Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2016, 2017 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/core/PyramidInfo.h" |
| 25 | |
| 26 | #include "arm_compute/core/Error.h" |
| 27 | #include "arm_compute/core/TensorShape.h" |
| 28 | |
| 29 | #include <cmath> |
| 30 | |
| 31 | using namespace arm_compute; |
| 32 | |
| 33 | PyramidInfo::PyramidInfo() |
| 34 | : _num_levels(0), _tensor_shape(), _format(Format::UNKNOWN), _scale(0.0f) |
| 35 | { |
| 36 | } |
| 37 | |
| 38 | PyramidInfo::PyramidInfo(size_t num_levels, float scale, size_t width, size_t height, Format format) |
| 39 | : PyramidInfo() |
| 40 | { |
| 41 | init(num_levels, scale, width, height, format); |
| 42 | } |
| 43 | |
| 44 | PyramidInfo::PyramidInfo(size_t num_levels, float scale, const TensorShape &tensor_shape, Format format) |
| 45 | : PyramidInfo() |
| 46 | { |
| 47 | init(num_levels, scale, tensor_shape, format); |
| 48 | } |
| 49 | |
| 50 | void PyramidInfo::init(size_t num_levels, float scale, size_t width, size_t height, Format format) |
| 51 | { |
| 52 | init(num_levels, scale, TensorShape(width, height), format); |
| 53 | } |
| 54 | |
| 55 | void PyramidInfo::init(size_t num_levels, float scale, const TensorShape &tensor_shape, Format format) |
| 56 | { |
| 57 | ARM_COMPUTE_ERROR_ON(0 == num_levels); |
| 58 | ARM_COMPUTE_ERROR_ON(0.0f == scale); |
| 59 | ARM_COMPUTE_ERROR_ON(0 == tensor_shape.x()); |
| 60 | ARM_COMPUTE_ERROR_ON(0 == tensor_shape.y()); |
| 61 | ARM_COMPUTE_ERROR_ON(Format::IYUV == format); |
| 62 | ARM_COMPUTE_ERROR_ON(Format::NV12 == format); |
| 63 | ARM_COMPUTE_ERROR_ON(Format::NV21 == format); |
| 64 | ARM_COMPUTE_ERROR_ON(Format::UYVY422 == format); |
| 65 | ARM_COMPUTE_ERROR_ON(Format::YUV444 == format); |
| 66 | ARM_COMPUTE_ERROR_ON(Format::YUYV422 == format); |
| 67 | ARM_COMPUTE_ERROR_ON_MSG(0 != _num_levels, "PyramidInfo already initialized"); |
| 68 | ARM_COMPUTE_ERROR_ON(0 == (tensor_shape.x() * pow(scale, num_levels))); |
| 69 | ARM_COMPUTE_ERROR_ON(0 == (tensor_shape.y() * pow(scale, num_levels))); |
| 70 | |
| 71 | _num_levels = num_levels; |
| 72 | _format = format; |
| 73 | _scale = scale; |
| 74 | _tensor_shape = tensor_shape; |
| 75 | } |
| 76 | |
| 77 | size_t PyramidInfo::num_levels() const |
| 78 | { |
| 79 | return _num_levels; |
| 80 | } |
| 81 | |
| 82 | size_t PyramidInfo::width() const |
| 83 | { |
| 84 | return _tensor_shape.x(); |
| 85 | } |
| 86 | |
| 87 | size_t PyramidInfo::height() const |
| 88 | { |
| 89 | return _tensor_shape.y(); |
| 90 | } |
| 91 | |
| 92 | const TensorShape &PyramidInfo::tensor_shape() const |
| 93 | { |
| 94 | return _tensor_shape; |
| 95 | } |
| 96 | |
| 97 | Format PyramidInfo::format() const |
| 98 | { |
| 99 | return _format; |
| 100 | } |
| 101 | |
| 102 | float PyramidInfo::scale() const |
| 103 | { |
| 104 | return _scale; |
| 105 | } |