Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 1 | // |
| 2 | // Copyright © 2017 Arm Ltd. All rights reserved. |
| 3 | // SPDX-License-Identifier: MIT |
| 4 | // |
| 5 | |
| 6 | #pragma once |
| 7 | |
| 8 | #include <armnn/ArmNN.hpp> |
Aron Virginas-Tar | d4f0fea | 2019-04-09 14:08:06 +0100 | [diff] [blame] | 9 | #include <ResolveType.hpp> |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 10 | |
| 11 | namespace armnn |
| 12 | { |
| 13 | |
| 14 | class BaseIterator |
| 15 | { |
| 16 | public: |
| 17 | BaseIterator() {} |
| 18 | |
| 19 | virtual ~BaseIterator() {} |
| 20 | |
| 21 | virtual BaseIterator& operator++() = 0; |
| 22 | |
| 23 | virtual BaseIterator& operator+=(const unsigned int increment) = 0; |
| 24 | |
| 25 | virtual BaseIterator& operator-=(const unsigned int increment) = 0; |
Francis Murtagh | 43aec58 | 2019-05-27 12:14:10 +0100 | [diff] [blame] | 26 | |
| 27 | virtual BaseIterator& operator[](const unsigned int index) = 0; |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 28 | }; |
| 29 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 30 | template<typename IType> |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 31 | class Decoder : public BaseIterator |
| 32 | { |
| 33 | public: |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 34 | Decoder() {} |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 35 | |
| 36 | virtual ~Decoder() {} |
| 37 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 38 | virtual IType Get() const = 0; |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 39 | }; |
| 40 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 41 | template<typename IType> |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 42 | class Encoder : public BaseIterator |
| 43 | { |
| 44 | public: |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 45 | Encoder() {} |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 46 | |
| 47 | virtual ~Encoder() {} |
| 48 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 49 | virtual void Set(IType right) = 0; |
Nattapat Chaimanowong | eb2b329 | 2019-05-07 12:02:30 +0100 | [diff] [blame] | 50 | |
| 51 | virtual IType Get() const = 0; |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 52 | }; |
| 53 | |
| 54 | template<typename T, typename Base> |
| 55 | class TypedIterator : public Base |
| 56 | { |
| 57 | public: |
| 58 | TypedIterator(T* data) |
Francis Murtagh | 43aec58 | 2019-05-27 12:14:10 +0100 | [diff] [blame] | 59 | : m_Iterator(data), m_Start(data) |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 60 | {} |
| 61 | |
| 62 | TypedIterator& operator++() override |
| 63 | { |
| 64 | ++m_Iterator; |
| 65 | return *this; |
| 66 | } |
| 67 | |
| 68 | TypedIterator& operator+=(const unsigned int increment) override |
| 69 | { |
| 70 | m_Iterator += increment; |
| 71 | return *this; |
| 72 | } |
| 73 | |
| 74 | TypedIterator& operator-=(const unsigned int increment) override |
| 75 | { |
| 76 | m_Iterator -= increment; |
| 77 | return *this; |
| 78 | } |
| 79 | |
Francis Murtagh | 43aec58 | 2019-05-27 12:14:10 +0100 | [diff] [blame] | 80 | TypedIterator& operator[](const unsigned int index) override |
| 81 | { |
| 82 | m_Iterator = m_Start + index; |
| 83 | return *this; |
| 84 | } |
| 85 | |
Nattapat Chaimanowong | eb2b329 | 2019-05-07 12:02:30 +0100 | [diff] [blame] | 86 | protected: |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 87 | T* m_Iterator; |
Francis Murtagh | 43aec58 | 2019-05-27 12:14:10 +0100 | [diff] [blame] | 88 | T* m_Start; |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 89 | }; |
| 90 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 91 | class QASymm8Decoder : public TypedIterator<const uint8_t, Decoder<float>> |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 92 | { |
| 93 | public: |
| 94 | QASymm8Decoder(const uint8_t* data, const float scale, const int32_t offset) |
| 95 | : TypedIterator(data), m_Scale(scale), m_Offset(offset) {} |
| 96 | |
| 97 | float Get() const override |
| 98 | { |
| 99 | return armnn::Dequantize(*m_Iterator, m_Scale, m_Offset); |
| 100 | } |
| 101 | |
| 102 | private: |
| 103 | const float m_Scale; |
| 104 | const int32_t m_Offset; |
| 105 | }; |
| 106 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 107 | class QSymm16Decoder : public TypedIterator<const int16_t, Decoder<float>> |
Sadik Armagan | 2999a02 | 2019-04-09 14:20:12 +0100 | [diff] [blame] | 108 | { |
| 109 | public: |
| 110 | QSymm16Decoder(const int16_t* data, const float scale, const int32_t offset) |
| 111 | : TypedIterator(data), m_Scale(scale), m_Offset(offset) {} |
| 112 | |
| 113 | float Get() const override |
| 114 | { |
| 115 | return armnn::Dequantize(*m_Iterator, m_Scale, m_Offset); |
| 116 | } |
| 117 | |
| 118 | private: |
| 119 | const float m_Scale; |
| 120 | const int32_t m_Offset; |
| 121 | }; |
| 122 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 123 | class FloatDecoder : public TypedIterator<const float, Decoder<float>> |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 124 | { |
| 125 | public: |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 126 | FloatDecoder(const float* data) |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 127 | : TypedIterator(data) {} |
| 128 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 129 | float Get() const override |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 130 | { |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 131 | return *m_Iterator; |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 132 | } |
| 133 | }; |
| 134 | |
Mike Kelly | 9b39832 | 2019-05-22 17:21:49 +0100 | [diff] [blame] | 135 | class ScaledInt32Decoder : public TypedIterator<const int32_t, Decoder<float>> |
| 136 | { |
| 137 | public: |
| 138 | ScaledInt32Decoder(const int32_t* data, const float scale) |
| 139 | : TypedIterator(data), m_Scale(scale) {} |
| 140 | |
| 141 | float Get() const override |
| 142 | { |
| 143 | return static_cast<float>(*m_Iterator) * m_Scale; |
| 144 | } |
| 145 | |
| 146 | private: |
| 147 | const float m_Scale; |
| 148 | }; |
| 149 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 150 | class QASymm8Encoder : public TypedIterator<uint8_t, Encoder<float>> |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 151 | { |
| 152 | public: |
| 153 | QASymm8Encoder(uint8_t* data, const float scale, const int32_t offset) |
| 154 | : TypedIterator(data), m_Scale(scale), m_Offset(offset) {} |
| 155 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 156 | void Set(float right) override |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 157 | { |
| 158 | *m_Iterator = armnn::Quantize<uint8_t>(right, m_Scale, m_Offset); |
| 159 | } |
| 160 | |
Nattapat Chaimanowong | eb2b329 | 2019-05-07 12:02:30 +0100 | [diff] [blame] | 161 | float Get() const override |
| 162 | { |
| 163 | return armnn::Dequantize(*m_Iterator, m_Scale, m_Offset); |
| 164 | } |
| 165 | |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 166 | private: |
| 167 | const float m_Scale; |
| 168 | const int32_t m_Offset; |
| 169 | }; |
| 170 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 171 | class QSymm16Encoder : public TypedIterator<int16_t, Encoder<float>> |
| 172 | { |
| 173 | public: |
| 174 | QSymm16Encoder(int16_t* data, const float scale, const int32_t offset) |
| 175 | : TypedIterator(data), m_Scale(scale), m_Offset(offset) {} |
| 176 | |
| 177 | void Set(float right) override |
| 178 | { |
| 179 | *m_Iterator = armnn::Quantize<int16_t>(right, m_Scale, m_Offset); |
| 180 | } |
| 181 | |
Nattapat Chaimanowong | eb2b329 | 2019-05-07 12:02:30 +0100 | [diff] [blame] | 182 | float Get() const override |
| 183 | { |
| 184 | return armnn::Dequantize(*m_Iterator, m_Scale, m_Offset); |
| 185 | } |
| 186 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 187 | private: |
| 188 | const float m_Scale; |
| 189 | const int32_t m_Offset; |
| 190 | }; |
| 191 | |
| 192 | class FloatEncoder : public TypedIterator<float, Encoder<float>> |
| 193 | { |
| 194 | public: |
| 195 | FloatEncoder(float* data) |
| 196 | : TypedIterator(data) {} |
| 197 | |
| 198 | void Set(float right) override |
| 199 | { |
| 200 | *m_Iterator = right; |
| 201 | } |
Nattapat Chaimanowong | eb2b329 | 2019-05-07 12:02:30 +0100 | [diff] [blame] | 202 | |
| 203 | float Get() const override |
| 204 | { |
| 205 | return *m_Iterator; |
| 206 | } |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 207 | }; |
| 208 | |
| 209 | class BooleanEncoder : public TypedIterator<uint8_t, Encoder<bool>> |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 210 | { |
| 211 | public: |
| 212 | BooleanEncoder(uint8_t* data) |
| 213 | : TypedIterator(data) {} |
| 214 | |
| 215 | void Set(bool right) override |
| 216 | { |
| 217 | *m_Iterator = right; |
| 218 | } |
Nattapat Chaimanowong | eb2b329 | 2019-05-07 12:02:30 +0100 | [diff] [blame] | 219 | |
| 220 | bool Get() const override |
| 221 | { |
| 222 | return *m_Iterator; |
| 223 | } |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 224 | }; |
| 225 | |
Nattapat Chaimanowong | eb2b329 | 2019-05-07 12:02:30 +0100 | [diff] [blame] | 226 | } //namespace armnn |