1 /*
2 * Copyright (c) 2017-2018 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
25 #include "arm_compute/runtime/CL/CLHOG.h"
26
27 #include "arm_compute/core/CL/OpenCL.h"
28 #include "arm_compute/core/Error.h"
29 #include "arm_compute/runtime/CL/CLScheduler.h"
30
31 using namespace arm_compute;
32
CLHOG()33 CLHOG::CLHOG()
34 : _info(), _buffer()
35 {
36 }
37
init(const HOGInfo & input)38 void CLHOG::init(const HOGInfo &input)
39 {
40 ARM_COMPUTE_ERROR_ON(_buffer.get() != nullptr);
41 _info = input;
42 _buffer = cl::Buffer(CLScheduler::get().context(), CL_MEM_ALLOC_HOST_PTR | CL_MEM_READ_WRITE, info()->descriptor_size() * sizeof(float));
43 }
44
free()45 void CLHOG::free()
46 {
47 ARM_COMPUTE_ERROR_ON(_buffer.get() == nullptr);
48
49 _buffer = cl::Buffer();
50 }
51
info() const52 const HOGInfo *CLHOG::info() const
53 {
54 return &_info;
55 }
56
cl_buffer() const57 const cl::Buffer &CLHOG::cl_buffer() const
58 {
59 return _buffer;
60 }
61
map(bool blocking)62 void CLHOG::map(bool blocking)
63 {
64 ARM_COMPUTE_ERROR_ON(descriptor() != nullptr);
65 ICLHOG::map(CLScheduler::get().queue(), blocking);
66 }
67
unmap()68 void CLHOG::unmap()
69 {
70 ARM_COMPUTE_ERROR_ON(descriptor() == nullptr);
71 ICLHOG::unmap(CLScheduler::get().queue());
72 }
73
do_map(cl::CommandQueue & q,bool blocking)74 uint8_t *CLHOG::do_map(cl::CommandQueue &q, bool blocking)
75 {
76 ARM_COMPUTE_ERROR_ON(_buffer.get() == nullptr);
77 return static_cast<uint8_t *>(q.enqueueMapBuffer(_buffer, blocking ? CL_TRUE : CL_FALSE, CL_MAP_READ | CL_MAP_WRITE, 0, info()->descriptor_size() * sizeof(float)));
78 }
79
do_unmap(cl::CommandQueue & q)80 void CLHOG::do_unmap(cl::CommandQueue &q)
81 {
82 ARM_COMPUTE_ERROR_ON(_buffer.get() == nullptr);
83 q.enqueueUnmapMemObject(_buffer, descriptor());
84 }
85