[wip] image color correction

Source/platform/graphics/ColorSpaceTransform.h

 /*
  * Copyright (C) 2014 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 10 matching lines @@
  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#ifndef AesKeyAlgorithm_h
-#define AesKeyAlgorithm_h
+#ifndef ColorSpaceTransform_h
+#define ColorSpaceTransform_h
 
-#include "bindings/v8/ScriptWrappable.h"
-#include "modules/crypto/KeyAlgorithm.h"
-#include "platform/heap/Handle.h"
-#include "wtf/Forward.h"
+#include "wtf/PassRefPtr.h"
 #include "wtf/RefCounted.h"
 
+#if USE(QCMSLIB)
+#include "qcms.h"
+#include "wtf/ThreadSafeRefCounted.h"
+#endif
+
 namespace WebCore {
 
-class AesKeyAlgorithm : public KeyAlgorithm {
+#if USE(QCMSLIB)
+
+class ColorSpaceTransform : public ThreadSafeRefCounted<ColorSpaceTransform> {
 public:
-    static AesKeyAlgorithm* create(const blink::WebCryptoKeyAlgorithm&);
+    static PassRefPtr<ColorSpaceTransform> create(qcms_transform* transform)
+    {
+        return adoptRef(new ColorSpaceTransform(transform));
+    }
 
-    unsigned short length();
+    qcms_transform* transform() { return m_transform; }
 
-    virtual void trace(Visitor*) OVERRIDE;
+    ~ColorSpaceTransform()
+    {
+        if (m_transform)
+            qcms_transform_release(m_transform);
+
+        m_transform = 0;
+    }
 
 private:
-    explicit AesKeyAlgorithm(const blink::WebCryptoKeyAlgorithm&);
+    explicit ColorSpaceTransform(qcms_transform* transform)
+        : m_transform(transform)
+    {
+    }
+
+    qcms_transform* m_transform;
 };
 
-DEFINE_KEY_ALGORITHM_TYPE_CASTS(AesKeyAlgorithm);
+#else
+
+class ColorSpaceTransform : public RefCounted<ColorSpaceTransform> {
+public:
+    static PassRefPtr<ColorSpaceTransform> create(void*)
+    {
+        return nullptr;
+    }
+
+private:
+    ColorSpaceTransform()
+    {
+    }
+};
+
+#endif
 
 } // namespace WebCore
 
-#endif
+#endif // ColorSpaceTransform_h