blob: f39eba21c8a983bc52ba2413b347888e6ffe5274 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
|
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "gpu/command_buffer/service/image_manager.h"
#include "ui/gl/gl_image.h"
namespace gpu {
namespace gles2 {
ImageManager::ImageManager() : release_after_use_(false) {
}
ImageManager::~ImageManager() {
}
bool ImageManager::RegisterGpuMemoryBuffer(int32 id,
gfx::GpuMemoryBufferHandle buffer,
size_t width,
size_t height,
unsigned internalformat) {
if (id <= 0) {
DVLOG(0) << "Cannot register GPU memory buffer with non-positive ID.";
return false;
}
if (LookupImage(id)) {
DVLOG(0) << "GPU memory buffer ID already in use.";
return false;
}
scoped_refptr<gfx::GLImage> gl_image =
gfx::GLImage::CreateGLImageForGpuMemoryBuffer(buffer,
gfx::Size(width, height),
internalformat);
if (!gl_image)
return false;
if (release_after_use_)
gl_image->SetReleaseAfterUse();
AddImage(gl_image.get(), id);
return true;
}
void ImageManager::DestroyGpuMemoryBuffer(int32 id) {
RemoveImage(id);
}
void ImageManager::AddImage(gfx::GLImage* image, int32 service_id) {
gl_images_[service_id] = image;
}
void ImageManager::RemoveImage(int32 service_id) {
gl_images_.erase(service_id);
}
gfx::GLImage* ImageManager::LookupImage(int32 service_id) {
GLImageMap::const_iterator iter = gl_images_.find(service_id);
if (iter != gl_images_.end())
return iter->second.get();
return NULL;
}
void ImageManager::SetReleaseAfterUse() {
release_after_use_ = true;
}
} // namespace gles2
} // namespace gpu
|
