| // Copyright (c) 2012 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 PPAPI_CPP_DEV_AUDIO_INPUT_DEV_H_ |
| #define PPAPI_CPP_DEV_AUDIO_INPUT_DEV_H_ |
| |
| #include <vector> |
| |
| #include "ppapi/c/dev/ppb_audio_input_dev.h" |
| #include "ppapi/cpp/audio_config.h" |
| #include "ppapi/cpp/completion_callback.h" |
| #include "ppapi/cpp/dev/device_ref_dev.h" |
| #include "ppapi/cpp/resource.h" |
| |
| namespace pp { |
| |
| class InstanceHandle; |
| |
| class AudioInput_Dev : public Resource { |
| public: |
| /// An empty constructor for an AudioInput resource. |
| AudioInput_Dev(); |
| |
| /// Constructor to create an audio input resource. |
| explicit AudioInput_Dev(const InstanceHandle& instance); |
| |
| virtual ~AudioInput_Dev(); |
| |
| /// Static function for determining whether the browser supports the required |
| /// AudioInput interface. |
| /// |
| /// @return true if the interface is available, false otherwise. |
| static bool IsAvailable(); |
| |
| int32_t EnumerateDevices( |
| const CompletionCallbackWithOutput<std::vector<DeviceRef_Dev> >& |
| callback); |
| |
| int32_t MonitorDeviceChange(PP_MonitorDeviceChangeCallback callback, |
| void* user_data); |
| |
| /// If |device_ref| is null (i.e., is_null() returns true), the default device |
| /// will be used. |
| /// |
| /// Requires <code>PPB_AudioInput_Dev</code> version 0.4 or up. |
| int32_t Open(const DeviceRef_Dev& device_ref, |
| const AudioConfig& config, |
| PPB_AudioInput_Callback audio_input_callback, |
| void* user_data, |
| const CompletionCallback& callback); |
| |
| /// Requires <code>PPB_AudioInput_Dev</code> version 0.2 or 0.3. |
| int32_t Open(const DeviceRef_Dev& device_ref, |
| const AudioConfig& config, |
| PPB_AudioInput_Callback_0_2 audio_input_callback_0_2, |
| void* user_data, |
| const CompletionCallback& callback); |
| |
| bool StartCapture(); |
| bool StopCapture(); |
| void Close(); |
| }; |
| |
| } // namespace pp |
| |
| #endif // PPAPI_CPP_DEV_AUDIO_INPUT_DEV_H_ |