1 files changed, 54 insertions, 0 deletions
diff --git a/runtimes/pure_arm_compute/src/internal/FeatureSource.h b/runtimes/pure_arm_compute/src/internal/FeatureSource.h
new file mode 100644
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+++ b/runtimes/pure_arm_compute/src/internal/FeatureSource.h
@@ -0,0 +1,54 @@
+/*
+ * Copyright (c) 2018 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 __INTERNAL_FEATURE_SOURCE_H__
+#define __INTERNAL_FEATURE_SOURCE_H__
+
+#include <util/feature/Shape.h>
+#include <util/feature/IndexIterator.h>
+
+#include "internal/nnapi/feature/Reader.h"
+#include "internal/arm_compute/feature/View.h"
+
+template <typename T> class FeatureSource final : public Source
+{
+public:
+  FeatureSource(const nnfw::util::feature::Shape &shape, const T *base, const size_t size)
+      : _shape{shape}, _base{base}, _size{size}
+  {
+    // DO NOTHING
+  }
+
+public:
+  void push(::arm_compute::ITensor &tensor) const override
+  {
+    const ::internal::nnapi::feature::Reader<T> from{_shape, _base, _size};
+    ::internal::arm_compute::feature::View<T> into{&tensor};
+
+    ::nnfw::util::feature::iterate(_shape)
+        << [&](uint32_t batch, uint32_t ch, uint32_t row, uint32_t col) {
+             const auto value = from.at(batch, ch, row, col);
+             into.at(batch, ch, row, col) = value;
+           };
+  }
+
+private:
+  const nnfw::util::feature::Shape _shape;
+  const T *const _base;
+  const size_t _size;
+};
+
+#endif // __INTERNAL_FEATURE_SOURCE_H__