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/* Copyright 2015 Google Inc. 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.
==============================================================================*/
#include "tensorflow/core/public/tensor.h"
#include <gtest/gtest.h>
#include "tensorflow/core/common_runtime/kernel_benchmark_testlib.h"
#include "tensorflow/core/graph/node_builder.h"
#include "tensorflow/core/platform/test_benchmark.h"
namespace tensorflow {
static Graph* BM_AdjustContrast(int batches, int width, int height) {
Graph* g = new Graph(OpRegistry::Global());
Tensor in(DT_UINT8, TensorShape({batches, width, height, 3}));
in.flat<uint8>().setRandom();
Tensor factor(DT_FLOAT, TensorShape({}));
factor.flat<float>().setConstant(1.2);
Tensor min_value(DT_FLOAT, TensorShape({}));
min_value.flat<float>().setConstant(7.);
Tensor max_value(DT_FLOAT, TensorShape({}));
max_value.flat<float>().setConstant(250.);
Node* ret;
NodeBuilder(g->NewName("n"), "AdjustContrast")
.Input(test::graph::Constant(g, in))
.Input(test::graph::Constant(g, factor))
.Input(test::graph::Constant(g, min_value))
.Input(test::graph::Constant(g, max_value))
.Finalize(g, &ret);
return g;
}
#define BM_AdjustContrastDev(DEVICE, B, W, H) \
static void BM_AdjustContrast_##DEVICE##_##B##_##W##_##H(int iters) { \
testing::ItemsProcessed(iters* B* W* H * 3); \
test::Benchmark(#DEVICE, BM_AdjustContrast(B, W, H)).Run(iters); \
} \
BENCHMARK(BM_AdjustContrast_##DEVICE##_##B##_##W##_##H);
// Benchmark results as of cl/106323955
// BM_AdjustContrast_cpu_1_299_299 3416770 22008951 100 11.6M items/s
// BM_AdjustContrast_gpu_32_299_299 37117844 45512374 100 179.8M items/s
BM_AdjustContrastDev(cpu, 1, 299, 299) BM_AdjustContrastDev(gpu, 32, 299, 299)
} // namespace tensorflow
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