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diff --git a/examples/neon_convolution.cpp b/examples/neon_convolution.cpp
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-/*
- * Copyright (c) 2016-2019 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/NEFunctions.h"
-
-#include "arm_compute/core/Types.h"
-#include "utils/ImageLoader.h"
-#include "utils/Utils.h"
-
-using namespace arm_compute;
-using namespace utils;
-
-/** Gaussian 3x3 matrix
- */
-const std::array<int16_t, 9> gaussian3x3 =
-{
- 1, 2, 1,
- 2, 4, 2,
- 1, 2, 1
-};
-
-/** Gaussian 5x5 matrix
- */
-const std::array<int16_t, 25> gaussian5x5 =
-{
- 1, 4, 6, 4, 1,
- 4, 16, 24, 16, 4,
- 6, 24, 36, 24, 6,
- 4, 16, 24, 16, 4,
- 1, 4, 6, 4, 1
-};
-
-class NEONConvolutionExample : public Example
-{
-public:
- bool do_setup(int argc, char **argv) override
- {
- /** [Accurate padding] **/
- PPMLoader ppm;
-
- if(argc < 2)
- {
- // Print help
- std::cout << "Usage: ./build/neon_convolution [input_image.ppm]\n\n";
- std::cout << "No input_image provided, creating a dummy 640x480 image\n";
- // Initialize just the dimensions and format of your buffers:
- src.allocator()->init(TensorInfo(640, 480, Format::U8));
- }
- else
- {
- ppm.open(argv[1]);
- // Initialize just the dimensions and format of your buffers:
- ppm.init_image(src, Format::U8);
- }
-
- // Initialize just the dimensions and format of the temporary and destination images:
- tmp.allocator()->init(*src.info());
- dst.allocator()->init(*src.info());
-
- // Apply a Gaussian 3x3 filter to the source image followed by a Gaussian 5x5:
- // The function will automatically update the padding information inside input and output to match its requirements
- conv3x3.configure(&src, &tmp, gaussian3x3.data(), 0 /* Let arm_compute calculate the scale */, BorderMode::UNDEFINED);
- conv5x5.configure(&tmp, &dst, gaussian5x5.data(), 0 /* Let arm_compute calculate the scale */, BorderMode::UNDEFINED);
-
- // Now that the padding requirements are known we can allocate the images:
- src.allocator()->allocate();
- tmp.allocator()->allocate();
- dst.allocator()->allocate();
-
- // Fill the input image with the content of the PPM image if a filename was provided:
- if(ppm.is_open())
- {
- ppm.fill_image(src);
- output_filename = std::string(argv[1]) + "_out.ppm";
- }
- /** [Accurate padding] **/
-
- return true;
- }
- void do_run() override
- {
- //Execute the functions:
- conv3x3.run();
- conv5x5.run();
- }
- void do_teardown() override
- {
- // Save the result to file:
- if(!output_filename.empty())
- {
- save_to_ppm(dst, output_filename); // save_to_ppm maps and unmaps the image to store as PPM
- }
- }
-
-private:
- Image src{}, tmp{}, dst{};
- NEConvolution3x3 conv3x3{};
- NEConvolution5x5 conv5x5{};
- std::string output_filename{};
-};
-
-/** Main program for convolution test
- *
- * @param[in] argc Number of arguments
- * @param[in] argv Arguments ( [optional] Path to PPM image to process )
- */
-int main(int argc, char **argv)
-{
- return utils::run_example<NEONConvolutionExample>(argc, argv);
-}