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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "EGLImageHelpers.h"
#include "GLContext.h"
#include "GLLibraryEGL.h"
namespace mozilla {
namespace layers {
using namespace gl;
EGLImage EGLImageCreateFromNativeBuffer(GLContext* aGL, void* aBuffer,
const gfx::IntSize& aCropSize) {
EGLint attrs[] = {
LOCAL_EGL_IMAGE_PRESERVED,
LOCAL_EGL_TRUE,
LOCAL_EGL_NONE,
LOCAL_EGL_NONE,
};
EGLint cropAttrs[] = {
LOCAL_EGL_IMAGE_PRESERVED,
LOCAL_EGL_TRUE,
LOCAL_EGL_IMAGE_CROP_LEFT_ANDROID,
0,
LOCAL_EGL_IMAGE_CROP_TOP_ANDROID,
0,
LOCAL_EGL_IMAGE_CROP_RIGHT_ANDROID,
aCropSize.width,
LOCAL_EGL_IMAGE_CROP_BOTTOM_ANDROID,
aCropSize.height,
LOCAL_EGL_NONE,
LOCAL_EGL_NONE,
};
auto* egl = gl::GLLibraryEGL::Get();
bool hasCropRect = (aCropSize.width != 0 && aCropSize.height != 0);
EGLint* usedAttrs = attrs;
if (hasCropRect &&
egl->IsExtensionSupported(GLLibraryEGL::EGL_ANDROID_image_crop)) {
usedAttrs = cropAttrs;
}
return egl->fCreateImage(egl->Display(), EGL_NO_CONTEXT,
LOCAL_EGL_NATIVE_BUFFER_ANDROID, aBuffer, usedAttrs);
}
void EGLImageDestroy(GLContext* aGL, EGLImage aImage) {
auto* egl = gl::GLLibraryEGL::Get();
egl->fDestroyImage(egl->Display(), aImage);
}
} // namespace layers
} // namespace mozilla