25 |
#include <unistd.h> |
#include <unistd.h> |
26 |
#include <getopt.h> |
#include <getopt.h> |
27 |
#include <signal.h> |
#include <signal.h> |
28 |
|
#include <pthread.h> |
29 |
|
|
30 |
|
#include <string> |
31 |
|
|
32 |
#include "global.h" |
#include "global.h" |
33 |
#include "audioio.h" |
#include "audioio.h" |
56 |
RIFF::File* pRIFF; |
RIFF::File* pRIFF; |
57 |
gig::File* pGig; |
gig::File* pGig; |
58 |
gig::Instrument* pInstrument; |
gig::Instrument* pInstrument; |
59 |
|
uint instrument_index; |
60 |
|
double volume; |
61 |
int num_fragments; |
int num_fragments; |
62 |
int fragmentsize; |
int fragmentsize; |
63 |
|
std::string input_client; |
64 |
|
pthread_t signalhandlerthread; |
65 |
|
|
66 |
void parse_options(int argc, char **argv); |
void parse_options(int argc, char **argv); |
67 |
void signal_handler(int signal); |
void signal_handler(int signal); |
72 |
pGig = NULL; |
pGig = NULL; |
73 |
|
|
74 |
// setting signal handler for catching SIGINT (thus e.g. <CTRL><C>) |
// setting signal handler for catching SIGINT (thus e.g. <CTRL><C>) |
75 |
|
signalhandlerthread = pthread_self(); |
76 |
signal(SIGINT, signal_handler); |
signal(SIGINT, signal_handler); |
77 |
|
|
78 |
patch_format = patch_format_unknown; |
patch_format = patch_format_unknown; |
79 |
|
instrument_index = 0; |
80 |
num_fragments = AUDIO_FRAGMENTS; |
num_fragments = AUDIO_FRAGMENTS; |
81 |
fragmentsize = AUDIO_FRAGMENTSIZE; |
fragmentsize = AUDIO_FRAGMENTSIZE; |
82 |
|
volume = 0.25; // default volume |
83 |
|
|
84 |
// parse and assign command line options |
// parse and assign command line options |
85 |
parse_options(argc, argv); |
parse_options(argc, argv); |
86 |
|
|
87 |
if (patch_format != patch_format_gig) { |
if (patch_format != patch_format_gig) { |
88 |
printf("Sorry only Gigasampler loading migrated in LinuxSampler so far, use --gig to load a .gig file!\n"); |
printf("Sorry only Gigasampler loading migrated in LinuxSampler so far, use --gig to load a .gig file!\n"); |
89 |
|
printf("Use 'linuxsampler --help' to see all available options.\n"); |
90 |
return EXIT_FAILURE; |
return EXIT_FAILURE; |
91 |
} |
} |
92 |
|
|
102 |
fflush(stdout); |
fflush(stdout); |
103 |
pRIFF = new RIFF::File(argv[argc - 1]); |
pRIFF = new RIFF::File(argv[argc - 1]); |
104 |
pGig = new gig::File(pRIFF); |
pGig = new gig::File(pRIFF); |
105 |
pInstrument = pGig->GetFirstInstrument(); |
pInstrument = pGig->GetInstrument(instrument_index); |
106 |
|
if (!pInstrument) { |
107 |
|
printf("there's no instrument with index %d.\n", instrument_index); |
108 |
|
exit(EXIT_FAILURE); |
109 |
|
} |
110 |
pGig->GetFirstSample(); // just to complete instrument loading before we enter the realtime part |
pGig->GetFirstSample(); // just to complete instrument loading before we enter the realtime part |
111 |
printf("OK\n"); |
printf("OK\n"); |
112 |
fflush(stdout); |
fflush(stdout); |
120 |
return EXIT_FAILURE; |
return EXIT_FAILURE; |
121 |
} |
} |
122 |
|
|
123 |
DiskThread* pDiskThread = new DiskThread(((pAudioIO->FragmentSize << MAX_PITCH) << 1) + 3); //FIXME: assuming stereo |
DiskThread* pDiskThread = new DiskThread(((pAudioIO->FragmentSize << MAX_PITCH) << 1) + 6); //FIXME: assuming stereo |
124 |
AudioThread* pAudioThread = new AudioThread(pAudioIO, pDiskThread, pInstrument); |
AudioThread* pAudioThread = new AudioThread(pAudioIO, pDiskThread, pInstrument); |
125 |
MidiIn* pMidiInThread = new MidiIn(pAudioThread); |
MidiIn* pMidiInThread = new MidiIn(pAudioThread); |
126 |
|
|
128 |
pDiskThread->StartThread(); |
pDiskThread->StartThread(); |
129 |
dmsg(1,("OK\n")); |
dmsg(1,("OK\n")); |
130 |
dmsg(1,("Starting MIDI in thread...")); |
dmsg(1,("Starting MIDI in thread...")); |
131 |
|
if (input_client.size() > 0) pMidiInThread->SubscribeToClient(input_client.c_str()); |
132 |
pMidiInThread->StartThread(); |
pMidiInThread->StartThread(); |
133 |
dmsg(1,("OK\n")); |
dmsg(1,("OK\n")); |
134 |
|
|
135 |
sleep(1); |
sleep(1); |
136 |
dmsg(1,("Starting audio thread...")); |
dmsg(1,("Starting audio thread...")); |
137 |
|
pAudioThread->Volume = volume; |
138 |
pAudioThread->StartThread(); |
pAudioThread->StartThread(); |
139 |
dmsg(1,("OK\n")); |
dmsg(1,("OK\n")); |
140 |
|
|
141 |
printf("LinuxSampler initialization completed.\n"); |
printf("LinuxSampler initialization completed.\n"); |
142 |
|
|
143 |
while(true) { |
while(true) { |
144 |
printf("Voices: %3.3d Streams: %3.3d \r",pAudioThread->ActiveVoiceCount, pDiskThread->ActiveStreamCount); fflush(stdout); |
printf("Voices: %3.3d (Max: %3.3d) Streams: %3.3d (Max: %3.3d, Unused: %3.3d)\r", |
145 |
|
pAudioThread->ActiveVoiceCount, pAudioThread->ActiveVoiceCountMax, |
146 |
|
pDiskThread->ActiveStreamCount, pDiskThread->ActiveStreamCountMax, Stream::GetUnusedStreams()); |
147 |
|
fflush(stdout); |
148 |
usleep(500000); |
usleep(500000); |
149 |
} |
} |
150 |
|
|
152 |
} |
} |
153 |
|
|
154 |
void signal_handler(int signal) { |
void signal_handler(int signal) { |
155 |
if (signal == SIGINT) { |
if (pthread_equal(pthread_self(), signalhandlerthread) && signal == SIGINT) { |
156 |
// stop all threads |
// stop all threads |
157 |
if (pMidiInThread) pMidiInThread->StopThread(); |
if (pMidiInThread) pMidiInThread->StopThread(); |
158 |
if (pAudioThread) pAudioThread->StopThread(); |
if (pAudioThread) pAudioThread->StopThread(); |
159 |
if (pDiskThread) pDiskThread->StopThread(); |
if (pDiskThread) pDiskThread->StopThread(); |
160 |
|
|
|
sleep(1); |
|
|
|
|
161 |
// free all resources |
// free all resources |
162 |
if (pMidiInThread) delete pMidiInThread; |
if (pMidiInThread) delete pMidiInThread; |
163 |
if (pAudioThread) delete pAudioThread; |
if (pAudioThread) delete pAudioThread; |
178 |
{ |
{ |
179 |
{"numfragments",1,0,0}, |
{"numfragments",1,0,0}, |
180 |
{"fragmentsize",1,0,0}, |
{"fragmentsize",1,0,0}, |
181 |
|
{"volume",1,0,0}, |
182 |
{"dls",0,0,0}, |
{"dls",0,0,0}, |
183 |
{"gig",0,0,0}, |
{"gig",0,0,0}, |
184 |
|
{"instrument",1,0,0}, |
185 |
|
{"inputclient",1,0,0}, |
186 |
{"help",0,0,0}, |
{"help",0,0,0}, |
187 |
{0,0,0,0} |
{0,0,0,0} |
188 |
}; |
}; |
199 |
fragmentsize = atoi(optarg); |
fragmentsize = atoi(optarg); |
200 |
break; |
break; |
201 |
case 2: |
case 2: |
202 |
patch_format = patch_format_dls; |
volume = atof(optarg); |
203 |
break; |
break; |
204 |
case 3: |
case 3: |
205 |
patch_format = patch_format_gig; |
patch_format = patch_format_dls; |
206 |
break; |
break; |
207 |
case 4: |
case 4: |
208 |
|
patch_format = patch_format_gig; |
209 |
|
break; |
210 |
|
case 5: |
211 |
|
instrument_index = atoi(optarg); |
212 |
|
break; |
213 |
|
case 6: |
214 |
|
input_client = optarg; |
215 |
|
break; |
216 |
|
case 7: |
217 |
printf("usage: linuxsampler [OPTIONS] <INSTRUMENTFILE>\n\n"); |
printf("usage: linuxsampler [OPTIONS] <INSTRUMENTFILE>\n\n"); |
218 |
|
printf("--gig loads a Gigasampler instrument\n"); |
219 |
|
printf("--dls loads a DLS instrument\n"); |
220 |
|
printf("--instrument index of the instrument in the instrument file if it\n"); |
221 |
|
printf(" contains more than one (default: 0)\n"); |
222 |
printf("--numfragments sets the number of audio fragments\n"); |
printf("--numfragments sets the number of audio fragments\n"); |
223 |
printf("--fragmentsize sets the fragment size\n"); |
printf("--fragmentsize sets the fragment size\n"); |
224 |
printf("--dls loads a DLS instrument\n"); |
printf("--volume sets global volume gain factor (a value > 1.0 means\n"); |
225 |
printf("--gig loads a Gigasampler instrument\n"); |
printf(" amplification, a value < 1.0 means attenuation,\n"); |
226 |
|
printf(" default: 0.25)\n"); |
227 |
|
printf("--inputclient connects to an Alsa sequencer input client on startup\n"); |
228 |
|
printf(" (e.g. 64:0 to connect to a client with ID 64 and port 0)\n"); |
229 |
exit(0); |
exit(0); |
230 |
break; |
break; |
231 |
} |
} |