Package org.jitsi.impl.neomedia.device

Class MacCoreAudioDevice

java.lang.Object

org.jitsi.impl.neomedia.device.CoreAudioDevice

org.jitsi.impl.neomedia.device.MacCoreAudioDevice

public class MacCoreAudioDevice
extends CoreAudioDevice

Extension for the JNI link to the MacOsX CoreAudio library.

Author:

Vincent Lucas

Field Summary

Fields

Modifier and Type	Field	Description
static int	DEFAULT_MILLIS_PER_BUFFER	The number of milliseconds to be read from or written to a native CoreAudio stream in a single transfer of data.
static double	DEFAULT_SAMPLE_RATE	The default value for the sample rate of the input and the output MacCoreaudio streams with which they are to be opened if no other specific sample rate is specified to the MacCoreaudio DataSource or MacCoreaudioRenderer that they represent.

Fields inherited from class org.jitsi.impl.neomedia.device.CoreAudioDevice

isLoaded

Constructor Summary

Constructors

Constructor	Description
MacCoreAudioDevice()

Method Summary

Modifier and Type	Method	Description
static int	countInputChannels(String deviceUID)
static int	countOutputChannels(String deviceUID)
static String	getDefaultInputDeviceUID()
static byte[]	getDefaultInputDeviceUIDBytes()
static String	getDefaultOutputDeviceUID()
static byte[]	getDefaultOutputDeviceUIDBytes()
static String[]	getDeviceUIDList()
static float	getMaximalNominalSampleRate(String deviceUID, boolean isOutputStream, boolean isEchoCancel)
static float	getMinimalNominalSampleRate(String deviceUID, boolean isOutputStream, boolean isEchoCancel)
static float	getNominalSampleRate(String deviceUID, boolean isOutputStream, boolean isEchoCancel)
static String	getTransportType(String deviceUID)
static byte[]	getTransportTypeBytes(String deviceUID)
static boolean	isInputDevice(String deviceUID)
static boolean	isOutputDevice(String deviceUID)
static long	startStream(String deviceUID, Object callback, float sampleRate, int nbChannels, int bitsPerChannel, boolean isFloat, boolean isBigEndian, boolean isNonInterleaved, boolean isInput, boolean isEchoCancel)
static void	stopStream(String deviceUID, long stream)

Methods inherited from class org.jitsi.impl.neomedia.device.CoreAudioDevice

devicesChangedCallback, freeDevices, getDeviceModelIdentifier, getDeviceModelIdentifierBytes, getDeviceName, getDeviceNameBytes, getInputDeviceVolume, getOutputDeviceVolume, initDevices, log, newString, setDevicesChangedCallback, setInputDeviceVolume, setOutputDeviceVolume

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

DEFAULT_MILLIS_PER_BUFFER

public static final int DEFAULT_MILLIS_PER_BUFFER

The number of milliseconds to be read from or written to a native CoreAudio stream in a single transfer of data.

See Also:

Constant Field Values

DEFAULT_SAMPLE_RATE

public static final double DEFAULT_SAMPLE_RATE

The default value for the sample rate of the input and the output MacCoreaudio streams with which they are to be opened if no other specific sample rate is specified to the MacCoreaudio DataSource or MacCoreaudioRenderer that they represent.

See Also:

Constant Field Values

Constructor Detail

MacCoreAudioDevice

public MacCoreAudioDevice()

Method Detail

getDeviceUIDList

public static String[] getDeviceUIDList()

isInputDevice

public static boolean isInputDevice(String deviceUID)

isOutputDevice

public static boolean isOutputDevice(String deviceUID)

getTransportType

public static String getTransportType(String deviceUID)

getTransportTypeBytes

public static byte[] getTransportTypeBytes(String deviceUID)

getNominalSampleRate

public static float getNominalSampleRate(String deviceUID,
                                         boolean isOutputStream,
                                         boolean isEchoCancel)

getMinimalNominalSampleRate

public static float getMinimalNominalSampleRate(String deviceUID,
                                                boolean isOutputStream,
                                                boolean isEchoCancel)

getMaximalNominalSampleRate

public static float getMaximalNominalSampleRate(String deviceUID,
                                                boolean isOutputStream,
                                                boolean isEchoCancel)

getDefaultInputDeviceUID

public static String getDefaultInputDeviceUID()

getDefaultInputDeviceUIDBytes

public static byte[] getDefaultInputDeviceUIDBytes()

getDefaultOutputDeviceUID

public static String getDefaultOutputDeviceUID()

getDefaultOutputDeviceUIDBytes

public static byte[] getDefaultOutputDeviceUIDBytes()

startStream

public static long startStream(String deviceUID,
                               Object callback,
                               float sampleRate,
                               int nbChannels,
                               int bitsPerChannel,
                               boolean isFloat,
                               boolean isBigEndian,
                               boolean isNonInterleaved,
                               boolean isInput,
                               boolean isEchoCancel)

stopStream

public static void stopStream(String deviceUID,
                              long stream)

countInputChannels

public static int countInputChannels(String deviceUID)

countOutputChannels

public static int countOutputChannels(String deviceUID)