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Changes internal audio sample rate from 48 kHz down to 8 kHz. Updates the P25 audio module to output 8 kHz audio. Updates the audio recorder to record at 8 kHz rate.

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Note: required updated JMBE 0.3.3 library which supports 8 kHz audio output sample rate.
This commit is contained in:
Denny
2016-08-19 21:09:39 -04:00
parent cc65d44237
commit 3af4b953f4
18 changed files with 857 additions and 447 deletions
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4
src/audio/output/MonoAudioOutput.java
View File

@@ -33,14 +33,14 @@ import controller.ThreadPoolManager;
*/
public class MonoAudioOutput extends AudioOutput
{
private final static int BUFFER_SIZE = 48000;
private final static int BUFFER_SIZE = 8000;
public MonoAudioOutput( ThreadPoolManager threadPoolManager, Mixer mixer )
{
super( threadPoolManager,
mixer,
MixerChannel.MONO,
AudioFormats.PCM_SIGNED_48KHZ_16BITS_MONO,
AudioFormats.PCM_SIGNED_8KHZ_16BITS_MONO,
AudioFormats.MONO_SOURCE_DATALINE_INFO,
BUFFER_SIZE );
}

4
src/audio/output/StereoAudioOutput.java
View File

@@ -33,7 +33,7 @@ import controller.ThreadPoolManager;
*/
public class StereoAudioOutput extends AudioOutput
{
private final static int BUFFER_SIZE = 96000;
private final static int BUFFER_SIZE = 16000;
public StereoAudioOutput( ThreadPoolManager threadPoolManager,
Mixer mixer, MixerChannel channel )
@@ -41,7 +41,7 @@ public class StereoAudioOutput extends AudioOutput
super( threadPoolManager,
mixer,
channel,
AudioFormats.PCM_SIGNED_48KHZ_16BITS_STEREO,
AudioFormats.PCM_SIGNED_8KHZ_16BITS_STEREO,
AudioFormats.STEREO_SOURCE_DATALINE_INFO,
BUFFER_SIZE );
}