| /* |
| * Copyright 2018 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include "GLImage.h" |
| |
| #include <vector> |
| |
| #include <log/log.h> |
| #include "GLExtensions.h" |
| #include "GLES20RenderEngine.h" |
| |
| namespace android { |
| namespace renderengine { |
| namespace gl { |
| |
| static std::vector<EGLint> buildAttributeList(bool isProtected) { |
| std::vector<EGLint> attrs; |
| attrs.reserve(16); |
| |
| attrs.push_back(EGL_IMAGE_PRESERVED_KHR); |
| attrs.push_back(EGL_TRUE); |
| |
| if (isProtected && GLExtensions::getInstance().hasProtectedContent()) { |
| attrs.push_back(EGL_PROTECTED_CONTENT_EXT); |
| attrs.push_back(EGL_TRUE); |
| } |
| |
| attrs.push_back(EGL_NONE); |
| |
| return attrs; |
| } |
| |
| GLImage::GLImage(const GLES20RenderEngine& engine) : mEGLDisplay(engine.getEGLDisplay()) {} |
| |
| GLImage::~GLImage() { |
| setNativeWindowBuffer(nullptr, false); |
| } |
| |
| bool GLImage::setNativeWindowBuffer(ANativeWindowBuffer* buffer, bool isProtected) { |
| if (mEGLImage != EGL_NO_IMAGE_KHR) { |
| if (!eglDestroyImageKHR(mEGLDisplay, mEGLImage)) { |
| ALOGE("failed to destroy image: %#x", eglGetError()); |
| } |
| mEGLImage = EGL_NO_IMAGE_KHR; |
| } |
| |
| if (buffer) { |
| std::vector<EGLint> attrs = buildAttributeList(isProtected); |
| mEGLImage = eglCreateImageKHR(mEGLDisplay, EGL_NO_CONTEXT, EGL_NATIVE_BUFFER_ANDROID, |
| static_cast<EGLClientBuffer>(buffer), attrs.data()); |
| if (mEGLImage == EGL_NO_IMAGE_KHR) { |
| ALOGE("failed to create EGLImage: %#x", eglGetError()); |
| return false; |
| } |
| } |
| |
| return true; |
| } |
| |
| } // namespace gl |
| } // namespace renderengine |
| } // namespace android |