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> |
| 9 | #include <TypeUtils.hpp> |
| 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; |
| 26 | }; |
| 27 | |
| 28 | class Decoder : public BaseIterator |
| 29 | { |
| 30 | public: |
| 31 | Decoder() : BaseIterator() {} |
| 32 | |
| 33 | virtual ~Decoder() {} |
| 34 | |
| 35 | virtual float Get() const = 0; |
| 36 | }; |
| 37 | |
| 38 | class Encoder : public BaseIterator |
| 39 | { |
| 40 | public: |
| 41 | Encoder() : BaseIterator() {} |
| 42 | |
| 43 | virtual ~Encoder() {} |
| 44 | |
| 45 | virtual void Set(const float& right) = 0; |
| 46 | }; |
| 47 | |
| 48 | class ComparisonEncoder : public BaseIterator |
| 49 | { |
| 50 | public: |
| 51 | ComparisonEncoder() : BaseIterator() {} |
| 52 | |
| 53 | virtual ~ComparisonEncoder() {} |
| 54 | |
| 55 | virtual void Set(bool right) = 0; |
| 56 | }; |
| 57 | |
| 58 | template<typename T, typename Base> |
| 59 | class TypedIterator : public Base |
| 60 | { |
| 61 | public: |
| 62 | TypedIterator(T* data) |
| 63 | : m_Iterator(data) |
| 64 | {} |
| 65 | |
| 66 | TypedIterator& operator++() override |
| 67 | { |
| 68 | ++m_Iterator; |
| 69 | return *this; |
| 70 | } |
| 71 | |
| 72 | TypedIterator& operator+=(const unsigned int increment) override |
| 73 | { |
| 74 | m_Iterator += increment; |
| 75 | return *this; |
| 76 | } |
| 77 | |
| 78 | TypedIterator& operator-=(const unsigned int increment) override |
| 79 | { |
| 80 | m_Iterator -= increment; |
| 81 | return *this; |
| 82 | } |
| 83 | |
| 84 | T* m_Iterator; |
| 85 | }; |
| 86 | |
| 87 | class QASymm8Decoder : public TypedIterator<const uint8_t, Decoder> |
| 88 | { |
| 89 | public: |
| 90 | QASymm8Decoder(const uint8_t* data, const float scale, const int32_t offset) |
| 91 | : TypedIterator(data), m_Scale(scale), m_Offset(offset) {} |
| 92 | |
| 93 | float Get() const override |
| 94 | { |
| 95 | return armnn::Dequantize(*m_Iterator, m_Scale, m_Offset); |
| 96 | } |
| 97 | |
| 98 | private: |
| 99 | const float m_Scale; |
| 100 | const int32_t m_Offset; |
| 101 | }; |
| 102 | |
| 103 | class FloatDecoder : public TypedIterator<const float, Decoder> |
| 104 | { |
| 105 | public: |
| 106 | FloatDecoder(const float* data) |
| 107 | : TypedIterator(data) {} |
| 108 | |
| 109 | float Get() const override |
| 110 | { |
| 111 | return *m_Iterator; |
| 112 | } |
| 113 | }; |
| 114 | |
Sadik Armagan | 2999a02 | 2019-04-09 14:20:12 +0100 | [diff] [blame] | 115 | class QSymm16Decoder : public TypedIterator<const int16_t, Decoder> |
| 116 | { |
| 117 | public: |
| 118 | QSymm16Decoder(const int16_t* data, const float scale, const int32_t offset) |
| 119 | : TypedIterator(data), m_Scale(scale), m_Offset(offset) {} |
| 120 | |
| 121 | float Get() const override |
| 122 | { |
| 123 | return armnn::Dequantize(*m_Iterator, m_Scale, m_Offset); |
| 124 | } |
| 125 | |
| 126 | private: |
| 127 | const float m_Scale; |
| 128 | const int32_t m_Offset; |
| 129 | }; |
| 130 | |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 131 | class FloatEncoder : public TypedIterator<float, Encoder> |
| 132 | { |
| 133 | public: |
| 134 | FloatEncoder(float* data) |
| 135 | : TypedIterator(data) {} |
| 136 | |
| 137 | void Set(const float& right) override |
| 138 | { |
| 139 | *m_Iterator = right; |
| 140 | } |
| 141 | }; |
| 142 | |
| 143 | class QASymm8Encoder : public TypedIterator<uint8_t, Encoder> |
| 144 | { |
| 145 | public: |
| 146 | QASymm8Encoder(uint8_t* data, const float scale, const int32_t offset) |
| 147 | : TypedIterator(data), m_Scale(scale), m_Offset(offset) {} |
| 148 | |
| 149 | void Set(const float& right) override |
| 150 | { |
| 151 | *m_Iterator = armnn::Quantize<uint8_t>(right, m_Scale, m_Offset); |
| 152 | } |
| 153 | |
| 154 | private: |
| 155 | const float m_Scale; |
| 156 | const int32_t m_Offset; |
| 157 | }; |
| 158 | |
| 159 | class BooleanEncoder : public TypedIterator<uint8_t, ComparisonEncoder> |
| 160 | { |
| 161 | public: |
| 162 | BooleanEncoder(uint8_t* data) |
| 163 | : TypedIterator(data) {} |
| 164 | |
| 165 | void Set(bool right) override |
| 166 | { |
| 167 | *m_Iterator = right; |
| 168 | } |
| 169 | }; |
| 170 | |
Sadik Armagan | 2999a02 | 2019-04-09 14:20:12 +0100 | [diff] [blame] | 171 | class QSymm16Encoder : public TypedIterator<int16_t, Encoder> |
| 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(const float& right) override |
| 178 | { |
| 179 | *m_Iterator = armnn::Quantize<int16_t>(right, m_Scale, m_Offset); |
| 180 | } |
| 181 | |
| 182 | private: |
| 183 | const float m_Scale; |
| 184 | const int32_t m_Offset; |
| 185 | }; |
| 186 | |
Sadik Armagan | 2e6dc3a | 2019-04-03 17:48:18 +0100 | [diff] [blame] | 187 | } //namespace armnn |