1 files changed, 32 insertions, 0 deletions
diff --git a/src/codec/SkCodecAnimationPriv.h b/src/codec/SkCodecAnimationPriv.h
new file mode 100644
index 0000000000..233a79b211
--- /dev/null
+++ b/src/codec/SkCodecAnimationPriv.h
@@ -0,0 +1,32 @@
+/*
+ * Copyright 2016 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#ifndef SkCodecAnimationPriv_DEFINED
+#define SkCodecAnimationPriv_DEFINED
+
+namespace SkCodecAnimation {
+    /**
+     * How to blend the current frame.
+     */
+    enum class Blend {
+        /**
+         *  Blend with the prior frame. This is the typical case, supported
+         *  by all animated image types.
+         */
+        kPriorFrame,
+
+        /**
+         *  Do not blend.
+         *
+         *  This frames pixels overwrite previous pixels "blending" with
+         *  the background color of transparent.
+         */
+        kBG,
+    };
+
+}
+#endif // SkCodecAnimationPriv_DEFINED