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authorPhil Burk <[email protected]>2014-12-30 16:53:03 -0800
committerPhil Burk <[email protected]>2014-12-30 16:53:03 -0800
commit534969d42ca5168d645678345cd21242fe41f389 (patch)
treee8f5d1cba1ec57685e76ceb923d8da25a7846cfb /src/com/jsyn/data/AudioSample.java
parenta4d8ca95178d2e3acfc3299a4b73e84c2646d24e (diff)
Initial commit of code.
Diffstat (limited to 'src/com/jsyn/data/AudioSample.java')
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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);
+ }
+}