Changeset 552 in josm

Timestamp:

Feb 20, 2008 6:53:10 PM (5 years ago)

Author:

david

Message:

audio synchronization for tracks without waypoints

Location:

trunk/src/org/openstreetmap/josm

Files:

• data/gpx/WayPoint.java (modified) (2 diffs)
• gui/layer/GpxLayer.java (modified) (6 diffs)
• gui/layer/markerlayer/ButtonMarker.java (modified) (1 diff)
• gui/layer/markerlayer/MarkerLayer.java (modified) (2 diffs)

trunk/src/org/openstreetmap/josm/data/gpx/WayPoint.java

@@ -3 +3 @@
 
 package org.openstreetmap.josm.data.gpx;
+
+import java.text.ParsePosition;
+import java.text.SimpleDateFormat;
+import java.util.Date;
 
 import org.openstreetmap.josm.Main;
@@ -22 +26 @@
                 return "WayPoint (" + (attr.containsKey("name") ? attr.get("name") + ", " :"") + latlon.toString() + ", " + attr + ")";
         }
+        
+        /**
+         * convert the time stamp of ther waypoint into seconds from the epoch
+         * @return seconds
+         */
+        public double time () {
+                if (! attr.containsKey("time"))
+                        return 0.0;
+                SimpleDateFormat f = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss"); // ignore timezone
+                Date d = f.parse(attr.get("time").toString(), new ParsePosition(0));
+                if (d == null /* failed to parse */)
+                        return 0.0;
+                return d.getTime() / 1000.0; /* ms => seconds */
+        }
+
 }

trunk/src/org/openstreetmap/josm/gui/layer/GpxLayer.java

@@ -11 +11 @@
 import java.awt.GridBagLayout;
 import java.awt.Point;
+import java.util.ArrayList;
 import java.util.Collection;
 import java.util.LinkedList;
@@ -57 +58 @@
 import org.openstreetmap.josm.gui.dialogs.LayerListDialog;
 import org.openstreetmap.josm.gui.dialogs.LayerListPopup;
+import org.openstreetmap.josm.gui.layer.markerlayer.AudioMarker;
 import org.openstreetmap.josm.gui.layer.markerlayer.Marker;
 import org.openstreetmap.josm.gui.layer.markerlayer.MarkerLayer;
@@ -140 +142 @@
                 markersFromNamedTrackpoints.addActionListener(new ActionListener() {
                         public void actionPerformed(ActionEvent e) {
-/*
-                                public Collection<GpxTrack> tracks = new LinkedList<GpxTrack>();
-                                public Collection<Collection<WayPoint>> trackSegs
-                                = new LinkedList<Collection<WayPoint>>();
-                                */
                                 GpxData namedTrackPoints = new GpxData();
                                 for (GpxTrack track : data.tracks)
@@ -156 +153 @@
                         Main.main.addLayer(ml);
                     }
+                        }
+                });
+
+                JMenuItem applyAudio = new JMenuItem(tr("Make Sampled Audio Layer"), ImageProvider.get("applyaudio"));
+                applyAudio.addActionListener(new ActionListener() {
+                        public void actionPerformed(ActionEvent e) {
+                                JFileChooser fc = new JFileChooser(Main.pref.get("tagimages.lastdirectory"));
+                                fc.setFileSelectionMode(JFileChooser.FILES_ONLY);
+                                fc.setAcceptAllFileFilterUsed(false);
+                                fc.setFileFilter(new FileFilter(){
+                                        @Override public boolean accept(File f) {
+                                                return f.isDirectory() || f.getName().toLowerCase().endsWith(".wav");
+                                        }
+                                        @Override public String getDescription() {
+                                                return tr("Wave Audio files (*.wav)");
+                                        }
+                                });
+                                fc.showOpenDialog(Main.parent);
+                                File sel = fc.getSelectedFile();
+                                if (sel == null)
+                                        return;
+                                applyAudio(sel);
+                                Main.map.repaint();
                         }
                 });
@@ -216 +236 @@
                                 line,
                                 tagimage,
+                                applyAudio,
                                 markersFromNamedTrackpoints,
                                 new JMenuItem(new ConvertToDataLayerAction()),
@@ -456 +477 @@
         }
 
+        /**
+         * 
+         *
+         */
+        private void applyAudio(File wavFile) {
+                String uri = "file:".concat(wavFile.getAbsolutePath());
+            double audioGapSecs = 15.0; 
+                try {
+                        audioGapSecs = Double.parseDouble(Main.pref.get("marker.audiosampleminsecs", Double.toString(audioGapSecs)));
+                } catch (NumberFormatException e) {
+                }
+            double audioGapMetres = 75.0; 
+                try {
+                        audioGapMetres = Double.parseDouble(Main.pref.get("marker.audiosampleminmetres", Double.toString(audioGapMetres)));
+                } catch (NumberFormatException e) {
+                }
+                double audioGapRadians = (audioGapMetres / 40041455.0 /* circumference of Earth in metres */) * 2.0 * Math.PI;
+                double audioGapRadiansSquared = audioGapRadians * audioGapRadians;
+                double firstTime = -1.0;
+            double prevOffset = - (audioGapSecs + 1.0); // first point always exceeds time difference
+            WayPoint prevPoint = null;
+
+            MarkerLayer ml = new MarkerLayer(new GpxData(), tr("Sampled audio markers from {0}", name), associatedFile);
+            
+                for (GpxTrack track : data.tracks) {
+                        for (Collection<WayPoint> seg : track.trackSegs) {
+                                for (WayPoint point : seg) {
+                                        double time = point.time();
+                                        if (firstTime < 0.0)
+                                                firstTime = time;
+                                        double offset = time - firstTime;
+                                        if (prevPoint == null ||
+                                                (offset - prevOffset > audioGapSecs &&
+                                                /* note: distance is misleading: it actually gives distance _squared_ */
+                                                point.eastNorth.distance(prevPoint.eastNorth) > audioGapRadiansSquared))
+                                        {
+                                                String markerName;
+                                                int wholeSeconds = (int)(offset + 0.5);
+                                                if (wholeSeconds < 60)
+                                                        markerName = Integer.toString(wholeSeconds);
+                                                else if (wholeSeconds < 3600)
+                                                        markerName = String.format("%d:%02d", wholeSeconds / 60, wholeSeconds % 60);
+                                                else
+                                                        markerName = String.format("%d:%02d:%02d", wholeSeconds / 3600, (wholeSeconds % 3600)/60, wholeSeconds % 60);
+                                                AudioMarker am = AudioMarker.create(point.latlon, markerName, uri, offset);
+                                                ml.data.add(am);
+                                                prevPoint = point;
+                                                prevOffset = offset;
+                                        }
+                                }
+                        }
+                }
+
+        if (ml.data.size() > 0) {
+                Main.main.addLayer(ml);
+        }
+        }
 }

trunk/src/org/openstreetmap/josm/gui/layer/markerlayer/ButtonMarker.java

@@ -61 +61 @@
                         b.paintBorder(mv, g, r.x, r.y, r.width, r.height);
                 }
-                if ((text != null) && (show.equalsIgnoreCase("show")) && Main.pref.getBoolean("marker.buttonlabels"))
+                if ((text != null) && (show.equalsIgnoreCase("show")) && Main.pref.getBoolean("marker.buttonlabels", true))
                         g.drawString(text, screen.x+4, screen.y+2);
         }

trunk/src/org/openstreetmap/josm/gui/layer/markerlayer/MarkerLayer.java

@@ -17 +17 @@
 import java.util.Collection;
 import java.util.Iterator;
-import java.util.Date;
-import java.text.SimpleDateFormat;
-import java.text.ParsePosition;
-import java.text.ParseException;
 import java.net.URL;
 
@@ -70 +66 @@
                 this.associatedFile = associatedFile;
                 this.data = new ArrayList<Marker>();
-                double offset = 0.0;
-                Date firstDate = null;
+                double firstTime = -1.0;
 
                 for (WayPoint wpt : indata.waypoints) {
                         /* calculate time differences in waypoints */
-                        if (wpt.attr.containsKey("time")) {
-                                SimpleDateFormat f = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss"); // ignore timezone, as it is all relative
-                                Date d = f.parse(wpt.attr.get("time").toString(), new ParsePosition(0));
-                                if (d == null /* failed to parse */) {
-                                        offset = 0.0;
-                                } else if (firstDate == null) {
-                                        firstDate = d;
-                                        offset = 0.0;
-                                } else {
-                                        offset = (d.getTime() - firstDate.getTime()) / 1000.0; /* ms => seconds */
-                                }
-                        }
-                        
-            Marker m = Marker.createMarker(wpt, indata.storageFile, offset);
+                        double time = wpt.time();
+                        if (firstTime < 0)
+                                firstTime = time;
+            Marker m = Marker.createMarker(wpt, indata.storageFile, time - firstTime);
             if (m != null)
                 data.add(m);