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 | |
Matthew Jackson | e69c399 | 2019-09-09 14:31:21 +0100 | [diff] [blame] | 8 | #include "FloatingPointConverter.hpp" |
| 9 | |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 10 | #include <armnn/ArmNN.hpp> |
Aron Virginas-Tar | d4f0fea | 2019-04-09 14:08:06 +0100 | [diff] [blame] | 11 | #include <ResolveType.hpp> |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 12 | |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 13 | #include <boost/assert.hpp> |
| 14 | |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 15 | namespace armnn |
| 16 | { |
| 17 | |
| 18 | class BaseIterator |
| 19 | { |
| 20 | public: |
| 21 | BaseIterator() {} |
| 22 | |
| 23 | virtual ~BaseIterator() {} |
| 24 | |
| 25 | virtual BaseIterator& operator++() = 0; |
| 26 | |
| 27 | virtual BaseIterator& operator+=(const unsigned int increment) = 0; |
| 28 | |
| 29 | virtual BaseIterator& operator-=(const unsigned int increment) = 0; |
Francis Murtagh | 43aec58 | 2019-05-27 12:14:10 +0100 | [diff] [blame] | 30 | |
| 31 | virtual BaseIterator& operator[](const unsigned int index) = 0; |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 32 | }; |
| 33 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 34 | template<typename IType> |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 35 | class Decoder : public BaseIterator |
| 36 | { |
| 37 | public: |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 38 | Decoder() {} |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 39 | |
| 40 | virtual ~Decoder() {} |
| 41 | |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 42 | virtual void Reset(void*) = 0; |
| 43 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 44 | virtual IType Get() const = 0; |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 45 | }; |
| 46 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 47 | template<typename IType> |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 48 | class Encoder : public BaseIterator |
| 49 | { |
| 50 | public: |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 51 | Encoder() {} |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 52 | |
| 53 | virtual ~Encoder() {} |
| 54 | |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 55 | virtual void Reset(void*) = 0; |
| 56 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 57 | virtual void Set(IType right) = 0; |
Nattapat Chaimanowong | eb2b329 | 2019-05-07 12:02:30 +0100 | [diff] [blame] | 58 | |
| 59 | virtual IType Get() const = 0; |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 60 | }; |
| 61 | |
| 62 | template<typename T, typename Base> |
| 63 | class TypedIterator : public Base |
| 64 | { |
| 65 | public: |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 66 | TypedIterator(T* data = nullptr) |
Francis Murtagh | 43aec58 | 2019-05-27 12:14:10 +0100 | [diff] [blame] | 67 | : m_Iterator(data), m_Start(data) |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 68 | {} |
| 69 | |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 70 | void Reset(void* data) override |
| 71 | { |
| 72 | m_Iterator = reinterpret_cast<T*>(data); |
| 73 | m_Start = m_Iterator; |
| 74 | } |
| 75 | |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 76 | TypedIterator& operator++() override |
| 77 | { |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 78 | BOOST_ASSERT(m_Iterator); |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 79 | ++m_Iterator; |
| 80 | return *this; |
| 81 | } |
| 82 | |
| 83 | TypedIterator& operator+=(const unsigned int increment) override |
| 84 | { |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 85 | BOOST_ASSERT(m_Iterator); |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 86 | m_Iterator += increment; |
| 87 | return *this; |
| 88 | } |
| 89 | |
| 90 | TypedIterator& operator-=(const unsigned int increment) override |
| 91 | { |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 92 | BOOST_ASSERT(m_Iterator); |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 93 | m_Iterator -= increment; |
| 94 | return *this; |
| 95 | } |
| 96 | |
Francis Murtagh | 43aec58 | 2019-05-27 12:14:10 +0100 | [diff] [blame] | 97 | TypedIterator& operator[](const unsigned int index) override |
| 98 | { |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 99 | BOOST_ASSERT(m_Iterator); |
Francis Murtagh | 43aec58 | 2019-05-27 12:14:10 +0100 | [diff] [blame] | 100 | m_Iterator = m_Start + index; |
| 101 | return *this; |
| 102 | } |
| 103 | |
Nattapat Chaimanowong | eb2b329 | 2019-05-07 12:02:30 +0100 | [diff] [blame] | 104 | protected: |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 105 | T* m_Iterator; |
Francis Murtagh | 43aec58 | 2019-05-27 12:14:10 +0100 | [diff] [blame] | 106 | T* m_Start; |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 107 | }; |
| 108 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 109 | class QASymm8Decoder : public TypedIterator<const uint8_t, Decoder<float>> |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 110 | { |
| 111 | public: |
| 112 | QASymm8Decoder(const uint8_t* data, const float scale, const int32_t offset) |
| 113 | : TypedIterator(data), m_Scale(scale), m_Offset(offset) {} |
| 114 | |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 115 | QASymm8Decoder(const float scale, const int32_t offset) |
| 116 | : QASymm8Decoder(nullptr, scale, offset) {} |
| 117 | |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 118 | float Get() const override |
| 119 | { |
| 120 | return armnn::Dequantize(*m_Iterator, m_Scale, m_Offset); |
| 121 | } |
| 122 | |
| 123 | private: |
| 124 | const float m_Scale; |
| 125 | const int32_t m_Offset; |
| 126 | }; |
| 127 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 128 | class QSymm16Decoder : public TypedIterator<const int16_t, Decoder<float>> |
Sadik Armagan | 2999a02 | 2019-04-09 14:20:12 +0100 | [diff] [blame] | 129 | { |
| 130 | public: |
| 131 | QSymm16Decoder(const int16_t* data, const float scale, const int32_t offset) |
| 132 | : TypedIterator(data), m_Scale(scale), m_Offset(offset) {} |
| 133 | |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 134 | QSymm16Decoder(const float scale, const int32_t offset) |
| 135 | : QSymm16Decoder(nullptr, scale, offset) {} |
| 136 | |
Sadik Armagan | 2999a02 | 2019-04-09 14:20:12 +0100 | [diff] [blame] | 137 | float Get() const override |
| 138 | { |
| 139 | return armnn::Dequantize(*m_Iterator, m_Scale, m_Offset); |
| 140 | } |
| 141 | |
| 142 | private: |
| 143 | const float m_Scale; |
| 144 | const int32_t m_Offset; |
| 145 | }; |
| 146 | |
Matthew Jackson | e69c399 | 2019-09-09 14:31:21 +0100 | [diff] [blame] | 147 | class Float16Decoder : public TypedIterator<const Half, Decoder<float>> |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 148 | { |
| 149 | public: |
Matthew Jackson | e69c399 | 2019-09-09 14:31:21 +0100 | [diff] [blame] | 150 | Float16Decoder(const Half* data) |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 151 | : TypedIterator(data) {} |
| 152 | |
Matthew Jackson | e69c399 | 2019-09-09 14:31:21 +0100 | [diff] [blame] | 153 | Float16Decoder() |
| 154 | : Float16Decoder(nullptr) {} |
| 155 | |
| 156 | float Get() const override |
| 157 | { |
| 158 | float val = 0.f; |
| 159 | armnnUtils::FloatingPointConverter::ConvertFloat16To32(m_Iterator, 1, &val); |
| 160 | return val; |
| 161 | } |
| 162 | }; |
| 163 | |
| 164 | class Float32Decoder : public TypedIterator<const float, Decoder<float>> |
| 165 | { |
| 166 | public: |
| 167 | Float32Decoder(const float* data) |
| 168 | : TypedIterator(data) {} |
| 169 | |
| 170 | Float32Decoder() |
| 171 | : Float32Decoder(nullptr) {} |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 172 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 173 | float Get() const override |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 174 | { |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 175 | return *m_Iterator; |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 176 | } |
| 177 | }; |
| 178 | |
Mike Kelly | 9b39832 | 2019-05-22 17:21:49 +0100 | [diff] [blame] | 179 | class ScaledInt32Decoder : public TypedIterator<const int32_t, Decoder<float>> |
| 180 | { |
| 181 | public: |
| 182 | ScaledInt32Decoder(const int32_t* data, const float scale) |
| 183 | : TypedIterator(data), m_Scale(scale) {} |
| 184 | |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 185 | ScaledInt32Decoder(const float scale) |
| 186 | : ScaledInt32Decoder(nullptr, scale) {} |
| 187 | |
Mike Kelly | 9b39832 | 2019-05-22 17:21:49 +0100 | [diff] [blame] | 188 | float Get() const override |
| 189 | { |
| 190 | return static_cast<float>(*m_Iterator) * m_Scale; |
| 191 | } |
| 192 | |
| 193 | private: |
| 194 | const float m_Scale; |
| 195 | }; |
| 196 | |
Aron Virginas-Tar | 198ee40 | 2019-08-02 18:54:28 +0100 | [diff] [blame] | 197 | class Int32Decoder : public TypedIterator<const int32_t, Decoder<float>> |
| 198 | { |
| 199 | public: |
| 200 | Int32Decoder(const int32_t* data) |
| 201 | : TypedIterator(data) {} |
| 202 | |
| 203 | Int32Decoder() |
| 204 | : Int32Decoder(nullptr) {} |
| 205 | |
| 206 | float Get() const override |
| 207 | { |
| 208 | return static_cast<float>(*m_Iterator); |
| 209 | } |
| 210 | }; |
| 211 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 212 | class QASymm8Encoder : public TypedIterator<uint8_t, Encoder<float>> |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 213 | { |
| 214 | public: |
| 215 | QASymm8Encoder(uint8_t* data, const float scale, const int32_t offset) |
| 216 | : TypedIterator(data), m_Scale(scale), m_Offset(offset) {} |
| 217 | |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 218 | QASymm8Encoder(const float scale, const int32_t offset) |
| 219 | : QASymm8Encoder(nullptr, scale, offset) {} |
| 220 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 221 | void Set(float right) override |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 222 | { |
| 223 | *m_Iterator = armnn::Quantize<uint8_t>(right, m_Scale, m_Offset); |
| 224 | } |
| 225 | |
Nattapat Chaimanowong | eb2b329 | 2019-05-07 12:02:30 +0100 | [diff] [blame] | 226 | float Get() const override |
| 227 | { |
| 228 | return armnn::Dequantize(*m_Iterator, m_Scale, m_Offset); |
| 229 | } |
| 230 | |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 231 | private: |
| 232 | const float m_Scale; |
| 233 | const int32_t m_Offset; |
| 234 | }; |
| 235 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 236 | class QSymm16Encoder : public TypedIterator<int16_t, Encoder<float>> |
| 237 | { |
| 238 | public: |
| 239 | QSymm16Encoder(int16_t* data, const float scale, const int32_t offset) |
| 240 | : TypedIterator(data), m_Scale(scale), m_Offset(offset) {} |
| 241 | |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 242 | QSymm16Encoder(const float scale, const int32_t offset) |
| 243 | : QSymm16Encoder(nullptr, scale, offset) {} |
| 244 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 245 | void Set(float right) override |
| 246 | { |
| 247 | *m_Iterator = armnn::Quantize<int16_t>(right, m_Scale, m_Offset); |
| 248 | } |
| 249 | |
Nattapat Chaimanowong | eb2b329 | 2019-05-07 12:02:30 +0100 | [diff] [blame] | 250 | float Get() const override |
| 251 | { |
| 252 | return armnn::Dequantize(*m_Iterator, m_Scale, m_Offset); |
| 253 | } |
| 254 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 255 | private: |
| 256 | const float m_Scale; |
| 257 | const int32_t m_Offset; |
| 258 | }; |
| 259 | |
Matthew Jackson | e69c399 | 2019-09-09 14:31:21 +0100 | [diff] [blame] | 260 | class Float16Encoder : public TypedIterator<Half, Encoder<float>> |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 261 | { |
| 262 | public: |
Matthew Jackson | e69c399 | 2019-09-09 14:31:21 +0100 | [diff] [blame] | 263 | Float16Encoder(Half* data) |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 264 | : TypedIterator(data) {} |
| 265 | |
Matthew Jackson | e69c399 | 2019-09-09 14:31:21 +0100 | [diff] [blame] | 266 | Float16Encoder() |
| 267 | : Float16Encoder(nullptr) {} |
| 268 | |
| 269 | void Set(float right) override |
| 270 | { |
| 271 | armnnUtils::FloatingPointConverter::ConvertFloat32To16(&right, 1, m_Iterator); |
| 272 | } |
| 273 | |
| 274 | float Get() const override |
| 275 | { |
| 276 | float val = 0.f; |
| 277 | armnnUtils::FloatingPointConverter::ConvertFloat16To32(m_Iterator, 1, &val); |
| 278 | return val; |
| 279 | } |
| 280 | }; |
| 281 | |
| 282 | class Float32Encoder : public TypedIterator<float, Encoder<float>> |
| 283 | { |
| 284 | public: |
| 285 | Float32Encoder(float* data) |
| 286 | : TypedIterator(data) {} |
| 287 | |
| 288 | Float32Encoder() |
| 289 | : Float32Encoder(nullptr) {} |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 290 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 291 | void Set(float right) override |
| 292 | { |
| 293 | *m_Iterator = right; |
| 294 | } |
Nattapat Chaimanowong | eb2b329 | 2019-05-07 12:02:30 +0100 | [diff] [blame] | 295 | |
| 296 | float Get() const override |
| 297 | { |
| 298 | return *m_Iterator; |
| 299 | } |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 300 | }; |
| 301 | |
Aron Virginas-Tar | 198ee40 | 2019-08-02 18:54:28 +0100 | [diff] [blame] | 302 | class Int32Encoder : public TypedIterator<int32_t, Encoder<float>> |
| 303 | { |
| 304 | public: |
| 305 | Int32Encoder(int32_t* data) |
| 306 | : TypedIterator(data) {} |
| 307 | |
| 308 | Int32Encoder() |
| 309 | : Int32Encoder(nullptr) {} |
| 310 | |
| 311 | void Set(float right) override |
| 312 | { |
| 313 | *m_Iterator = static_cast<int32_t>(right); |
| 314 | } |
| 315 | |
| 316 | float Get() const override |
| 317 | { |
| 318 | return static_cast<float>(*m_Iterator); |
| 319 | } |
| 320 | }; |
| 321 | |
Derek Lamberti | f30f7d3 | 2019-04-09 10:25:02 +0100 | [diff] [blame] | 322 | class BooleanEncoder : public TypedIterator<uint8_t, Encoder<bool>> |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 323 | { |
| 324 | public: |
| 325 | BooleanEncoder(uint8_t* data) |
| 326 | : TypedIterator(data) {} |
| 327 | |
Matthew Bentham | c394a6d | 2019-06-24 12:51:25 +0100 | [diff] [blame] | 328 | BooleanEncoder() |
| 329 | : BooleanEncoder(nullptr) {} |
| 330 | |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 331 | void Set(bool right) override |
| 332 | { |
| 333 | *m_Iterator = right; |
| 334 | } |
Nattapat Chaimanowong | eb2b329 | 2019-05-07 12:02:30 +0100 | [diff] [blame] | 335 | |
| 336 | bool Get() const override |
| 337 | { |
| 338 | return *m_Iterator; |
| 339 | } |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 340 | }; |
| 341 | |
Keith Davis | 5236e1d | 2019-11-04 08:58:33 +0000 | [diff] [blame] | 342 | // PerAxisIterator for per-axis quantization |
| 343 | template<typename T, typename Base> |
| 344 | class PerAxisIterator : public Base |
| 345 | { |
| 346 | public: |
| 347 | // axisFactor is used to calculate axisIndex |
| 348 | PerAxisIterator(T* data = nullptr, unsigned int axisFactor = 0) |
| 349 | : m_Iterator(data), m_Start(data), m_AxisIndex(0), m_AxisFactor(axisFactor) |
| 350 | {} |
| 351 | |
| 352 | // This should be called to set index for per-axis Encoder/Decoder |
| 353 | PerAxisIterator& SetIndex(unsigned int index, unsigned int axisIndex) |
| 354 | { |
| 355 | BOOST_ASSERT(m_Iterator); |
| 356 | m_Iterator = m_Start + index; |
| 357 | m_AxisIndex = axisIndex; |
| 358 | return *this; |
| 359 | } |
| 360 | |
| 361 | void Reset(void* data) override |
| 362 | { |
| 363 | m_Iterator = reinterpret_cast<T*>(data); |
| 364 | m_Start = m_Iterator; |
| 365 | m_AxisIndex = 0; |
| 366 | } |
| 367 | |
| 368 | PerAxisIterator& operator++() override |
| 369 | { |
| 370 | BOOST_ASSERT(m_Iterator); |
| 371 | ++m_Iterator; |
| 372 | m_AxisIndex = static_cast<unsigned int>(*m_Iterator) % m_AxisFactor; |
| 373 | return *this; |
| 374 | } |
| 375 | |
| 376 | PerAxisIterator& operator+=(const unsigned int increment) override |
| 377 | { |
| 378 | BOOST_ASSERT(m_Iterator); |
| 379 | m_Iterator += increment; |
| 380 | m_AxisIndex = static_cast<unsigned int>(*m_Iterator) % m_AxisFactor; |
| 381 | return *this; |
| 382 | } |
| 383 | |
| 384 | PerAxisIterator& operator-=(const unsigned int decrement) override |
| 385 | { |
| 386 | BOOST_ASSERT(m_Iterator); |
| 387 | m_Iterator -= decrement; |
| 388 | m_AxisIndex = static_cast<unsigned int>(*m_Iterator) % m_AxisFactor; |
| 389 | return *this; |
| 390 | } |
| 391 | |
| 392 | PerAxisIterator& operator[](const unsigned int index) override |
| 393 | { |
| 394 | BOOST_ASSERT(m_Iterator); |
| 395 | m_Iterator = m_Start + index; |
| 396 | m_AxisIndex = static_cast<unsigned int>(*m_Iterator) % m_AxisFactor; |
| 397 | return *this; |
| 398 | } |
| 399 | |
| 400 | protected: |
| 401 | T* m_Iterator; |
| 402 | T* m_Start; |
| 403 | unsigned int m_AxisIndex; |
| 404 | unsigned int m_AxisFactor; |
| 405 | }; |
| 406 | |
| 407 | class QSymm8PerAxisDecoder : public PerAxisIterator<const int8_t, Decoder<float>> |
| 408 | { |
| 409 | public: |
| 410 | QSymm8PerAxisDecoder(const int8_t* data, const std::vector<float>& scale, unsigned int axisFactor) |
| 411 | : PerAxisIterator(data, axisFactor), m_Scale(scale) {} |
| 412 | |
| 413 | float Get() const override |
| 414 | { |
| 415 | return armnn::Dequantize(*m_Iterator, m_Scale[m_AxisIndex], 0); |
| 416 | } |
| 417 | |
| 418 | // Get scale of the current value |
| 419 | float GetScale() const |
| 420 | { |
| 421 | return m_Scale[m_AxisIndex]; |
| 422 | } |
| 423 | |
| 424 | private: |
| 425 | std::vector<float> m_Scale; |
| 426 | }; |
| 427 | |
| 428 | class QSymm8PerAxisEncoder : public PerAxisIterator<int8_t, Encoder<float>> |
| 429 | { |
| 430 | public: |
| 431 | QSymm8PerAxisEncoder(int8_t* data, const std::vector<float>& scale, unsigned int axisFactor) |
| 432 | : PerAxisIterator(data, axisFactor), m_Scale(scale) {} |
| 433 | |
| 434 | void Set(float right) |
| 435 | { |
| 436 | *m_Iterator = armnn::Quantize<int8_t>(right, m_Scale[m_AxisIndex], 0); |
| 437 | } |
| 438 | |
| 439 | float Get() const |
| 440 | { |
| 441 | return armnn::Dequantize(*m_Iterator, m_Scale[m_AxisIndex], 0); |
| 442 | } |
| 443 | |
| 444 | // Get scale of the current value |
| 445 | float GetScale() const |
| 446 | { |
| 447 | return m_Scale[m_AxisIndex]; |
| 448 | } |
| 449 | |
| 450 | private: |
| 451 | std::vector<float> m_Scale; |
| 452 | }; |
| 453 | |
| 454 | } //namespace armnn |