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Code Issues Packages Projects Releases 2 Wiki Activity

Resolves issue #23.

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Adds audio output display and management options supporting mono and 
stereo output options.

Provides audio output supporting prioritization by talkgroup and/or 
channel selection.

Supports muting all channels, or muting individual channels and
individual audio gain/volume controls.
This commit is contained in:
denny
2015-10-03 17:50:03 -04:00
parent 20f5d06104
commit 3e05a9eb03
27 changed files with 1174 additions and 458 deletions
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34
src/audio/AudioFormats.java
View File

@@ -1,6 +1,9 @@
package audio;
import javax.sound.sampled.AudioFormat;
import javax.sound.sampled.DataLine;
import javax.sound.sampled.Line;
import javax.sound.sampled.SourceDataLine;
public class AudioFormats
{
@@ -18,8 +21,10 @@ public class AudioFormats
public static final int IMBE_FRAME_SIZE_BYTES = 18;
public static final int IMBE_SAMPLE_SIZE_BITS = 144;
public static final int ONE_CHANNEL = 1;
public static final int TWO_CHANNELS = 2;
public static final int PCM_SAMPLE_SIZE_BITS = 16;
public static final int PCM_FRAME_SIZE_BYTES = 2;
public static final int PCM_FRAME_SIZE_BYTES_MONO = 2;
public static final int PCM_FRAME_SIZE_BYTES_STEREO = 4;
public static AudioFormat IMBE_AUDIO_FORMAT =
new AudioFormat( IMBE_ENCODING,
@@ -35,16 +40,37 @@ public class AudioFormats
PCM_8KHZ_RATE,
PCM_SAMPLE_SIZE_BITS,
ONE_CHANNEL,
PCM_FRAME_SIZE_BYTES,
PCM_FRAME_SIZE_BYTES_MONO,
PCM_8KHZ_RATE,
LITTLE_ENDIAN );
public static AudioFormat PCM_SIGNED_48KHZ_16BITS =
public static AudioFormat PCM_SIGNED_48KHZ_16BITS_MONO =
new AudioFormat( AudioFormat.Encoding.PCM_SIGNED,
PCM_48KHZ_RATE,
PCM_SAMPLE_SIZE_BITS,
ONE_CHANNEL,
PCM_FRAME_SIZE_BYTES,
PCM_FRAME_SIZE_BYTES_MONO,
PCM_48KHZ_RATE,
LITTLE_ENDIAN );
public static AudioFormat PCM_SIGNED_48KHZ_16BITS_STEREO =
new AudioFormat( AudioFormat.Encoding.PCM_SIGNED,
PCM_48KHZ_RATE,
PCM_SAMPLE_SIZE_BITS,
TWO_CHANNELS,
PCM_FRAME_SIZE_BYTES_STEREO,
PCM_48KHZ_RATE,
LITTLE_ENDIAN );
/**
* Source Data Line Info for a 48 kHz, 16-bits signed PCM one channel
*/
public static final Line.Info MONO_SOURCE_DATALINE_INFO =
new DataLine.Info( SourceDataLine.class, PCM_SIGNED_48KHZ_16BITS_MONO );
/**
* Source Data Line Info for a 48 kHz, 16-bits signed PCM two channels
*/
public static final Line.Info STEREO_SOURCE_DATALINE_INFO =
new DataLine.Info( SourceDataLine.class, PCM_SIGNED_48KHZ_16BITS_STEREO );
}