Index: tools/SkCodecTools.h |
diff --git a/tools/SkCodecTools.h b/tools/SkCodecTools.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..097915b5d719711c37559f860791ca3b50936dd7 |
--- /dev/null |
+++ b/tools/SkCodecTools.h |
@@ -0,0 +1,15 @@ |
+/* |
+ * Copyright 2015 Google Inc. |
+ * |
+ * Use of this source code is governed by a BSD-style license that can be |
+ * found in the LICENSE file. |
+ */ |
+ |
+#ifndef SkCodecTools_DEFINED |
+#define SkCodecTools_DEFINED |
+ |
+inline float get_scale_from_sample_size(uint32_t sampleSize) { |
+ return 1.0f / (float) sampleSize; |
+} |
+ |
+#endif // SkCodecTools_DEFINED |