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#939 Adds MP3 encoder preferences to the User Preferences dialog and provides user control over sample rate and MP3 encoder settings. MP3 preferences are global and affect both recording and streaming. (#1159)

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Co-authored-by: Dennis Sheirer <dsheirer@github.com>
This commit is contained in:
Denny Sheirer
2022-03-10 04:17:35 -05:00
committed by GitHub
parent 0e8c9591e4
commit 2355dfce07
40 changed files with 1369 additions and 347 deletions
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86
src/main/java/io/github/dsheirer/audio/AudioFormats.java
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@@ -1,3 +1,22 @@
/*
* *****************************************************************************
* Copyright (C) 2014-2022 Dennis Sheirer
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>
* ****************************************************************************
*/
package io.github.dsheirer.audio;
import javax.sound.sampled.AudioFormat;
@@ -15,8 +34,12 @@ public class AudioFormats
public static final float IMBE_FRAME_RATE = 50;
public static final float IMBE_SAMPLE_RATE = 50;
public static final float PCM_8KHZ_RATE = 8000;
public static final float PCM_48KHZ_RATE = 48000;
public static final float PCM_8_KHZ_RATE = 8000;
public static final float PCM_16_KHZ_RATE = 16000;
public static final float PCM_22050_HZ_RATE = 22050;
public static final float PCM_44100_HZ_RATE = 44100;
public static final float PCM_48_KHZ_RATE = 48000;
public static final int IMBE_FRAME_SIZE_BYTES = 18;
public static final int IMBE_SAMPLE_SIZE_BITS = 144;
@@ -35,47 +58,74 @@ public class AudioFormats
IMBE_FRAME_RATE,
LITTLE_ENDIAN );
public static AudioFormat PCM_SIGNED_8KHZ_16BITS_MONO =
new AudioFormat( AudioFormat.Encoding.PCM_SIGNED,
PCM_8KHZ_RATE,
public static AudioFormat PCM_SIGNED_8_KHZ_16BITS_MONO =
new AudioFormat( AudioFormat.Encoding.PCM_SIGNED,
PCM_8_KHZ_RATE,
PCM_SAMPLE_SIZE_BITS,
ONE_CHANNEL,
PCM_FRAME_SIZE_BYTES_MONO,
PCM_8KHZ_RATE,
PCM_FRAME_SIZE_BYTES_MONO,
PCM_8_KHZ_RATE,
LITTLE_ENDIAN );
public static AudioFormat PCM_SIGNED_16_KHZ_16BITS_MONO =
new AudioFormat( AudioFormat.Encoding.PCM_SIGNED,
PCM_16_KHZ_RATE,
PCM_SAMPLE_SIZE_BITS,
ONE_CHANNEL,
PCM_FRAME_SIZE_BYTES_MONO,
PCM_16_KHZ_RATE,
LITTLE_ENDIAN );
public static AudioFormat PCM_SIGNED_22050_HZ_16BITS_MONO =
new AudioFormat( AudioFormat.Encoding.PCM_SIGNED,
PCM_22050_HZ_RATE,
PCM_SAMPLE_SIZE_BITS,
ONE_CHANNEL,
PCM_FRAME_SIZE_BYTES_MONO,
PCM_22050_HZ_RATE,
LITTLE_ENDIAN );
public static AudioFormat PCM_SIGNED_44100_HZ_16BITS_MONO =
new AudioFormat( AudioFormat.Encoding.PCM_SIGNED,
PCM_44100_HZ_RATE,
PCM_SAMPLE_SIZE_BITS,
ONE_CHANNEL,
PCM_FRAME_SIZE_BYTES_MONO,
PCM_44100_HZ_RATE,
LITTLE_ENDIAN );
public static AudioFormat PCM_SIGNED_8KHZ_16BITS_STEREO =
new AudioFormat( AudioFormat.Encoding.PCM_SIGNED,
PCM_8KHZ_RATE,
PCM_8_KHZ_RATE,
PCM_SAMPLE_SIZE_BITS,
TWO_CHANNELS,
PCM_FRAME_SIZE_BYTES_STEREO,
PCM_8KHZ_RATE,
PCM_8_KHZ_RATE,
LITTLE_ENDIAN );
public static AudioFormat PCM_SIGNED_48KHZ_16BITS_MONO =
new AudioFormat( AudioFormat.Encoding.PCM_SIGNED,
PCM_48KHZ_RATE,
new AudioFormat( AudioFormat.Encoding.PCM_SIGNED,
PCM_48_KHZ_RATE,
PCM_SAMPLE_SIZE_BITS,
ONE_CHANNEL,
PCM_FRAME_SIZE_BYTES_MONO,
PCM_48KHZ_RATE,
PCM_FRAME_SIZE_BYTES_MONO,
PCM_48_KHZ_RATE,
LITTLE_ENDIAN );
public static AudioFormat PCM_SIGNED_48KHZ_16BITS_STEREO =
new AudioFormat( AudioFormat.Encoding.PCM_SIGNED,
PCM_48KHZ_RATE,
new AudioFormat( AudioFormat.Encoding.PCM_SIGNED,
PCM_48_KHZ_RATE,
PCM_SAMPLE_SIZE_BITS,
TWO_CHANNELS,
PCM_FRAME_SIZE_BYTES_STEREO,
PCM_48KHZ_RATE,
PCM_FRAME_SIZE_BYTES_STEREO,
PCM_48_KHZ_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_8KHZ_16BITS_MONO);
new DataLine.Info( SourceDataLine.class, PCM_SIGNED_8_KHZ_16BITS_MONO);
/**
* Source Data Line Info for a 48 kHz, 16-bits signed PCM two channels