1 files changed, 108 insertions, 0 deletions
diff --git a/src/com/jsyn/data/AudioSample.java b/src/com/jsyn/data/AudioSample.java
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+/*
+ * Copyright 2010 Phil Burk, Mobileer Inc
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.jsyn.data;
+
+import java.util.ArrayList;
+
+/**
+ * Base class for FloatSample and ShortSample.
+ * 
+ * @author Phil Burk (C) 2010 Mobileer Inc
+ */
+public abstract class AudioSample extends SequentialDataCommon {
+    protected int numFrames;
+    protected int channelsPerFrame;
+    private double frameRate;
+    private double pitch;
+    private ArrayList<SampleMarker> markers;
+
+    public abstract void allocate(int numFrames, int channelsPerFrame);
+
+    @Override
+    public double getRateScaler(int index, double synthesisRate) {
+        return 1.0;
+    }
+
+    public double getFrameRate() {
+        return frameRate;
+    }
+
+    public void setFrameRate(double f) {
+        this.frameRate = f;
+    }
+
+    @Override
+    public int getNumFrames() {
+        return numFrames;
+    }
+
+    @Override
+    public int getChannelsPerFrame() {
+        return channelsPerFrame;
+    }
+
+    public void setChannelsPerFrame(int channelsPerFrame) {
+        this.channelsPerFrame = channelsPerFrame;
+    }
+
+    /**
+     * Set the recorded pitch as a fractional MIDI semitone value where 60 is Middle C.
+     * 
+     * @param pitch
+     */
+    public void setPitch(double pitch) {
+        this.pitch = pitch;
+    }
+
+    public double getPitch() {
+        return pitch;
+    }
+
+    public int getMarkerCount() {
+        if (markers == null)
+            return 0;
+        else
+            return markers.size();
+    }
+
+    public SampleMarker getMarker(int index) {
+        if (markers == null)
+            return null;
+        else
+            return markers.get(index);
+    }
+
+    /**
+     * Add a marker that will be stored sorted by position. This is normally used internally by the
+     * SampleLoader.
+     * 
+     * @param marker
+     */
+    public void addMarker(SampleMarker marker) {
+        if (markers == null)
+            markers = new ArrayList<SampleMarker>();
+        int idx = markers.size();
+        for (int k = 0; k < markers.size(); k++) {
+            SampleMarker cue = markers.get(k);
+            if (cue.position > marker.position) {
+                idx = k;
+                break;
+            }
+        }
+        markers.add(idx, marker);
+    }
+}