00001 /* 00002 Copyright (C) 2004 Ian Esten 00003 00004 This program is free software; you can redistribute it and/or modify 00005 it under the terms of the GNU Lesser General Public License as published by 00006 the Free Software Foundation; either version 2.1 of the License, or 00007 (at your option) any later version. 00008 00009 This program is distributed in the hope that it will be useful, 00010 but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00012 GNU Lesser General Public License for more details. 00013 00014 You should have received a copy of the GNU Lesser General Public License 00015 along with this program; if not, write to the Free Software 00016 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 00017 00018 */ 00019 00020 00021 #ifndef __JACK_MIDIPORT_H 00022 #define __JACK_MIDIPORT_H 00023 00024 #ifdef __cplusplus 00025 extern "C" { 00026 #endif 00027 00028 #include <jack/types.h> 00029 #include <stdlib.h> 00030 00031 00033 typedef unsigned char jack_midi_data_t; 00034 00035 00037 typedef struct _jack_midi_event 00038 { 00039 jack_nframes_t time; 00040 size_t size; 00041 jack_midi_data_t *buffer; 00042 } jack_midi_event_t; 00043 00044 00045 /* Get number of events in a port buffer. 00046 * 00047 * @param port_buffer Port buffer from which to retrieve event. 00048 * @return number of events inside @a port_buffer 00049 */ 00050 jack_nframes_t 00051 jack_midi_get_event_count(void* port_buffer); 00052 00053 00065 int 00066 jack_midi_event_get(jack_midi_event_t *event, 00067 void *port_buffer, 00068 jack_nframes_t event_index); 00069 00070 00079 void 00080 jack_midi_clear_buffer(void *port_buffer); 00081 00082 00090 size_t 00091 jack_midi_max_event_size(void* port_buffer); 00092 00093 00109 jack_midi_data_t* 00110 jack_midi_event_reserve(void *port_buffer, 00111 jack_nframes_t time, 00112 size_t data_size); 00113 00114 00127 int 00128 jack_midi_event_write(void *port_buffer, 00129 jack_nframes_t time, 00130 const jack_midi_data_t *data, 00131 size_t data_size); 00132 00133 00142 jack_nframes_t 00143 jack_midi_get_lost_event_count(void *port_buffer); 00144 00145 00146 #ifdef __cplusplus 00147 } 00148 #endif 00149 00150 00151 #endif /* __JACK_MIDIPORT_H */ 00152 00153