1 /*
2 * Copyright (c) 2016-2020 Arm Limited.
3 *
4 * SPDX-License-Identifier: MIT
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to
8 * deal in the Software without restriction, including without limitation the
9 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
10 * sell copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in all
14 * copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22 * SOFTWARE.
23 */
24 #include "arm_compute/runtime/NEON/functions/NEDerivative.h"
25
26 #include "arm_compute/core/Error.h"
27 #include "arm_compute/core/PixelValue.h"
28 #include "arm_compute/core/Validate.h"
29 #include "arm_compute/runtime/NEON/NEScheduler.h"
30 #include "src/core/NEON/kernels/NEDerivativeKernel.h"
31 #include "src/core/NEON/kernels/NEFillBorderKernel.h"
32 #include "support/MemorySupport.h"
33
34 namespace arm_compute
35 {
36 NEDerivative::~NEDerivative() = default;
37
NEDerivative()38 NEDerivative::NEDerivative()
39 : _kernel(), _border_handler()
40 {
41 }
42
configure(ITensor * input,ITensor * output_x,ITensor * output_y,BorderMode border_mode,uint8_t constant_border_value)43 void NEDerivative::configure(ITensor *input, ITensor *output_x, ITensor *output_y, BorderMode border_mode, uint8_t constant_border_value)
44 {
45 ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input, 1, DataType::U8);
46 ARM_COMPUTE_ERROR_ON((output_x == nullptr) && (output_y == nullptr));
47
48 _kernel = arm_compute::support::cpp14::make_unique<NEDerivativeKernel>();
49 _border_handler = arm_compute::support::cpp14::make_unique<NEFillBorderKernel>();
50
51 _kernel->configure(input, output_x, output_y, border_mode == BorderMode::UNDEFINED);
52 _border_handler->configure(input, BorderSize(1), border_mode, PixelValue(constant_border_value));
53 }
54
run()55 void NEDerivative::run()
56 {
57 NEScheduler::get().schedule(_border_handler.get(), Window::DimZ);
58 NEScheduler::get().schedule(_kernel.get(), Window::DimY);
59 }
60 } // namespace arm_compute
61