OLD | NEW |
| (Empty) |
1 // Copyright (c) 2012 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 "media/video/capture/screen/shared_buffer.h" | |
6 | |
7 const bool kReadOnly = true; | |
8 | |
9 namespace media { | |
10 | |
11 SharedBuffer::SharedBuffer(uint32 size) | |
12 : id_(0), | |
13 size_(size) { | |
14 shared_memory_.CreateAndMapAnonymous(size); | |
15 } | |
16 | |
17 SharedBuffer::SharedBuffer( | |
18 int id, base::SharedMemoryHandle handle, uint32 size) | |
19 : id_(id), | |
20 shared_memory_(handle, kReadOnly), | |
21 size_(size) { | |
22 shared_memory_.Map(size); | |
23 } | |
24 | |
25 SharedBuffer::SharedBuffer( | |
26 int id, base::SharedMemoryHandle handle, base::ProcessHandle process, | |
27 uint32 size) | |
28 : id_(id), | |
29 shared_memory_(handle, kReadOnly, process), | |
30 size_(size) { | |
31 shared_memory_.Map(size); | |
32 } | |
33 | |
34 SharedBuffer::~SharedBuffer() { | |
35 } | |
36 | |
37 bool SharedBuffer::ShareToProcess(base::ProcessHandle process, | |
38 base::SharedMemoryHandle* new_handle) { | |
39 return shared_memory_.ShareToProcess(process, new_handle); | |
40 } | |
41 | |
42 } // namespace media | |
OLD | NEW |