API to Convert Java Bitmap Config to SkBitmap::Config

ui/gfx/android/java_bitmap.h

Index: ui/gfx/android/java_bitmap.h
diff --git a/ui/gfx/android/java_bitmap.h b/ui/gfx/android/java_bitmap.h
index 9d1e4432cb7dcafaed425e7b20159b82875f3b31..218f69a78bb6ccfa4efabde87f9d75f312b74842 100644
--- a/ui/gfx/android/java_bitmap.h
+++ b/ui/gfx/android/java_bitmap.h
@@ -8,10 +8,9 @@
 #include <jni.h>
 
 #include "base/android/scoped_java_ref.h"
+#include "third_party/skia/include/core/SkBitmap.h"
 #include "ui/gfx/size.h"
 
-class SkBitmap;
-
 namespace gfx {
 
 // This class wraps a JNI AndroidBitmap object to make it easier to use. It
@@ -19,6 +18,14 @@ namespace gfx {
 // various JNI methods.
 class GFX_EXPORT JavaBitmap {
  public:
+  enum {
+    BITMAP_CONFIG_NO_CONFIG = 0,

[bulach, 2014/02/17 10:33:58]

as above, let's extract this to avoid duplication.

[sivag, 2014/02/18 16:06:22]

Done.

+    BITMAP_CONFIG_ALPHA_8,
+    BITMAP_CONFIG_ARGB_4444,
+    BITMAP_CONFIG_ARGB_8888,
+    BITMAP_CONFIG_RGB_565
+  };
+
   explicit JavaBitmap(jobject bitmap);
   ~JavaBitmap();
 
@@ -51,6 +58,9 @@ GFX_EXPORT SkBitmap CreateSkBitmapFromJavaBitmap(JavaBitmap& jbitmap);
 GFX_EXPORT SkBitmap CreateSkBitmapFromResource(const char* name,
                                                gfx::Size size);
 
+// Returns a Skia config value for the requested input java Bitmap.Config.
+GFX_EXPORT SkBitmap::Config ConvertToSkiaConfig(jobject bitmap_config);
+
 }  // namespace gfx
 
 #endif  // UI_GFX_ANDROID_JAVA_BITMAP_H_