Prepare ImageData for color managed BaseRenderingContext2D::create/put/get-ImageData

third_party/WebKit/Source/core/html/ImageData.h

Index: third_party/WebKit/Source/core/html/ImageData.h
diff --git a/third_party/WebKit/Source/core/html/ImageData.h b/third_party/WebKit/Source/core/html/ImageData.h
index 7b0005953bcb1e64c89d3d329babd472c2aa0955..a826cbdf3a2a8d0ff1cfd47872249801ef748119 100644
--- a/third_party/WebKit/Source/core/html/ImageData.h
+++ b/third_party/WebKit/Source/core/html/ImageData.h
@@ -79,8 +79,11 @@ class CORE_EXPORT ImageData final : public GarbageCollectedFinalized<ImageData>,
   DEFINE_WRAPPERTYPEINFO();
 
  public:
-  static ImageData* create(const IntSize&);
-  static ImageData* create(const IntSize&, DOMUint8ClampedArray*);
+  static ImageData* create(const IntSize&,
+                           const ImageDataColorSettings* = nullptr);
+  static ImageData* create(const IntSize&,
+                           DOMArrayBufferView*,
+                           const ImageDataColorSettings* = nullptr);
 
   static ImageData* create(unsigned width, unsigned height, ExceptionState&);
   static ImageData* create(DOMUint8ClampedArray*,
@@ -103,7 +106,14 @@ class CORE_EXPORT ImageData final : public GarbageCollectedFinalized<ImageData>,
                              const ImageDataColorSettings&,
                              ExceptionState&);
 
+  static CanvasColorSpace getCanvasColorSpace(const String&);
   static ImageDataStorageFormat getImageDataStorageFormat(const String&);
+  static unsigned getStorageFormatDataSize(const String&);
+  static DOMArrayBufferView*
+  convertPixelsFromCanvasPixelFormatToImageDataStorageFormat(
+      WTF::ArrayBufferContents&,
+      CanvasPixelFormat,
+      ImageDataStorageFormat);
 
   IntSize size() const { return m_size; }
   int width() const { return m_size.width(); }
@@ -122,6 +132,8 @@ class CORE_EXPORT ImageData final : public GarbageCollectedFinalized<ImageData>,
   };
 
   sk_sp<SkColorSpace> getSkColorSpace();
+  unsigned char* getImageDataInCanvasColorSettings(const CanvasColorSpace&,
+                                                   const CanvasPixelFormat&);
 
   // ImageBitmapSource implementation
   IntSize bitmapSourceSize() const override { return m_size; }
@@ -138,12 +150,14 @@ class CORE_EXPORT ImageData final : public GarbageCollectedFinalized<ImageData>,
       const WrapperTypeInfo*,
       v8::Local<v8::Object> wrapper) override;
 
-  static bool validateConstructorArguments(const unsigned&,
-                                           const IntSize* = nullptr,
-                                           const unsigned& = 0,
-                                           const unsigned& = 0,
-                                           const DOMArrayBufferView* = nullptr,
-                                           ExceptionState* = nullptr);
+  static bool validateConstructorArguments(
+      const unsigned&,
+      const IntSize* = nullptr,
+      const unsigned& = 0,
+      const unsigned& = 0,
+      const DOMArrayBufferView* = nullptr,
+      const ImageDataColorSettings* = nullptr,
+      ExceptionState* = nullptr);
 
  private:
   ImageData(const IntSize&,
@@ -162,6 +176,28 @@ class CORE_EXPORT ImageData final : public GarbageCollectedFinalized<ImageData>,
       const unsigned&,
       ImageDataStorageFormat,
       ExceptionState* = nullptr);
+
+  static DOMUint8ClampedArray* allocateAndValidateUint8ClampedArray(
+      const unsigned&,
+      ExceptionState* = nullptr);
+
+  static DOMUint16Array* allocateAndValidateUint16Array(
+      const unsigned&,
+      ExceptionState* = nullptr);
+
+  static DOMFloat32Array* allocateAndValidateFloat32Array(
+      const unsigned&,
+      ExceptionState* = nullptr);
+
+  static DOMFloat32Array* convertFloat16ArrayToFloat32Array(const uint16_t*,
+                                                            unsigned);
+  // static uint16_t* convertFloat32ArrayToFloat16Array(const float*, unsigned);
+
+  // uint8_t* getImageDataInUint8ClampedArray();
+  // uint16_t* getImageDataInFloat16Array();
+
+  static sk_sp<SkColorSpace> getSkColorSpace(const CanvasColorSpace&,
+                                             const CanvasPixelFormat&);
 };
 
 }  // namespace blink