1 /*
2 * Copyright (c) 2019-2021 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/CL/functions/CLPadLayer.h"
25 #include "src/core/CL/kernels/CLPadLayerKernel.h"
26
27 #include "src/common/utils/Log.h"
28
29 namespace arm_compute
30 {
CLPadLayer()31 CLPadLayer::CLPadLayer()
32 : _pad_kernel(std::make_unique<CLPadLayerKernel>()),
33 _copy(),
34 _perform_pad(false)
35 {
36 }
37
38 CLPadLayer::~CLPadLayer() = default;
39
configure(ICLTensor * input,ICLTensor * output,const PaddingList & padding,PixelValue constant_value,PaddingMode mode)40 void CLPadLayer::configure(ICLTensor *input, ICLTensor *output, const PaddingList &padding, PixelValue constant_value, PaddingMode mode)
41 {
42 configure(CLKernelLibrary::get().get_compile_context(), input, output, padding, constant_value, mode);
43 }
44
configure(const CLCompileContext & compile_context,ICLTensor * input,ICLTensor * output,const PaddingList & padding,PixelValue constant_value,PaddingMode mode)45 void CLPadLayer::configure(const CLCompileContext &compile_context, ICLTensor *input, ICLTensor *output, const PaddingList &padding, PixelValue constant_value, PaddingMode mode)
46 {
47 ARM_COMPUTE_ERROR_THROW_ON(validate(input->info(), output->info(), padding, constant_value, mode));
48 ARM_COMPUTE_LOG_PARAMS(input, output, padding, constant_value, mode);
49
50 _perform_pad = std::any_of(padding.begin(), padding.end(), [](PaddingInfo info)
51 {
52 return info.first > 0 || info.second > 0;
53 });
54
55 if(_perform_pad)
56 {
57 _pad_kernel->configure(compile_context, input, output, padding, constant_value, mode);
58 }
59 else
60 {
61 // Copy the input to the whole output if no padding is applied
62 _copy.configure(compile_context, input, output);
63 }
64 }
validate(const ITensorInfo * input,const ITensorInfo * output,const PaddingList & padding,PixelValue constant_value,PaddingMode mode)65 Status CLPadLayer::validate(const ITensorInfo *input, const ITensorInfo *output, const PaddingList &padding, PixelValue constant_value, PaddingMode mode)
66 {
67 bool perform_pad = std::any_of(padding.begin(), padding.end(), [](PaddingInfo info)
68 {
69 return info.first > 0 || info.second > 0;
70 });
71
72 if(perform_pad)
73 {
74 ARM_COMPUTE_RETURN_ON_ERROR(CLPadLayerKernel::validate(input, output, padding, constant_value, mode));
75 }
76 else
77 {
78 ARM_COMPUTE_RETURN_ON_ERROR(CLCopy::validate(input, output));
79 }
80 return Status{};
81 }
run()82 void CLPadLayer::run()
83 {
84 if(_perform_pad)
85 {
86 CLScheduler::get().enqueue(*_pad_kernel);
87 }
88 else
89 {
90 _copy.run();
91 }
92 }
93 } // namespace arm_compute
94