Class AudioDevice

Definition

Namespace:: Tizen.Multimedia

Assembly:: Tizen.Multimedia.dll

Provides the ability to query the information of sound devices.


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public class AudioDevice

Inheritance: object

AudioDevice

Properties

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Id

Gets the ID of the device.

Declaration


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public int Id { get; }

Property Value

Type	Description
int	The id of the device.

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IoDirection

Gets the IO direction of the device.

Declaration


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public AudioDeviceIoDirection IoDirection { get; }

Property Value

Type	Description
AudioDeviceIoDirection	The IO direction of the device.

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IsRunning

Gets the running state of the device.

Declaration


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public bool IsRunning { get; }

Property Value

Type	Description
bool	true if the audio stream of device is running actually; otherwise, false.

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Name

Gets the name of the device.

Declaration


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public string Name { get; }

Property Value

Type	Description
string	The name of the device.

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Type

Gets the type of the device.

Declaration


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public AudioDeviceType Type { get; }

Property Value

Type	Description
AudioDeviceType	The AudioDeviceType of the device.

Methods

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Equals(object)

Compares an object to an instance of AudioDevice for equality.

Declaration


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public override bool Equals(object obj)

Parameters

Type	Name	Description
object	obj	A object to compare.

Returns

Type	Description
bool	true if the two devices are equal; otherwise, false.

Overrides

object.Equals(object)

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GetAvoidResampling()

Gets the device's 'avoid resampling' property.

Declaration


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public bool GetAvoidResampling()

Returns

Type	Description
bool	The 'avoid resampling' property of the device.

Remarks

This device should be UsbAudio type and Output direction. This property is not enabled as default. With this enabled, this device will use the first stream's original sample format and rate without resampling if supported.

Exceptions

Type	Condition
System.InvalidOperationException	This device is not valid or is disconnected.

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GetHashCode()

Gets the hash code for this instance of AudioDevice.

Declaration


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public override int GetHashCode()

Returns

Type	Description
int	The hash code for this instance of AudioDevice.

Overrides

object.GetHashCode()

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GetMediaStreamOnly()

Gets the restriction of stream type only for media.

Declaration


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public bool GetMediaStreamOnly()

Returns

Type	Description
bool	The 'media stream only' property of the device.

Remarks

This device should be UsbAudio type and Output direction. This property is not enabled as default. With this enabled, no other stream types except Media are not allowed to this device.

Exceptions

Type	Condition
System.InvalidOperationException	This device is not valid or is disconnected.

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GetSampleFormat()

Gets the device's sample format.

Declaration


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public AudioSampleFormat GetSampleFormat()

Returns

Type	Description
AudioSampleFormat	The AudioSampleFormat of the device.

Remarks

This device should be UsbAudio type and Output direction.

Exceptions

Type	Condition
System.InvalidOperationException	This device is not valid or is disconnected.

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GetSampleRate()

Gets the device's sample rate.

Declaration


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public uint GetSampleRate()

Returns

Type	Description
uint	The sample rate of the device.

Remarks

This device should be UsbAudio type and Output direction.

Exceptions

Type	Condition
System.InvalidOperationException	This device is not valid or is disconnected.

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GetSupportedSampleFormats()

Gets the device's supported sample formats.

Declaration


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public IEnumerable<AudioSampleFormat> GetSupportedSampleFormats()

Returns

Type	Description
System.Collections.Generic.IEnumerable<T><AudioSampleFormat>	An IEnumerable<AudioSampleFormat> that contains supported sample formats.

Remarks

This device should be UsbAudio type and Output direction.

Exceptions

Type	Condition
System.InvalidOperationException	This device is not valid or is disconnected.

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GetSupportedSampleRates()

Gets the device's supported sample rates.

Declaration


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public IEnumerable<uint> GetSupportedSampleRates()

Returns

Type	Description
System.Collections.Generic.IEnumerable<T><uint>	An IEnumerable<uint> that contains supported sample rates.

Remarks

This device should be UsbAudio type and Output direction.

Exceptions

Type	Condition
System.InvalidOperationException	This device is not valid or is disconnected.

View Source

SetAvoidResampling(bool)

Sets the device's 'avoid resampling' property.

Declaration


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public void SetAvoidResampling(bool enable)

Parameters

Type	Name	Description
bool	enable	The 'avoid resampling' value to set to the device.

Remarks

Exceptions

Type	Condition
System.InvalidOperationException	This device is not valid or is disconnected.

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SetMediaStreamOnly(bool)

Sets the restriction of stream type only for media.

Declaration


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public void SetMediaStreamOnly(bool enable)

Parameters

Type	Name	Description
bool	enable	The 'media stream only' value to set to the device.

Remarks

This device should be UsbAudio type and Output direction. This property is not enabled as default. With this enabled, no other stream types except Media are not allowed to this device.

Exceptions

Type	Condition
System.InvalidOperationException	This device is not valid or is disconnected.

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SetSampleFormat(AudioSampleFormat)

Sets the device's sample format.

Declaration


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public void SetSampleFormat(AudioSampleFormat format)

Parameters

Type	Name	Description
AudioSampleFormat	format	The AudioSampleFormat to set to the device.

Remarks

This device should be UsbAudio type and Output direction.

Exceptions

Type	Condition
System.InvalidOperationException	This device is not valid or is disconnected.

View Source

SetSampleRate(uint)

Sets the device's sample rate.

Declaration


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public void SetSampleRate(uint rate)

Parameters

Type	Name	Description
uint	rate	The sample rate to set to the device.

Remarks

This device should be UsbAudio type and Output direction.

Exceptions

Type	Condition
System.InvalidOperationException	This device is not valid or is disconnected.

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ToString()

Returns a string that represents the current object.

Declaration


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public override string ToString()

Returns

Type	Description
string	A string that represents the current object.

Overrides

object.ToString()