midfile.h

00001 /*  midfile.h  - function which reads a midi file,and creates the track classes
00002     This file is part of LibKMid 0.9.5
00003     Copyright (C) 1997,98,99,2000  Antonio Larrosa Jimenez
00004     LibKMid's homepage : http://www.arrakis.es/~rlarrosa/libkmid.html
00005 
00006     This library is free software; you can redistribute it and/or
00007     modify it under the terms of the GNU Library General Public
00008     License as published by the Free Software Foundation; either
00009     version 2 of the License, or (at your option) any later version.
00010  
00011     This library is distributed in the hope that it will be useful,
00012     but WITHOUT ANY WARRANTY; without even the implied warranty of
00013     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00014     Library General Public License for more details.
00015  
00016     You should have received a copy of the GNU Library General Public License
00017     along with this library; see the file COPYING.LIB.  If not, write to
00018     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00019     Boston, MA 02110-1301, USA.
00020 
00021     Send comments and bug fixes to Antonio Larrosa <larrosa@kde.org>
00022 
00023  ***************************************************************************/
00024 #ifndef _MIDFILE_H
00025 #define _MIDFILE_H
00026 
00027 #include <libkmid/dattypes.h>
00028 #include <libkmid/track.h>
00029 #include <stdio.h>
00030 #include <kdelibs_export.h>
00031 
00039 struct MidiFileInfo
00040 {
00044   int format;
00045 
00049   int ntracks;
00050 
00054   int ticksPerCuarterNote;
00055 
00059   ulong ticksTotal;
00060 
00064   double millisecsTotal;
00065 
00066   ulong ticksPlayed;
00067 
00077   int patchesUsed[256];
00078 
00079 };
00080 
00081 double KMID_EXPORT tempoToMetronomeTempo(ulong x);
00082 double metronomeTempoToTempo(ulong x);
00083 
00093 MidiTrack **readMidiFile( const char *name, MidiFileInfo *info, int &ok);
00094 
00095 void parseInfoData( MidiFileInfo *info, MidiTrack **tracks, float ratioTempo);
00096 
00097 void parsePatchesUsed( MidiTrack **tracks, MidiFileInfo *info, int gm);
00098 
00099 #endif
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