Merge branch 'master' of http://scm.trinitydesktop.org/scm/git/tdelibs

1 files changed, 99 insertions, 0 deletions

diff --git a/libtdemid/midfile.h b/libtdemid/midfile.h
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+/*  midfile.h  - function which reads a midi file,and creates the track classes
+    This file is part of LibKMid 0.9.5
+    Copyright (C) 1997,98,99,2000  Antonio Larrosa Jimenez
+    LibKMid's homepage : http://www.arrakis.es/~rlarrosa/libtdemid.html
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Library General Public
+    License as published by the Free Software Foundation; either
+    version 2 of the License, or (at your option) any later version.
+ 
+    This library 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
+    Library General Public License for more details.
+ 
+    You should have received a copy of the GNU Library General Public License
+    along with this library; see the file COPYING.LIB.  If not, write to
+    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+    Boston, MA 02110-1301, USA.
+
+    Send comments and bug fixes to Antonio Larrosa <larrosa@kde.org>
+
+ ***************************************************************************/
+#ifndef _MIDFILE_H
+#define _MIDFILE_H
+
+#include <libtdemid/dattypes.h>
+#include <libtdemid/track.h>
+#include <stdio.h>
+#include <tdelibs_export.h>
+
+/**
+ * Contains all the information about a MIDI file.
+ *
+ * @short All the information about a MIDI file.
+ * @version 0.9.5 17/01/2000
+ * @author Antonio Larrosa Jimenez <larrosa@kde.org>
+ */
+struct MidiFileInfo
+{
+  /**
+   * Format of MIDI file.
+   */ 
+  int format;
+
+  /**
+   * Number of tracks.
+   */
+  int ntracks;
+
+  /**
+   * Ticks per cuarter note.
+   */
+  int ticksPerCuarterNote;
+
+  /**
+   * Total number of MIDI ticks
+   */ 
+  ulong ticksTotal;
+
+  /**
+   * Total number of milliseconds
+   */ 
+  double millisecsTotal;
+
+  ulong ticksPlayed;
+
+  /**
+   * Patches used in the MIDI file.
+   *
+   * In each position of the array it stores the number of times the
+   * corresponding patch is used. So, if a MIDI file plays 782 notes
+   * with a piano, patchesUsed[0] will store 782. In the same way, 
+   * if it doesn't use the Music Box patch, patchesUsed[10] will be 0. 
+   * 
+   */
+  int patchesUsed[256];
+
+};
+
+double KMID_EXPORT tempoToMetronomeTempo(ulong x);
+double metronomeTempoToTempo(ulong x);
+
+/**
+ * Reads a midi file.
+ * 
+ * @param name the filename of the midi file to load.
+ * @param info a pointer to the MidiFileInfo struct that will be
+ *     filled with the information of the loaded file.
+ * @param ok return status.
+ * @return an array of MidiTrack objects with the contents of the file.
+ */ 
+MidiTrack **readMidiFile( const char *name, MidiFileInfo *info, int &ok);
+
+void parseInfoData( MidiFileInfo *info, MidiTrack **tracks, float ratioTempo);
+
+void parsePatchesUsed( MidiTrack **tracks, MidiFileInfo *info, int gm);
+
+#endif