migrate skpdiff to tools

experimental/skpdiff/SkImageDiffer.h

Index: experimental/skpdiff/SkImageDiffer.h
diff --git a/experimental/skpdiff/SkImageDiffer.h b/experimental/skpdiff/SkImageDiffer.h
deleted file mode 100644
index 6c570cbb8e41bc3d8437937047f55396cd262258..0000000000000000000000000000000000000000
--- a/experimental/skpdiff/SkImageDiffer.h
+++ /dev/null
@@ -1,97 +0,0 @@
-/*
- * Copyright 2013 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#ifndef SkImageDiffer_DEFINED
-#define SkImageDiffer_DEFINED
-
-class SkBitmap;
-struct SkIPoint;
-
-/**
- * Encapsulates an image difference metric algorithm that can be potentially run asynchronously.
- */
-class SkImageDiffer {
-public:
-    SkImageDiffer();
-    virtual ~SkImageDiffer();
-
-    /**
-     * Gets a unique and descriptive name of this differ
-     * @return A statically allocated null terminated string that is the name of this differ
-     */
-    virtual const char* getName() = 0;
-
-    /**
-     * Gets if this differ is in a usable state
-     * @return True if this differ can be used, false otherwise
-     */
-    bool isGood() { return fIsGood; }
-
-    /**
-     * Gets if this differ needs to be initialized with and OpenCL device and context.
-     */
-    virtual bool requiresOpenCL() { return false; }
-
-    /**
-     * Wraps a call to queueDiff by loading the given filenames into SkBitmaps
-     * @param  baseline The file path of the baseline image
-     * @param  test     The file path of the test image
-     * @return          The results of queueDiff with the loaded bitmaps
-     */
-    int queueDiffOfFile(const char baseline[], const char test[]);
-
-    /**
-     * Queues a diff on a pair of bitmaps to be done at some future time.
-     * @param  baseline The correct bitmap
-     * @param  test     The bitmap whose difference is being tested
-     * @return          An non-negative diff ID on success, a negative integer on failure.
-     */
-    virtual int queueDiff(SkBitmap* baseline, SkBitmap* test) = 0;
-
-    /**
-     * Gets whether a queued diff of the given id has finished
-     * @param  id The id of the queued diff to query
-     * @return    True if the queued diff is finished and has results, false otherwise
-     */
-    virtual bool isFinished(int id) = 0;
-
-    /**
-     * Deletes memory associated with a diff and its results. This may block execution until the
-     * diff is finished,
-     * @param id The id of the diff to query
-     */
-    virtual void deleteDiff(int id) = 0;
-
-    /**
-     * Gets the results of the queued diff of the given id. The results are only meaningful after
-     * the queued diff has finished.
-     * @param  id The id of the queued diff to query
-     */
-    virtual double getResult(int id) = 0;
-
-    /**
-     * Gets the number of points of interest for the diff of the given id. The results are only
-     * meaningful after the queued diff has finished.
-     * @param  id The id of the queued diff to query
-     */
-    virtual int getPointsOfInterestCount(int id) = 0;
-
-    /**
-     * Gets an array of the points of interest for the diff of the given id. The results are only
-     * meaningful after the queued diff has finished.
-     * @param  id The id of the queued diff to query
-     */
-    virtual SkIPoint* getPointsOfInterest(int id) = 0;
-
-
-
-protected:
-    bool fIsGood;
-};
-
-
-#endif