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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 #ifndef MEDIA_MIDI_USB_MIDI_JACK_H_ | 5 #ifndef MEDIA_MIDI_USB_MIDI_JACK_H_ |
| 6 #define MEDIA_MIDI_USB_MIDI_JACK_H_ | 6 #define MEDIA_MIDI_USB_MIDI_JACK_H_ |
| 7 | 7 |
| 8 #include "base/basictypes.h" | 8 #include "base/basictypes.h" |
| 9 #include "media/base/media_export.h" | 9 #include "media/base/media_export.h" |
| 10 | 10 |
| 11 namespace media { | 11 namespace media { |
| 12 namespace midi { |
| 12 | 13 |
| 13 class UsbMidiDevice; | 14 class UsbMidiDevice; |
| 14 | 15 |
| 15 // UsbMidiJack represents an EMBEDDED MIDI jack. | 16 // UsbMidiJack represents an EMBEDDED MIDI jack. |
| 16 struct MEDIA_EXPORT UsbMidiJack { | 17 struct MEDIA_EXPORT UsbMidiJack { |
| 17 // The direction of the endpoint associated with an EMBEDDED MIDI jack. | 18 // The direction of the endpoint associated with an EMBEDDED MIDI jack. |
| 18 // Note that an IN MIDI jack associated with an OUT endpoint has | 19 // Note that an IN MIDI jack associated with an OUT endpoint has |
| 19 // ***DIRECTION_OUT*** direction. | 20 // ***DIRECTION_OUT*** direction. |
| 20 enum Direction { | 21 enum Direction { |
| 21 DIRECTION_IN, | 22 DIRECTION_IN, |
| (...skipping 17 matching lines...) Expand all Loading... |
| 39 uint8 endpoint_address; | 40 uint8 endpoint_address; |
| 40 | 41 |
| 41 Direction direction() const { | 42 Direction direction() const { |
| 42 return (endpoint_address & 0x80) ? DIRECTION_IN : DIRECTION_OUT; | 43 return (endpoint_address & 0x80) ? DIRECTION_IN : DIRECTION_OUT; |
| 43 } | 44 } |
| 44 uint8 endpoint_number() const { | 45 uint8 endpoint_number() const { |
| 45 return (endpoint_address & 0xf); | 46 return (endpoint_address & 0xf); |
| 46 } | 47 } |
| 47 }; | 48 }; |
| 48 | 49 |
| 50 } // namespace midi |
| 49 } // namespace media | 51 } // namespace media |
| 50 | 52 |
| 51 #endif // MEDIA_MIDI_USB_MIDI_JACK_H_ | 53 #endif // MEDIA_MIDI_USB_MIDI_JACK_H_ |
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