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Diffstat (limited to 'libkmid/deviceman.cc')
| -rw-r--r-- | libkmid/deviceman.cc | 830 |
1 files changed, 0 insertions, 830 deletions
diff --git a/libkmid/deviceman.cc b/libkmid/deviceman.cc deleted file mode 100644 index c8030f44e..000000000 --- a/libkmid/deviceman.cc +++ /dev/null @@ -1,830 +0,0 @@ -/************************************************************************** - - deviceman.cc - The device manager, that hides the use of midiOut - 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/libkmid.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. - - $Id$ - - Send comments and bug fixes to Antonio Larrosa <larrosa@kde.org> - -***************************************************************************/ -#include "deviceman.h" -#include "midiout.h" -#include <stdio.h> -#include <fcntl.h> -#include <unistd.h> -#include <sys/ioctl.h> -#include <errno.h> -#include "sndcard.h" -#include "synthout.h" -#include "fmout.h" -#include "gusout.h" -#include "alsaout.h" -#include "midimapper.h" -#include "midispec.h" - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#ifdef HAVE_SYS_STAT_H -#include <sys/stat.h> -#endif - -#ifdef HAVE_ALSA_ASOUNDLIB_H -# define HAVE_ALSA_SUPPORT -# include <alsa/asoundlib.h> -#elif defined(HAVE_SYS_ASOUNDLIB_H) -# define HAVE_ALSA_SUPPORT -# include <sys/asoundlib.h> -#else -#ifdef HAVE_LIBASOUND2 -# define HAVE_ALSA_SUPPORT -# include <sound/asound.h> -# include <sound/asequencer.h> -#elif defined(HAVE_LIBASOUND) -# define HAVE_ALSA_SUPPORT -# include <linux/asequencer.h> -#endif -#endif - -#if 1 -#include <kinstance.h> -#include <kglobal.h> -#include <kconfig.h> -#endif - -//#define DEVICEMANDEBUG -//#define GENERAL_DEBUG_MESSAGES - -SEQ_DEFINEBUF (4096); - -#define CONTROLTIMER - -#ifdef GENERAL_DEBUG_MESSAGES -void DEBUGPRINTF(const char *format) -{ - printf(format); -} - -void DEBUGPRINTF(const char *format,int i) -{ - printf(format,i); -} - -void DEBUGPRINTF(const char *format,const char *s) -{ - printf(format,s); -} - -#else - -void DEBUGPRINTF(const char *) { } -void DEBUGPRINTF(const char *,int ) { } -void DEBUGPRINTF(const char *,const char * ) { } - -#endif - - -DeviceManager::DeviceManager(int def) -{ -#if 1 - if (def==-1) - { - KInstance *tmp_instance=0L; - if (!KGlobal::_instance) tmp_instance=new KInstance("nonKDEapp"); - KConfig *config = new KConfig("kcmmidirc", true); - - config->setGroup("Configuration"); - default_dev=config->readNumEntry("midiDevice",0); - if ( default_dev < 0 ) - default_dev=0; - TQString mapurl(config->readPathEntry("mapFilename")); - if ((config->readBoolEntry("useMidiMapper", false))&&(!mapurl.isEmpty())) - { - mapper_tmp = new MidiMapper( mapurl.mid(mapurl.find(":")+1 ).local8Bit() ); - } - else - mapper_tmp = 0L; - - delete config; - delete tmp_instance; - } - else -#endif - { - default_dev = def; - mapper_tmp = 0L; - } - - initialized=0; - _ok=1; - alsa=false; - device = 0L; - m_rate=0; - convertrate=10; - seqfd=-1; - timerstarted=0; - n_midi=0; - n_synths=0; - n_total=0; - midiinfo=0L; - synthinfo=0L; - for (int i=0;i<16;i++) chn2dev[i]=default_dev; -} - -DeviceManager::~DeviceManager(void) -{ - closeDev(); - if (device) - { - for (int i=0;i<n_total;i++) - delete device[i]; - delete[] device; - device=0L; - } -#ifdef HAVE_OSS_SUPPORT - delete[] midiinfo; - delete[] synthinfo; -#endif -} - -int DeviceManager::ok(void) -{ - int r=_ok; - _ok=1; - return r; -} - -int DeviceManager::checkInit(void) -{ - if (initialized==0) - { - int r=initManager(); - if (default_dev>=n_total) default_dev=0; - DEBUGPRINTF("check : %d\n",r); - return r; - } - return 0; -} - -void DeviceManager::checkAlsa(void) -{ -#ifdef HAVE_SYS_STAT_H - struct stat buf; - stat("/proc/asound", &buf); - if ((stat("/proc/asound", &buf) == 0 ) && (S_ISDIR(buf.st_mode))) - alsa=true; - else - alsa=false; -#else -#warning "ALSA won't be found at runtime" - alsa=false; -#endif -} - -int DeviceManager::initManager(void) -{ - checkAlsa(); - - if (!alsa) // We are using OSS - { -#ifdef HAVE_OSS_SUPPORT - n_synths=0; - n_midi=0; - n_total=0; - - seqfd = open("/dev/sequencer", O_WRONLY | O_NONBLOCK, 0); - if (seqfd==-1) - { - fprintf(stderr,"ERROR: Couldn't open /dev/sequencer to get some information\n"); - _ok=0; - return -1; - } - ioctl(seqfd,SNDCTL_SEQ_NRSYNTHS,&n_synths); - ioctl(seqfd,SNDCTL_SEQ_NRMIDIS,&n_midi); - n_total=n_midi+n_synths; - - - if (n_midi==0) - { - fprintf(stderr,"ERROR: There's no midi port\n"); - /* This could be a problem if the user don't have a synth neither, - but not having any of both things is unusual */ - // _ok=0; - // return 1; - } - - device=new MidiOut*[n_total]; - midiinfo=new midi_info[n_midi]; - synthinfo=new synth_info[n_synths]; - - int i; - for (i=0;i<n_midi;i++) - { - midiinfo[i].device=i; - if (ioctl(seqfd,SNDCTL_MIDI_INFO,&midiinfo[i])!=-1) - { -#ifdef GENERAL_DEBUG_MESSAGES - printf("----\n"); - printf("Device : %d\n",i); - printf("Name : %s\n",midiinfo[i].name); - printf("Device type : %d\n",midiinfo[i].dev_type); -#endif - } - device[i]=new MidiOut(i); - } - - for (i=0;i<n_synths;i++) - { - synthinfo[i].device=i; - if (ioctl(seqfd,SNDCTL_SYNTH_INFO,&synthinfo[i])!=-1) - { -#ifdef GENERAL_DEBUG_MESSAGES - printf("----\n"); - printf("Device : %d\n",i); - printf("Name : %s\n",synthinfo[i].name); - switch (synthinfo[i].synth_type) - { - case (SYNTH_TYPE_FM) : printf("FM\n");break; - case (SYNTH_TYPE_SAMPLE) : printf("Sample\n");break; - case (SYNTH_TYPE_MIDI) : printf("Midi\n");break; - default : printf("default type\n");break; - }; - switch (synthinfo[i].synth_subtype) - { - case (FM_TYPE_ADLIB) : printf("Adlib\n");break; - case (FM_TYPE_OPL3) : printf("Opl3\n");break; - case (MIDI_TYPE_MPU401) : printf("Mpu-401\n");break; - case (SAMPLE_TYPE_GUS) : printf("Gus\n");break; - default : printf("default subtype\n");break; - } -#endif - if (synthinfo[i].synth_type==SYNTH_TYPE_FM) - device[i+n_midi]=new FMOut(i,synthinfo[i].nr_voices); - else if ((synthinfo[i].synth_type==SYNTH_TYPE_SAMPLE)&& - (synthinfo[i].synth_subtype==SAMPLE_TYPE_GUS)) - device[i+n_midi]=new GUSOut(i,synthinfo[i].nr_voices); - else - device[i+n_midi]=new SynthOut(i); - } - } - - close(seqfd); -#else // There's no OSS support and ALSA wasn't detected - // It must be one of those systems coolo is using :-) - - n_synths=0; - n_midi=0; - n_total=0; - device=0L; - midiinfo=0L; - synthinfo=0L; - -#endif - - } - else - { // We are using ALSA - -#ifdef HAVE_ALSA_SUPPORT - int client, port; -#ifdef HAVE_LIBASOUND2 - snd_seq_t *handle=0; - snd_seq_client_info_t *clienti; - snd_seq_client_info_malloc(&clienti); - snd_seq_port_info_t *porti; - snd_seq_port_info_malloc(&porti); - - snd_seq_open(&handle, "hw", SND_SEQ_OPEN_DUPLEX, 0); - if (!handle) { printf("handle==0\n"); return -1; }; - snd_seq_system_info_t *info; - snd_seq_system_info_malloc(&info); - if (!info) { printf("info==0\n"); return -1; }; - snd_seq_system_info(handle, info); - - n_total=0; - n_midi=0; - n_synths=0; - - device=new MidiOut*[snd_seq_system_info_get_clients(info)*snd_seq_system_info_get_ports(info)]; - unsigned int k=SND_SEQ_PORT_CAP_SUBS_WRITE | SND_SEQ_PORT_CAP_WRITE ; - for (client=0 ; client<snd_seq_system_info_get_clients(info) ; client++) - { - snd_seq_get_any_client_info(handle, client, clienti); - for (port=0 ; port<snd_seq_client_info_get_num_ports(clienti) ; port++) - { - snd_seq_get_any_port_info(handle, client, port, porti); - if (( snd_seq_port_info_get_capability(porti) & k ) == k) - { - device[n_midi]=new AlsaOut(n_midi,client, port, snd_seq_client_info_get_name(clienti), snd_seq_port_info_get_name(porti)); - n_midi++; - }; - } - } - snd_seq_client_info_free(clienti); - snd_seq_port_info_free(porti); - snd_seq_system_info_free(info); -#else - snd_seq_t *handle=0; - snd_seq_client_info_t clienti; - snd_seq_port_info_t porti; - - snd_seq_open(&handle, SND_SEQ_OPEN); - if (!handle) { printf("handle(2)==0\n"); return -1; }; - - snd_seq_system_info_t info; - info.clients=info.ports=0; - snd_seq_system_info(handle, &info); - - n_total=0; - n_midi=0; - n_synths=0; - - device=new MidiOut*[info.clients*info.ports]; - unsigned int k=SND_SEQ_PORT_CAP_SUBS_WRITE | SND_SEQ_PORT_CAP_WRITE ; - for (client=0 ; client<info.clients ; client++) - { - snd_seq_get_any_client_info(handle, client, &clienti); - for (port=0 ; port<clienti.num_ports ; port++) - { - snd_seq_get_any_port_info(handle, client, port, &porti); - if (( porti.capability & k ) == k) - { - device[n_midi]=new AlsaOut(n_midi,client, port, clienti.name, porti.name); - n_midi++; - }; - } - } -#endif - n_total=n_midi; - - snd_seq_close(handle); -#else - - // Note: Please don't add i18n for the text below, thanks :) - - fprintf(stderr,"Sorry, this KMid version was compiled without \n"); - fprintf(stderr,"ALSA support but you're using ALSA . \n"); - fprintf(stderr,"Please compile KMid for yourself or tell the people\n"); - fprintf(stderr,"at your Linux distribution to compile it themselves\n"); -#endif - } - - if (mapper_tmp!=0L) setMidiMap(mapper_tmp); - - initialized=1; - - return 0; -} - -void DeviceManager::openDev(void) -{ - if (checkInit()<0) - { - DEBUGPRINTF("DeviceManager::openDev : Not initialized\n"); - _ok = 0; - return; - } - _ok=1; - - if (!alsa) - { -#ifdef HAVE_OSS_SUPPORT - seqfd = open("/dev/sequencer", O_WRONLY | O_NONBLOCK, 0); - if (seqfd==-1) - { - fprintf(stderr,"Couldn't open the MIDI sequencer device (/dev/sequencer)\n"); - _ok=0; - return; - } - _seqbufptr = 0; - ioctl(seqfd,SNDCTL_SEQ_RESET); - //ioctl(seqfd,SNDCTL_SEQ_PANIC); - m_rate=0; - int r=ioctl(seqfd,SNDCTL_SEQ_CTRLRATE,&m_rate); - if ((r==-1)||(m_rate<=0)) m_rate=HZ; - - convertrate=1000/m_rate; - -#endif - } - else seqfd=0L; // ALSA - -// DEBUGPRINTF("Opening devices : "); - for (int i=0;i<n_total;i++) - { - device[i]->openDev(seqfd); -// DEBUGPRINTF("%s ",device[i]->deviceName()); - } -// DEBUGPRINTF("\n"); - for (int i=0;i<n_total;i++) if (!device[i]->ok()) _ok=0; - if (_ok==0) - { - for (int i=0;i<n_total;i++) device[i]->closeDev(); -// DEBUGPRINTF("DeviceMan :: ERROR : Closing devices\n"); - return; - } - -// DEBUGPRINTF("Devices opened\n"); -} - -void DeviceManager::closeDev(void) -{ - if (alsa) - { - if (device) - for (int i=0;i<n_total;i++) - if (device[i]) device[i]->closeDev(); - - return; - } - -#ifdef HAVE_OSS_SUPPORT - if (seqfd==-1) return; - tmrStop(); - if (device) - for (int i=0;i<n_total;i++) - if (device[i]) device[i]->closeDev(); - /* - DEBUGPRINTF("Closing devices : "); - if (device!=NULL) for (int i=0;i<n_total;i++) - { - device[i]->initDev(); - DEBUGPRINTF("%s ",device[i]->deviceName()); - - // device[i]->closeDev(); - }; - DEBUGPRINTF("\n"); - */ - close(seqfd); - seqfd=-1; -#endif -} - -void DeviceManager::initDev(void) -{ - if (device!=0L) - { -// DEBUGPRINTF("Initializing devices :"); - for (int i=0;i<n_total;i++) - { - device[i]->initDev(); - DEBUGPRINTF("%s ",device[i]->deviceName()); - } - DEBUGPRINTF("\n"); - } -} - -void DeviceManager::noteOn ( uchar chn, uchar note, uchar vel ) -{ - MidiOut *midi=chntodev(chn); - if (midi) midi->noteOn(chn,note,vel); -} -void DeviceManager::noteOff ( uchar chn, uchar note, uchar vel ) -{ - MidiOut *midi=chntodev(chn); - if (midi) midi->noteOff(chn,note,vel); -} -void DeviceManager::keyPressure ( uchar chn, uchar note, uchar vel ) -{ - MidiOut *midi=chntodev(chn); - if (midi) midi->keyPressure(chn,note,vel); -} -void DeviceManager::chnPatchChange ( uchar chn, uchar patch ) -{ - MidiOut *midi=chntodev(chn); - if (midi) midi->chnPatchChange(chn,patch); -} -void DeviceManager::chnPressure ( uchar chn, uchar vel ) -{ - MidiOut *midi=chntodev(chn); - if (midi) midi->chnPressure(chn,vel); -} -void DeviceManager::chnPitchBender ( uchar chn, uchar lsb, uchar msb ) -{ - MidiOut *midi=chntodev(chn); - if (midi) midi->chnPitchBender(chn,lsb,msb); -} -void DeviceManager::chnController ( uchar chn, uchar ctl , uchar v ) -{ - MidiOut *midi=chntodev(chn); - if (midi) midi->chnController(chn,ctl,v); -} -void DeviceManager::sysEx ( uchar *data,ulong size) -{ - for (int i=0;i<n_midi;i++) - device[i]->sysex(data,size); -} - -void DeviceManager::wait (double ticks) -{ -#ifdef HAVE_ALSA_SUPPORT - if (alsa) { ((AlsaOut *)device[default_dev])->wait(ticks); return; }; -#endif - -#ifdef HAVE_OSS_SUPPORT - unsigned long int t=(unsigned long int)(ticks/convertrate); - if (lastwaittime==t) return; - lastwaittime=t; - SEQ_WAIT_TIME(t); - SEQ_DUMPBUF(); -#endif -} - -//void DeviceManager::tmrSetTempo(int v) -void DeviceManager::tmrSetTempo(int v) -{ -#ifdef HAVE_ALSA_SUPPORT - if (alsa) { ((AlsaOut *)device[default_dev])->tmrSetTempo(v); return; } -#endif - -#ifdef HAVE_OSS_SUPPORT - SEQ_SET_TEMPO(v); - SEQ_DUMPBUF(); -#endif -} - -void DeviceManager::tmrStart(long int -#ifdef HAVE_ALSA_SUPPORT -tpcn /*name the argument only if it is used*/ -#endif -) -{ -#ifdef HAVE_ALSA_SUPPORT - if (alsa) { ((AlsaOut *)device[default_dev])->tmrStart(tpcn); return; } -#endif - -#ifdef HAVE_OSS_SUPPORT -#ifdef CONTROLTIMER - if (!timerstarted) - { - SEQ_START_TIMER(); - SEQ_DUMPBUF(); - timerstarted=1; - } - lastwaittime=0; -#else - SEQ_START_TIMER(); - SEQ_DUMPBUF(); -#endif -#endif -} - -void DeviceManager::tmrStop(void) -{ -#ifdef HAVE_ALSA_SUPPORT - if (alsa) { ((AlsaOut *)device[default_dev])->tmrStop(); return; } -#endif - -#ifdef HAVE_OSS_SUPPORT -#ifdef CONTROLTIMER - if (timerstarted) - { - SEQ_STOP_TIMER(); - SEQ_DUMPBUF(); - timerstarted=0; - } -#else - SEQ_STOP_TIMER(); - SEQ_DUMPBUF(); -#endif -#endif -} - -void DeviceManager::tmrContinue(void) -{ -#ifdef HAVE_ALSA_SUPPORT - if (alsa) { ((AlsaOut *)device[default_dev])->tmrContinue(); return; } -#endif - -#ifdef HAVE_OSS_SUPPORT -#ifdef CONTROLTIMER - if (timerstarted) - { - SEQ_CONTINUE_TIMER(); - SEQ_DUMPBUF(); - } -#else - SEQ_CONTINUE_TIMER(); - SEQ_DUMPBUF(); -#endif -#endif -} - -void DeviceManager::sync(bool f) -{ -#ifdef HAVE_ALSA_SUPPORT - if (alsa) { ((AlsaOut *)device[default_dev])->sync(f); return ; }; -#endif - -#ifdef HAVE_OSS_SUPPORT -#ifdef DEVICEMANDEBUG - printf("Sync %d\n",f); -#endif - if (f) - { - seqbuf_clean(); - /* If you have any problem, try removing the next 2 lines, - I though they would be useful here but the may have side effects */ - ioctl(seqfd,SNDCTL_SEQ_RESET); - ioctl(seqfd,SNDCTL_SEQ_PANIC); - } - else - { - seqbuf_dump(); - ioctl(seqfd, SNDCTL_SEQ_SYNC); - }; -#endif -} - -void DeviceManager::seqbuf_dump (void) -{ - if (!alsa) - { -#ifdef HAVE_OSS_SUPPORT - if (_seqbufptr) - { - int r=0; - unsigned char *sb=_seqbuf; - int w=_seqbufptr; - r=write (seqfd, _seqbuf, _seqbufptr); -#ifdef DEVICEMANDEBUG - printf("%d == %d\n",r,w); - printf("%d\n",(errno==EAGAIN)? 1 : 0); -#endif - while (((r == -1)&&(errno==EAGAIN))||(r != w)) - { - if ((r==-1)&&(errno==EAGAIN)) - { - usleep(1); - } - else if ((r>0)&&(r!=w)) - { - w-=r; - sb+=r; - } - r=write (seqfd, sb, w); -#ifdef DEVICEMANDEBUG - printf("%d == %d\n",r,w); - printf("%d\n",(errno==EAGAIN)? 1 : 0); -#endif - } - } - /* - * if (_seqbufptr) - * if (write (seqfd, _seqbuf, _seqbufptr) == -1) - * { - * printf("Error writing to /dev/sequencer in deviceManager::seqbuf_dump\n"); - * perror ("write /dev/sequencer in seqbuf_dump\n"); - * exit (-1); - * } - */ - _seqbufptr = 0; -#endif - } -} - -void DeviceManager::seqbuf_clean(void) -{ -#ifdef HAVE_ALSA_SUPPORT - if (alsa) - ((AlsaOut *)device[default_dev])->seqbuf_clean(); - else -#endif -#ifdef HAVE_OSS_SUPPORT - _seqbufptr=0; -#endif -} - - -const char *DeviceManager::name(int i) -{ -#ifdef HAVE_OSS_SUPPORT - if (checkInit()<0) {_ok = 0; return NULL;} - - if (alsa) - { - if (i<n_midi) return device[i]->deviceName(); - } - else - { - if (i<n_midi) return midiinfo[i].name; - if (i<n_midi+n_synths) return synthinfo[i-n_midi].name; - }; -#endif - return (char *)""; -} - -const char *DeviceManager::type(int i) -{ -#ifdef HAVE_OSS_SUPPORT - if (checkInit()<0) {_ok = 0; return NULL;} - - if (alsa) - { - if (i<n_midi) return "ALSA device"; - } - else - { - if (i<n_midi) - { - return "External Midi Port"; - } - if (i<n_midi+n_synths) - { - switch (synthinfo[i-n_midi].synth_subtype) - { - case (FM_TYPE_ADLIB) : return "Adlib";break; - case (FM_TYPE_OPL3) : return "FM";break; - case (MIDI_TYPE_MPU401) : return "MPU 401";break; - case (SAMPLE_TYPE_GUS) : return "GUS";break; - } - } - } -#endif - return ""; -} - -int DeviceManager::defaultDevice(void) -{ - return default_dev; -} - -void DeviceManager::setDefaultDevice(int i) -{ - if (i>=n_total) return; - default_dev=i; - for (int i=0;i<16;i++) chn2dev[i]=default_dev; -} - -const char *DeviceManager::midiMapFilename(void) -{ - if (device==0L) return ""; - if (default_dev>=n_total) return ""; - return (device[default_dev]!=NULL) ? - device[default_dev]->midiMapFilename() : ""; -} - -void DeviceManager::setMidiMap(MidiMapper *map) -{ - if (map==NULL) return; - mapper_tmp=map; - if (default_dev>=n_total) {default_dev=0;return;}; - if ((device==0L)||(device[default_dev]==NULL)) - return; - device[default_dev]->setMidiMapper(map); -} - -int DeviceManager::setPatchesToUse(int *patchesused) -{ - if (checkInit()<0) return -1; - if ((device==0L)||(device[default_dev]==NULL)) - return 0; - - if ((device[default_dev]->deviceType())==KMID_GUS) - { - GUSOut *gus=(GUSOut *)device[default_dev]; - gus->setPatchesToUse(patchesused); - } - return 0; -} - -void DeviceManager::setVolumePercentage(int v) -{ - if (device!=0L) - { - for (int i=0;i<n_total;i++) - { - device[i]->setVolumePercentage(v); - } - } -} - -void DeviceManager::setDeviceNumberForChannel(int chn, int dev) -{ - chn2dev[chn]=dev; -} - -void DeviceManager::allNotesOff(void) -{ - for (int i=0;i<n_midi;i++) - device[i]->allNotesOff(); -} |