52 lines
1.8 KiB
C
52 lines
1.8 KiB
C
/**
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* FreeRDP: A Remote Desktop Protocol Implementation
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* Video Redirection Virtual Channel - Audio Device Manager
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*
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* Copyright 2010-2011 Vic Lee
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef FREERDP_CHANNEL_TSMF_CLIENT_AUDIO_H
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#define FREERDP_CHANNEL_TSMF_CLIENT_AUDIO_H
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#include "tsmf_types.h"
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typedef struct s_ITSMFAudioDevice ITSMFAudioDevice;
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struct s_ITSMFAudioDevice
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{
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/* Open the audio device. */
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BOOL (*Open)(ITSMFAudioDevice* audio, const char* device);
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/* Set the audio data format. */
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BOOL(*SetFormat)
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(ITSMFAudioDevice* audio, UINT32 sample_rate, UINT32 channels, UINT32 bits_per_sample);
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/* Play audio data. */
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BOOL (*Play)(ITSMFAudioDevice* audio, const BYTE* data, UINT32 data_size);
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/* Get the latency of the last written sample, in 100ns */
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UINT64 (*GetLatency)(ITSMFAudioDevice* audio);
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/* Change the playback volume level */
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BOOL (*ChangeVolume)(ITSMFAudioDevice* audio, UINT32 newVolume, UINT32 muted);
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/* Flush queued audio data */
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BOOL (*Flush)(ITSMFAudioDevice* audio);
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/* Free the audio device */
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void (*Free)(ITSMFAudioDevice* audio);
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};
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#define TSMF_AUDIO_DEVICE_EXPORT_FUNC_NAME "TSMFAudioDeviceEntry"
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typedef UINT(VCAPITYPE* TSMF_AUDIO_DEVICE_ENTRY)(ITSMFAudioDevice** dev);
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ITSMFAudioDevice* tsmf_load_audio_device(const char* name, const char* device);
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#endif /* FREERDP_CHANNEL_TSMF_CLIENT_AUDIO_H */
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