com.meicam.sdk.NvsWaveformView Class Reference

Audio waveform display. More...

Inheritance diagram for com.meicam.sdk.NvsWaveformView:

Public Member Functions
	NvsWaveformView (Context context)
	NvsWaveformView (Context context, AttributeSet attrs)
	NvsWaveformView (Context context, AttributeSet attrs, int defStyleAttr)
	NvsWaveformView (Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes)
void	setAudioFilePath (String audioFilePath)
	Sets the audio file path. More...
String	getAudioFilePath ()
	Gets the audio file path. More...
void	setTrimIn (long trimIn)
	Sets the trim-in point of the audio file. More...
long	getTrimIn ()
	Gets the trim-in point of the audio file. More...
void	setTrimOut (long trimOut)
	Sets the trim-out point of the audio file. More...
long	getTrimOut ()
	Gets the trim-in point of the audio. More...
void	setWaveformColor (int waveformColor)
	Sets the color of the audio waveform. More...
int	getWaveformColor ()
	Gets the color of the audio waveform. More...
void	setSingleChannelMode (boolean singleChannelMode)
	Sets the single channel waveform mode. More...
boolean	getSingleChannelMode ()
	Gets the info about whether the single channel waveform mode is started. More...
void	onWaveformDataReady (long taskId, String audioFilePath, long audioFileSampleCount, long samplesPerGroup, byte[] leftWaveformData, byte[] rightWaveformData)
void	onWaveformDataGenerationFailed (long taskId, String audioFilePath, long samplesPerGroup)

Protected Member Functions
void	onSizeChanged (int w, int h, int oldw, int oldh)
void	onDraw (Canvas canvas)
void	onAttachedToWindow ()
void	onDetachedFromWindow ()

Detailed Description

Audio waveform display.

Class for displaying waveform of audio files

Since

2.0.0

Constructor & Destructor Documentation

NvsWaveformView() [1/4]

com.meicam.sdk.NvsWaveformView.NvsWaveformView ( Context  context )

inline

NvsWaveformView() [2/4]

com.meicam.sdk.NvsWaveformView.NvsWaveformView ( Context  context, AttributeSet  attrs  )

inline

NvsWaveformView() [3/4]

com.meicam.sdk.NvsWaveformView.NvsWaveformView ( Context  context, AttributeSet  attrs, int  defStyleAttr  )

inline

NvsWaveformView() [4/4]

com.meicam.sdk.NvsWaveformView.NvsWaveformView ( Context  context, AttributeSet  attrs, int  defStyleAttr, int  defStyleRes  )

inline

Member Function Documentation

getAudioFilePath()

String com.meicam.sdk.NvsWaveformView.getAudioFilePath ( )

inline

Gets the audio file path.

Returns

Returns the string value of the audio file path.

See also

setAudioFilePath

getSingleChannelMode()

boolean com.meicam.sdk.NvsWaveformView.getSingleChannelMode ( )

inline

Gets the info about whether the single channel waveform mode is started.

Returns

Returns a Boolean value indicating whether the single channel waveform mode is on.

See also

setSingleChannelMode

getTrimIn()

long com.meicam.sdk.NvsWaveformView.getTrimIn ( )

inline

Gets the trim-in point of the audio file.

Returns

Returns the trim-out point of the audio file(in microseconds).

See also

setTrimIn

getTrimOut()

long com.meicam.sdk.NvsWaveformView.getTrimOut ( )

inline

Gets the trim-in point of the audio.

Returns

Returns the trim-in point of the audio in microseconds.

See also

setTrimOut

getWaveformColor()

int com.meicam.sdk.NvsWaveformView.getWaveformColor ( )

inline

Gets the color of the audio waveform.

Returns

Returns Color of the audio waveform.

See also

setWaveformColor

onAttachedToWindow()

void com.meicam.sdk.NvsWaveformView.onAttachedToWindow ( )

inlineprotected

onDetachedFromWindow()

void com.meicam.sdk.NvsWaveformView.onDetachedFromWindow ( )

inlineprotected

onDraw()

void com.meicam.sdk.NvsWaveformView.onDraw ( Canvas  canvas )

inlineprotected

onSizeChanged()

void com.meicam.sdk.NvsWaveformView.onSizeChanged ( int  w, int  h, int  oldw, int  oldh  )

inlineprotected

onWaveformDataGenerationFailed()

void com.meicam.sdk.NvsWaveformView.onWaveformDataGenerationFailed ( long  taskId, String  audioFilePath, long  samplesPerGroup  )

inline

onWaveformDataReady()

void com.meicam.sdk.NvsWaveformView.onWaveformDataReady ( long  taskId, String  audioFilePath, long  audioFileSampleCount, long  samplesPerGroup, byte[]  leftWaveformData, byte[]  rightWaveformData  )

inline

setAudioFilePath()

void com.meicam.sdk.NvsWaveformView.setAudioFilePath ( String  audioFilePath )

inline

Sets the audio file path.

After audio file is set, the in-point and out-point will be automatically set to 0 and the file length separately!

Parameters

audioFilePath

Audio file path

See also

getAudioFilePath

setSingleChannelMode()

void com.meicam.sdk.NvsWaveformView.setSingleChannelMode ( boolean  singleChannelMode )

inline

Sets the single channel waveform mode.

In single channel mode, only one channel of waveform will be drawn even if the audio file is stereo.

Parameters

singleChannelMode

Whether to turn on single channel waveform mode

See also

setSingleChannelMode

setTrimIn()

void com.meicam.sdk.NvsWaveformView.setTrimIn ( long  trimIn )

inline

Sets the trim-in point of the audio file.

Parameters

trimIn

The trim-in point of the audio file(in microseconds)

See also

getTrimIn

setTrimOut()

void com.meicam.sdk.NvsWaveformView.setTrimOut ( long  trimOut )

inline

Sets the trim-out point of the audio file.

Parameters

trimOut

The trim-out point of the audio file(in microseconds)

See also

getTrimOut

setWaveformColor()

void com.meicam.sdk.NvsWaveformView.setWaveformColor ( int  waveformColor )

inline

Sets the color of the audio waveform.

Parameters

waveformColor

Color of the audio waveform

See also

setWaveformColor

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The documentation for this class was generated from the following file:

• src/android/jar/com/meicam/sdk/NvsWaveformView.java