diff options
author | Phil Burk <[email protected]> | 2014-12-30 16:53:03 -0800 |
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committer | Phil Burk <[email protected]> | 2014-12-30 16:53:03 -0800 |
commit | 534969d42ca5168d645678345cd21242fe41f389 (patch) | |
tree | e8f5d1cba1ec57685e76ceb923d8da25a7846cfb /src/com/jsyn/data/AudioSample.java | |
parent | a4d8ca95178d2e3acfc3299a4b73e84c2646d24e (diff) |
Initial commit of code.
Diffstat (limited to 'src/com/jsyn/data/AudioSample.java')
-rw-r--r-- | src/com/jsyn/data/AudioSample.java | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/src/com/jsyn/data/AudioSample.java b/src/com/jsyn/data/AudioSample.java new file mode 100644 index 0000000..42d8501 --- /dev/null +++ b/src/com/jsyn/data/AudioSample.java @@ -0,0 +1,108 @@ +/* + * 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); + } +} |