1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "ui/gl/gl_image_egl.h"
6
7 #include "ui/gl/gl_surface_egl.h"
8
9 namespace gfx {
10
GLImageEGL(const gfx::Size & size)11 GLImageEGL::GLImageEGL(const gfx::Size& size)
12 : egl_image_(EGL_NO_IMAGE_KHR), size_(size) {
13 }
14
~GLImageEGL()15 GLImageEGL::~GLImageEGL() {
16 DCHECK_EQ(EGL_NO_IMAGE_KHR, egl_image_);
17 }
18
Initialize(EGLenum target,EGLClientBuffer buffer,const EGLint * attrs)19 bool GLImageEGL::Initialize(EGLenum target,
20 EGLClientBuffer buffer,
21 const EGLint* attrs) {
22 DCHECK_EQ(EGL_NO_IMAGE_KHR, egl_image_);
23 egl_image_ = eglCreateImageKHR(GLSurfaceEGL::GetHardwareDisplay(),
24 EGL_NO_CONTEXT,
25 target,
26 buffer,
27 attrs);
28 if (egl_image_ == EGL_NO_IMAGE_KHR) {
29 EGLint error = eglGetError();
30 LOG(ERROR) << "Error creating EGLImage: " << error;
31 return false;
32 }
33
34 return true;
35 }
36
Destroy(bool have_context)37 void GLImageEGL::Destroy(bool have_context) {
38 if (egl_image_ != EGL_NO_IMAGE_KHR) {
39 eglDestroyImageKHR(GLSurfaceEGL::GetHardwareDisplay(), egl_image_);
40 egl_image_ = EGL_NO_IMAGE_KHR;
41 }
42 }
43
GetSize()44 gfx::Size GLImageEGL::GetSize() { return size_; }
45
BindTexImage(unsigned target)46 bool GLImageEGL::BindTexImage(unsigned target) {
47 DCHECK_NE(EGL_NO_IMAGE_KHR, egl_image_);
48 glEGLImageTargetTexture2DOES(target, egl_image_);
49 DCHECK_EQ(static_cast<GLenum>(GL_NO_ERROR), glGetError());
50 return true;
51 }
52
CopyTexImage(unsigned target)53 bool GLImageEGL::CopyTexImage(unsigned target) {
54 return false;
55 }
56
ScheduleOverlayPlane(gfx::AcceleratedWidget widget,int z_order,OverlayTransform transform,const Rect & bounds_rect,const RectF & crop_rect)57 bool GLImageEGL::ScheduleOverlayPlane(gfx::AcceleratedWidget widget,
58 int z_order,
59 OverlayTransform transform,
60 const Rect& bounds_rect,
61 const RectF& crop_rect) {
62 return false;
63 }
64
65 } // namespace gfx
66