52 lines
1.8 KiB
C
52 lines
1.8 KiB
C
/**
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* FreeRDP: A Remote Desktop Protocol client.
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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 __TSMF_AUDIO_H
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#define __TSMF_AUDIO_H
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#include "drdynvc_types.h"
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typedef struct _ITSMFAudioDevice ITSMFAudioDevice;
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struct _ITSMFAudioDevice
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{
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/* Open the audio device. */
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boolean (*Open) (ITSMFAudioDevice* audio, const char* device);
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/* Set the audio data format. */
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boolean (*SetFormat) (ITSMFAudioDevice* audio, uint32 sample_rate, uint32 channels, uint32 bits_per_sample);
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/* Play audio data. */
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boolean (*Play) (ITSMFAudioDevice* audio, uint8* 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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void (*ChangeVolume) (ITSMFAudioDevice* audio, uint32 newVolume, uint32 muted);
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/* Flush queued audio data */
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void (*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 ITSMFAudioDevice* (*TSMF_AUDIO_DEVICE_ENTRY) (void);
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ITSMFAudioDevice* tsmf_load_audio_device(const char* name, const char* device);
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#endif
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