[moco/tf] Introduce StrideData (#4158)

This will introduce StrideData used as annotation for TFConv2D stride

Signed-off-by: SaeHie Park <saehie.park@samsung.com>

diff --git a/contrib/moco-tf/src/Annotations/StrideData.h b/contrib/moco-tf/src/Annotations/StrideData.h
new file mode 100644 (file)
index 0000000..fb9a4b3
--- /dev/null
+++ b/contrib/moco-tf/src/Annotations/StrideData.h
@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2019 Samsung Electronics Co., Ltd. All Rights Reserved
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __MOCO_TF_STRIDE_DATA_H__
+#define __MOCO_TF_STRIDE_DATA_H__
+
+#include <loco.h>
+
+namespace moco
+{
+namespace tf
+{
+
+/**
+ * @brief StrideData holds temporary 'stride' attribute of TFConv2D, same thing
+ *        like the one in Conv2D used for Canonicalizing TFConv2D to Conv2D.
+ *        'stride' will be calculated in FixShapeTransformation as for now.
+ */
+class StrideData : public loco::NodeAnnotation
+{
+public:
+  StrideData() = default;
+
+public:
+  const loco::Stride<2> *stride(void) const { return &_stride; }
+  loco::Stride<2> *stride(void) { return &_stride; }
+
+private:
+  loco::Stride<2> _stride;
+};
+
+} // namespace tf
+} // namespace moco
+
+#endif // __MOCO_TF_STRIDE_DATA_H__