1 /* 2 * Copyright (C) 2013 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef ANDROID_HWUI_IMAGE_H 18 #define ANDROID_HWUI_IMAGE_H 19 20 #include <EGL/egl.h> 21 #include <EGL/eglext.h> 22 23 #include <GLES2/gl2.h> 24 #include <GLES2/gl2ext.h> 25 26 #include <ui/GraphicBuffer.h> 27 28 namespace android { 29 namespace uirenderer { 30 31 /** 32 * A simple wrapper that creates an EGLImage and a texture for a GraphicBuffer. 33 */ 34 class Image { 35 public: 36 /** 37 * Creates a new image from the specified graphic buffer. If the image 38 * cannot be created, getTexture() will return 0 and getImage() will 39 * return EGL_NO_IMAGE_KHR. 40 */ 41 explicit Image(sp<GraphicBuffer> buffer); 42 ~Image(); 43 44 /** 45 * Returns the name of the GL texture that can be used to sample 46 * from this image. 47 */ 48 GLuint getTexture() const { 49 return mTexture; 50 } 51 52 /** 53 * Returns the name of the EGL image represented by this object. 54 */ 55 EGLImageKHR getImage() const { 56 return mImage; 57 } 58 59 private: 60 GLuint mTexture; 61 EGLImageKHR mImage; 62 }; // class Image 63 64 }; // namespace uirenderer 65 }; // namespace android 66 67 #endif // ANDROID_HWUI_IMAGE_H 68