spbdevice.html

这个是java的quicktime for java 的详细使用文档

	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/SOUND/imsoundinput.1a.htm#pgfId=880">QuickTime::SPBGetDeviceInfo</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>flag</CODE> - set to true to turn the channel on, false to turn it off.</DL>
</DD>
</DL>
<HR>

<A NAME="getLevelMeterOnOff()"><!-- --></A><H3>
getLevelMeterOnOff</H3>
<PRE>
public boolean <B>getLevelMeterOnOff</B>()
                           throws <A HREF="../../quicktime/sound/SoundException.html">SoundException</A></PRE>
<DL>
<DD>Get the current state of the level meter.
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/SOUND/imsoundinput.1a.htm#pgfId=880">QuickTime::SPBGetDeviceInfo</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>a boolean that determines whether the channel is on or off.</DL>
</DD>
</DL>
<HR>

<A NAME="getLevelMeterLevel()"><!-- --></A><H3>
getLevelMeterLevel</H3>
<PRE>
public int <B>getLevelMeterLevel</B>()
                       throws <A HREF="../../quicktime/sound/SoundException.html">SoundException</A></PRE>
<DL>
<DD>Get the current level of the level meter.
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/SOUND/imsoundinput.1a.htm#pgfId=880">QuickTime::SPBGetDeviceInfo</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>an integer that signals the current level of the channel.</DL>
</DD>
</DL>
<HR>

<A NAME="setAutomaticGainControl(boolean)"><!-- --></A><H3>
setAutomaticGainControl</H3>
<PRE>
public void <B>setAutomaticGainControl</B>(boolean&nbsp;flag)
                             throws <A HREF="../../quicktime/sound/SoundException.html">SoundException</A></PRE>
<DL>
<DD>Set the state of the automatic gain control.
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/SOUND/imsoundinput.1a.htm#pgfId=880">QuickTime::SPBGetDeviceInfo</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>flag</CODE> - set to true to turn automatic gain on, false to turn it off.</DL>
</DD>
</DL>
<HR>

<A NAME="getAutomaticGainControl()"><!-- --></A><H3>
getAutomaticGainControl</H3>
<PRE>
public boolean <B>getAutomaticGainControl</B>()
                                throws <A HREF="../../quicktime/sound/SoundException.html">SoundException</A></PRE>
<DL>
<DD>Get the state of the automatic gain control.
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/SOUND/imsoundinput.1a.htm#pgfId=880">QuickTime::SPBGetDeviceInfo</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>a boolean that determines whether automatic gain is on or off.</DL>
</DD>
</DL>
<HR>

<A NAME="setInputGain(float)"><!-- --></A><H3>
setInputGain</H3>
<PRE>
public void <B>setInputGain</B>(float&nbsp;gain)
                  throws <A HREF="../../quicktime/sound/SoundException.html">SoundException</A></PRE>
<DL>
<DD>Set the input gain level.
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/SOUND/imsoundinput.1a.htm#pgfId=880">QuickTime::SPBGetDeviceInfo</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>gain</CODE> - a float (fixed value) to set the gain to.</DL>
</DD>
</DL>
<HR>

<A NAME="getInputGain()"><!-- --></A><H3>
getInputGain</H3>
<PRE>
public float <B>getInputGain</B>()
                   throws <A HREF="../../quicktime/sound/SoundException.html">SoundException</A></PRE>
<DL>
<DD>Get the input gain level.
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/SOUND/imsoundinput.1a.htm#pgfId=880">QuickTime::SPBGetDeviceInfo</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>a float (fixed) of the current level on the input gain.</DL>
</DD>
</DL>
<HR>

<A NAME="getInputSource()"><!-- --></A><H3>
getInputSource</H3>
<PRE>
public int <B>getInputSource</B>()
                   throws <A HREF="../../quicktime/sound/SoundException.html">SoundException</A></PRE>
<DL>
<DD>Get the input Source Index.
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/SOUND/imsoundinput.1a.htm#pgfId=880">QuickTime::SPBGetDeviceInfo</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>an integr which is the index of the current sound input source</DL>
</DD>
</DL>
<HR>

<A NAME="setInputSource(int)"><!-- --></A><H3>
setInputSource</H3>
<PRE>
public void <B>setInputSource</B>(int&nbsp;source)
                    throws <A HREF="../../quicktime/sound/SoundException.html">SoundException</A></PRE>
<DL>
<DD>sets the input Source to the passed in (index) source.
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/SOUND/imsoundinput.1a.htm#pgfId=880">QuickTime::SPBGetDeviceInfo</a> </b><BR><BR>
</DL>
</DD>
</DL>
<HR>

<A NAME="getInputSourceNames()"><!-- --></A><H3>
getInputSourceNames</H3>
<PRE>
public java.lang.String[] <B>getInputSourceNames</B>()
                                       throws <A HREF="../../quicktime/sound/SoundException.html">SoundException</A></PRE>
<DL>
<DD>Get a list of the names of all the sound input sources
 supported by the sound input device<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="getChannelAvailable()"><!-- --></A><H3>
getChannelAvailable</H3>
<PRE>
public int <B>getChannelAvailable</B>()
                        throws <A HREF="../../quicktime/sound/SoundException.html">SoundException</A></PRE>
<DL>
<DD>Get the maximum number of channels this device can record.
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/SOUND/imsoundinput.1a.htm#pgfId=880">QuickTime::SPBGetDeviceInfo</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>the maximum number of channels this device can record.</DL>
</DD>
</DL>
<HR>

<A NAME="getNumberChannels()"><!-- --></A><H3>
getNumberChannels</H3>
<PRE>
public int <B>getNumberChannels</B>()
                      throws <A HREF="../../quicktime/sound/SoundException.html">SoundException</A></PRE>
<DL>
<DD>Returns the number of channels that this device is to record.
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/SOUND/imsoundinput.1a.htm#pgfId=880">QuickTime::SPBGetDeviceInfo</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>channels number of channels</DL>
</DD>
</DL>
<HR>

<A NAME="setNumberChannels(int)"><!-- --></A><H3>
setNumberChannels</H3>
<PRE>
public void <B>setNumberChannels</B>(int&nbsp;channels)
                       throws <A HREF="../../quicktime/sound/SoundException.html">SoundException</A></PRE>
<DL>
<DD>Sets the number of channels that this device is to record.
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/SOUND/imsoundinput.1a.htm#pgfId=880">QuickTime::SPBGetDeviceInfo</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>channels</CODE> - number of channels</DL>
</DD>
</DL>
<HR>

<A NAME="getPlayThruOnOff()"><!-- --></A><H3>
getPlayThruOnOff</H3>
<PRE>
public int <B>getPlayThruOnOff</B>()
                     throws <A HREF="../../quicktime/sound/SoundException.html">SoundException</A></PRE>
<DL>
<DD>Get the PlayThru level, 0 means it's off.
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/SOUND/imsoundinput.1a.htm#pgfId=880">QuickTime::SPBGetDeviceInfo</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>the current PlayThru level.</DL>
</DD>
</DL>
<HR>

<A NAME="setPlayThruOnOff(int)"><!-- --></A><H3>
setPlayThruOnOff</H3>
<PRE>
public void <B>setPlayThruOnOff</B>(int&nbsp;volume)
                      throws <A HREF="../../quicktime/sound/SoundException.html">SoundException</A></PRE>
<DL>
<DD>Set the PlayThru level, 0 means it's off.
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/SOUND/imsoundinput.1a.htm#pgfId=880">QuickTime::SPBGetDeviceInfo</a> </b><BR><BR>
</DL>
</DD>
</DL>
<HR>

<A NAME="setSampleRate(float)"><!-- --></A><H3>
setSampleRate</H3>
<PRE>
public void <B>setSampleRate</B>(float&nbsp;rate)
                   throws <A HREF="../../quicktime/sound/SoundException.html">SoundException</A></PRE>
<DL>
<DD>Set the sample rate to be produced by this device. 
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/SOUND/imsoundinput.1a.htm#pgfId=880">QuickTime::SPBGetDeviceInfo</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>rate</CODE> - the rate of the device</DL>
</DD>
</DL>
<HR>

<A NAME="getSampleRate()"><!-- --></A><H3>
getSampleRate</H3>
<PRE>
public float <B>getSampleRate</B>()
                    throws <A HREF="../../quicktime/sound/SoundException.html">SoundException</A></PRE>
<DL>
<DD>Gets the sample rate produced by this device. 
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/SOUND/imsoundinput.1a.htm#pgfId=880">QuickTime::SPBGetDeviceInfo</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>the rate of the device</DL>
</DD>
</DL>
<HR>

<A NAME="getSampleRateAvailable()"><!-- --></A><H3>
getSampleRateAvailable</H3>
<PRE>
public float[] <B>getSampleRateAvailable</B>()
                               throws <A HREF="../../quicktime/sound/SoundException.html">SoundException</A></PRE>
<DL>
<DD>Returns a float list containing the sample rates available.
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/SOUND/imsoundinput.1a.htm#pgfId=880">QuickTime::SPBGetDeviceInfo</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>a float array containing the list of sample rates.</DL>
</DD>
</DL>