quicktime.std.sg
Class SGSoundChannel

java.lang.Object
  |
  +--quicktime.QTObject
        |
        +--quicktime.std.comp.ComponentIdentifier
              |
              +--quicktime.std.comp.Component
                    |
                    +--quicktime.std.sg.SGChannel
                          |
                          +--quicktime.std.sg.AudioChannel
                                |
                                +--quicktime.std.sg.SGSoundChannel

All Implemented Interfaces:

InterfaceLib, PrimitivesLib, QuickTimeLib, com.apple.jdirect.SharedLibrary, SharedLibrary

public final class SGSoundChannel

extends AudioChannel

implements QuickTimeLib

Assists in importing sound into a movie. The SGChannel implements methods for a corresponding QuickTime ComponentInstance structure.

QuickTime Components::SGChannel

Field Summary

Fields inherited from interface quicktime.jdirect.QuickTimeLib

JDirect_MacOSX, libraryInstance, name

Constructor Summary

SGSoundChannel(SequenceGrabber owner)
Creates a sequence grabber channel and assigns a channel component to the channel.

Method Summary

SPBDevice	getInputDriver() Get the Sound Input Driver.
int	getRecordChunkSize() Get the buffer size (in seconds) of the record buffer QuickTime::SGGetSoundRecordChunkSize
SoundDescription	getSoundDescription() This method allows you to retrieve a music sample description from the SGChannel.
SGChannelInfo	getSoundInputParameters() Get some parameters that relate to the current sound recording.
float	getSoundInputRate() Get the Sound Input Rate QuickTime::SGGetSoundInputRate
void	setInputDriver(java.lang.String driverName) Set the Sound Input Driver, Automatically calls SGSoundInputDriverChanged QuickTime::SGSetSoundInputDriver QuickTime::SGSoundInputDriverChanged
void	setRecordChunkSize(int seconds) Set the buffer size for sound recording in seconds QuickTime::SGSetSoundRecordChunkSize
void	setSoundInputParameters(int sampleSize, int numChannels, int compressionType) Set some parameters that relate to sound recording.
void	setSoundInputRate(float rate) Set the Sound Input Rate QuickTime::SGSetSoundInputRate

Methods inherited from class quicktime.std.sg.AudioChannel

getVolume, setVolume

Methods inherited from class quicktime.std.sg.SGChannel

getDataSourceName, getDeviceList, getPlayFlags, getSampleDescription, getSequenceGrabber, getSettings, getTimeScale, getUsage, setDataSourceName, setDevice, setOutput, setPlayFlags, setSettings, settingsDialog, settingsDialog, setUsage

Methods inherited from class quicktime.std.comp.Component

count

Methods inherited from class quicktime.std.comp.ComponentIdentifier

find, find, getInfo, toString

Methods inherited from class quicktime.QTObject

disposeQTObject, equals, ID

Methods inherited from class java.lang.Object

getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

SGSoundChannel

public SGSoundChannel(SequenceGrabber owner)
               throws StdQTException

Creates a sequence grabber channel and assigns a channel component to the channel. The channel component is responsible for providing digitized data to the sequence grabber component.

QuickTime::SGNewChannel

Parameters:

owner - specifies the sequence grabber component the channel is attached to.

Method Detail

getSoundDescription

public final SoundDescription getSoundDescription()
                                           throws QTException

This method allows you to retrieve a music sample description from the SGChannel.

QuickTime::SGGetChannelSampleDescription()

Returns:

a SoundDescription object.

QTException

setSoundInputParameters

public void setSoundInputParameters(int sampleSize,
                                    int numChannels,
                                    int compressionType)
                             throws StdQTException

Set some parameters that relate to sound recording.

QuickTime::SGSetSoundInputParameters

Parameters:

sampleSize - Specifies the number of bits in each sound sample. Set this field to 8 for 8-bit sound; set it to 16 for 16-bit sound..

numChannels - Specifies the number of sound channels used by the sound sample. Set this field to 1 for monaural sounds; set it to 2 for stereo sounds...

compressionType - Specifies the number of bits in each sound sample. Set this field to 8 for 8-bit sound; set it to 16 for 16-bit sound..

StdQTException

getSoundInputParameters

public SGChannelInfo getSoundInputParameters()
                                      throws StdQTException

Get some parameters that relate to the current sound recording.

QuickTime::SGGetSoundInputParameters

StdQTException

setSoundInputRate

public void setSoundInputRate(float rate)
                       throws StdQTException

Set the Sound Input Rate

QuickTime::SGSetSoundInputRate

Parameters:

rate - Specifies the rate at which the sound channel is to acquire data.

StdQTException

getSoundInputRate

public float getSoundInputRate()
                        throws StdQTException

Get the Sound Input Rate

QuickTime::SGGetSoundInputRate

StdQTException

getInputDriver

public SPBDevice getInputDriver()
                         throws StdQTException

Get the Sound Input Driver.

QuickTime::SGGetSoundInputDriver

Returns:

the Sound Input driver in use by this channel.

StdQTException

setRecordChunkSize

public void setRecordChunkSize(int seconds)
                        throws StdQTException

Set the buffer size for sound recording in seconds

QuickTime::SGSetSoundRecordChunkSize

Parameters:

seconds - the buffer size for the channel to use.

StdQTException

getRecordChunkSize

public int getRecordChunkSize()
                       throws StdQTException

Get the buffer size (in seconds) of the record buffer

QuickTime::SGGetSoundRecordChunkSize

Returns:

the Sound Input driver in use by this channel.

StdQTException

setInputDriver

public void setInputDriver(java.lang.String driverName)
                    throws StdQTException

Set the Sound Input Driver, Automatically calls SGSoundInputDriverChanged

QuickTime::SGSetSoundInputDriver



QuickTime::SGSoundInputDriverChanged

Returns:

the Sound Input driver in use by this channel.

StdQTException