1 #pragma once 2 /* 3 * Copyright (C) 2016 The Android Open Source Project 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18 #include <vector> 19 20 #include <hardware/gralloc.h> 21 22 #include "guest/hals/gralloc/legacy/gralloc_vsoc_priv.h" 23 24 #include "base_composer.h" 25 #include "hwcomposer.h" 26 27 namespace cvd { 28 29 class VSoCComposer : public BaseComposer { 30 public: 31 VSoCComposer(int64_t vsync_base_timestamp); 32 ~VSoCComposer(); 33 34 // override 35 int PrepareLayers(size_t num_layers, vsoc_hwc_layer* layers); 36 // override 37 int SetLayers(size_t num_layers, vsoc_hwc_layer* layers); 38 39 protected: 40 static const int kNumTmpBufferPieces; 41 uint8_t* RotateTmpBuffer(unsigned int order); 42 uint8_t* GetSpecialTmpBuffer(size_t needed_size); 43 void CompositeLayer(vsoc_hwc_layer* src_layer, int32_t fb_offset); 44 std::vector<uint8_t> tmp_buffer_; 45 std::vector<uint8_t> special_tmp_buffer_; 46 }; 47 48 } // namespace cvd 49