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/*
* 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.
*/
#define ATRACE_TAG ATRACE_TAG_GRAPHICS
#include "GLImage.h"
#include <vector>
#include <gui/DebugEGLImageTracker.h>
#include <log/log.h>
#include <utils/Trace.h>
#include "GLESRenderEngine.h"
#include "GLExtensions.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 GLESRenderEngine& engine) : mEGLDisplay(engine.getEGLDisplay()) {}
GLImage::~GLImage() {
setNativeWindowBuffer(nullptr, false);
}
bool GLImage::setNativeWindowBuffer(ANativeWindowBuffer* buffer, bool isProtected) {
ATRACE_CALL();
if (mEGLImage != EGL_NO_IMAGE_KHR) {
if (!eglDestroyImageKHR(mEGLDisplay, mEGLImage)) {
ALOGE("failed to destroy image: %#x", eglGetError());
}
DEBUG_EGL_IMAGE_TRACKER_DESTROY();
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;
}
DEBUG_EGL_IMAGE_TRACKER_CREATE();
mProtected = isProtected;
}
return true;
}
} // namespace gl
} // namespace renderengine
} // namespace android
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