Index: media/base/output_device.h |
diff --git a/media/base/output_device.h b/media/base/output_device.h |
deleted file mode 100644 |
index 76f88c78ed927ff1f9f27dc594fe5ae4e4e12fbf..0000000000000000000000000000000000000000 |
--- a/media/base/output_device.h |
+++ /dev/null |
@@ -1,67 +0,0 @@ |
-// Copyright (c) 2015 The Chromium Authors. All rights reserved. |
-// Use of this source code is governed by a BSD-style license that can be |
-// found in the LICENSE file. |
- |
-#ifndef MEDIA_BASE_OUTPUT_DEVICE_H_ |
-#define MEDIA_BASE_OUTPUT_DEVICE_H_ |
- |
-#include <string> |
- |
-#include "base/callback.h" |
-#include "media/audio/audio_parameters.h" |
-#include "media/base/media_export.h" |
-#include "url/origin.h" |
- |
-namespace media { |
- |
-// Result of an audio output device switch operation |
-enum OutputDeviceStatus { |
- OUTPUT_DEVICE_STATUS_OK = 0, |
- OUTPUT_DEVICE_STATUS_ERROR_NOT_FOUND, |
- OUTPUT_DEVICE_STATUS_ERROR_NOT_AUTHORIZED, |
- OUTPUT_DEVICE_STATUS_ERROR_INTERNAL, |
- OUTPUT_DEVICE_STATUS_LAST = OUTPUT_DEVICE_STATUS_ERROR_INTERNAL, |
-}; |
- |
-typedef base::Callback<void(OutputDeviceStatus)> SwitchOutputDeviceCB; |
- |
-// OutputDevice is an interface that allows performing operations related |
-// audio output devices. |
- |
-class OutputDevice { |
- public: |
- // Attempts to switch the audio output device. |
- // Once the attempt is finished, |callback| is invoked with the |
- // result of the operation passed as a parameter. The result is a value from |
- // the media::SwitchOutputDeviceResult enum. |
- // There is no guarantee about the thread where |callback| will |
- // be invoked, so users are advised to use media::BindToCurrentLoop() to |
- // ensure that |callback| runs on the correct thread. |
- // Note also that copy constructors and destructors for arguments bound to |
- // |callback| may run on arbitrary threads as |callback| is moved across |
- // threads. It is advisable to bind arguments such that they are released by |
- // |callback| when it runs in order to avoid surprises. |
- virtual void SwitchOutputDevice(const std::string& device_id, |
- const url::Origin& security_origin, |
- const SwitchOutputDeviceCB& callback) = 0; |
- |
- // Returns the device's audio output parameters. |
- // The return value is undefined if the device status (as returned by |
- // GetDeviceStatus()) is different from OUTPUT_DEVICE_STATUS_OK. |
- // If the parameters are not available, this method may block until they |
- // become available. |
- // This method must never be called on the IO thread. |
- virtual AudioParameters GetOutputParameters() = 0; |
- |
- // Returns the status of output device. |
- // If the status is not available, this method may block until it becomes |
- // available. Must never be called on the IO thread. |
- virtual OutputDeviceStatus GetDeviceStatus() = 0; |
- |
- protected: |
- virtual ~OutputDevice() {} |
-}; |
- |
-} // namespace media |
- |
-#endif // MEDIA_BASE_OUTPUT_DEVICE_H_ |