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> |
Matteo Martincigh | e011d20 | 2019-11-28 11:35:47 +0000 | [diff] [blame] | 9 | |
| 10 | #include <armnnUtils/FloatingPointConverter.hpp> |
| 11 | |
Aron Virginas-Tar | d4f0fea | 2019-04-09 14:08:06 +0100 | [diff] [blame] | 12 | #include <ResolveType.hpp> |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 13 | |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 14 | #include <boost/assert.hpp> |
Aron Virginas-Tar | 5edc881 | 2019-11-05 18:00:21 +0000 | [diff] [blame] | 15 | #include <boost/core/ignore_unused.hpp> |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 16 | |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 17 | namespace armnn |
| 18 | { |
| 19 | |
| 20 | class BaseIterator |
| 21 | { |
| 22 | public: |
| 23 | BaseIterator() {} |
| 24 | |
| 25 | virtual ~BaseIterator() {} |
| 26 | |
Aron Virginas-Tar | 5edc881 | 2019-11-05 18:00:21 +0000 | [diff] [blame] | 27 | virtual BaseIterator& SetIndex(unsigned int index, unsigned int axisIndex = 0) = 0; |
| 28 | |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 29 | virtual BaseIterator& operator++() = 0; |
| 30 | |
| 31 | virtual BaseIterator& operator+=(const unsigned int increment) = 0; |
| 32 | |
| 33 | virtual BaseIterator& operator-=(const unsigned int increment) = 0; |
Francis Murtagh | 43aec58 | 2019-05-27 12:14:10 +0100 | [diff] [blame] | 34 | |
| 35 | virtual BaseIterator& operator[](const unsigned int index) = 0; |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 36 | }; |
| 37 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 38 | template<typename IType> |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 39 | class Decoder : public BaseIterator |
| 40 | { |
| 41 | public: |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 42 | Decoder() {} |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 43 | |
| 44 | virtual ~Decoder() {} |
| 45 | |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 46 | virtual void Reset(void*) = 0; |
| 47 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 48 | virtual IType Get() const = 0; |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 49 | }; |
| 50 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 51 | template<typename IType> |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 52 | class Encoder : public BaseIterator |
| 53 | { |
| 54 | public: |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 55 | Encoder() {} |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 56 | |
| 57 | virtual ~Encoder() {} |
| 58 | |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 59 | virtual void Reset(void*) = 0; |
| 60 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 61 | virtual void Set(IType right) = 0; |
Nattapat Chaimanowong | eb2b329 | 2019-05-07 12:02:30 +0100 | [diff] [blame] | 62 | |
| 63 | virtual IType Get() const = 0; |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 64 | }; |
| 65 | |
| 66 | template<typename T, typename Base> |
| 67 | class TypedIterator : public Base |
| 68 | { |
| 69 | public: |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 70 | TypedIterator(T* data = nullptr) |
Francis Murtagh | 43aec58 | 2019-05-27 12:14:10 +0100 | [diff] [blame] | 71 | : m_Iterator(data), m_Start(data) |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 72 | {} |
| 73 | |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 74 | void Reset(void* data) override |
| 75 | { |
| 76 | m_Iterator = reinterpret_cast<T*>(data); |
| 77 | m_Start = m_Iterator; |
| 78 | } |
| 79 | |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 80 | TypedIterator& operator++() override |
| 81 | { |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 82 | BOOST_ASSERT(m_Iterator); |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 83 | ++m_Iterator; |
| 84 | return *this; |
| 85 | } |
| 86 | |
| 87 | TypedIterator& operator+=(const unsigned int increment) override |
| 88 | { |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 89 | BOOST_ASSERT(m_Iterator); |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 90 | m_Iterator += increment; |
| 91 | return *this; |
| 92 | } |
| 93 | |
| 94 | TypedIterator& operator-=(const unsigned int increment) override |
| 95 | { |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 96 | BOOST_ASSERT(m_Iterator); |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 97 | m_Iterator -= increment; |
| 98 | return *this; |
| 99 | } |
| 100 | |
Francis Murtagh | 43aec58 | 2019-05-27 12:14:10 +0100 | [diff] [blame] | 101 | TypedIterator& operator[](const unsigned int index) override |
| 102 | { |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 103 | BOOST_ASSERT(m_Iterator); |
Francis Murtagh | 43aec58 | 2019-05-27 12:14:10 +0100 | [diff] [blame] | 104 | m_Iterator = m_Start + index; |
| 105 | return *this; |
| 106 | } |
| 107 | |
Aron Virginas-Tar | 5edc881 | 2019-11-05 18:00:21 +0000 | [diff] [blame] | 108 | TypedIterator& SetIndex(unsigned int index, unsigned int axisIndex = 0) override |
| 109 | { |
| 110 | boost::ignore_unused(axisIndex); |
| 111 | BOOST_ASSERT(m_Iterator); |
| 112 | m_Iterator = m_Start + index; |
| 113 | return *this; |
| 114 | } |
| 115 | |
Nattapat Chaimanowong | eb2b329 | 2019-05-07 12:02:30 +0100 | [diff] [blame] | 116 | protected: |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 117 | T* m_Iterator; |
Francis Murtagh | 43aec58 | 2019-05-27 12:14:10 +0100 | [diff] [blame] | 118 | T* m_Start; |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 119 | }; |
| 120 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 121 | class QASymm8Decoder : public TypedIterator<const uint8_t, Decoder<float>> |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 122 | { |
| 123 | public: |
| 124 | QASymm8Decoder(const uint8_t* data, const float scale, const int32_t offset) |
| 125 | : TypedIterator(data), m_Scale(scale), m_Offset(offset) {} |
| 126 | |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 127 | QASymm8Decoder(const float scale, const int32_t offset) |
| 128 | : QASymm8Decoder(nullptr, scale, offset) {} |
| 129 | |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 130 | float Get() const override |
| 131 | { |
| 132 | return armnn::Dequantize(*m_Iterator, m_Scale, m_Offset); |
| 133 | } |
| 134 | |
| 135 | private: |
| 136 | const float m_Scale; |
| 137 | const int32_t m_Offset; |
| 138 | }; |
| 139 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 140 | class QSymm16Decoder : public TypedIterator<const int16_t, Decoder<float>> |
Sadik Armagan | 2999a02 | 2019-04-09 14:20:12 +0100 | [diff] [blame] | 141 | { |
| 142 | public: |
| 143 | QSymm16Decoder(const int16_t* data, const float scale, const int32_t offset) |
| 144 | : TypedIterator(data), m_Scale(scale), m_Offset(offset) {} |
| 145 | |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 146 | QSymm16Decoder(const float scale, const int32_t offset) |
| 147 | : QSymm16Decoder(nullptr, scale, offset) {} |
| 148 | |
Sadik Armagan | 2999a02 | 2019-04-09 14:20:12 +0100 | [diff] [blame] | 149 | float Get() const override |
| 150 | { |
| 151 | return armnn::Dequantize(*m_Iterator, m_Scale, m_Offset); |
| 152 | } |
| 153 | |
| 154 | private: |
| 155 | const float m_Scale; |
| 156 | const int32_t m_Offset; |
| 157 | }; |
| 158 | |
Matthew Jackson | e69c399 | 2019-09-09 14:31:21 +0100 | [diff] [blame] | 159 | class Float16Decoder : public TypedIterator<const Half, Decoder<float>> |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 160 | { |
| 161 | public: |
Matthew Jackson | e69c399 | 2019-09-09 14:31:21 +0100 | [diff] [blame] | 162 | Float16Decoder(const Half* data) |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 163 | : TypedIterator(data) {} |
| 164 | |
Matthew Jackson | e69c399 | 2019-09-09 14:31:21 +0100 | [diff] [blame] | 165 | Float16Decoder() |
| 166 | : Float16Decoder(nullptr) {} |
| 167 | |
| 168 | float Get() const override |
| 169 | { |
| 170 | float val = 0.f; |
| 171 | armnnUtils::FloatingPointConverter::ConvertFloat16To32(m_Iterator, 1, &val); |
| 172 | return val; |
| 173 | } |
| 174 | }; |
| 175 | |
| 176 | class Float32Decoder : public TypedIterator<const float, Decoder<float>> |
| 177 | { |
| 178 | public: |
| 179 | Float32Decoder(const float* data) |
| 180 | : TypedIterator(data) {} |
| 181 | |
| 182 | Float32Decoder() |
| 183 | : Float32Decoder(nullptr) {} |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 184 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 185 | float Get() const override |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 186 | { |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 187 | return *m_Iterator; |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 188 | } |
| 189 | }; |
| 190 | |
Mike Kelly | 9b39832 | 2019-05-22 17:21:49 +0100 | [diff] [blame] | 191 | class ScaledInt32Decoder : public TypedIterator<const int32_t, Decoder<float>> |
| 192 | { |
| 193 | public: |
| 194 | ScaledInt32Decoder(const int32_t* data, const float scale) |
| 195 | : TypedIterator(data), m_Scale(scale) {} |
| 196 | |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 197 | ScaledInt32Decoder(const float scale) |
| 198 | : ScaledInt32Decoder(nullptr, scale) {} |
| 199 | |
Mike Kelly | 9b39832 | 2019-05-22 17:21:49 +0100 | [diff] [blame] | 200 | float Get() const override |
| 201 | { |
| 202 | return static_cast<float>(*m_Iterator) * m_Scale; |
| 203 | } |
| 204 | |
| 205 | private: |
| 206 | const float m_Scale; |
| 207 | }; |
| 208 | |
Aron Virginas-Tar | 198ee40 | 2019-08-02 18:54:28 +0100 | [diff] [blame] | 209 | class Int32Decoder : public TypedIterator<const int32_t, Decoder<float>> |
| 210 | { |
| 211 | public: |
| 212 | Int32Decoder(const int32_t* data) |
| 213 | : TypedIterator(data) {} |
| 214 | |
| 215 | Int32Decoder() |
| 216 | : Int32Decoder(nullptr) {} |
| 217 | |
| 218 | float Get() const override |
| 219 | { |
| 220 | return static_cast<float>(*m_Iterator); |
| 221 | } |
| 222 | }; |
| 223 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 224 | class QASymm8Encoder : public TypedIterator<uint8_t, Encoder<float>> |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 225 | { |
| 226 | public: |
| 227 | QASymm8Encoder(uint8_t* data, const float scale, const int32_t offset) |
| 228 | : TypedIterator(data), m_Scale(scale), m_Offset(offset) {} |
| 229 | |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 230 | QASymm8Encoder(const float scale, const int32_t offset) |
| 231 | : QASymm8Encoder(nullptr, scale, offset) {} |
| 232 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 233 | void Set(float right) override |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 234 | { |
| 235 | *m_Iterator = armnn::Quantize<uint8_t>(right, m_Scale, m_Offset); |
| 236 | } |
| 237 | |
Nattapat Chaimanowong | eb2b329 | 2019-05-07 12:02:30 +0100 | [diff] [blame] | 238 | float Get() const override |
| 239 | { |
| 240 | return armnn::Dequantize(*m_Iterator, m_Scale, m_Offset); |
| 241 | } |
| 242 | |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 243 | private: |
| 244 | const float m_Scale; |
| 245 | const int32_t m_Offset; |
| 246 | }; |
| 247 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 248 | class QSymm16Encoder : public TypedIterator<int16_t, Encoder<float>> |
| 249 | { |
| 250 | public: |
| 251 | QSymm16Encoder(int16_t* data, const float scale, const int32_t offset) |
| 252 | : TypedIterator(data), m_Scale(scale), m_Offset(offset) {} |
| 253 | |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 254 | QSymm16Encoder(const float scale, const int32_t offset) |
| 255 | : QSymm16Encoder(nullptr, scale, offset) {} |
| 256 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 257 | void Set(float right) override |
| 258 | { |
| 259 | *m_Iterator = armnn::Quantize<int16_t>(right, m_Scale, m_Offset); |
| 260 | } |
| 261 | |
Nattapat Chaimanowong | eb2b329 | 2019-05-07 12:02:30 +0100 | [diff] [blame] | 262 | float Get() const override |
| 263 | { |
| 264 | return armnn::Dequantize(*m_Iterator, m_Scale, m_Offset); |
| 265 | } |
| 266 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 267 | private: |
| 268 | const float m_Scale; |
| 269 | const int32_t m_Offset; |
| 270 | }; |
| 271 | |
Matthew Jackson | e69c399 | 2019-09-09 14:31:21 +0100 | [diff] [blame] | 272 | class Float16Encoder : public TypedIterator<Half, Encoder<float>> |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 273 | { |
| 274 | public: |
Matthew Jackson | e69c399 | 2019-09-09 14:31:21 +0100 | [diff] [blame] | 275 | Float16Encoder(Half* data) |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 276 | : TypedIterator(data) {} |
| 277 | |
Matthew Jackson | e69c399 | 2019-09-09 14:31:21 +0100 | [diff] [blame] | 278 | Float16Encoder() |
| 279 | : Float16Encoder(nullptr) {} |
| 280 | |
| 281 | void Set(float right) override |
| 282 | { |
| 283 | armnnUtils::FloatingPointConverter::ConvertFloat32To16(&right, 1, m_Iterator); |
| 284 | } |
| 285 | |
| 286 | float Get() const override |
| 287 | { |
| 288 | float val = 0.f; |
| 289 | armnnUtils::FloatingPointConverter::ConvertFloat16To32(m_Iterator, 1, &val); |
| 290 | return val; |
| 291 | } |
| 292 | }; |
| 293 | |
| 294 | class Float32Encoder : public TypedIterator<float, Encoder<float>> |
| 295 | { |
| 296 | public: |
| 297 | Float32Encoder(float* data) |
| 298 | : TypedIterator(data) {} |
| 299 | |
| 300 | Float32Encoder() |
| 301 | : Float32Encoder(nullptr) {} |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 302 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 303 | void Set(float right) override |
| 304 | { |
| 305 | *m_Iterator = right; |
| 306 | } |
Nattapat Chaimanowong | eb2b329 | 2019-05-07 12:02:30 +0100 | [diff] [blame] | 307 | |
| 308 | float Get() const override |
| 309 | { |
| 310 | return *m_Iterator; |
| 311 | } |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 312 | }; |
| 313 | |
Aron Virginas-Tar | 198ee40 | 2019-08-02 18:54:28 +0100 | [diff] [blame] | 314 | class Int32Encoder : public TypedIterator<int32_t, Encoder<float>> |
| 315 | { |
| 316 | public: |
| 317 | Int32Encoder(int32_t* data) |
| 318 | : TypedIterator(data) {} |
| 319 | |
| 320 | Int32Encoder() |
| 321 | : Int32Encoder(nullptr) {} |
| 322 | |
| 323 | void Set(float right) override |
| 324 | { |
| 325 | *m_Iterator = static_cast<int32_t>(right); |
| 326 | } |
| 327 | |
| 328 | float Get() const override |
| 329 | { |
| 330 | return static_cast<float>(*m_Iterator); |
| 331 | } |
| 332 | }; |
| 333 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 334 | class BooleanEncoder : public TypedIterator<uint8_t, Encoder<bool>> |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 335 | { |
| 336 | public: |
| 337 | BooleanEncoder(uint8_t* data) |
| 338 | : TypedIterator(data) {} |
| 339 | |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 340 | BooleanEncoder() |
| 341 | : BooleanEncoder(nullptr) {} |
| 342 | |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 343 | void Set(bool right) override |
| 344 | { |
| 345 | *m_Iterator = right; |
| 346 | } |
Nattapat Chaimanowong | eb2b329 | 2019-05-07 12:02:30 +0100 | [diff] [blame] | 347 | |
| 348 | bool Get() const override |
| 349 | { |
| 350 | return *m_Iterator; |
| 351 | } |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 352 | }; |
| 353 | |
Keith Davis | 5236e1d | 2019-11-04 08:58:33 +0000 | [diff] [blame] | 354 | // PerAxisIterator for per-axis quantization |
| 355 | template<typename T, typename Base> |
| 356 | class PerAxisIterator : public Base |
| 357 | { |
| 358 | public: |
| 359 | // axisFactor is used to calculate axisIndex |
| 360 | PerAxisIterator(T* data = nullptr, unsigned int axisFactor = 0) |
| 361 | : m_Iterator(data), m_Start(data), m_AxisIndex(0), m_AxisFactor(axisFactor) |
| 362 | {} |
| 363 | |
| 364 | // This should be called to set index for per-axis Encoder/Decoder |
Aron Virginas-Tar | 5edc881 | 2019-11-05 18:00:21 +0000 | [diff] [blame] | 365 | PerAxisIterator& SetIndex(unsigned int index, unsigned int axisIndex) override |
Keith Davis | 5236e1d | 2019-11-04 08:58:33 +0000 | [diff] [blame] | 366 | { |
| 367 | BOOST_ASSERT(m_Iterator); |
| 368 | m_Iterator = m_Start + index; |
| 369 | m_AxisIndex = axisIndex; |
| 370 | return *this; |
| 371 | } |
| 372 | |
| 373 | void Reset(void* data) override |
| 374 | { |
| 375 | m_Iterator = reinterpret_cast<T*>(data); |
| 376 | m_Start = m_Iterator; |
| 377 | m_AxisIndex = 0; |
| 378 | } |
| 379 | |
| 380 | PerAxisIterator& operator++() override |
| 381 | { |
| 382 | BOOST_ASSERT(m_Iterator); |
| 383 | ++m_Iterator; |
| 384 | m_AxisIndex = static_cast<unsigned int>(*m_Iterator) % m_AxisFactor; |
| 385 | return *this; |
| 386 | } |
| 387 | |
| 388 | PerAxisIterator& operator+=(const unsigned int increment) override |
| 389 | { |
| 390 | BOOST_ASSERT(m_Iterator); |
| 391 | m_Iterator += increment; |
| 392 | m_AxisIndex = static_cast<unsigned int>(*m_Iterator) % m_AxisFactor; |
| 393 | return *this; |
| 394 | } |
| 395 | |
| 396 | PerAxisIterator& operator-=(const unsigned int decrement) override |
| 397 | { |
| 398 | BOOST_ASSERT(m_Iterator); |
| 399 | m_Iterator -= decrement; |
| 400 | m_AxisIndex = static_cast<unsigned int>(*m_Iterator) % m_AxisFactor; |
| 401 | return *this; |
| 402 | } |
| 403 | |
| 404 | PerAxisIterator& operator[](const unsigned int index) override |
| 405 | { |
| 406 | BOOST_ASSERT(m_Iterator); |
| 407 | m_Iterator = m_Start + index; |
| 408 | m_AxisIndex = static_cast<unsigned int>(*m_Iterator) % m_AxisFactor; |
| 409 | return *this; |
| 410 | } |
| 411 | |
| 412 | protected: |
| 413 | T* m_Iterator; |
| 414 | T* m_Start; |
| 415 | unsigned int m_AxisIndex; |
| 416 | unsigned int m_AxisFactor; |
| 417 | }; |
| 418 | |
| 419 | class QSymm8PerAxisDecoder : public PerAxisIterator<const int8_t, Decoder<float>> |
| 420 | { |
| 421 | public: |
| 422 | QSymm8PerAxisDecoder(const int8_t* data, const std::vector<float>& scale, unsigned int axisFactor) |
| 423 | : PerAxisIterator(data, axisFactor), m_Scale(scale) {} |
| 424 | |
| 425 | float Get() const override |
| 426 | { |
| 427 | return armnn::Dequantize(*m_Iterator, m_Scale[m_AxisIndex], 0); |
| 428 | } |
| 429 | |
| 430 | // Get scale of the current value |
| 431 | float GetScale() const |
| 432 | { |
| 433 | return m_Scale[m_AxisIndex]; |
| 434 | } |
| 435 | |
| 436 | private: |
| 437 | std::vector<float> m_Scale; |
| 438 | }; |
| 439 | |
| 440 | class QSymm8PerAxisEncoder : public PerAxisIterator<int8_t, Encoder<float>> |
| 441 | { |
| 442 | public: |
| 443 | QSymm8PerAxisEncoder(int8_t* data, const std::vector<float>& scale, unsigned int axisFactor) |
| 444 | : PerAxisIterator(data, axisFactor), m_Scale(scale) {} |
| 445 | |
| 446 | void Set(float right) |
| 447 | { |
| 448 | *m_Iterator = armnn::Quantize<int8_t>(right, m_Scale[m_AxisIndex], 0); |
| 449 | } |
| 450 | |
| 451 | float Get() const |
| 452 | { |
| 453 | return armnn::Dequantize(*m_Iterator, m_Scale[m_AxisIndex], 0); |
| 454 | } |
| 455 | |
| 456 | // Get scale of the current value |
| 457 | float GetScale() const |
| 458 | { |
| 459 | return m_Scale[m_AxisIndex]; |
| 460 | } |
| 461 | |
| 462 | private: |
| 463 | std::vector<float> m_Scale; |
| 464 | }; |
| 465 | |
Aron Virginas-Tar | b67f957 | 2019-11-04 15:00:19 +0000 | [diff] [blame] | 466 | class ScaledInt32PerAxisDecoder : public PerAxisIterator<const int32_t, Decoder<float>> |
| 467 | { |
| 468 | public: |
| 469 | ScaledInt32PerAxisDecoder(const int32_t* data, const std::vector<float>& scales, unsigned int axisFactor) |
| 470 | : PerAxisIterator(data, axisFactor), m_Scales(scales) {} |
| 471 | |
| 472 | float Get() const override |
| 473 | { |
| 474 | return armnn::Dequantize(*m_Iterator, m_Scales[m_AxisIndex], 0); |
| 475 | } |
| 476 | |
| 477 | // Get scale of the current value |
| 478 | float GetScale() const |
| 479 | { |
| 480 | return m_Scales[m_AxisIndex]; |
| 481 | } |
| 482 | |
| 483 | private: |
| 484 | std::vector<float> m_Scales; |
| 485 | }; |
| 486 | |
| 487 | } // namespace armnn |