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Diffstat (limited to 'extern/audaspace/plugins/wasapi/WASAPIDevice.h')
-rw-r--r-- | extern/audaspace/plugins/wasapi/WASAPIDevice.h | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/extern/audaspace/plugins/wasapi/WASAPIDevice.h b/extern/audaspace/plugins/wasapi/WASAPIDevice.h new file mode 100644 index 00000000000..b7b520e802c --- /dev/null +++ b/extern/audaspace/plugins/wasapi/WASAPIDevice.h @@ -0,0 +1,99 @@ +/******************************************************************************* + * Copyright 2009-2016 Jörg Müller + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + ******************************************************************************/ + +#pragma once + +#ifdef WASAPI_PLUGIN +#define AUD_BUILD_PLUGIN +#endif + +/** + * @file WASAPIDevice.h + * @ingroup plugin + * The WASAPIDevice class. + */ + +#include "devices/SoftwareDevice.h" + +#include <thread> + +#include <windows.h> +#include <audioclient.h> +#include <mmdeviceapi.h> +#include <mmreg.h> + +AUD_NAMESPACE_BEGIN + +/** + * This device plays back through WASAPI, the Windows audio API. + */ +class AUD_PLUGIN_API WASAPIDevice : public SoftwareDevice +{ +private: + /** + * Whether there is currently playback. + */ + bool m_playing; + + IMMDeviceEnumerator* m_imm_device_enumerator; + IMMDevice* m_imm_device; + IAudioClient* m_audio_client; + WAVEFORMATEXTENSIBLE m_wave_format_extensible; + + /** + * The streaming thread. + */ + std::thread m_thread; + + /** + * Starts the streaming thread. + */ + AUD_LOCAL void start(); + + /** + * Streaming thread main function. + */ + AUD_LOCAL void updateStream(); + + // delete copy constructor and operator= + WASAPIDevice(const WASAPIDevice&) = delete; + WASAPIDevice& operator=(const WASAPIDevice&) = delete; + +protected: + virtual void playing(bool playing); + +public: + /** + * Opens the WASAPI audio device for playback. + * \param specs The wanted audio specification. + * \param buffersize The size of the internal buffer. + * \note The specification really used for opening the device may differ. + * \exception Exception Thrown if the audio device cannot be opened. + */ + WASAPIDevice(DeviceSpecs specs, int buffersize = AUD_DEFAULT_BUFFER_SIZE); + + /** + * Closes the WASAPI audio device. + */ + virtual ~WASAPIDevice(); + + /** + * Registers this plugin. + */ + static void registerPlugin(); +}; + +AUD_NAMESPACE_END |