Class BaseAudioDecoder

targetSampleRate

protected final int targetSampleRate

targetSampleType

protected final int targetSampleType

extractor

protected android.media.MediaExtractor extractor

decoder

protected android.media.MediaCodec decoder

audioSource

protected final android.net.Uri audioSource

contextWeakReference

protected final java.lang.ref.WeakReference contextWeakReference

listener

protected final com.smartdevicelink.managers.audio.AudioDecoderListener listener

BaseAudioDecoder( Uri audioSource, Context context, int sampleRate, int sampleType, AudioDecoderListener listener )

public BaseAudioDecoder(Uri audioSource,Context context,int sampleRate,int sampleType,AudioDecoderListener listener)

Constructor Parameters

audioSource

Uri of the audio source to be converted

context

the context

sampleRate

can be either 8000, 16000, 22050 or 44100

sampleType

can be either UNSIGNED_8_BIT, SIGNED_16_BIT, FLOAT

listener

listener for event callbacks

initMediaComponents()

protected void initMediaComponents() throws java.lang.Exception

Throws

• java.lang.Exception

onInputBufferAvailable( MediaExtractor extractor, ByteBuffer inputBuffer )

protected android.media.MediaCodec.BufferInfo onInputBufferAvailable(MediaExtractor extractor,ByteBuffer inputBuffer)

Method Parameters

extractor

inputBuffer

onOutputBufferAvailable( ByteBuffer outputBuffer )

protected com.smartdevicelink.managers.audio.SampleBuffer onOutputBufferAvailable(ByteBuffer outputBuffer)

Method Parameters

outputBuffer

onOutputFormatChanged( MediaFormat mediaFormat )

protected void onOutputFormatChanged(MediaFormat mediaFormat)

Method Parameters

mediaFormat

onMediaCodecError( MediaCodec.CodecException e )

protected void onMediaCodecError(MediaCodec.CodecException e)

Method Parameters

e

start()

public abstract void start()

stop()

public void stop()