類別：HostApi

音訊驅動介面

類型	使用	成員	說明
建構子	public	HostApi(void)
解構子	public	~HostApi(void)
列舉	public	Encoding
資料	public	unsigned long baseDeviceIndex
資料	public	HostApiInfo info
資料	public	DeviceInfo ** deviceInfos
資料	protected	Debugger * debugger
函式	public	virtual CaError Open (Stream ** stream , const StreamParameters * inputParameters , const StreamParameters * outputParameters , double sampleRate , CaUint32 framesPerCallback , CaStreamFlags streamFlags , Conduit * streamCallback ) = 0
函式	public	virtual void Terminate (void) = 0
函式	public	virtual CaError isSupported (const StreamParameters * inputParameters , const StreamParameters * outputParameters , double sampleRate ) = 0
函式	public	virtual Encoding encoding (void) const = 0
函式	public	void setDebugger (Debugger * debug)
函式	public	virtual CaError ToHostDeviceIndex ( CaDeviceIndex * hostApiDevice , CaDeviceIndex device )

C/C++定義

class HostApi

{

  public:

    typedef enum {

      NATIVE = 0 ,

      UTF8   = 1 ,

      UTF16  = 2 }

      Encoding   ;

    unsigned long   baseDeviceIndex ;

    HostApiInfo     info            ;

    DeviceInfo   ** deviceInfos     ;

    explicit         HostApi     (void) ;

    virtual         ~HostApi     (void) ;

    virtual CaError  Open        (Stream                ** stream            ,

                                  const StreamParameters * inputParameters   ,

                                  const StreamParameters * outputParameters  ,

                                  double                   sampleRate        ,

                                  CaUint32                 framesPerCallback ,

                                  CaStreamFlags            streamFlags       ,

                                  Conduit                * streamCallback    ) = 0 ;

    virtual void     Terminate   (void) = 0 ;

    virtual CaError  isSupported (const  StreamParameters * inputParameters  ,

                                  const  StreamParameters * outputParameters ,

                                  double sampleRate                          ) = 0 ;

    virtual Encoding encoding    (void) const = 0 ;

    virtual bool     hasDuplex   (void) const = 0 ;

    void             setDebugger (Debugger * debug) ;

    virtual CaError  ToHostDeviceIndex               (

                       CaDeviceIndex * hostApiDevice ,

                       CaDeviceIndex   device      ) ;

  protected:

    Debugger * debugger ;

};

typedef CaError HostApiInitializer(HostApi **,CaHostApiIndex) ;
extern HostApiInitializer ** caHostApiInitializers ;
extern void ReplaceHostApiInitializer ( HostApiInitializer ** replacement ) ;