1 /*
2 * Copyright (c) 2017-2020 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 "NormalizePlanarYUVLayer.h"
25
26 #include "tests/validation/Helpers.h"
27
28 namespace arm_compute
29 {
30 namespace test
31 {
32 namespace validation
33 {
34 namespace reference
35 {
36 // NormalizePlanarYUV Layer for floating point type
37 template <typename T>
normalize_planar_yuv_layer(const SimpleTensor<T> & src,const SimpleTensor<T> & mean,const SimpleTensor<T> & std)38 SimpleTensor<T> normalize_planar_yuv_layer(const SimpleTensor<T> &src, const SimpleTensor<T> &mean, const SimpleTensor<T> &std)
39 {
40 SimpleTensor<T> result(src.shape(), src.data_type());
41
42 const auto cols = static_cast<int>(src.shape()[0]);
43 const auto rows = static_cast<int>(src.shape()[1]);
44 const auto depth = static_cast<int>(src.shape()[2]);
45 const int upper_dims = src.shape().total_size() / (cols * rows * depth);
46
47 for(int r = 0; r < upper_dims; ++r)
48 {
49 for(int i = 0; i < depth; ++i)
50 {
51 for(int k = 0; k < rows; ++k)
52 {
53 for(int l = 0; l < cols; ++l)
54 {
55 const int pos = l + k * cols + i * rows * cols + r * cols * rows * depth;
56 result[pos] = (src[pos] - mean[i]) / std[i];
57 }
58 }
59 }
60 }
61 return result;
62 }
63
64 template <>
normalize_planar_yuv_layer(const SimpleTensor<uint8_t> & src,const SimpleTensor<uint8_t> & mean,const SimpleTensor<uint8_t> & std)65 SimpleTensor<uint8_t> normalize_planar_yuv_layer<uint8_t>(const SimpleTensor<uint8_t> &src, const SimpleTensor<uint8_t> &mean, const SimpleTensor<uint8_t> &std)
66 {
67 SimpleTensor<float> src_tmp = convert_from_asymmetric(src);
68 SimpleTensor<float> mean_tmp = convert_from_asymmetric(mean);
69 SimpleTensor<float> std_tmp = convert_from_asymmetric(std);
70 SimpleTensor<float> dst_tmp = normalize_planar_yuv_layer<float>(src_tmp, mean_tmp, std_tmp);
71 SimpleTensor<uint8_t> dst = convert_to_asymmetric<uint8_t>(dst_tmp, src.quantization_info());
72 return dst;
73 }
74
75 template <>
normalize_planar_yuv_layer(const SimpleTensor<int8_t> & src,const SimpleTensor<int8_t> & mean,const SimpleTensor<int8_t> & std)76 SimpleTensor<int8_t> normalize_planar_yuv_layer<int8_t>(const SimpleTensor<int8_t> &src, const SimpleTensor<int8_t> &mean, const SimpleTensor<int8_t> &std)
77 {
78 SimpleTensor<float> src_tmp = convert_from_asymmetric(src);
79 SimpleTensor<float> mean_tmp = convert_from_asymmetric(mean);
80 SimpleTensor<float> std_tmp = convert_from_asymmetric(std);
81 SimpleTensor<float> dst_tmp = normalize_planar_yuv_layer<float>(src_tmp, mean_tmp, std_tmp);
82 SimpleTensor<int8_t> dst = convert_to_asymmetric<int8_t>(dst_tmp, src.quantization_info());
83 return dst;
84 }
85
86 template SimpleTensor<half> normalize_planar_yuv_layer(const SimpleTensor<half> &src, const SimpleTensor<half> &mean, const SimpleTensor<half> &std);
87 template SimpleTensor<float> normalize_planar_yuv_layer(const SimpleTensor<float> &src, const SimpleTensor<float> &mean, const SimpleTensor<float> &std);
88 } // namespace reference
89 } // namespace validation
90 } // namespace test
91 } // namespace arm_compute
92