1 // Copyright 2023 The Android Open Source Project 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 expresso or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #pragma once 16 17 #include <EGL/egl.h> 18 #include <EGL/eglext.h> 19 20 #include "Gralloc.h" 21 22 namespace gfxstream { 23 24 // Abstraction around libnativewindow to support testing. 25 class ANativeWindowHelper { 26 public: ~ANativeWindowHelper()27 virtual ~ANativeWindowHelper() {} 28 29 virtual bool isValid(EGLNativeWindowType window) = 0; 30 virtual bool isValid(EGLClientBuffer buffer) = 0; 31 32 virtual void acquire(EGLNativeWindowType window) = 0; 33 virtual void release(EGLNativeWindowType window)= 0; 34 35 virtual void acquire(EGLClientBuffer buffer) = 0; 36 virtual void release(EGLClientBuffer buffer) = 0; 37 38 virtual int getConsumerUsage(EGLNativeWindowType window, int* usage) = 0; 39 virtual void setUsage(EGLNativeWindowType window, int usage) = 0; 40 41 virtual int getWidth(EGLNativeWindowType window) = 0; 42 virtual int getHeight(EGLNativeWindowType window) = 0; 43 44 virtual int getWidth(EGLClientBuffer buffer) = 0; 45 virtual int getHeight(EGLClientBuffer buffer) = 0; 46 virtual int getFormat(EGLClientBuffer buffer, Gralloc* helper) = 0; 47 virtual int getHostHandle(EGLClientBuffer buffer, Gralloc* helper) = 0; 48 49 virtual void setSwapInterval(EGLNativeWindowType window, int interval) = 0; 50 51 virtual int queueBuffer(EGLNativeWindowType window, EGLClientBuffer buffer, int fence) = 0; 52 virtual int dequeueBuffer(EGLNativeWindowType window, EGLClientBuffer* buffer, int* fence) = 0; 53 virtual int cancelBuffer(EGLNativeWindowType window, EGLClientBuffer buffer) = 0; 54 }; 55 56 } // namespace gfxstream 57