Added in API level 28

AudioRecord.MetricsConstants

Kotlin |Java

public static final class AudioRecord.MetricsConstants
extends Object

java.lang.Object
↳	android.media.AudioRecord.MetricsConstants

Summary

Constants
`String`	`CHANNELS` Key to extract the number of channels being recorded in this record track from the `AudioRecord.getMetrics` return value.
`String`	`ENCODING` Key to extract the audio data encoding for this track from the `AudioRecord.getMetrics` return value.
`String`	`LATENCY` This constant was deprecated in API level 29. Not properly supported in the past.
`String`	`SAMPLERATE` Key to extract the sink sample rate for this record track in Hz from the `AudioRecord.getMetrics` return value.
`String`	`SOURCE` Key to extract the source type for this track from the `AudioRecord.getMetrics` return value.

Inherited methods

From class


        
          java.lang.Object

`Object`	`clone()` Creates and returns a copy of this object.
`boolean`	`equals(Object obj)` Indicates whether some other object is "equal to" this one.
`void`	`finalize()` Called by the garbage collector on an object when garbage collection determines that there are no more references to the object.
`final Class<?>`	`getClass()` Returns the runtime class of this `Object`.
`int`	`hashCode()` Returns a hash code value for the object.
`final void`	`notify()` Wakes up a single thread that is waiting on this object's monitor.
`final void`	`notifyAll()` Wakes up all threads that are waiting on this object's monitor.
`String`	`toString()` Returns a string representation of the object.
`final void`	`wait(long timeoutMillis, int nanos)` Causes the current thread to wait until it is awakened, typically by being notified or interrupted, or until a certain amount of real time has elapsed.
`final void`	`wait(long timeoutMillis)` Causes the current thread to wait until it is awakened, typically by being notified or interrupted, or until a certain amount of real time has elapsed.
`final void`	`wait()` Causes the current thread to wait until it is awakened, typically by being notified or interrupted.

Constants

CHANNELS

Added in API level 28

public static final String CHANNELS

Key to extract the number of channels being recorded in this record track from the AudioRecord.getMetrics return value. The value is an int.

Constant Value: "android.media.audiorecord.channels"

ENCODING

Added in API level 28

public static final String ENCODING

Key to extract the audio data encoding for this track from the AudioRecord.getMetrics return value. The value is a String.

Constant Value: "android.media.audiorecord.encoding"

LATENCY

Added in API level 28
Deprecated in API level 29

public static final String LATENCY

This constant was deprecated in API level 29.
Not properly supported in the past.

Key to extract the estimated latency through the recording pipeline from the AudioRecord.getMetrics return value. This is in units of milliseconds. The value is an int.

Constant Value: "android.media.audiorecord.latency"

SAMPLERATE

Added in API level 28

public static final String SAMPLERATE

Key to extract the sink sample rate for this record track in Hz from the AudioRecord.getMetrics return value. The value is an int.

Constant Value: "android.media.audiorecord.samplerate"

SOURCE

Added in API level 28

public static final String SOURCE

Key to extract the source type for this track from the AudioRecord.getMetrics return value. The value is a String.

Constant Value: "android.media.audiorecord.source"