aboutsummaryrefslogtreecommitdiff
path: root/src/runtime/NEON/functions/NEInstanceNormalizationLayer.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/runtime/NEON/functions/NEInstanceNormalizationLayer.cpp')
-rw-r--r--src/runtime/NEON/functions/NEInstanceNormalizationLayer.cpp88
1 files changed, 88 insertions, 0 deletions
diff --git a/src/runtime/NEON/functions/NEInstanceNormalizationLayer.cpp b/src/runtime/NEON/functions/NEInstanceNormalizationLayer.cpp
new file mode 100644
index 0000000000..295f80af95
--- /dev/null
+++ b/src/runtime/NEON/functions/NEInstanceNormalizationLayer.cpp
@@ -0,0 +1,88 @@
+/*
+ * Copyright (c) 2019 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 "arm_compute/runtime/NEON/functions/NEInstanceNormalizationLayer.h"
+
+#include "arm_compute/core/Helpers.h"
+#include "arm_compute/runtime/NEON/NEScheduler.h"
+
+namespace arm_compute
+{
+NEInstanceNormalizationLayer::NEInstanceNormalizationLayer(std::shared_ptr<IMemoryManager> memory_manager)
+ : _memory_group(std::move(memory_manager)), _normalization_kernel(), _is_nchw(false), _permute_input(), _permute_output(), _permuted_input(), _permuted_output()
+{
+}
+
+void NEInstanceNormalizationLayer::configure(ITensor *input, ITensor *output, float gamma, float beta, float epsilon)
+{
+ const DataLayout data_layout = input->info()->data_layout();
+
+ // Configure Kernels
+ _is_nchw = data_layout == DataLayout::NCHW;
+
+ if(!_is_nchw)
+ {
+ _memory_group.manage(&_permuted_input);
+ _memory_group.manage(&_permuted_output);
+
+ // Configure the function to transform the input tensor from NHWC -> NCHW
+ _permute_input.configure(input, &_permuted_input, PermutationVector(1U, 2U, 0U));
+ _permuted_input.info()->set_data_layout(DataLayout::NCHW);
+
+ _normalization_kernel.configure(&_permuted_input, &_permuted_output, gamma, beta, epsilon);
+ _permuted_output.info()->set_data_layout(DataLayout::NCHW);
+
+ _permute_output.configure(&_permuted_output, output != nullptr ? output : input, PermutationVector(2U, 0U, 1U));
+ _permuted_input.allocator()->allocate();
+ _permuted_output.allocator()->allocate();
+ }
+ else
+ {
+ _normalization_kernel.configure(input, output, gamma, beta, epsilon);
+ }
+}
+
+Status NEInstanceNormalizationLayer::validate(const ITensorInfo *input, const ITensorInfo *output, float gamma, float beta, float epsilon)
+{
+ return NEInstanceNormalizationLayerKernel::validate(input, &output->clone()->set_data_layout(DataLayout::NCHW), gamma, beta, epsilon);
+}
+
+void NEInstanceNormalizationLayer::run()
+{
+ MemoryGroupResourceScope scope_mg(_memory_group);
+
+ // Permute input
+ if(!_is_nchw)
+ {
+ _permute_input.run();
+ }
+
+ NEScheduler::get().schedule(&_normalization_kernel, Window::DimZ);
+
+ // Permute output
+ if(!_is_nchw)
+ {
+ _permute_output.run();
+ }
+}
+} // namespace arm_compute