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https://review.haiku-os.org/haiku
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95 lines
2.1 KiB
C
95 lines
2.1 KiB
C
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/******************************************************************************
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File: AudioStream.h
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Copyright 1995-97, Be Incorporated
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******************************************************************************/
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#ifndef _AUDIO_STREAM_H
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#define _AUDIO_STREAM_H
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#include <OldBufferStream.h>
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#include <ClassInfo.h>
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/* ================
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Class definition for BADCStream and BDACStream
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================ */
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class BADCStream : public BAbstractBufferStream
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{
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public:
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BADCStream();
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virtual ~BADCStream();
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status_t SetADCInput(int32 device);
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status_t ADCInput(int32* device) const;
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status_t SetSamplingRate(float sRate);
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status_t SamplingRate(float* sRate) const;
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status_t BoostMic(bool boost);
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bool IsMicBoosted() const;
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status_t SetStreamBuffers(size_t bufferSize, int32 bufferCount);
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protected:
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virtual BMessenger* Server() const; /* message pipe to server */
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virtual stream_id StreamID() const; /* stream identifier */
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private:
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virtual void _ReservedADCStream1();
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virtual void _ReservedADCStream2();
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virtual void _ReservedADCStream3();
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BMessenger* fServer;
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stream_id fStreamID;
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uint32 _reserved[4];
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};
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class BDACStream : public BAbstractBufferStream
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{
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public:
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BDACStream();
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virtual ~BDACStream();
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status_t SetSamplingRate(float sRate);
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status_t SamplingRate(float* sRate) const;
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status_t SetVolume(int32 device,
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float l_volume,
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float r_volume);
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status_t GetVolume(int32 device,
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float *l_volume,
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float *r_volume,
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bool *enabled) const;
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status_t EnableDevice(int32 device, bool enable);
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bool IsDeviceEnabled(int32 device) const;
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status_t SetStreamBuffers(size_t bufferSize, int32 bufferCount);
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protected:
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virtual BMessenger* Server() const; /* message pipe to server */
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virtual stream_id StreamID() const; /* stream identifier */
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private:
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virtual void _ReservedDACStream1();
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virtual void _ReservedDACStream2();
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virtual void _ReservedDACStream3();
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BMessenger* fServer;
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stream_id fStreamID;
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uint32 _reserved[4];
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};
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#endif // #ifdef _AUDIO_STREAM_H
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