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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "content/browser/media/midi_host.h" | 5 #include "content/browser/media/midi_host.h" |
6 | 6 |
7 #include "base/bind.h" | 7 #include "base/bind.h" |
8 #include "base/bind_helpers.h" | 8 #include "base/bind_helpers.h" |
9 #include "base/process/process.h" | 9 #include "base/process/process.h" |
10 #include "base/trace_event/trace_event.h" | 10 #include "base/trace_event/trace_event.h" |
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32 const size_t kAcknowledgementThresholdBytes = 1024 * 1024; // 1 MB. | 32 const size_t kAcknowledgementThresholdBytes = 1024 * 1024; // 1 MB. |
33 | 33 |
34 } // namespace | 34 } // namespace |
35 | 35 |
36 using midi::IsDataByte; | 36 using midi::IsDataByte; |
37 using midi::IsSystemRealTimeMessage; | 37 using midi::IsSystemRealTimeMessage; |
38 using midi::IsValidWebMIDIData; | 38 using midi::IsValidWebMIDIData; |
39 using midi::MidiPortInfo; | 39 using midi::MidiPortInfo; |
40 using midi::kSysExByte; | 40 using midi::kSysExByte; |
41 using midi::kEndOfSysExByte; | 41 using midi::kEndOfSysExByte; |
| 42 using midi::mojom::PortState; |
42 using midi::mojom::Result; | 43 using midi::mojom::Result; |
43 | 44 |
44 MidiHost::MidiHost(int renderer_process_id, | 45 MidiHost::MidiHost(int renderer_process_id, |
45 midi::MidiManager* midi_manager) | 46 midi::MidiManager* midi_manager) |
46 : BrowserMessageFilter(MidiMsgStart), | 47 : BrowserMessageFilter(MidiMsgStart), |
47 renderer_process_id_(renderer_process_id), | 48 renderer_process_id_(renderer_process_id), |
48 has_sys_ex_permission_(false), | 49 has_sys_ex_permission_(false), |
49 is_session_requested_(false), | 50 is_session_requested_(false), |
50 midi_manager_(midi_manager), | 51 midi_manager_(midi_manager), |
51 sent_bytes_in_flight_(0), | 52 sent_bytes_in_flight_(0), |
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154 received_messages_queues_.push_back(nullptr); | 155 received_messages_queues_.push_back(nullptr); |
155 Send(new MidiMsg_AddInputPort(info)); | 156 Send(new MidiMsg_AddInputPort(info)); |
156 } | 157 } |
157 | 158 |
158 void MidiHost::AddOutputPort(const MidiPortInfo& info) { | 159 void MidiHost::AddOutputPort(const MidiPortInfo& info) { |
159 base::AutoLock auto_lock(output_port_count_lock_); | 160 base::AutoLock auto_lock(output_port_count_lock_); |
160 output_port_count_++; | 161 output_port_count_++; |
161 Send(new MidiMsg_AddOutputPort(info)); | 162 Send(new MidiMsg_AddOutputPort(info)); |
162 } | 163 } |
163 | 164 |
164 void MidiHost::SetInputPortState(uint32_t port, | 165 void MidiHost::SetInputPortState(uint32_t port, PortState state) { |
165 midi::MidiPortState state) { | |
166 Send(new MidiMsg_SetInputPortState(port, state)); | 166 Send(new MidiMsg_SetInputPortState(port, state)); |
167 } | 167 } |
168 | 168 |
169 void MidiHost::SetOutputPortState(uint32_t port, | 169 void MidiHost::SetOutputPortState(uint32_t port, PortState state) { |
170 midi::MidiPortState state) { | |
171 Send(new MidiMsg_SetOutputPortState(port, state)); | 170 Send(new MidiMsg_SetOutputPortState(port, state)); |
172 } | 171 } |
173 | 172 |
174 void MidiHost::ReceiveMidiData(uint32_t port, | 173 void MidiHost::ReceiveMidiData(uint32_t port, |
175 const uint8_t* data, | 174 const uint8_t* data, |
176 size_t length, | 175 size_t length, |
177 double timestamp) { | 176 double timestamp) { |
178 TRACE_EVENT0("midi", "MidiHost::ReceiveMidiData"); | 177 TRACE_EVENT0("midi", "MidiHost::ReceiveMidiData"); |
179 | 178 |
180 base::AutoLock auto_lock(messages_queues_lock_); | 179 base::AutoLock auto_lock(messages_queues_lock_); |
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220 bytes_sent_since_last_acknowledgement_)); | 219 bytes_sent_since_last_acknowledgement_)); |
221 bytes_sent_since_last_acknowledgement_ = 0; | 220 bytes_sent_since_last_acknowledgement_ = 0; |
222 } | 221 } |
223 } | 222 } |
224 | 223 |
225 void MidiHost::Detach() { | 224 void MidiHost::Detach() { |
226 midi_manager_ = nullptr; | 225 midi_manager_ = nullptr; |
227 } | 226 } |
228 | 227 |
229 } // namespace content | 228 } // namespace content |
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