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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /gfx/layers/opengl/EGLImageHelpers.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'gfx/layers/opengl/EGLImageHelpers.cpp')
-rw-r--r--gfx/layers/opengl/EGLImageHelpers.cpp53
1 files changed, 53 insertions, 0 deletions
diff --git a/gfx/layers/opengl/EGLImageHelpers.cpp b/gfx/layers/opengl/EGLImageHelpers.cpp
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+++ b/gfx/layers/opengl/EGLImageHelpers.cpp
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* vim: set ts=8 sts=4 et sw=4 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,
+ };
+
+ bool hasCropRect = (aCropSize.width != 0 && aCropSize.height != 0);
+ EGLint* usedAttrs = attrs;
+ if (hasCropRect && sEGLLibrary.IsExtensionSupported(GLLibraryEGL::EGL_ANDROID_image_crop)) {
+ usedAttrs = cropAttrs;
+ }
+
+ return sEGLLibrary.fCreateImage(sEGLLibrary.Display(),
+ EGL_NO_CONTEXT,
+ LOCAL_EGL_NATIVE_BUFFER_ANDROID,
+ aBuffer, usedAttrs);
+}
+
+void
+EGLImageDestroy(GLContext* aGL, EGLImage aImage)
+{
+ sEGLLibrary.fDestroyImage(sEGLLibrary.Display(), aImage);
+}
+
+} // namespace layers
+} // namespace mozilla