| /* |
| * Copyright (c) 2008, 2013, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code 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 |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package com.sun.media.sound; |
| |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.List; |
| |
| import javax.sound.sampled.AudioFormat; |
| import javax.sound.sampled.AudioSystem; |
| import javax.sound.sampled.BooleanControl; |
| import javax.sound.sampled.Control; |
| import javax.sound.sampled.Control.Type; |
| import javax.sound.sampled.DataLine; |
| import javax.sound.sampled.FloatControl; |
| import javax.sound.sampled.LineEvent; |
| import javax.sound.sampled.LineListener; |
| |
| /** |
| * General software mixing line. |
| * |
| * @author Karl Helgason |
| */ |
| public abstract class SoftMixingDataLine implements DataLine { |
| |
| public static final FloatControl.Type CHORUS_SEND = new FloatControl.Type( |
| "Chorus Send") { |
| }; |
| |
| protected static final class AudioFloatInputStreamResampler extends |
| AudioFloatInputStream { |
| |
| private final AudioFloatInputStream ais; |
| |
| private final AudioFormat targetFormat; |
| |
| private float[] skipbuffer; |
| |
| private SoftAbstractResampler resampler; |
| |
| private final float[] pitch = new float[1]; |
| |
| private final float[] ibuffer2; |
| |
| private final float[][] ibuffer; |
| |
| private float ibuffer_index = 0; |
| |
| private int ibuffer_len = 0; |
| |
| private int nrofchannels = 0; |
| |
| private float[][] cbuffer; |
| |
| private final int buffer_len = 512; |
| |
| private final int pad; |
| |
| private final int pad2; |
| |
| private final float[] ix = new float[1]; |
| |
| private final int[] ox = new int[1]; |
| |
| private float[][] mark_ibuffer = null; |
| |
| private float mark_ibuffer_index = 0; |
| |
| private int mark_ibuffer_len = 0; |
| |
| public AudioFloatInputStreamResampler(AudioFloatInputStream ais, |
| AudioFormat format) { |
| this.ais = ais; |
| AudioFormat sourceFormat = ais.getFormat(); |
| targetFormat = new AudioFormat(sourceFormat.getEncoding(), format |
| .getSampleRate(), sourceFormat.getSampleSizeInBits(), |
| sourceFormat.getChannels(), sourceFormat.getFrameSize(), |
| format.getSampleRate(), sourceFormat.isBigEndian()); |
| nrofchannels = targetFormat.getChannels(); |
| Object interpolation = format.getProperty("interpolation"); |
| if (interpolation != null && (interpolation instanceof String)) { |
| String resamplerType = (String) interpolation; |
| if (resamplerType.equalsIgnoreCase("point")) |
| this.resampler = new SoftPointResampler(); |
| if (resamplerType.equalsIgnoreCase("linear")) |
| this.resampler = new SoftLinearResampler2(); |
| if (resamplerType.equalsIgnoreCase("linear1")) |
| this.resampler = new SoftLinearResampler(); |
| if (resamplerType.equalsIgnoreCase("linear2")) |
| this.resampler = new SoftLinearResampler2(); |
| if (resamplerType.equalsIgnoreCase("cubic")) |
| this.resampler = new SoftCubicResampler(); |
| if (resamplerType.equalsIgnoreCase("lanczos")) |
| this.resampler = new SoftLanczosResampler(); |
| if (resamplerType.equalsIgnoreCase("sinc")) |
| this.resampler = new SoftSincResampler(); |
| } |
| if (resampler == null) |
| resampler = new SoftLinearResampler2(); // new |
| // SoftLinearResampler2(); |
| pitch[0] = sourceFormat.getSampleRate() / format.getSampleRate(); |
| pad = resampler.getPadding(); |
| pad2 = pad * 2; |
| ibuffer = new float[nrofchannels][buffer_len + pad2]; |
| ibuffer2 = new float[nrofchannels * buffer_len]; |
| ibuffer_index = buffer_len + pad; |
| ibuffer_len = buffer_len; |
| } |
| |
| @Override |
| public int available() throws IOException { |
| return 0; |
| } |
| |
| @Override |
| public void close() throws IOException { |
| ais.close(); |
| } |
| |
| @Override |
| public AudioFormat getFormat() { |
| return targetFormat; |
| } |
| |
| @Override |
| public long getFrameLength() { |
| return AudioSystem.NOT_SPECIFIED; // ais.getFrameLength(); |
| } |
| |
| @Override |
| public void mark(int readlimit) { |
| ais.mark((int) (readlimit * pitch[0])); |
| mark_ibuffer_index = ibuffer_index; |
| mark_ibuffer_len = ibuffer_len; |
| if (mark_ibuffer == null) { |
| mark_ibuffer = new float[ibuffer.length][ibuffer[0].length]; |
| } |
| for (int c = 0; c < ibuffer.length; c++) { |
| float[] from = ibuffer[c]; |
| float[] to = mark_ibuffer[c]; |
| for (int i = 0; i < to.length; i++) { |
| to[i] = from[i]; |
| } |
| } |
| } |
| |
| @Override |
| public boolean markSupported() { |
| return ais.markSupported(); |
| } |
| |
| private void readNextBuffer() throws IOException { |
| |
| if (ibuffer_len == -1) |
| return; |
| |
| for (int c = 0; c < nrofchannels; c++) { |
| float[] buff = ibuffer[c]; |
| int buffer_len_pad = ibuffer_len + pad2; |
| for (int i = ibuffer_len, ix = 0; i < buffer_len_pad; i++, ix++) { |
| buff[ix] = buff[i]; |
| } |
| } |
| |
| ibuffer_index -= (ibuffer_len); |
| |
| ibuffer_len = ais.read(ibuffer2); |
| if (ibuffer_len >= 0) { |
| while (ibuffer_len < ibuffer2.length) { |
| int ret = ais.read(ibuffer2, ibuffer_len, ibuffer2.length |
| - ibuffer_len); |
| if (ret == -1) |
| break; |
| ibuffer_len += ret; |
| } |
| Arrays.fill(ibuffer2, ibuffer_len, ibuffer2.length, 0); |
| ibuffer_len /= nrofchannels; |
| } else { |
| Arrays.fill(ibuffer2, 0, ibuffer2.length, 0); |
| } |
| |
| int ibuffer2_len = ibuffer2.length; |
| for (int c = 0; c < nrofchannels; c++) { |
| float[] buff = ibuffer[c]; |
| for (int i = c, ix = pad2; i < ibuffer2_len; i += nrofchannels, ix++) { |
| buff[ix] = ibuffer2[i]; |
| } |
| } |
| |
| } |
| |
| @Override |
| public int read(float[] b, int off, int len) throws IOException { |
| |
| if (cbuffer == null || cbuffer[0].length < len / nrofchannels) { |
| cbuffer = new float[nrofchannels][len / nrofchannels]; |
| } |
| if (ibuffer_len == -1) |
| return -1; |
| if (len < 0) |
| return 0; |
| int remain = len / nrofchannels; |
| int destPos = 0; |
| int in_end = ibuffer_len; |
| while (remain > 0) { |
| if (ibuffer_len >= 0) { |
| if (ibuffer_index >= (ibuffer_len + pad)) |
| readNextBuffer(); |
| in_end = ibuffer_len + pad; |
| } |
| |
| if (ibuffer_len < 0) { |
| in_end = pad2; |
| if (ibuffer_index >= in_end) |
| break; |
| } |
| |
| if (ibuffer_index < 0) |
| break; |
| int preDestPos = destPos; |
| for (int c = 0; c < nrofchannels; c++) { |
| ix[0] = ibuffer_index; |
| ox[0] = destPos; |
| float[] buff = ibuffer[c]; |
| resampler.interpolate(buff, ix, in_end, pitch, 0, |
| cbuffer[c], ox, len / nrofchannels); |
| } |
| ibuffer_index = ix[0]; |
| destPos = ox[0]; |
| remain -= destPos - preDestPos; |
| } |
| for (int c = 0; c < nrofchannels; c++) { |
| int ix = 0; |
| float[] buff = cbuffer[c]; |
| for (int i = c; i < b.length; i += nrofchannels) { |
| b[i] = buff[ix++]; |
| } |
| } |
| return len - remain * nrofchannels; |
| } |
| |
| @Override |
| public void reset() throws IOException { |
| ais.reset(); |
| if (mark_ibuffer == null) |
| return; |
| ibuffer_index = mark_ibuffer_index; |
| ibuffer_len = mark_ibuffer_len; |
| for (int c = 0; c < ibuffer.length; c++) { |
| float[] from = mark_ibuffer[c]; |
| float[] to = ibuffer[c]; |
| for (int i = 0; i < to.length; i++) { |
| to[i] = from[i]; |
| } |
| } |
| |
| } |
| |
| @Override |
| public long skip(long len) throws IOException { |
| if (len > 0) |
| return 0; |
| if (skipbuffer == null) |
| skipbuffer = new float[1024 * targetFormat.getFrameSize()]; |
| float[] l_skipbuffer = skipbuffer; |
| long remain = len; |
| while (remain > 0) { |
| int ret = read(l_skipbuffer, 0, (int) Math.min(remain, |
| skipbuffer.length)); |
| if (ret < 0) { |
| if (remain == len) |
| return ret; |
| break; |
| } |
| remain -= ret; |
| } |
| return len - remain; |
| |
| } |
| |
| } |
| |
| private final class Gain extends FloatControl { |
| |
| private Gain() { |
| |
| super(FloatControl.Type.MASTER_GAIN, -80f, 6.0206f, 80f / 128.0f, |
| -1, 0.0f, "dB", "Minimum", "", "Maximum"); |
| } |
| |
| @Override |
| public void setValue(float newValue) { |
| super.setValue(newValue); |
| calcVolume(); |
| } |
| } |
| |
| private final class Mute extends BooleanControl { |
| |
| private Mute() { |
| super(BooleanControl.Type.MUTE, false, "True", "False"); |
| } |
| |
| @Override |
| public void setValue(boolean newValue) { |
| super.setValue(newValue); |
| calcVolume(); |
| } |
| } |
| |
| private final class ApplyReverb extends BooleanControl { |
| |
| private ApplyReverb() { |
| super(BooleanControl.Type.APPLY_REVERB, false, "True", "False"); |
| } |
| |
| @Override |
| public void setValue(boolean newValue) { |
| super.setValue(newValue); |
| calcVolume(); |
| } |
| |
| } |
| |
| private final class Balance extends FloatControl { |
| |
| private Balance() { |
| super(FloatControl.Type.BALANCE, -1.0f, 1.0f, (1.0f / 128.0f), -1, |
| 0.0f, "", "Left", "Center", "Right"); |
| } |
| |
| @Override |
| public void setValue(float newValue) { |
| super.setValue(newValue); |
| calcVolume(); |
| } |
| |
| } |
| |
| private final class Pan extends FloatControl { |
| |
| private Pan() { |
| super(FloatControl.Type.PAN, -1.0f, 1.0f, (1.0f / 128.0f), -1, |
| 0.0f, "", "Left", "Center", "Right"); |
| } |
| |
| @Override |
| public void setValue(float newValue) { |
| super.setValue(newValue); |
| balance_control.setValue(newValue); |
| } |
| |
| @Override |
| public float getValue() { |
| return balance_control.getValue(); |
| } |
| |
| } |
| |
| private final class ReverbSend extends FloatControl { |
| |
| private ReverbSend() { |
| super(FloatControl.Type.REVERB_SEND, -80f, 6.0206f, 80f / 128.0f, |
| -1, -80f, "dB", "Minimum", "", "Maximum"); |
| } |
| |
| @Override |
| public void setValue(float newValue) { |
| super.setValue(newValue); |
| balance_control.setValue(newValue); |
| } |
| |
| } |
| |
| private final class ChorusSend extends FloatControl { |
| |
| private ChorusSend() { |
| super(CHORUS_SEND, -80f, 6.0206f, 80f / 128.0f, -1, -80f, "dB", |
| "Minimum", "", "Maximum"); |
| } |
| |
| @Override |
| public void setValue(float newValue) { |
| super.setValue(newValue); |
| balance_control.setValue(newValue); |
| } |
| |
| } |
| |
| private final Gain gain_control = new Gain(); |
| |
| private final Mute mute_control = new Mute(); |
| |
| private final Balance balance_control = new Balance(); |
| |
| private final Pan pan_control = new Pan(); |
| |
| private final ReverbSend reverbsend_control = new ReverbSend(); |
| |
| private final ChorusSend chorussend_control = new ChorusSend(); |
| |
| private final ApplyReverb apply_reverb = new ApplyReverb(); |
| |
| private final Control[] controls; |
| |
| float leftgain = 1; |
| |
| float rightgain = 1; |
| |
| float eff1gain = 0; |
| |
| float eff2gain = 0; |
| |
| List<LineListener> listeners = new ArrayList<>(); |
| |
| final Object control_mutex; |
| |
| SoftMixingMixer mixer; |
| |
| DataLine.Info info; |
| |
| protected abstract void processControlLogic(); |
| |
| protected abstract void processAudioLogic(SoftAudioBuffer[] buffers); |
| |
| SoftMixingDataLine(SoftMixingMixer mixer, DataLine.Info info) { |
| this.mixer = mixer; |
| this.info = info; |
| this.control_mutex = mixer.control_mutex; |
| |
| controls = new Control[] { gain_control, mute_control, balance_control, |
| pan_control, reverbsend_control, chorussend_control, |
| apply_reverb }; |
| calcVolume(); |
| } |
| |
| final void calcVolume() { |
| synchronized (control_mutex) { |
| double gain = Math.pow(10.0, gain_control.getValue() / 20.0); |
| if (mute_control.getValue()) |
| gain = 0; |
| leftgain = (float) gain; |
| rightgain = (float) gain; |
| if (mixer.getFormat().getChannels() > 1) { |
| // -1 = Left, 0 Center, 1 = Right |
| double balance = balance_control.getValue(); |
| if (balance > 0) |
| leftgain *= (1 - balance); |
| else |
| rightgain *= (1 + balance); |
| |
| } |
| } |
| |
| eff1gain = (float) Math.pow(10.0, reverbsend_control.getValue() / 20.0); |
| eff2gain = (float) Math.pow(10.0, chorussend_control.getValue() / 20.0); |
| |
| if (!apply_reverb.getValue()) { |
| eff1gain = 0; |
| } |
| } |
| |
| final void sendEvent(LineEvent event) { |
| if (listeners.size() == 0) |
| return; |
| LineListener[] listener_array = listeners |
| .toArray(new LineListener[listeners.size()]); |
| for (LineListener listener : listener_array) { |
| listener.update(event); |
| } |
| } |
| |
| @Override |
| public final void addLineListener(LineListener listener) { |
| synchronized (control_mutex) { |
| listeners.add(listener); |
| } |
| } |
| |
| @Override |
| public final void removeLineListener(LineListener listener) { |
| synchronized (control_mutex) { |
| listeners.add(listener); |
| } |
| } |
| |
| @Override |
| public final javax.sound.sampled.Line.Info getLineInfo() { |
| return info; |
| } |
| |
| @Override |
| public final Control getControl(Type control) { |
| if (control != null) { |
| for (int i = 0; i < controls.length; i++) { |
| if (controls[i].getType() == control) { |
| return controls[i]; |
| } |
| } |
| } |
| throw new IllegalArgumentException("Unsupported control type : " |
| + control); |
| } |
| |
| @Override |
| public final Control[] getControls() { |
| return Arrays.copyOf(controls, controls.length); |
| } |
| |
| @Override |
| public final boolean isControlSupported(Type control) { |
| if (control != null) { |
| for (int i = 0; i < controls.length; i++) { |
| if (controls[i].getType() == control) { |
| return true; |
| } |
| } |
| } |
| return false; |
| } |
| } |