mirror of
https://github.com/DSheirer/sdrtrunk.git
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131 lines
4.5 KiB
Java
131 lines
4.5 KiB
Java
/*
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* *****************************************************************************
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* Copyright (C) 2014-2022 Dennis Sheirer
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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* ****************************************************************************
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*/
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package io.github.dsheirer.audio;
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import javax.sound.sampled.AudioFormat;
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import javax.sound.sampled.DataLine;
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import javax.sound.sampled.Line;
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import javax.sound.sampled.SourceDataLine;
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/**
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* Audio formats
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*/
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public class AudioFormats
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{
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public static final boolean LITTLE_ENDIAN = false;
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public static final float PCM_8_KHZ_RATE = 8000;
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public static final float PCM_16_KHZ_RATE = 16000;
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public static final float PCM_22050_HZ_RATE = 22050;
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public static final float PCM_44100_HZ_RATE = 44100;
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public static final int ONE_CHANNEL = 1;
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public static final int TWO_CHANNELS = 2;
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public static final int PCM_SAMPLE_SIZE_16_BITS = 16;
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public static final int PCM_SAMPLE_SIZE_32_BITS = 32;
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public static final int PCM_FRAME_SIZE_BYTES_16_BIT_MONO = 2;
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public static final int PCM_FRAME_SIZE_BYTES_32_BIT_MONO = 4;
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public static final int PCM_FRAME_SIZE_BYTES_16_BIT_STEREO = 4;
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public static AudioFormat PCM_SIGNED_8000_HZ_32_BIT_MONO = new AudioFormat( AudioFormat.Encoding.PCM_SIGNED,
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PCM_8_KHZ_RATE,
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PCM_SAMPLE_SIZE_32_BITS,
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ONE_CHANNEL,
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PCM_FRAME_SIZE_BYTES_32_BIT_MONO,
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PCM_8_KHZ_RATE,
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LITTLE_ENDIAN );
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public static AudioFormat PCM_SIGNED_8000_HZ_16_BIT_MONO = new AudioFormat( AudioFormat.Encoding.PCM_SIGNED,
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PCM_8_KHZ_RATE,
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PCM_SAMPLE_SIZE_16_BITS,
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ONE_CHANNEL,
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PCM_FRAME_SIZE_BYTES_16_BIT_MONO,
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PCM_8_KHZ_RATE,
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LITTLE_ENDIAN );
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public static AudioFormat PCM_SIGNED_16000_HZ_16_BIT_MONO = new AudioFormat( AudioFormat.Encoding.PCM_SIGNED,
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PCM_16_KHZ_RATE,
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PCM_SAMPLE_SIZE_16_BITS,
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ONE_CHANNEL,
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PCM_FRAME_SIZE_BYTES_16_BIT_MONO,
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PCM_16_KHZ_RATE,
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LITTLE_ENDIAN );
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public static AudioFormat PCM_SIGNED_16000_HZ_32_BIT_MONO = new AudioFormat( AudioFormat.Encoding.PCM_SIGNED,
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PCM_16_KHZ_RATE,
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PCM_SAMPLE_SIZE_32_BITS,
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ONE_CHANNEL,
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PCM_FRAME_SIZE_BYTES_32_BIT_MONO,
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PCM_16_KHZ_RATE,
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LITTLE_ENDIAN );
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public static AudioFormat PCM_SIGNED_22050_HZ_16_BIT_MONO = new AudioFormat( AudioFormat.Encoding.PCM_SIGNED,
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PCM_22050_HZ_RATE,
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PCM_SAMPLE_SIZE_16_BITS,
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ONE_CHANNEL,
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PCM_FRAME_SIZE_BYTES_16_BIT_MONO,
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PCM_22050_HZ_RATE,
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LITTLE_ENDIAN );
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public static AudioFormat PCM_SIGNED_22050_HZ_32_BIT_MONO = new AudioFormat( AudioFormat.Encoding.PCM_SIGNED,
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PCM_22050_HZ_RATE,
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PCM_SAMPLE_SIZE_32_BITS,
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ONE_CHANNEL,
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PCM_FRAME_SIZE_BYTES_32_BIT_MONO,
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PCM_22050_HZ_RATE,
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LITTLE_ENDIAN );
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public static AudioFormat PCM_SIGNED_44100_HZ_16_BIT_MONO = new AudioFormat( AudioFormat.Encoding.PCM_SIGNED,
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PCM_44100_HZ_RATE,
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PCM_SAMPLE_SIZE_16_BITS,
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ONE_CHANNEL,
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PCM_FRAME_SIZE_BYTES_16_BIT_MONO,
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PCM_44100_HZ_RATE,
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LITTLE_ENDIAN );
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public static AudioFormat PCM_SIGNED_44100_HZ_32_BIT_MONO = new AudioFormat( AudioFormat.Encoding.PCM_SIGNED,
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PCM_44100_HZ_RATE,
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PCM_SAMPLE_SIZE_32_BITS,
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ONE_CHANNEL,
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PCM_FRAME_SIZE_BYTES_32_BIT_MONO,
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PCM_44100_HZ_RATE,
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LITTLE_ENDIAN );
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public static AudioFormat PCM_SIGNED_8000_HZ_16BITS_STEREO = new AudioFormat( AudioFormat.Encoding.PCM_SIGNED,
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PCM_8_KHZ_RATE,
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PCM_SAMPLE_SIZE_16_BITS,
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TWO_CHANNELS,
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PCM_FRAME_SIZE_BYTES_16_BIT_STEREO,
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PCM_8_KHZ_RATE,
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LITTLE_ENDIAN );
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/**
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* Source Data Line Info for a 48 kHz, 16-bits signed PCM one channel
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*/
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public static final Line.Info MONO_SOURCE_DATALINE_INFO =
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new DataLine.Info( SourceDataLine.class, PCM_SIGNED_8000_HZ_16_BIT_MONO);
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/**
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* Source Data Line Info for a 48 kHz, 16-bits signed PCM two channels
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*/
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public static final Line.Info STEREO_SOURCE_DATALINE_INFO =
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new DataLine.Info( SourceDataLine.class, PCM_SIGNED_8000_HZ_16BITS_STEREO);
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}
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