
     SkISize m_scaledSize;
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