Examples with AudioBuffer jmri.jmrit.audio.AudioBuffer used on opensource projects

Example 1 with AudioBuffer

use of jmri.jmrit.audio.AudioBuffer in project JMRI by JMRI.

the class AbstractAudioManagerConfigXML method store.

/**
     * Default implementation for storing the contents of a AudioManager
     *
     * @param o Object to store, of type AudioManager
     * @return Element containing the complete info
     */
@Override
public Element store(Object o) {
    Element audio = new Element("audio");
    setStoreElementClass(audio);
    AudioManager am = (AudioManager) o;
    if (am != null) {
        java.util.Iterator<String> iter = am.getSystemNameList().iterator();
        // don't return an element if there are not any audios to include
        if (!iter.hasNext()) {
            return null;
        }
        // (no need to store the automatically created Listener object by itself)
        if (am.getSystemNameList(Audio.SOURCE).isEmpty() && am.getSystemNameList(Audio.BUFFER).isEmpty()) {
            return null;
        }
        // finally, don't store if the only Sources and Buffers are for the
        // virtual sound decoder (VSD)
        int vsdObjectCount = 0;
        // count all VSD objects
        for (String sname : am.getSystemNameList()) {
            if (log.isDebugEnabled()) {
                log.debug("Check if " + sname + " is a VSD object");
            }
            if (sname.length() >= 8 && sname.substring(3, 8).equalsIgnoreCase("$VSD:")) {
                log.debug("...yes");
                vsdObjectCount++;
            }
        }
        if (log.isDebugEnabled()) {
            log.debug("Found " + vsdObjectCount + " VSD objects of " + am.getSystemNameList(Audio.SOURCE).size() + am.getSystemNameList(Audio.BUFFER).size() + " objects");
        }
        // the number of VSD objects - if so, exit.
        if (am.getSystemNameList(Audio.SOURCE).size() + am.getSystemNameList(Audio.BUFFER).size() == vsdObjectCount) {
            log.debug("Only VSD objects - nothing to store");
            return null;
        }
        // store global information
        audio.setAttribute("distanceattenuated", am.getActiveAudioFactory().isDistanceAttenuated() ? "yes" : "no");
        // store the audios
        while (iter.hasNext()) {
            String sname = iter.next();
            if (sname == null) {
                log.error("System name null during store");
                continue;
            }
            if (log.isDebugEnabled()) {
                log.debug("system name is " + sname);
            }
            if (sname.length() >= 8 && sname.substring(3, 8).equalsIgnoreCase("$VSD:")) {
                if (log.isDebugEnabled()) {
                    log.debug("Skipping storage of VSD object " + sname);
                }
                continue;
            }
            Audio a = am.getBySystemName(sname);
            // Transient objects for current element and any children
            Element e = null;
            Element ce = null;
            int type = a.getSubType();
            if (type == Audio.BUFFER) {
                AudioBuffer ab = (AudioBuffer) a;
                e = new Element("audiobuffer").setAttribute("systemName", sname);
                e.addContent(new Element("systemName").addContent(sname));
                // store common part
                storeCommon(ab, e);
                // store sub-type specific data
                String url = ab.getURL();
                ce = new Element("url").addContent("" + (url.isEmpty() ? "" : FileUtil.getPortableFilename(url)));
                e.addContent(ce);
                ce = new Element("looppoint");
                ce.setAttribute("start", "" + ab.getStartLoopPoint());
                ce.setAttribute("end", "" + ab.getEndLoopPoint());
                e.addContent(ce);
                ce = new Element("streamed");
                ce.addContent("" + (ab.isStreamed() ? "yes" : "no"));
                e.addContent(ce);
            } else if (type == Audio.LISTENER) {
                AudioListener al = (AudioListener) a;
                e = new Element("audiolistener").setAttribute("systemName", sname);
                e.addContent(new Element("systemName").addContent(sname));
                // store common part
                storeCommon(al, e);
                // store sub-type specific data
                ce = new Element("position");
                ce.setAttribute("x", "" + al.getPosition().x);
                ce.setAttribute("y", "" + al.getPosition().y);
                ce.setAttribute("z", "" + al.getPosition().z);
                e.addContent(ce);
                ce = new Element("velocity");
                ce.setAttribute("x", "" + al.getVelocity().x);
                ce.setAttribute("y", "" + al.getVelocity().y);
                ce.setAttribute("z", "" + al.getVelocity().z);
                e.addContent(ce);
                ce = new Element("orientation");
                ce.setAttribute("atX", "" + al.getOrientation(Audio.AT).x);
                ce.setAttribute("atY", "" + al.getOrientation(Audio.AT).y);
                ce.setAttribute("atZ", "" + al.getOrientation(Audio.AT).z);
                ce.setAttribute("upX", "" + al.getOrientation(Audio.UP).x);
                ce.setAttribute("upY", "" + al.getOrientation(Audio.UP).y);
                ce.setAttribute("upZ", "" + al.getOrientation(Audio.UP).z);
                e.addContent(ce);
                ce = new Element("gain");
                ce.addContent("" + al.getGain());
                e.addContent(ce);
                ce = new Element("metersperunit");
                ce.addContent("" + al.getMetersPerUnit());
                e.addContent(ce);
            } else if (type == Audio.SOURCE) {
                AudioSource as = (AudioSource) a;
                e = new Element("audiosource").setAttribute("systemName", sname);
                e.addContent(new Element("systemName").addContent(sname));
                // store common part
                storeCommon(as, e);
                // store sub-type specific data
                ce = new Element("position");
                ce.setAttribute("x", "" + as.getPosition().x);
                ce.setAttribute("y", "" + as.getPosition().y);
                ce.setAttribute("z", "" + as.getPosition().z);
                e.addContent(ce);
                ce = new Element("velocity");
                ce.setAttribute("x", "" + as.getVelocity().x);
                ce.setAttribute("y", "" + as.getVelocity().y);
                ce.setAttribute("z", "" + as.getVelocity().z);
                e.addContent(ce);
                ce = new Element("assignedbuffer");
                if (as.getAssignedBuffer() != null) {
                    ce.addContent("" + as.getAssignedBufferName());
                }
                e.addContent(ce);
                ce = new Element("gain");
                ce.addContent("" + as.getGain());
                e.addContent(ce);
                ce = new Element("pitch");
                ce.addContent("" + as.getPitch());
                e.addContent(ce);
                ce = new Element("distances");
                ce.setAttribute("ref", "" + as.getReferenceDistance());
                float f = as.getMaximumDistance();
                ce.setAttribute("max", "" + f);
                e.addContent(ce);
                ce = new Element("loops");
                ce.setAttribute("min", "" + as.getMinLoops());
                ce.setAttribute("max", "" + as.getMaxLoops());
                //                    ce.setAttribute("mindelay", ""+as.getMinLoopDelay());
                //                    ce.setAttribute("maxdelay", ""+as.getMaxLoopDelay());
                e.addContent(ce);
                ce = new Element("fadetimes");
                ce.setAttribute("in", "" + as.getFadeIn());
                ce.setAttribute("out", "" + as.getFadeOut());
                e.addContent(ce);
                ce = new Element("dopplerfactor");
                ce.addContent("" + as.getDopplerFactor());
                e.addContent(ce);
                ce = new Element("positionrelative");
                ce.addContent("" + (as.isPositionRelative() ? "yes" : "no"));
                e.addContent(ce);
            }
            log.debug("store Audio " + sname);
            audio.addContent(e);
        }
    }
    return audio;
}

Example 2 with AudioBuffer

use of jmri.jmrit.audio.AudioBuffer in project JMRI by JMRI.

the class AbstractAudioManagerConfigXML method loadAudio.

/**
     * Utility method to load the individual Audio objects. If there's no
     * additional info needed for a specific Audio type, invoke this with the
     * parent of the set of Audio elements.
     *
     * @param audio Element containing the Audio elements to load.
     */
@SuppressWarnings("unchecked")
public void loadAudio(Element audio) {
    AudioManager am = InstanceManager.getDefault(jmri.AudioManager.class);
    // Count number of loaded Audio objects
    int loadedObjects = 0;
    // Load buffers first
    List<Element> audioList = audio.getChildren("audiobuffer");
    if (log.isDebugEnabled()) {
        log.debug("Found " + audioList.size() + " Audio Buffer objects");
    }
    for (int i = 0; i < audioList.size(); i++) {
        Element e = audioList.get(i);
        String sysName = getSystemName(e);
        if (sysName == null) {
            log.warn("unexpected null in systemName " + (e) + " " + (e).getAttributes());
            break;
        }
        String userName = getUserName(e);
        if (log.isDebugEnabled()) {
            log.debug("create Audio: (" + sysName + ")(" + (userName == null ? "<null>" : userName) + ")");
        }
        try {
            AudioBuffer ab = (AudioBuffer) am.newAudio(sysName, userName);
            // load common parts
            loadCommon(ab, e);
            // load sub-type specific parts
            // Transient objects for reading child elements
            Element ce;
            String value;
            if ((ce = e.getChild("url")) != null) {
                ab.setURL(ce.getValue());
            }
            if ((ce = e.getChild("looppoint")) != null) {
                if ((value = ce.getAttributeValue("start")) != null) {
                    ab.setStartLoopPoint(Integer.parseInt(value));
                }
                if ((value = ce.getAttributeValue("end")) != null) {
                    ab.setEndLoopPoint(Integer.parseInt(value));
                }
            }
            if ((ce = e.getChild("streamed")) != null) {
                ab.setStreamed(ce.getValue().equals("yes"));
            }
        } catch (AudioException ex) {
            log.error("Error loading AudioBuffer (" + sysName + "): " + ex);
        }
    }
    loadedObjects += audioList.size();
    // Now load sources
    audioList = audio.getChildren("audiosource");
    if (log.isDebugEnabled()) {
        log.debug("Found " + audioList.size() + " Audio Source objects");
    }
    for (int i = 0; i < audioList.size(); i++) {
        Element e = audioList.get(i);
        String sysName = getSystemName(e);
        if (sysName == null) {
            log.warn("unexpected null in systemName " + (e) + " " + (e).getAttributes());
            break;
        }
        String userName = getUserName(e);
        if (log.isDebugEnabled()) {
            log.debug("create Audio: (" + sysName + ")(" + (userName == null ? "<null>" : userName) + ")");
        }
        try {
            AudioSource as = (AudioSource) am.newAudio(sysName, userName);
            // load common parts
            loadCommon(as, e);
            // load sub-type specific parts
            // Transient objects for reading child elements
            Element ce;
            String value;
            if ((ce = e.getChild("position")) != null) {
                as.setPosition(new Vector3f(Float.parseFloat(ce.getAttributeValue("x")), Float.parseFloat(ce.getAttributeValue("y")), Float.parseFloat(ce.getAttributeValue("z"))));
            }
            if ((ce = e.getChild("velocity")) != null) {
                as.setVelocity(new Vector3f(Float.parseFloat(ce.getAttributeValue("x")), Float.parseFloat(ce.getAttributeValue("y")), Float.parseFloat(ce.getAttributeValue("z"))));
            }
            if ((ce = e.getChild("assignedbuffer")) != null) {
                if (ce.getValue().length() != 0 && !ce.getValue().equals("null")) {
                    as.setAssignedBuffer(ce.getValue());
                }
            }
            if ((ce = e.getChild("gain")) != null && ce.getValue().length() != 0) {
                as.setGain(Float.parseFloat(ce.getValue()));
            }
            if ((ce = e.getChild("pitch")) != null && ce.getValue().length() != 0) {
                as.setPitch(Float.parseFloat(ce.getValue()));
            }
            if ((ce = e.getChild("distances")) != null) {
                if ((value = ce.getAttributeValue("ref")) != null) {
                    as.setReferenceDistance(Float.parseFloat(value));
                }
                if ((value = ce.getAttributeValue("max")) != null) {
                    as.setMaximumDistance(Float.parseFloat(value));
                }
            }
            if ((ce = e.getChild("loops")) != null) {
                if ((value = ce.getAttributeValue("min")) != null) {
                    as.setMinLoops(Integer.parseInt(value));
                }
                if ((value = ce.getAttributeValue("max")) != null) {
                    as.setMaxLoops(Integer.parseInt(value));
                }
            //                    if ((value = ce.getAttributeValue("mindelay"))!=null)
            //                        as.setMinLoopDelay(Integer.parseInt(value));
            //                    if ((value = ce.getAttributeValue("maxdelay"))!=null)
            //                        as.setMaxLoopDelay(Integer.parseInt(value));
            }
            if ((ce = e.getChild("fadetimes")) != null) {
                if ((value = ce.getAttributeValue("in")) != null) {
                    as.setFadeIn(Integer.parseInt(value));
                }
                if ((value = ce.getAttributeValue("out")) != null) {
                    as.setFadeOut(Integer.parseInt(value));
                }
            }
            if ((ce = e.getChild("dopplerfactor")) != null && ce.getValue().length() != 0) {
                as.setDopplerFactor(Float.parseFloat(ce.getValue()));
            }
            if ((ce = e.getChild("positionrelative")) != null) {
                as.setPositionRelative(ce.getValue().equals("yes"));
            }
        } catch (AudioException ex) {
            log.error("Error loading AudioSource (" + sysName + "): " + ex);
        }
    }
    loadedObjects += audioList.size();
    // Finally, load Listeners if needed
    if (loadedObjects > 0) {
        audioList = audio.getChildren("audiolistener");
        if (log.isDebugEnabled()) {
            log.debug("Found " + audioList.size() + " Audio Listener objects");
        }
        for (int i = 0; i < audioList.size(); i++) {
            Element e = audioList.get(i);
            String sysName = getSystemName(e);
            if (sysName == null) {
                log.warn("unexpected null in systemName " + (e) + " " + (e).getAttributes());
                break;
            }
            String userName = getUserName(e);
            if (log.isDebugEnabled()) {
                log.debug("create Audio: (" + sysName + ")(" + (userName == null ? "<null>" : userName) + ")");
            }
            try {
                AudioListener al = (AudioListener) am.newAudio(sysName, userName);
                // load common parts
                loadCommon(al, e);
                // load sub-type specific parts
                // Transient object for reading child elements
                Element ce;
                if ((ce = e.getChild("position")) != null) {
                    al.setPosition(new Vector3f(Float.parseFloat(ce.getAttributeValue("x")), Float.parseFloat(ce.getAttributeValue("y")), Float.parseFloat(ce.getAttributeValue("z"))));
                }
                if ((ce = e.getChild("velocity")) != null) {
                    al.setVelocity(new Vector3f(Float.parseFloat(ce.getAttributeValue("x")), Float.parseFloat(ce.getAttributeValue("y")), Float.parseFloat(ce.getAttributeValue("z"))));
                }
                if ((ce = e.getChild("orientation")) != null) {
                    al.setOrientation(new Vector3f(Float.parseFloat(ce.getAttributeValue("atX")), Float.parseFloat(ce.getAttributeValue("atY")), Float.parseFloat(ce.getAttributeValue("atZ"))), new Vector3f(Float.parseFloat(ce.getAttributeValue("upX")), Float.parseFloat(ce.getAttributeValue("upY")), Float.parseFloat(ce.getAttributeValue("upZ"))));
                }
                if ((ce = e.getChild("gain")) != null) {
                    al.setGain(Float.parseFloat(ce.getValue()));
                }
                if ((ce = e.getChild("metersperunit")) != null) {
                    al.setMetersPerUnit(Float.parseFloat((ce.getValue())));
                }
            } catch (AudioException ex) {
                log.error("Error loading AudioListener (" + sysName + "): " + ex);
            }
        }
        Attribute a;
        if ((a = audio.getAttribute("distanceattenuated")) != null) {
            am.getActiveAudioFactory().setDistanceAttenuated(a.getValue().equals("yes"));
        }
    }
}

Example 3 with AudioBuffer

use of jmri.jmrit.audio.AudioBuffer in project JMRI by JMRI.

the class AudioBufferFrame method populateFrame.

/**
     * Method to populate the Edit Buffer frame with current values
     */
@Override
public void populateFrame(Audio a) {
    if (!(a instanceof AudioBuffer)) {
        throw new IllegalArgumentException(a.getSystemName() + " is not an AudioBuffer object");
    }
    super.populateFrame(a);
    AudioBuffer b = (AudioBuffer) a;
    url.setText(b.getURL());
    //        format.setText(b.toString());
    stream.setSelected(b.isStreamed());
    //(!b.isStreamedForced());
    stream.setEnabled(false);
    loopStart.setValue(b.getStartLoopPoint());
    loopEnd.setValue(b.getEndLoopPoint());
    loopStart.setEnabled(true);
    loopStartLabel.setEnabled(true);
    loopEnd.setEnabled(true);
    loopEndLabel.setEnabled(true);
    this.newBuffer = false;
}

Example 4 with AudioBuffer

use of jmri.jmrit.audio.AudioBuffer in project JMRI by JMRI.

the class AudioBufferFrame method applyPressed.

void applyPressed(ActionEvent e) {
    String user = userName.getText();
    if (user.equals("")) {
        user = null;
    }
    String sName = sysName.getText().toUpperCase();
    AudioBuffer b;
    try {
        AudioManager am = InstanceManager.getDefault(jmri.AudioManager.class);
        try {
            b = (AudioBuffer) am.provideAudio(sName);
        } catch (IllegalArgumentException ex) {
            throw new AudioException("Problem creating buffer");
        }
        if (newBuffer && am.getByUserName(user) != null) {
            am.deregister(b);
            synchronized (lock) {
                counter--;
            }
            throw new AudioException("Duplicate user name - please modify");
        }
        b.setUserName(user);
        b.setStreamed(stream.isSelected());
        if (newBuffer || !b.getURL().equals(url.getText())) {
            b.setURL(url.getText());
            log.debug("After load, end loop point = " + b.getEndLoopPoint());
        //b.setStartLoopPoint((Long)loopStart.getValue());
        //b.setEndLoopPoint((Long)loopEnd.getValue());
        } else {
            if (!b.getURL().equals(url.getText())) {
                log.debug("Sound changed from: " + b.getURL());
                b.setURL(url.getText());
            }
        }
        // Update streaming checkbox if necessary
        stream.setSelected(b.isStreamed());
        //(!b.isStreamedForced());
        stream.setEnabled(false);
        // Notify changes
        model.fireTableDataChanged();
    } catch (AudioException ex) {
        JOptionPane.showMessageDialog(null, ex.getMessage(), Bundle.getMessage("AudioCreateErrorTitle"), JOptionPane.ERROR_MESSAGE);
    }
}

Example 5 with AudioBuffer

use of jmri.jmrit.audio.AudioBuffer in project JMRI by JMRI.

the class AudioUtil method getAudioBufferList.

/**
     * Take a list of AudioByteBuffers and provide a 1:1 corresponding List of
     * AudioBuffers
     *
     * @param prefix : prefix to use when generating AudioBuffer system names.
     * @param blist  : list of AudioByteBuffers to convert.
     *
     * @return List of AudioBuffers
     */
public static List<AudioBuffer> getAudioBufferList(String prefix, List<AudioByteBuffer> blist) {
    // Sanity check the prefix, since if it's wrong we'll get a casting error below.
    if (prefix.charAt(2) != Audio.BUFFER) {
        log.warn("Not a Buffer request! " + prefix);
        return null;
    }
    List<AudioBuffer> rlist = new ArrayList<>();
    // Index used for the sub-buffer system names
    int i = 0;
    for (AudioByteBuffer b : blist) {
        try {
            AudioBuffer buf = (AudioBuffer) jmri.InstanceManager.getDefault(jmri.AudioManager.class).provideAudio(prefix + "_sbuf" + i);
            i++;
            if (buf == null) {
                log.debug("provideAudio returned null!");
                return null;
            }
            // might be redundant with the try/catch.
            if (buf.getLength() > 0) {
                log.debug("provideAudio found already-built buffer:" + buf.getSystemName() + " ... skipping load.");
            } else {
                buf.loadBuffer(b.data, b.format, b.frequency);
                if (log.isDebugEnabled()) {
                    log.debug("Loaded buffer: " + buf.getSystemName());
                    log.debug(" from file: " + buf.getURL());
                    log.debug(" format: " + b.format + ", " + b.frequency + " Hz");
                    log.debug(" length: " + b.data.limit());
                }
            }
            rlist.add(buf);
        } catch (AudioException | IllegalArgumentException e) {
            log.warn("Error on provideAudio! " + e.toString());
            if (log.isDebugEnabled()) {
                jmri.InstanceManager.getDefault(jmri.AudioManager.class).getSystemNameList(Audio.BUFFER).stream().forEach((s) -> {
                    log.debug("\tBuffer: " + s);
                });
            }
            return null;
        }
    }
    return rlist;
}