1 /* Copyright 2020 The TensorFlow Authors. All Rights Reserved. 2 3 Licensed under the Apache License, Version 2.0 (the "License"); 4 you may not use this file except in compliance with the License. 5 You may obtain a copy of the License at 6 7 http://www.apache.org/licenses/LICENSE-2.0 8 9 Unless required by applicable law or agreed to in writing, software 10 distributed under the License is distributed on an "AS IS" BASIS, 11 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 See the License for the specific language governing permissions and 13 limitations under the License. 14 ==============================================================================*/ 15 16 #ifndef TENSORFLOW_LITE_DELEGATES_GPU_COMMON_TASK_WEIGHTS_LAYOUT_H_ 17 #define TENSORFLOW_LITE_DELEGATES_GPU_COMMON_TASK_WEIGHTS_LAYOUT_H_ 18 19 #include <vector> 20 21 namespace tflite { 22 namespace gpu { 23 24 enum class WeightsLayout { 25 kUnknown, 26 kOHWIOGroupI4O4, 27 kOHWIOGroupO4I4, 28 kOICustomSpatialI4O4, 29 kOICustomSpatialO4I4, 30 k2DX4I4YIsHWIAndXIsOOGroupO4, 31 k2DX4O4YIsHWIAndXIsOOGroupI4, 32 }; 33 34 struct WeightsDescription { 35 WeightsLayout layout; 36 // applicable with layouts that have OGroup. 37 int output_group_size; // OGroup size 38 // applicable with layouts that have CustomSpatial 39 std::vector<int> spatial_remap; 40 41 int GetOutputGroupSize() const; 42 bool IsI4O4() const; 43 bool IsO4I4() const; 44 }; 45 46 } // namespace gpu 47 } // namespace tflite 48 49 #endif // TENSORFLOW_LITE_DELEGATES_GPU_COMMON_TASK_WEIGHTS_LAYOUT_H_ 50