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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 "media/midi/midi_manager.h" | |
6 | |
7 namespace media { | |
8 | |
9 MIDIManager::MIDIManager() | |
10 : initialized_(false) { | |
11 } | |
12 | |
13 MIDIManager::~MIDIManager() {} | |
14 | |
15 bool MIDIManager::RequestAccess(Client* client, int access) { | |
16 // TODO(crogers): determine if user prompt is necessary here. | |
17 // For now, simply don't allow sysex. | |
18 if (access != kNoSystemExclusive) | |
19 return false; | |
20 | |
21 // Lazily initialize the MIDI back-end. | |
22 if (!initialized_) | |
23 initialized_ = Initialize(); | |
24 | |
25 if (initialized_) { | |
26 base::AutoLock auto_lock(clients_lock_); | |
27 clients_.insert(client); | |
28 } | |
29 | |
30 return initialized_; | |
31 } | |
32 | |
33 void MIDIManager::ReleaseAccess(Client* client) { | |
34 base::AutoLock auto_lock(clients_lock_); | |
35 ClientList::iterator i = clients_.find(client); | |
36 if (i != clients_.end()) | |
37 clients_.erase(i); | |
38 }; | |
scherkus (not reviewing)
2013/06/12 01:28:47
remove extra ;
Chris Rogers
2013/06/12 20:34:35
Done.
| |
39 | |
40 void MIDIManager::AddInputPort(const MIDIPortInfo& info) { | |
41 input_ports_.push_back(info); | |
42 } | |
43 | |
44 void MIDIManager::AddOutputPort(const MIDIPortInfo& info) { | |
45 output_ports_.push_back(info); | |
46 } | |
47 | |
48 void MIDIManager::ReceiveMIDIData( | |
49 int port_index, | |
50 const uint8* data, | |
51 size_t length, | |
52 double timestamp) { | |
53 base::AutoLock auto_lock(clients_lock_); | |
54 | |
55 // TODO(crogers): Filter out sysex. | |
56 for (ClientList::iterator i = clients_.begin(); i != clients_.end(); ++i) | |
57 (*i)->ReceiveMIDIData(port_index, data, length, timestamp); | |
58 }; | |
59 | |
60 } // namespace media | |
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