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