APPBROWSER-340: Implement NormalizePlanarYUV operator

Change-Id: I943fe27ed83e6c499d8f9919c7083f39f6f25acc
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/113211
Tested-by: Jenkins <bsgcomp@arm.com>
Reviewed-by: Stephen Li <stephen.li@arm.com>
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>

1 files changed, 69 insertions, 0 deletions

diff --git a/tests/validation/reference/NormalizePlanarYUVLayer.cpp b/tests/validation/reference/NormalizePlanarYUVLayer.cpp
new file mode 100644
index 0000000000..2442943bb4
--- /dev/null
+++ b/tests/validation/reference/NormalizePlanarYUVLayer.cpp
@@ -0,0 +1,69 @@
+/*
+ * 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.
+ */
+#include "NormalizePlanarYUVLayer.h"
+
+#include "tests/validation/Helpers.h"
+
+namespace arm_compute
+{
+namespace test
+{
+namespace validation
+{
+namespace reference
+{
+// NormalizePlanarYUV Layer for floating point type
+template <typename T, typename std::enable_if<is_floating_point<T>::value, int>::type *>
+SimpleTensor<T> normalize_planar_yuv_layer(const SimpleTensor<T> &src, const SimpleTensor<T> &mean, const SimpleTensor<T> &sd)
+{
+    SimpleTensor<T> result(src.shape(), src.data_type());
+
+    const auto cols       = static_cast<int>(src.shape()[0]);
+    const auto rows       = static_cast<int>(src.shape()[1]);
+    const auto depth      = static_cast<int>(src.shape()[2]);
+    const int  upper_dims = src.shape().total_size() / (cols * rows * depth);
+
+    for(int r = 0; r < upper_dims; ++r)
+    {
+        for(int i = 0; i < depth; ++i)
+        {
+            for(int k = 0; k < rows; ++k)
+            {
+                for(int l = 0; l < cols; ++l)
+                {
+                    const int pos = l + k * cols + i * rows * cols + r * cols * rows * depth;
+                    result[pos]   = (src[pos] - mean[i]) / sd[i];
+                }
+            }
+        }
+    }
+    return result;
+}
+
+template SimpleTensor<half> normalize_planar_yuv_layer(const SimpleTensor<half> &src, const SimpleTensor<half> &mean, const SimpleTensor<half> &sd);
+
+} // namespace reference
+} // namespace validation
+} // namespace test
+} // namespace arm_compute