COMPMID-363 Add Graph library support

Change-Id: Ie841419bf65d0e06bdfe0bdd2d8d4e0bb3631e54
Reviewed-on: http://mpd-gerrit.cambridge.arm.com/87931
Reviewed-by: Pablo Tello <pablo.tello@arm.com>
Tested-by: Kaizen <jeremy.johnson+kaizengerrit@arm.com>

1 files changed, 97 insertions, 0 deletions

diff --git a/utils/GraphUtils.h b/utils/GraphUtils.h
new file mode 100644
index 0000000000..a19f7e510d
--- /dev/null
+++ b/utils/GraphUtils.h
@@ -0,0 +1,97 @@
+/*
+ * Copyright (c) 2017 ARM Limited.
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#ifndef __ARM_COMPUTE_GRAPH_UTILS_H__
+#define __ARM_COMPUTE_GRAPH_UTILS_H__
+
+#include "arm_compute/graph/ITensorAccessor.h"
+#include "arm_compute/graph/Types.h"
+
+namespace arm_compute
+{
+namespace graph_utils
+{
+/** PPM writer class */
+class PPMWriter : public graph::ITensorAccessor
+{
+public:
+    /** Constructor
+     *
+     * @param[in] name    PPM file name
+     * @param[in] maximum Maximum elements to access
+     */
+    PPMWriter(std::string name, unsigned int maximum = 1);
+    /** Allows instances to move constructed */
+    PPMWriter(PPMWriter &&) = default;
+
+    // Inherited methods overriden:
+    bool access_tensor(ITensor &tensor) override;
+
+private:
+    const std::string _name;
+    unsigned int      _iterator;
+    unsigned int      _maximum;
+};
+
+/** Dummy accessor class */
+class DummyAccessor : public graph::ITensorAccessor
+{
+public:
+    /** Constructor
+     *
+     * @param[in] maximum Maximum elements to write
+     */
+    DummyAccessor(unsigned int maximum = 1);
+    /** Allows instances to move constructed */
+    DummyAccessor(DummyAccessor &&) = default;
+
+    // Inherited methods overriden:
+    bool access_tensor(ITensor &tensor) override;
+
+private:
+    unsigned int _iterator;
+    unsigned int _maximum;
+};
+
+/** Numpy Binary loader class*/
+class NumPyBinLoader : public graph::ITensorAccessor
+{
+public:
+    /** Default Constructor
+     *
+     * @param filename Binary file name
+     */
+    NumPyBinLoader(std::string filename);
+    /** Allows instances to move constructed */
+    NumPyBinLoader(NumPyBinLoader &&) = default;
+
+    // Inherited methods overriden:
+    bool access_tensor(ITensor &tensor) override;
+
+private:
+    const std::string _filename;
+};
+} // namespace graph
+} // namespace arm_compute
+
+#endif /* __ARM_COMPUTE_GRAPH_UTILS_H__ */