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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 | 8 |
9 // Prevent unnecessary functions from being included from <mmsystem.h> | 9 // Prevent unnecessary functions from being included from <mmsystem.h> |
10 #define MMNODRV | 10 #define MMNODRV |
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32 | 32 |
33 std::string GetInErrorMessage(MMRESULT result) { | 33 std::string GetInErrorMessage(MMRESULT result) { |
34 wchar_t text[MAXERRORLENGTH]; | 34 wchar_t text[MAXERRORLENGTH]; |
35 MMRESULT get_result = midiInGetErrorText(result, text, arraysize(text)); | 35 MMRESULT get_result = midiInGetErrorText(result, text, arraysize(text)); |
36 if (get_result != MMSYSERR_NOERROR) { | 36 if (get_result != MMSYSERR_NOERROR) { |
37 DLOG(ERROR) << "Failed to get error message." | 37 DLOG(ERROR) << "Failed to get error message." |
38 << " original error: " << result | 38 << " original error: " << result |
39 << " midiInGetErrorText error: " << get_result; | 39 << " midiInGetErrorText error: " << get_result; |
40 return std::string(); | 40 return std::string(); |
41 } | 41 } |
42 return WideToUTF8(text); | 42 return base::WideToUTF8(text); |
43 } | 43 } |
44 | 44 |
45 std::string GetOutErrorMessage(MMRESULT result) { | 45 std::string GetOutErrorMessage(MMRESULT result) { |
46 wchar_t text[MAXERRORLENGTH]; | 46 wchar_t text[MAXERRORLENGTH]; |
47 MMRESULT get_result = midiOutGetErrorText(result, text, arraysize(text)); | 47 MMRESULT get_result = midiOutGetErrorText(result, text, arraysize(text)); |
48 if (get_result != MMSYSERR_NOERROR) { | 48 if (get_result != MMSYSERR_NOERROR) { |
49 DLOG(ERROR) << "Failed to get error message." | 49 DLOG(ERROR) << "Failed to get error message." |
50 << " original error: " << result | 50 << " original error: " << result |
51 << " midiOutGetErrorText error: " << get_result; | 51 << " midiOutGetErrorText error: " << get_result; |
52 return std::string(); | 52 return std::string(); |
53 } | 53 } |
54 return WideToUTF8(text); | 54 return base::WideToUTF8(text); |
55 } | 55 } |
56 | 56 |
57 class MIDIHDRDeleter { | 57 class MIDIHDRDeleter { |
58 public: | 58 public: |
59 void operator()(MIDIHDR* header) { | 59 void operator()(MIDIHDR* header) { |
60 if (!header) | 60 if (!header) |
61 return; | 61 return; |
62 delete[] static_cast<char*>(header->lpData); | 62 delete[] static_cast<char*>(header->lpData); |
63 header->lpData = NULL; | 63 header->lpData = NULL; |
64 header->dwBufferLength = 0; | 64 header->dwBufferLength = 0; |
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594 FROM_HERE, | 594 FROM_HERE, |
595 base::Bind(&MIDIManagerClient::AccumulateMIDIBytesSent, | 595 base::Bind(&MIDIManagerClient::AccumulateMIDIBytesSent, |
596 base::Unretained(client), data.size())); | 596 base::Unretained(client), data.size())); |
597 } | 597 } |
598 | 598 |
599 MIDIManager* MIDIManager::Create() { | 599 MIDIManager* MIDIManager::Create() { |
600 return new MIDIManagerWin(); | 600 return new MIDIManagerWin(); |
601 } | 601 } |
602 | 602 |
603 } // namespace media | 603 } // namespace media |
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