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author | upstream source tree <ports@midipix.org> | 2015-03-15 20:14:05 -0400 |
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committer | upstream source tree <ports@midipix.org> | 2015-03-15 20:14:05 -0400 |
commit | 554fd8c5195424bdbcabf5de30fdc183aba391bd (patch) | |
tree | 976dc5ab7fddf506dadce60ae936f43f58787092 /libjava/classpath/javax/sound/midi/MidiFileFormat.java | |
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Diffstat (limited to 'libjava/classpath/javax/sound/midi/MidiFileFormat.java')
-rw-r--r-- | libjava/classpath/javax/sound/midi/MidiFileFormat.java | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/libjava/classpath/javax/sound/midi/MidiFileFormat.java b/libjava/classpath/javax/sound/midi/MidiFileFormat.java new file mode 100644 index 000000000..73744523d --- /dev/null +++ b/libjava/classpath/javax/sound/midi/MidiFileFormat.java @@ -0,0 +1,158 @@ +/* MidiFileFormat.java -- Information about a MIDI file + Copyright (C) 2005 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + + +package javax.sound.midi; + +/** + * Describe a MIDI file, including specifics about its type, length and timing. + * + * @author Anthony Green (green@redhat.com) + * @since 1.3 + * + */ +public class MidiFileFormat +{ + /** + * The MIDI file type. This is either 0, 1 or 2. + * + * Type 0 files contain a single track and represents a single song + * performance. + * Type 1 may contain multiple tracks for a single song performance. + * Type 2 may contain multiple tracks, each representing a + * separate song performance. + * + * See http://en.wikipedia.org/wiki/MIDI#MIDI_file_formats for more + * information. + */ + protected int type; + + /** + * The division type of the MIDI file. + */ + protected float divisionType; + + /** + * The timing resolution of the MIDI file. + */ + protected int resolution; + + /** + * The size of the MIDI file in bytes. + */ + protected int byteLength = UNKNOWN_LENGTH; + + /** + * The length of the MIDI file in microseconds. + */ + protected long microsecondLength = UNKNOWN_LENGTH; + + /** + * A special value indicating an unknown quantity. + */ + public static final int UNKNOWN_LENGTH = -1; // FIXME is this really -1? + + /** + * Create a MidiFileFormat object from the given parameters. + * + * @param type the MIDI file type (0, 1, or 2) + * @param divisionType the MIDI file division type + * @param resolution the MIDI file timing resolution + * @param bytes the MIDI file size in bytes + * @param microseconds the MIDI file length in microseconds + */ + public MidiFileFormat(int type, float divisionType, + int resolution, int bytes, long microseconds) + { + this.type = type; + this.divisionType = divisionType; + this.resolution = resolution; + this.byteLength = bytes; + this.microsecondLength = microseconds; + } + + /** + * Get the MIDI file type (0, 1, or 2). + * + * @return the MIDI file type (0, 1, or 2) + */ + public int getType() + { + return type; + } + + /** + * Get the file division type. + * + * @return the file divison type + */ + public float getDivisionType() + { + return divisionType; + } + + /** + * Get the file timing resolution. If the division type is PPQ, then this + * is value represents ticks per beat, otherwise it's ticks per frame (SMPTE). + * + * @return the timing resolution in ticks per beat or ticks per frame + */ + public int getResolution() + { + return resolution; + } + + /** + * Get the file length in bytes. + * + * @return the file length in bytes or UNKNOWN_LENGTH + */ + public int getByteLength() + { + return byteLength; + } + + /** + * Get the file length in microseconds. + * + * @return the file length in microseconds or UNKNOWN_LENGTH + */ + public long getMicrosecondLength() + { + return microsecondLength; + } +} |