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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 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 "media/midi/midi_manager_win.h" | 5 #include "media/midi/midi_manager_win.h" |
6 | 6 |
7 #include <windows.h> | 7 #include <windows.h> |
8 #include <ks.h> | 8 #include <ks.h> |
9 #include <ksmedia.h> | 9 #include <ksmedia.h> |
10 #include <mmreg.h> | 10 #include <mmreg.h> |
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36 #include "base/strings/string_number_conversions.h" | 36 #include "base/strings/string_number_conversions.h" |
37 #include "base/strings/string_piece.h" | 37 #include "base/strings/string_piece.h" |
38 #include "base/strings/stringprintf.h" | 38 #include "base/strings/stringprintf.h" |
39 #include "base/strings/utf_string_conversions.h" | 39 #include "base/strings/utf_string_conversions.h" |
40 #include "base/system_monitor/system_monitor.h" | 40 #include "base/system_monitor/system_monitor.h" |
41 #include "base/threading/thread_checker.h" | 41 #include "base/threading/thread_checker.h" |
42 #include "base/timer/timer.h" | 42 #include "base/timer/timer.h" |
43 #include "base/win/message_window.h" | 43 #include "base/win/message_window.h" |
44 #include "base/win/windows_version.h" | 44 #include "base/win/windows_version.h" |
45 #include "device/usb/usb_ids.h" | 45 #include "device/usb/usb_ids.h" |
| 46 #include "media/midi/message_util.h" |
46 #include "media/midi/midi_manager_winrt.h" | 47 #include "media/midi/midi_manager_winrt.h" |
47 #include "media/midi/midi_message_queue.h" | 48 #include "media/midi/midi_message_queue.h" |
48 #include "media/midi/midi_message_util.h" | |
49 #include "media/midi/midi_port_info.h" | 49 #include "media/midi/midi_port_info.h" |
50 #include "media/midi/midi_switches.h" | 50 #include "media/midi/midi_switches.h" |
51 | 51 |
52 namespace midi { | 52 namespace midi { |
53 namespace { | 53 namespace { |
54 | 54 |
55 using mojom::Result; | 55 using mojom::Result; |
56 | 56 |
57 static const size_t kBufferLength = 32 * 1024; | 57 static const size_t kBufferLength = 32 * 1024; |
58 | 58 |
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698 DWORD_PTR param1, | 698 DWORD_PTR param1, |
699 DWORD_PTR param2) { | 699 DWORD_PTR param2) { |
700 auto state = GetInputDeviceFromHandle(midi_in_handle); | 700 auto state = GetInputDeviceFromHandle(midi_in_handle); |
701 if (!state) | 701 if (!state) |
702 return; | 702 return; |
703 const uint8_t status_byte = static_cast<uint8_t>(param1 & 0xff); | 703 const uint8_t status_byte = static_cast<uint8_t>(param1 & 0xff); |
704 const uint8_t first_data_byte = static_cast<uint8_t>((param1 >> 8) & 0xff); | 704 const uint8_t first_data_byte = static_cast<uint8_t>((param1 >> 8) & 0xff); |
705 const uint8_t second_data_byte = | 705 const uint8_t second_data_byte = |
706 static_cast<uint8_t>((param1 >> 16) & 0xff); | 706 static_cast<uint8_t>((param1 >> 16) & 0xff); |
707 const DWORD elapsed_ms = param2; | 707 const DWORD elapsed_ms = param2; |
708 const size_t len = GetMidiMessageLength(status_byte); | 708 const size_t len = GetMessageLength(status_byte); |
709 const uint8_t kData[] = {status_byte, first_data_byte, second_data_byte}; | 709 const uint8_t kData[] = {status_byte, first_data_byte, second_data_byte}; |
710 std::vector<uint8_t> data; | 710 std::vector<uint8_t> data; |
711 data.assign(kData, kData + len); | 711 data.assign(kData, kData + len); |
712 DCHECK_LE(len, arraysize(kData)); | 712 DCHECK_LE(len, arraysize(kData)); |
713 // MIM_DATA/MIM_LONGDATA message treats the time when midiInStart() is | 713 // MIM_DATA/MIM_LONGDATA message treats the time when midiInStart() is |
714 // called as the origin of |elapsed_ms|. | 714 // called as the origin of |elapsed_ms|. |
715 // http://msdn.microsoft.com/en-us/library/windows/desktop/dd757284.aspx | 715 // http://msdn.microsoft.com/en-us/library/windows/desktop/dd757284.aspx |
716 // http://msdn.microsoft.com/en-us/library/windows/desktop/dd757286.aspx | 716 // http://msdn.microsoft.com/en-us/library/windows/desktop/dd757286.aspx |
717 const base::TimeTicks event_time = | 717 const base::TimeTicks event_time = |
718 state->start_time + base::TimeDelta::FromMilliseconds(elapsed_ms); | 718 state->start_time + base::TimeDelta::FromMilliseconds(elapsed_ms); |
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1195 | 1195 |
1196 MidiManager* MidiManager::Create() { | 1196 MidiManager* MidiManager::Create() { |
1197 if (!base::CommandLine::ForCurrentProcess()->HasSwitch( | 1197 if (!base::CommandLine::ForCurrentProcess()->HasSwitch( |
1198 switches::kDisableWinrtMidiApi) && | 1198 switches::kDisableWinrtMidiApi) && |
1199 base::win::GetVersion() >= base::win::VERSION_WIN10) | 1199 base::win::GetVersion() >= base::win::VERSION_WIN10) |
1200 return new MidiManagerWinrt(); | 1200 return new MidiManagerWinrt(); |
1201 return new MidiManagerWin(); | 1201 return new MidiManagerWin(); |
1202 } | 1202 } |
1203 | 1203 |
1204 } // namespace midi | 1204 } // namespace midi |
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