2 |
// |
// |
3 |
/**************************************************************************** |
/**************************************************************************** |
4 |
liblscp - LinuxSampler Control Protocol API |
liblscp - LinuxSampler Control Protocol API |
5 |
Copyright (C) 2004, rncbc aka Rui Nuno Capela. All rights reserved. |
Copyright (C) 2004-2006, rncbc aka Rui Nuno Capela. All rights reserved. |
6 |
|
|
7 |
This library is free software; you can redistribute it and/or |
This library is free software; you can redistribute it and/or |
8 |
modify it under the terms of the GNU Lesser General Public |
modify it under the terms of the GNU Lesser General Public |
14 |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
15 |
Lesser General Public License for more details. |
Lesser General Public License for more details. |
16 |
|
|
17 |
You should have received a copy of the GNU Lesser General Public |
You should have received a copy of the GNU General Public License along |
18 |
License along with this library; if not, write to the Free Software |
with this program; if not, write to the Free Software Foundation, Inc., |
19 |
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
20 |
|
|
21 |
*****************************************************************************/ |
*****************************************************************************/ |
22 |
|
|
40 |
static void _lscp_client_evt_proc ( void *pvClient ) |
static void _lscp_client_evt_proc ( void *pvClient ) |
41 |
{ |
{ |
42 |
lscp_client_t *pClient = (lscp_client_t *) pvClient; |
lscp_client_t *pClient = (lscp_client_t *) pvClient; |
43 |
char achBuffer[LSCP_BUFSIZ]; |
|
44 |
int cchBuffer; |
fd_set fds; // File descriptor list for select(). |
45 |
|
int fd, fdmax; // Maximum file descriptor number. |
46 |
|
struct timeval tv; // For specifying a timeout value. |
47 |
|
int iSelect; // Holds select return status. |
48 |
|
int iTimeout; |
49 |
|
|
50 |
|
char achBuffer[LSCP_BUFSIZ]; |
51 |
|
int cchBuffer; |
52 |
const char *pszSeps = ":\r\n"; |
const char *pszSeps = ":\r\n"; |
53 |
char *pszToken; |
char * pszToken; |
54 |
char *pch; |
char * pch; |
55 |
int cchToken; |
int cchToken; |
56 |
lscp_event_t event; |
lscp_event_t event; |
57 |
|
|
58 |
#ifdef DEBUG |
#ifdef DEBUG |
60 |
#endif |
#endif |
61 |
|
|
62 |
while (pClient->evt.iState) { |
while (pClient->evt.iState) { |
63 |
|
|
64 |
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// Prepare for waiting on select... |
65 |
|
fd = (int) pClient->evt.sock; |
66 |
|
FD_ZERO(&fds); |
67 |
|
FD_SET((unsigned int) fd, &fds); |
68 |
|
fdmax = fd; |
69 |
|
|
70 |
|
// Use the timeout (x10) select feature ... |
71 |
|
iTimeout = 10 * pClient->iTimeout; |
72 |
|
if (iTimeout >= 1000) { |
73 |
|
tv.tv_sec = iTimeout / 1000; |
74 |
|
iTimeout -= tv.tv_sec * 1000; |
75 |
|
} |
76 |
|
else tv.tv_sec = 0; |
77 |
|
tv.tv_usec = iTimeout * 1000; |
78 |
|
|
79 |
// Wait for event... |
// Wait for event... |
80 |
cchBuffer = recv(pClient->evt.sock, achBuffer, sizeof(achBuffer), 0); |
iSelect = select(fdmax + 1, &fds, NULL, NULL, &tv); |
81 |
if (cchBuffer > 0) { |
if (iSelect > 0 && FD_ISSET(fd, &fds)) { |
82 |
// Make sure received buffer it's null terminated. |
// May recv now... |
83 |
achBuffer[cchBuffer] = (char) 0; |
cchBuffer = recv(pClient->evt.sock, achBuffer, sizeof(achBuffer), 0); |
84 |
// Parse for the notification event message... |
if (cchBuffer > 0) { |
85 |
pszToken = lscp_strtok(achBuffer, pszSeps, &(pch)); // Have "NOTIFY". |
// Make sure received buffer it's null terminated. |
86 |
if (strcasecmp(pszToken, "NOTIFY") == 0) { |
achBuffer[cchBuffer] = (char) 0; |
87 |
pszToken = lscp_strtok(NULL, pszSeps, &(pch)); |
// Parse for the notification event message... |
88 |
event = lscp_event_from_text(pszToken); |
pszToken = lscp_strtok(achBuffer, pszSeps, &(pch)); // Have "NOTIFY". |
89 |
// And pick the rest of data... |
if (strcasecmp(pszToken, "NOTIFY") == 0) { |
90 |
pszToken = lscp_strtok(NULL, pszSeps, &(pch)); |
pszToken = lscp_strtok(NULL, pszSeps, &(pch)); |
91 |
cchToken = (pszToken == NULL ? 0 : strlen(pszToken)); |
event = lscp_event_from_text(pszToken); |
92 |
// Double-check if we're really up to it... |
// And pick the rest of data... |
93 |
if (pClient->events & event) { |
pszToken = lscp_strtok(NULL, pszSeps, &(pch)); |
94 |
// Invoke the client event callback... |
cchToken = (pszToken == NULL ? 0 : strlen(pszToken)); |
95 |
if ((*pClient->pfnCallback)( |
// Double-check if we're really up to it... |
96 |
pClient, |
if (pClient->events & event) { |
97 |
event, |
// Invoke the client event callback... |
98 |
pszToken, |
if ((*pClient->pfnCallback)( |
99 |
cchToken, |
pClient, |
100 |
pClient->pvData) != LSCP_OK) { |
event, |
101 |
pClient->evt.iState = 0; |
pszToken, |
102 |
|
cchToken, |
103 |
|
pClient->pvData) != LSCP_OK) { |
104 |
|
pClient->evt.iState = 0; |
105 |
|
} |
106 |
} |
} |
107 |
} |
} |
108 |
|
} else { |
109 |
|
lscp_socket_perror("_lscp_client_evt_proc: recv"); |
110 |
|
pClient->evt.iState = 0; |
111 |
} |
} |
112 |
} else { |
} // Check if select has in error. |
113 |
lscp_socket_perror("_lscp_client_evt_proc: recv"); |
else if (iSelect < 0) { |
114 |
|
lscp_socket_perror("_lscp_client_evt_proc: select"); |
115 |
pClient->evt.iState = 0; |
pClient->evt.iState = 0; |
116 |
} |
} |
117 |
|
|
118 |
|
// Finally, always signal the event. |
119 |
|
lscp_cond_signal(pClient->cond); |
120 |
} |
} |
121 |
|
|
122 |
#ifdef DEBUG |
#ifdef DEBUG |
164 |
closesocket(sock); |
closesocket(sock); |
165 |
return LSCP_FAILED; |
return LSCP_FAILED; |
166 |
} |
} |
167 |
|
|
168 |
// Set our socket agent struct... |
// Set our socket agent struct... |
169 |
lscp_socket_agent_init(&(pClient->evt), sock, &addr, cAddr); |
lscp_socket_agent_init(&(pClient->evt), sock, &addr, cAddr); |
170 |
|
|
171 |
// And finally the service thread... |
// And finally the service thread... |
172 |
return lscp_socket_agent_start(&(pClient->evt), _lscp_client_evt_proc, pClient, 0); |
return lscp_socket_agent_start(&(pClient->evt), _lscp_client_evt_proc, pClient, 0); |
173 |
} |
} |
196 |
return LSCP_FAILED; |
return LSCP_FAILED; |
197 |
} |
} |
198 |
|
|
199 |
|
// Wait on response. |
200 |
|
lscp_cond_wait(pClient->cond, pClient->mutex); |
201 |
|
|
202 |
// Update as naively as we can... |
// Update as naively as we can... |
203 |
if (iSubscribe) |
if (iSubscribe) |
204 |
pClient->events |= event; |
pClient->events |= event; |
327 |
pClient->midi_devices = NULL; |
pClient->midi_devices = NULL; |
328 |
pClient->engines = NULL; |
pClient->engines = NULL; |
329 |
pClient->channels = NULL; |
pClient->channels = NULL; |
330 |
lscp_driver_info_init(&(pClient->audio_info)); |
pClient->midi_instruments = NULL; |
331 |
lscp_driver_info_init(&(pClient->midi_info)); |
lscp_driver_info_init(&(pClient->audio_driver_info)); |
332 |
|
lscp_driver_info_init(&(pClient->midi_driver_info)); |
333 |
|
lscp_device_info_init(&(pClient->audio_device_info)); |
334 |
|
lscp_device_info_init(&(pClient->midi_device_info)); |
335 |
|
lscp_param_info_init(&(pClient->audio_param_info)); |
336 |
|
lscp_param_info_init(&(pClient->midi_param_info)); |
337 |
|
lscp_device_port_info_init(&(pClient->audio_channel_info)); |
338 |
|
lscp_device_port_info_init(&(pClient->midi_port_info)); |
339 |
|
lscp_param_info_init(&(pClient->audio_channel_param_info)); |
340 |
|
lscp_param_info_init(&(pClient->midi_port_param_info)); |
341 |
|
lscp_server_info_init(&(pClient->server_info)); |
342 |
lscp_engine_info_init(&(pClient->engine_info)); |
lscp_engine_info_init(&(pClient->engine_info)); |
343 |
lscp_channel_info_init(&(pClient->channel_info)); |
lscp_channel_info_init(&(pClient->channel_info)); |
344 |
|
lscp_midi_instrument_info_init(&(pClient->midi_instrument_info)); |
345 |
// Initialize error stuff. |
// Initialize error stuff. |
346 |
pClient->pszResult = NULL; |
pClient->pszResult = NULL; |
347 |
pClient->iErrno = -1; |
pClient->iErrno = -1; |
350 |
pClient->iStreamCount = 0; |
pClient->iStreamCount = 0; |
351 |
// Default timeout value. |
// Default timeout value. |
352 |
pClient->iTimeout = LSCP_TIMEOUT_MSECS; |
pClient->iTimeout = LSCP_TIMEOUT_MSECS; |
353 |
|
pClient->iTimeoutCount = 0; |
354 |
|
|
355 |
// Initialize the transaction mutex. |
// Initialize the transaction mutex. |
356 |
lscp_mutex_init(pClient->mutex); |
lscp_mutex_init(pClient->mutex); |
357 |
|
lscp_cond_init(pClient->cond); |
358 |
|
|
359 |
// Finally we've some success... |
// Finally we've some success... |
360 |
return pClient; |
return pClient; |
400 |
|
|
401 |
// Lock this section up. |
// Lock this section up. |
402 |
lscp_mutex_lock(pClient->mutex); |
lscp_mutex_lock(pClient->mutex); |
403 |
|
|
404 |
// Free up all cached members. |
// Free up all cached members. |
405 |
lscp_channel_info_reset(&(pClient->channel_info)); |
lscp_midi_instrument_info_free(&(pClient->midi_instrument_info)); |
406 |
lscp_engine_info_reset(&(pClient->engine_info)); |
lscp_channel_info_free(&(pClient->channel_info)); |
407 |
lscp_driver_info_reset(&(pClient->midi_info)); |
lscp_engine_info_free(&(pClient->engine_info)); |
408 |
lscp_driver_info_reset(&(pClient->audio_info)); |
lscp_server_info_free(&(pClient->server_info)); |
409 |
|
lscp_param_info_free(&(pClient->midi_port_param_info)); |
410 |
|
lscp_param_info_free(&(pClient->audio_channel_param_info)); |
411 |
|
lscp_device_port_info_free(&(pClient->midi_port_info)); |
412 |
|
lscp_device_port_info_free(&(pClient->audio_channel_info)); |
413 |
|
lscp_param_info_free(&(pClient->midi_param_info)); |
414 |
|
lscp_param_info_free(&(pClient->audio_param_info)); |
415 |
|
lscp_device_info_free(&(pClient->midi_device_info)); |
416 |
|
lscp_device_info_free(&(pClient->audio_device_info)); |
417 |
|
lscp_driver_info_free(&(pClient->midi_driver_info)); |
418 |
|
lscp_driver_info_free(&(pClient->audio_driver_info)); |
419 |
// Free available engine table. |
// Free available engine table. |
420 |
lscp_szsplit_destroy(pClient->audio_drivers); |
lscp_szsplit_destroy(pClient->audio_drivers); |
421 |
lscp_szsplit_destroy(pClient->midi_drivers); |
lscp_szsplit_destroy(pClient->midi_drivers); |
423 |
lscp_isplit_destroy(pClient->midi_devices); |
lscp_isplit_destroy(pClient->midi_devices); |
424 |
lscp_szsplit_destroy(pClient->engines); |
lscp_szsplit_destroy(pClient->engines); |
425 |
lscp_isplit_destroy(pClient->channels); |
lscp_isplit_destroy(pClient->channels); |
426 |
|
lscp_midi_instruments_destroy(pClient->midi_instruments); |
427 |
// Make them null. |
// Make them null. |
428 |
pClient->audio_drivers = NULL; |
pClient->audio_drivers = NULL; |
429 |
pClient->midi_drivers = NULL; |
pClient->midi_drivers = NULL; |
430 |
|
pClient->audio_devices = NULL; |
431 |
|
pClient->midi_devices = NULL; |
432 |
pClient->engines = NULL; |
pClient->engines = NULL; |
433 |
|
pClient->channels = NULL; |
434 |
|
pClient->midi_instruments = NULL; |
435 |
// Free result error stuff. |
// Free result error stuff. |
436 |
lscp_client_set_result(pClient, NULL, 0); |
lscp_client_set_result(pClient, NULL, 0); |
437 |
// Frre stream usage stuff. |
// Free stream usage stuff. |
438 |
if (pClient->buffer_fill) |
if (pClient->buffer_fill) |
439 |
free(pClient->buffer_fill); |
free(pClient->buffer_fill); |
440 |
pClient->buffer_fill = NULL; |
pClient->buffer_fill = NULL; |
448 |
// Last but not least, free good ol'transaction mutex. |
// Last but not least, free good ol'transaction mutex. |
449 |
lscp_mutex_unlock(pClient->mutex); |
lscp_mutex_unlock(pClient->mutex); |
450 |
lscp_mutex_destroy(pClient->mutex); |
lscp_mutex_destroy(pClient->mutex); |
451 |
|
lscp_cond_destroy(pClient->cond); |
452 |
|
|
453 |
free(pClient); |
free(pClient); |
454 |
|
|
511 |
lscp_status_t lscp_client_query ( lscp_client_t *pClient, const char *pszQuery ) |
lscp_status_t lscp_client_query ( lscp_client_t *pClient, const char *pszQuery ) |
512 |
{ |
{ |
513 |
lscp_status_t ret; |
lscp_status_t ret; |
514 |
|
|
515 |
// Lock this section up. |
// Lock this section up. |
516 |
lscp_mutex_lock(pClient->mutex); |
lscp_mutex_lock(pClient->mutex); |
517 |
|
|
518 |
// Just make the now guarded call. |
// Just make the now guarded call. |
519 |
ret = lscp_client_call(pClient, pszQuery); |
ret = lscp_client_call(pClient, pszQuery, 0); |
520 |
|
|
521 |
// Unlock this section down. |
// Unlock this section down. |
522 |
lscp_mutex_unlock(pClient->mutex); |
lscp_mutex_unlock(pClient->mutex); |
523 |
|
|
524 |
return ret; |
return ret; |
525 |
} |
} |
526 |
|
|
564 |
|
|
565 |
/** |
/** |
566 |
* Register frontend for receiving event messages: |
* Register frontend for receiving event messages: |
567 |
* SUBSCRIBE CHANNELS | VOICE_COUNT | STREAM_COUNT | BUFFER_FILL |
* SUBSCRIBE CHANNEL_COUNT | VOICE_COUNT | STREAM_COUNT | BUFFER_FILL |
568 |
* | CHANNEL_INFO | MISCELLANEOUS |
* | CHANNEL_INFO | MISCELLANEOUS |
569 |
* |
* |
570 |
* @param pClient Pointer to client instance structure. |
* @param pClient Pointer to client instance structure. |
585 |
// If applicable, start the alternate connection... |
// If applicable, start the alternate connection... |
586 |
if (pClient->events == LSCP_EVENT_NONE) |
if (pClient->events == LSCP_EVENT_NONE) |
587 |
ret = _lscp_client_evt_connect(pClient); |
ret = _lscp_client_evt_connect(pClient); |
588 |
|
|
589 |
// Send the subscription commands. |
// Send the subscription commands. |
590 |
if (ret == LSCP_OK && (events & LSCP_EVENT_CHANNELS)) |
if (ret == LSCP_OK && (events & LSCP_EVENT_CHANNEL_COUNT)) |
591 |
ret = _lscp_client_evt_request(pClient, 1, LSCP_EVENT_CHANNELS); |
ret = _lscp_client_evt_request(pClient, 1, LSCP_EVENT_CHANNEL_COUNT); |
592 |
if (ret == LSCP_OK && (events & LSCP_EVENT_VOICE_COUNT)) |
if (ret == LSCP_OK && (events & LSCP_EVENT_VOICE_COUNT)) |
593 |
ret = _lscp_client_evt_request(pClient, 1, LSCP_EVENT_VOICE_COUNT); |
ret = _lscp_client_evt_request(pClient, 1, LSCP_EVENT_VOICE_COUNT); |
594 |
if (ret == LSCP_OK && (events & LSCP_EVENT_STREAM_COUNT)) |
if (ret == LSCP_OK && (events & LSCP_EVENT_STREAM_COUNT)) |
609 |
|
|
610 |
/** |
/** |
611 |
* Deregister frontend from receiving UDP event messages anymore: |
* Deregister frontend from receiving UDP event messages anymore: |
612 |
* SUBSCRIBE CHANNELS | VOICE_COUNT | STREAM_COUNT | BUFFER_FILL |
* SUBSCRIBE CHANNEL_COUNT | VOICE_COUNT | STREAM_COUNT | BUFFER_FILL |
613 |
* | CHANNEL_INFO | MISCELLANEOUS |
* | CHANNEL_INFO | MISCELLANEOUS |
614 |
* |
* |
615 |
* @param pClient Pointer to client instance structure. |
* @param pClient Pointer to client instance structure. |
628 |
lscp_mutex_lock(pClient->mutex); |
lscp_mutex_lock(pClient->mutex); |
629 |
|
|
630 |
// Send the unsubscription commands. |
// Send the unsubscription commands. |
631 |
if (ret == LSCP_OK && (events & LSCP_EVENT_CHANNELS)) |
if (ret == LSCP_OK && (events & LSCP_EVENT_CHANNEL_COUNT)) |
632 |
ret = _lscp_client_evt_request(pClient, 0, LSCP_EVENT_CHANNELS); |
ret = _lscp_client_evt_request(pClient, 0, LSCP_EVENT_CHANNEL_COUNT); |
633 |
if (ret == LSCP_OK && (events & LSCP_EVENT_VOICE_COUNT)) |
if (ret == LSCP_OK && (events & LSCP_EVENT_VOICE_COUNT)) |
634 |
ret = _lscp_client_evt_request(pClient, 0, LSCP_EVENT_VOICE_COUNT); |
ret = _lscp_client_evt_request(pClient, 0, LSCP_EVENT_VOICE_COUNT); |
635 |
if (ret == LSCP_OK && (events & LSCP_EVENT_STREAM_COUNT)) |
if (ret == LSCP_OK && (events & LSCP_EVENT_STREAM_COUNT)) |
652 |
} |
} |
653 |
|
|
654 |
|
|
655 |
|
/** |
656 |
|
* Getting current subscribed events. |
657 |
|
* |
658 |
|
* @param pClient Pointer to client instance structure. |
659 |
|
* |
660 |
|
* @returns The current subscrived bit-wise OR'ed event flags. |
661 |
|
*/ |
662 |
|
lscp_event_t lscp_client_get_events ( lscp_client_t *pClient ) |
663 |
|
{ |
664 |
|
if (pClient == NULL) |
665 |
|
return LSCP_EVENT_NONE; |
666 |
|
|
667 |
|
return pClient->events; |
668 |
|
} |
669 |
|
|
670 |
|
|
671 |
//------------------------------------------------------------------------- |
//------------------------------------------------------------------------- |
672 |
// Client command protocol functions. |
// Client command protocol functions. |
673 |
|
|
755 |
// Lock this section up. |
// Lock this section up. |
756 |
lscp_mutex_lock(pClient->mutex); |
lscp_mutex_lock(pClient->mutex); |
757 |
|
|
758 |
if (lscp_client_call(pClient, "GET CHANNELS\r\n") == LSCP_OK) |
if (lscp_client_call(pClient, "GET CHANNELS\r\n", 0) == LSCP_OK) |
759 |
iChannels = atoi(lscp_client_get_result(pClient)); |
iChannels = atoi(lscp_client_get_result(pClient)); |
760 |
|
|
761 |
// Unlock this section doen. |
// Unlock this section doen. |
780 |
|
|
781 |
if (pClient == NULL) |
if (pClient == NULL) |
782 |
return NULL; |
return NULL; |
783 |
|
|
784 |
// Lock this section up. |
// Lock this section up. |
785 |
lscp_mutex_lock(pClient->mutex); |
lscp_mutex_lock(pClient->mutex); |
786 |
|
|
789 |
pClient->channels = NULL; |
pClient->channels = NULL; |
790 |
} |
} |
791 |
|
|
792 |
if (lscp_client_call(pClient, "LIST CHANNELS\r\n") == LSCP_OK) |
if (lscp_client_call(pClient, "LIST CHANNELS\r\n", 0) == LSCP_OK) |
793 |
pClient->channels = lscp_isplit_create(lscp_client_get_result(pClient), pszSeps); |
pClient->channels = lscp_isplit_create(lscp_client_get_result(pClient), pszSeps); |
794 |
|
|
795 |
// Unlock this section down. |
// Unlock this section down. |
815 |
// Lock this section up. |
// Lock this section up. |
816 |
lscp_mutex_lock(pClient->mutex); |
lscp_mutex_lock(pClient->mutex); |
817 |
|
|
818 |
if (lscp_client_call(pClient, "ADD CHANNEL\r\n") == LSCP_OK) |
if (lscp_client_call(pClient, "ADD CHANNEL\r\n", 0) == LSCP_OK) |
819 |
iSamplerChannel = atoi(lscp_client_get_result(pClient)); |
iSamplerChannel = atoi(lscp_client_get_result(pClient)); |
820 |
|
|
821 |
// Unlock this section down. |
// Unlock this section down. |
822 |
lscp_mutex_unlock(pClient->mutex); |
lscp_mutex_unlock(pClient->mutex); |
823 |
|
|
847 |
|
|
848 |
|
|
849 |
/** |
/** |
850 |
* Getting all available engines: |
* Getting all available engines count: |
851 |
* GET AVAILABLE_ENGINES |
* GET AVAILABLE_ENGINES |
852 |
* |
* |
853 |
* @param pClient Pointer to client instance structure. |
* @param pClient Pointer to client instance structure. |
854 |
* |
* |
855 |
|
* @returns The current total number of sampler engines on success, |
856 |
|
* -1 otherwise. |
857 |
|
*/ |
858 |
|
int lscp_get_available_engines ( lscp_client_t *pClient ) |
859 |
|
{ |
860 |
|
int iAvailableEngines = -1; |
861 |
|
|
862 |
|
// Lock this section up. |
863 |
|
lscp_mutex_lock(pClient->mutex); |
864 |
|
|
865 |
|
if (lscp_client_call(pClient, "GET AVAILABLE_ENGINES\r\n", 0) == LSCP_OK) |
866 |
|
iAvailableEngines = atoi(lscp_client_get_result(pClient)); |
867 |
|
|
868 |
|
// Unlock this section down. |
869 |
|
lscp_mutex_unlock(pClient->mutex); |
870 |
|
|
871 |
|
return iAvailableEngines; |
872 |
|
} |
873 |
|
|
874 |
|
|
875 |
|
/** |
876 |
|
* Getting all available engines: |
877 |
|
* LIST AVAILABLE_ENGINES |
878 |
|
* |
879 |
|
* @param pClient Pointer to client instance structure. |
880 |
|
* |
881 |
* @returns A NULL terminated array of engine name strings, |
* @returns A NULL terminated array of engine name strings, |
882 |
* or NULL in case of failure. |
* or NULL in case of failure. |
883 |
*/ |
*/ |
884 |
const char **lscp_get_available_engines ( lscp_client_t *pClient ) |
const char **lscp_list_available_engines ( lscp_client_t *pClient ) |
885 |
{ |
{ |
886 |
const char *pszSeps = ","; |
const char *pszSeps = ","; |
887 |
|
|
893 |
pClient->engines = NULL; |
pClient->engines = NULL; |
894 |
} |
} |
895 |
|
|
896 |
if (lscp_client_call(pClient, "GET AVAILABLE_ENGINES\r\n") == LSCP_OK) |
if (lscp_client_call(pClient, "LIST AVAILABLE_ENGINES\r\n", 0) == LSCP_OK) |
897 |
pClient->engines = lscp_szsplit_create(lscp_client_get_result(pClient), pszSeps); |
pClient->engines = lscp_szsplit_create(lscp_client_get_result(pClient), pszSeps); |
898 |
|
|
899 |
// Unlock this section down. |
// Unlock this section down. |
933 |
lscp_engine_info_reset(pEngineInfo); |
lscp_engine_info_reset(pEngineInfo); |
934 |
|
|
935 |
sprintf(szQuery, "GET ENGINE INFO %s\r\n", pszEngineName); |
sprintf(szQuery, "GET ENGINE INFO %s\r\n", pszEngineName); |
936 |
if (lscp_client_call(pClient, szQuery) == LSCP_OK) { |
if (lscp_client_call(pClient, szQuery, 1) == LSCP_OK) { |
937 |
pszResult = lscp_client_get_result(pClient); |
pszResult = lscp_client_get_result(pClient); |
938 |
pszToken = lscp_strtok((char *) pszResult, pszSeps, &(pch)); |
pszToken = lscp_strtok((char *) pszResult, pszSeps, &(pch)); |
939 |
while (pszToken) { |
while (pszToken) { |
940 |
if (strcasecmp(pszToken, "DESCRIPTION") == 0) { |
if (strcasecmp(pszToken, "DESCRIPTION") == 0) { |
941 |
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
942 |
if (pszToken) |
if (pszToken) |
943 |
pEngineInfo->description = lscp_unquote(&pszToken, 1); |
lscp_unquote_dup(&(pEngineInfo->description), &pszToken); |
944 |
} |
} |
945 |
else if (strcasecmp(pszToken, "VERSION") == 0) { |
else if (strcasecmp(pszToken, "VERSION") == 0) { |
946 |
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
947 |
if (pszToken) |
if (pszToken) |
948 |
pEngineInfo->version = lscp_unquote(&pszToken, 1); |
lscp_unquote_dup(&(pEngineInfo->version), &pszToken); |
949 |
} |
} |
950 |
pszToken = lscp_strtok(NULL, pszSeps, &(pch)); |
pszToken = lscp_strtok(NULL, pszSeps, &(pch)); |
951 |
} |
} |
952 |
} |
} |
953 |
else pEngineInfo = NULL; |
else pEngineInfo = NULL; |
954 |
|
|
955 |
// Unlock this section down. |
// Unlock this section down. |
956 |
lscp_mutex_unlock(pClient->mutex); |
lscp_mutex_unlock(pClient->mutex); |
957 |
|
|
984 |
|
|
985 |
// Lock this section up. |
// Lock this section up. |
986 |
lscp_mutex_lock(pClient->mutex); |
lscp_mutex_lock(pClient->mutex); |
987 |
|
|
988 |
pChannelInfo = &(pClient->channel_info); |
pChannelInfo = &(pClient->channel_info); |
989 |
lscp_channel_info_reset(pChannelInfo); |
lscp_channel_info_reset(pChannelInfo); |
990 |
|
|
991 |
sprintf(szQuery, "GET CHANNEL INFO %d\r\n", iSamplerChannel); |
sprintf(szQuery, "GET CHANNEL INFO %d\r\n", iSamplerChannel); |
992 |
if (lscp_client_call(pClient, szQuery) == LSCP_OK) { |
if (lscp_client_call(pClient, szQuery, 1) == LSCP_OK) { |
993 |
pszResult = lscp_client_get_result(pClient); |
pszResult = lscp_client_get_result(pClient); |
994 |
pszToken = lscp_strtok((char *) pszResult, pszSeps, &(pch)); |
pszToken = lscp_strtok((char *) pszResult, pszSeps, &(pch)); |
995 |
while (pszToken) { |
while (pszToken) { |
996 |
if (strcasecmp(pszToken, "ENGINE_NAME") == 0) { |
if (strcasecmp(pszToken, "ENGINE_NAME") == 0) { |
997 |
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
998 |
if (pszToken) |
if (pszToken) |
999 |
pChannelInfo->engine_name = lscp_unquote(&pszToken, 1); |
lscp_unquote_dup(&(pChannelInfo->engine_name), &pszToken); |
1000 |
} |
} |
1001 |
else if (strcasecmp(pszToken, "AUDIO_OUTPUT_DEVICE") == 0) { |
else if (strcasecmp(pszToken, "AUDIO_OUTPUT_DEVICE") == 0) { |
1002 |
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
1010 |
} |
} |
1011 |
else if (strcasecmp(pszToken, "AUDIO_OUTPUT_ROUTING") == 0) { |
else if (strcasecmp(pszToken, "AUDIO_OUTPUT_ROUTING") == 0) { |
1012 |
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
1013 |
if (pszToken) |
if (pszToken) { |
1014 |
|
if (pChannelInfo->audio_routing) |
1015 |
|
lscp_szsplit_destroy(pChannelInfo->audio_routing); |
1016 |
pChannelInfo->audio_routing = lscp_szsplit_create(pszToken, ","); |
pChannelInfo->audio_routing = lscp_szsplit_create(pszToken, ","); |
1017 |
|
} |
1018 |
} |
} |
1019 |
else if (strcasecmp(pszToken, "INSTRUMENT_FILE") == 0) { |
else if (strcasecmp(pszToken, "INSTRUMENT_FILE") == 0) { |
1020 |
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
1021 |
if (pszToken) |
if (pszToken) |
1022 |
pChannelInfo->instrument_file = lscp_unquote(&pszToken, 1); |
lscp_unquote_dup(&(pChannelInfo->instrument_file), &pszToken); |
1023 |
} |
} |
1024 |
else if (strcasecmp(pszToken, "INSTRUMENT_NR") == 0) { |
else if (strcasecmp(pszToken, "INSTRUMENT_NR") == 0) { |
1025 |
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
1026 |
if (pszToken) |
if (pszToken) |
1027 |
pChannelInfo->instrument_nr = atoi(lscp_ltrim(pszToken)); |
pChannelInfo->instrument_nr = atoi(lscp_ltrim(pszToken)); |
1028 |
} |
} |
1029 |
|
else if (strcasecmp(pszToken, "INSTRUMENT_NAME") == 0) { |
1030 |
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
1031 |
|
if (pszToken) |
1032 |
|
lscp_unquote_dup(&(pChannelInfo->instrument_name), &pszToken); |
1033 |
|
} |
1034 |
else if (strcasecmp(pszToken, "INSTRUMENT_STATUS") == 0) { |
else if (strcasecmp(pszToken, "INSTRUMENT_STATUS") == 0) { |
1035 |
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
1036 |
if (pszToken) |
if (pszToken) |
1048 |
} |
} |
1049 |
else if (strcasecmp(pszToken, "MIDI_INPUT_CHANNEL") == 0) { |
else if (strcasecmp(pszToken, "MIDI_INPUT_CHANNEL") == 0) { |
1050 |
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
1051 |
if (pszToken) |
if (pszToken) { |
1052 |
pChannelInfo->midi_channel = atoi(lscp_ltrim(pszToken)); |
pszToken = lscp_ltrim(pszToken); |
1053 |
|
if (strcasecmp(pszToken, "ALL") == 0) |
1054 |
|
pChannelInfo->midi_channel = LSCP_MIDI_CHANNEL_ALL; |
1055 |
|
else |
1056 |
|
pChannelInfo->midi_channel = atoi(pszToken); |
1057 |
|
} |
1058 |
} |
} |
1059 |
else if (strcasecmp(pszToken, "VOLUME") == 0) { |
else if (strcasecmp(pszToken, "VOLUME") == 0) { |
1060 |
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
1061 |
if (pszToken) |
if (pszToken) |
1062 |
pChannelInfo->volume = (float) atof(lscp_ltrim(pszToken)); |
pChannelInfo->volume = (float) atof(lscp_ltrim(pszToken)); |
1063 |
} |
} |
1064 |
|
else if (strcasecmp(pszToken, "MUTE") == 0) { |
1065 |
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
1066 |
|
if (pszToken) |
1067 |
|
pChannelInfo->mute = (strcasecmp(lscp_unquote(&pszToken, 0), "TRUE") == 0); |
1068 |
|
} |
1069 |
|
else if (strcasecmp(pszToken, "SOLO") == 0) { |
1070 |
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
1071 |
|
if (pszToken) |
1072 |
|
pChannelInfo->solo = (strcasecmp(lscp_unquote(&pszToken, 0), "TRUE") == 0); |
1073 |
|
} |
1074 |
pszToken = lscp_strtok(NULL, pszSeps, &(pch)); |
pszToken = lscp_strtok(NULL, pszSeps, &(pch)); |
1075 |
} |
} |
1076 |
} |
} |
1077 |
else pChannelInfo = NULL; |
else pChannelInfo = NULL; |
1078 |
|
|
1079 |
// Unlock this section up. |
// Unlock this section up. |
1080 |
lscp_mutex_unlock(pClient->mutex); |
lscp_mutex_unlock(pClient->mutex); |
1081 |
|
|
1104 |
lscp_mutex_lock(pClient->mutex); |
lscp_mutex_lock(pClient->mutex); |
1105 |
|
|
1106 |
sprintf(szQuery, "GET CHANNEL VOICE_COUNT %d\r\n", iSamplerChannel); |
sprintf(szQuery, "GET CHANNEL VOICE_COUNT %d\r\n", iSamplerChannel); |
1107 |
if (lscp_client_call(pClient, szQuery) == LSCP_OK) |
if (lscp_client_call(pClient, szQuery, 0) == LSCP_OK) |
1108 |
iVoiceCount = atoi(lscp_client_get_result(pClient)); |
iVoiceCount = atoi(lscp_client_get_result(pClient)); |
1109 |
|
|
1110 |
// Unlock this section down. |
// Unlock this section down. |
1118 |
* Current number of active disk streams: |
* Current number of active disk streams: |
1119 |
* GET CHANNEL STREAM_COUNT <sampler-channel> |
* GET CHANNEL STREAM_COUNT <sampler-channel> |
1120 |
* |
* |
1121 |
|
* @param pClient Pointer to client instance structure. |
1122 |
|
* @param iSamplerChannel Sampler channel number. |
1123 |
|
* |
1124 |
* @returns The number of active disk streams on success, -1 otherwise. |
* @returns The number of active disk streams on success, -1 otherwise. |
1125 |
*/ |
*/ |
1126 |
int lscp_get_channel_stream_count ( lscp_client_t *pClient, int iSamplerChannel ) |
int lscp_get_channel_stream_count ( lscp_client_t *pClient, int iSamplerChannel ) |
1135 |
lscp_mutex_lock(pClient->mutex); |
lscp_mutex_lock(pClient->mutex); |
1136 |
|
|
1137 |
sprintf(szQuery, "GET CHANNEL STREAM_COUNT %d\r\n", iSamplerChannel); |
sprintf(szQuery, "GET CHANNEL STREAM_COUNT %d\r\n", iSamplerChannel); |
1138 |
if (lscp_client_call(pClient, szQuery) == LSCP_OK) |
if (lscp_client_call(pClient, szQuery, 0) == LSCP_OK) |
1139 |
iStreamCount = atoi(lscp_client_get_result(pClient)); |
iStreamCount = atoi(lscp_client_get_result(pClient)); |
1140 |
|
|
1141 |
// Unlock this section down. |
// Unlock this section down. |
1146 |
|
|
1147 |
|
|
1148 |
/** |
/** |
1149 |
|
* Current least usage of active disk streams. |
1150 |
|
* |
1151 |
|
* @param pClient Pointer to client instance structure. |
1152 |
|
* @param iSamplerChannel Sampler channel number. |
1153 |
|
* |
1154 |
|
* @returns The usage percentage of the least filled active disk stream |
1155 |
|
* on success, -1 otherwise. |
1156 |
|
*/ |
1157 |
|
int lscp_get_channel_stream_usage ( lscp_client_t *pClient, int iSamplerChannel ) |
1158 |
|
{ |
1159 |
|
char szQuery[LSCP_BUFSIZ]; |
1160 |
|
int iStreamUsage = -1; |
1161 |
|
const char *pszResult; |
1162 |
|
const char *pszSeps = "[]%,"; |
1163 |
|
char *pszToken; |
1164 |
|
char *pch; |
1165 |
|
int iStream; |
1166 |
|
int iPercent; |
1167 |
|
|
1168 |
|
if (iSamplerChannel < 0) |
1169 |
|
return iStreamUsage; |
1170 |
|
|
1171 |
|
// Lock this section up. |
1172 |
|
lscp_mutex_lock(pClient->mutex); |
1173 |
|
|
1174 |
|
iStream = 0; |
1175 |
|
sprintf(szQuery, "GET CHANNEL BUFFER_FILL PERCENTAGE %d\r\n", iSamplerChannel); |
1176 |
|
if (lscp_client_call(pClient, szQuery, 0) == LSCP_OK) { |
1177 |
|
pszResult = lscp_client_get_result(pClient); |
1178 |
|
pszToken = lscp_strtok((char *) pszResult, pszSeps, &(pch)); |
1179 |
|
while (pszToken) { |
1180 |
|
if (*pszToken) { |
1181 |
|
// Skip stream id. |
1182 |
|
pszToken = lscp_strtok(NULL, pszSeps, &(pch)); |
1183 |
|
if (pszToken == NULL) |
1184 |
|
break; |
1185 |
|
// Get least buffer fill percentage. |
1186 |
|
iPercent = atol(pszToken); |
1187 |
|
if (iStreamUsage > iPercent || iStream == 0) |
1188 |
|
iStreamUsage = iPercent; |
1189 |
|
iStream++; |
1190 |
|
} |
1191 |
|
pszToken = lscp_strtok(NULL, pszSeps, &(pch)); |
1192 |
|
} |
1193 |
|
} |
1194 |
|
|
1195 |
|
// Unlock this section down. |
1196 |
|
lscp_mutex_unlock(pClient->mutex); |
1197 |
|
|
1198 |
|
return iStreamUsage; |
1199 |
|
} |
1200 |
|
|
1201 |
|
|
1202 |
|
/** |
1203 |
* Current fill state of disk stream buffers: |
* Current fill state of disk stream buffers: |
1204 |
* GET CHANNEL BUFFER_FILL {BYTES|PERCENTAGE} <sampler-channel> |
* GET CHANNEL BUFFER_FILL {BYTES|PERCENTAGE} <sampler-channel> |
1205 |
* |
* |
1250 |
iStream = 0; |
iStream = 0; |
1251 |
pBufferFill = pClient->buffer_fill; |
pBufferFill = pClient->buffer_fill; |
1252 |
sprintf(szQuery, "GET CHANNEL BUFFER_FILL %s %d\r\n", pszUsageType, iSamplerChannel); |
sprintf(szQuery, "GET CHANNEL BUFFER_FILL %s %d\r\n", pszUsageType, iSamplerChannel); |
1253 |
if (lscp_client_call(pClient, szQuery) == LSCP_OK) { |
if (lscp_client_call(pClient, szQuery, 0) == LSCP_OK) { |
1254 |
pszResult = lscp_client_get_result(pClient); |
pszResult = lscp_client_get_result(pClient); |
1255 |
pszToken = lscp_strtok((char *) pszResult, pszSeps, &(pch)); |
pszToken = lscp_strtok((char *) pszResult, pszSeps, &(pch)); |
1256 |
while (pszToken && iStream < pClient->iStreamCount) { |
while (pszToken && iStream < pClient->iStreamCount) { |
1268 |
else while (iStream < pClient->iStreamCount) |
else while (iStream < pClient->iStreamCount) |
1269 |
pBufferFill[iStream++].stream_usage = 0; |
pBufferFill[iStream++].stream_usage = 0; |
1270 |
} |
} |
1271 |
|
|
1272 |
// Unlock this section down. |
// Unlock this section down. |
1273 |
lscp_mutex_unlock(pClient->mutex); |
lscp_mutex_unlock(pClient->mutex); |
1274 |
|
|
1283 |
* @param pClient Pointer to client instance structure. |
* @param pClient Pointer to client instance structure. |
1284 |
* @param iSamplerChannel Sampler channel number. |
* @param iSamplerChannel Sampler channel number. |
1285 |
* @param pszAudioDriver Audio output driver type (e.g. "ALSA" or "JACK"). |
* @param pszAudioDriver Audio output driver type (e.g. "ALSA" or "JACK"). |
1286 |
|
* |
1287 |
|
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
1288 |
*/ |
*/ |
1289 |
lscp_status_t lscp_set_channel_audio_type ( lscp_client_t *pClient, int iSamplerChannel, const char *pszAudioDriver ) |
lscp_status_t lscp_set_channel_audio_type ( lscp_client_t *pClient, int iSamplerChannel, const char *pszAudioDriver ) |
1290 |
{ |
{ |
1305 |
* @param pClient Pointer to client instance structure. |
* @param pClient Pointer to client instance structure. |
1306 |
* @param iSamplerChannel Sampler channel number. |
* @param iSamplerChannel Sampler channel number. |
1307 |
* @param iAudioDevice Audio output device number identifier. |
* @param iAudioDevice Audio output device number identifier. |
1308 |
|
* |
1309 |
|
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
1310 |
*/ |
*/ |
1311 |
lscp_status_t lscp_set_channel_audio_device ( lscp_client_t *pClient, int iSamplerChannel, int iAudioDevice ) |
lscp_status_t lscp_set_channel_audio_device ( lscp_client_t *pClient, int iSamplerChannel, int iAudioDevice ) |
1312 |
{ |
{ |
1338 |
if (iSamplerChannel < 0 || iAudioOut < 0 || iAudioIn < 0) |
if (iSamplerChannel < 0 || iAudioOut < 0 || iAudioIn < 0) |
1339 |
return LSCP_FAILED; |
return LSCP_FAILED; |
1340 |
|
|
1341 |
sprintf(szQuery, "SET CHANNEL AUDIO_OUTPUT_CHANNELS %d %d %d\r\n", iSamplerChannel, iAudioOut, iAudioIn); |
sprintf(szQuery, "SET CHANNEL AUDIO_OUTPUT_CHANNEL %d %d %d\r\n", iSamplerChannel, iAudioOut, iAudioIn); |
1342 |
return lscp_client_query(pClient, szQuery); |
return lscp_client_query(pClient, szQuery); |
1343 |
} |
} |
1344 |
|
|
1372 |
* @param pClient Pointer to client instance structure. |
* @param pClient Pointer to client instance structure. |
1373 |
* @param iSamplerChannel Sampler channel number. |
* @param iSamplerChannel Sampler channel number. |
1374 |
* @param iMidiDevice MIDI input device number identifier. |
* @param iMidiDevice MIDI input device number identifier. |
1375 |
|
* |
1376 |
|
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
1377 |
*/ |
*/ |
1378 |
lscp_status_t lscp_set_channel_midi_device ( lscp_client_t *pClient, int iSamplerChannel, int iMidiDevice ) |
lscp_status_t lscp_set_channel_midi_device ( lscp_client_t *pClient, int iSamplerChannel, int iMidiDevice ) |
1379 |
{ |
{ |
1415 |
* |
* |
1416 |
* @param pClient Pointer to client instance structure. |
* @param pClient Pointer to client instance structure. |
1417 |
* @param iSamplerChannel Sampler channel number. |
* @param iSamplerChannel Sampler channel number. |
1418 |
* @param iMidiChannel MIDI channel number to listen (1-16) or |
* @param iMidiChannel MIDI channel address number to listen (0-15) or |
1419 |
* zero (0) to listen on all channels. |
* LSCP_MIDI_CHANNEL_ALL (16) to listen on all channels. |
1420 |
* |
* |
1421 |
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
1422 |
*/ |
*/ |
1427 |
if (iSamplerChannel < 0 || iMidiChannel < 0 || iMidiChannel > 16) |
if (iSamplerChannel < 0 || iMidiChannel < 0 || iMidiChannel > 16) |
1428 |
return LSCP_FAILED; |
return LSCP_FAILED; |
1429 |
|
|
1430 |
if (iMidiChannel > 0) |
if (iMidiChannel == LSCP_MIDI_CHANNEL_ALL) |
|
sprintf(szQuery, "SET CHANNEL MIDI_INPUT_CHANNEL %d %d\r\n", iSamplerChannel, iMidiChannel); |
|
|
else |
|
1431 |
sprintf(szQuery, "SET CHANNEL MIDI_INPUT_CHANNEL %d ALL\r\n", iSamplerChannel); |
sprintf(szQuery, "SET CHANNEL MIDI_INPUT_CHANNEL %d ALL\r\n", iSamplerChannel); |
1432 |
|
else |
1433 |
|
sprintf(szQuery, "SET CHANNEL MIDI_INPUT_CHANNEL %d %d\r\n", iSamplerChannel, iMidiChannel); |
1434 |
return lscp_client_query(pClient, szQuery); |
return lscp_client_query(pClient, szQuery); |
1435 |
} |
} |
1436 |
|
|
1460 |
|
|
1461 |
|
|
1462 |
/** |
/** |
1463 |
|
* Muting a sampler channel: |
1464 |
|
* SET CHANNEL MUTE <sampler-channel> <mute> |
1465 |
|
* |
1466 |
|
* @param pClient Pointer to client instance structure. |
1467 |
|
* @param iSamplerChannel Sampler channel number. |
1468 |
|
* @param iMute Sampler channel mute state as a boolean value, |
1469 |
|
* either 1 (one) to mute the channel or 0 (zero) |
1470 |
|
* to unmute the channel. |
1471 |
|
* |
1472 |
|
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
1473 |
|
*/ |
1474 |
|
lscp_status_t lscp_set_channel_mute ( lscp_client_t *pClient, int iSamplerChannel, int iMute ) |
1475 |
|
{ |
1476 |
|
char szQuery[LSCP_BUFSIZ]; |
1477 |
|
|
1478 |
|
if (iSamplerChannel < 0 || iMute < 0 || iMute > 1) |
1479 |
|
return LSCP_FAILED; |
1480 |
|
|
1481 |
|
sprintf(szQuery, "SET CHANNEL MUTE %d %d\r\n", iSamplerChannel, iMute); |
1482 |
|
return lscp_client_query(pClient, szQuery); |
1483 |
|
} |
1484 |
|
|
1485 |
|
|
1486 |
|
/** |
1487 |
|
* Soloing a sampler channel: |
1488 |
|
* SET CHANNEL SOLO <sampler-channel> <solo> |
1489 |
|
* |
1490 |
|
* @param pClient Pointer to client instance structure. |
1491 |
|
* @param iSamplerChannel Sampler channel number. |
1492 |
|
* @param iSolo Sampler channel solo state as a boolean value, |
1493 |
|
* either 1 (one) to solo the channel or 0 (zero) |
1494 |
|
* to unsolo the channel. |
1495 |
|
* |
1496 |
|
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
1497 |
|
*/ |
1498 |
|
lscp_status_t lscp_set_channel_solo ( lscp_client_t *pClient, int iSamplerChannel, int iSolo ) |
1499 |
|
{ |
1500 |
|
char szQuery[LSCP_BUFSIZ]; |
1501 |
|
|
1502 |
|
if (iSamplerChannel < 0 || iSolo < 0 || iSolo > 1) |
1503 |
|
return LSCP_FAILED; |
1504 |
|
|
1505 |
|
sprintf(szQuery, "SET CHANNEL SOLO %d %d\r\n", iSamplerChannel, iSolo); |
1506 |
|
return lscp_client_query(pClient, szQuery); |
1507 |
|
} |
1508 |
|
|
1509 |
|
|
1510 |
|
/** |
1511 |
* Resetting a sampler channel: |
* Resetting a sampler channel: |
1512 |
* RESET CHANNEL <sampler-channel> |
* RESET CHANNEL <sampler-channel> |
1513 |
* |
* |
1528 |
} |
} |
1529 |
|
|
1530 |
|
|
1531 |
|
/** |
1532 |
|
* Resetting the sampler: |
1533 |
|
* RESET |
1534 |
|
* |
1535 |
|
* @param pClient Pointer to client instance structure. |
1536 |
|
* |
1537 |
|
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
1538 |
|
*/ |
1539 |
|
lscp_status_t lscp_reset_sampler ( lscp_client_t *pClient ) |
1540 |
|
{ |
1541 |
|
return lscp_client_query(pClient, "RESET\r\n"); |
1542 |
|
} |
1543 |
|
|
1544 |
|
|
1545 |
|
/** |
1546 |
|
* Getting information about the server. |
1547 |
|
* GET SERVER INFO |
1548 |
|
* |
1549 |
|
* @param pClient Pointer to client instance structure. |
1550 |
|
* |
1551 |
|
* @returns A pointer to a @ref lscp_server_info_t structure, with all the |
1552 |
|
* information of the current connected server, or NULL in case of failure. |
1553 |
|
*/ |
1554 |
|
lscp_server_info_t *lscp_get_server_info ( lscp_client_t *pClient ) |
1555 |
|
{ |
1556 |
|
lscp_server_info_t *pServerInfo; |
1557 |
|
const char *pszResult; |
1558 |
|
const char *pszSeps = ":"; |
1559 |
|
const char *pszCrlf = "\r\n"; |
1560 |
|
char *pszToken; |
1561 |
|
char *pch; |
1562 |
|
|
1563 |
|
// Lock this section up. |
1564 |
|
lscp_mutex_lock(pClient->mutex); |
1565 |
|
|
1566 |
|
pServerInfo = &(pClient->server_info); |
1567 |
|
lscp_server_info_reset(pServerInfo); |
1568 |
|
|
1569 |
|
if (lscp_client_call(pClient, "GET SERVER INFO\r\n", 1) == LSCP_OK) { |
1570 |
|
pszResult = lscp_client_get_result(pClient); |
1571 |
|
pszToken = lscp_strtok((char *) pszResult, pszSeps, &(pch)); |
1572 |
|
while (pszToken) { |
1573 |
|
if (strcasecmp(pszToken, "DESCRIPTION") == 0) { |
1574 |
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
1575 |
|
if (pszToken) |
1576 |
|
lscp_unquote_dup(&(pServerInfo->description), &pszToken); |
1577 |
|
} |
1578 |
|
else if (strcasecmp(pszToken, "VERSION") == 0) { |
1579 |
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
1580 |
|
if (pszToken) |
1581 |
|
lscp_unquote_dup(&(pServerInfo->version), &pszToken); |
1582 |
|
} |
1583 |
|
pszToken = lscp_strtok(NULL, pszSeps, &(pch)); |
1584 |
|
} |
1585 |
|
} |
1586 |
|
else pServerInfo = NULL; |
1587 |
|
|
1588 |
|
// Unlock this section down. |
1589 |
|
lscp_mutex_unlock(pClient->mutex); |
1590 |
|
|
1591 |
|
return pServerInfo; |
1592 |
|
} |
1593 |
|
|
1594 |
|
|
1595 |
|
/** |
1596 |
|
* Current total number of active voices: |
1597 |
|
* GET TOTAL_VOICE_COUNT |
1598 |
|
* |
1599 |
|
* @param pClient Pointer to client instance structure. |
1600 |
|
* |
1601 |
|
* @returns The total number of voices currently active, |
1602 |
|
* -1 in case of failure. |
1603 |
|
*/ |
1604 |
|
int lscp_get_total_voice_count ( lscp_client_t *pClient ) |
1605 |
|
{ |
1606 |
|
int iVoiceCount = -1; |
1607 |
|
|
1608 |
|
// Lock this section up. |
1609 |
|
lscp_mutex_lock(pClient->mutex); |
1610 |
|
|
1611 |
|
if (lscp_client_call(pClient, "GET TOTAL_VOICE_COUNT\r\n", 0) == LSCP_OK) |
1612 |
|
iVoiceCount = atoi(lscp_client_get_result(pClient)); |
1613 |
|
|
1614 |
|
// Unlock this section down. |
1615 |
|
lscp_mutex_unlock(pClient->mutex); |
1616 |
|
|
1617 |
|
return iVoiceCount; |
1618 |
|
} |
1619 |
|
|
1620 |
|
|
1621 |
|
/** |
1622 |
|
* Maximum amount of active voices: |
1623 |
|
* GET TOTAL_VOICE_COUNT_MAX |
1624 |
|
* |
1625 |
|
* @param pClient Pointer to client instance structure. |
1626 |
|
* |
1627 |
|
* @returns The maximum amount of voices currently active, |
1628 |
|
* -1 in case of failure. |
1629 |
|
*/ |
1630 |
|
int lscp_get_total_voice_count_max ( lscp_client_t *pClient ) |
1631 |
|
{ |
1632 |
|
int iVoiceCount = -1; |
1633 |
|
|
1634 |
|
// Lock this section up. |
1635 |
|
lscp_mutex_lock(pClient->mutex); |
1636 |
|
|
1637 |
|
if (lscp_client_call(pClient, "GET TOTAL_VOICE_COUNT_MAX\r\n", 0) == LSCP_OK) |
1638 |
|
iVoiceCount = atoi(lscp_client_get_result(pClient)); |
1639 |
|
|
1640 |
|
// Unlock this section down. |
1641 |
|
lscp_mutex_unlock(pClient->mutex); |
1642 |
|
|
1643 |
|
return iVoiceCount; |
1644 |
|
} |
1645 |
|
|
1646 |
|
|
1647 |
|
/** |
1648 |
|
* Create or replace a MIDI instrumnet map entry: |
1649 |
|
* MAP MIDI_INSTRUMENT <midi-bank-msb> <midi-bank-lsb> <midi-prog> |
1650 |
|
* <engine-name> <filename> <instr-index> <volume> <load-mode> [<name>] |
1651 |
|
* |
1652 |
|
* @param pClient Pointer to client instance structure. |
1653 |
|
* @param pMidiInstr MIDI instrument bank and program parameter key. |
1654 |
|
* @param pszEngineName Engine name. |
1655 |
|
* @param pszFileName Instrument file name. |
1656 |
|
* @param iInstrIndex Instrument index number. |
1657 |
|
* @param fVolume Reflects the master volume of the instrument as |
1658 |
|
* a positive floating point number, where a value |
1659 |
|
* less than 1.0 for attenuation, and greater than |
1660 |
|
* 1.0 for amplification. |
1661 |
|
* @param load_mode Instrument load life-time strategy, either |
1662 |
|
* @ref LSCP_LOAD_DEFAULT, or |
1663 |
|
* @ref LSCP_LOAD_ON_DEMAND, or |
1664 |
|
* @ref LSCP_LOAD_ON_DEMAND_HOLD, or |
1665 |
|
* @ref LSCP_LOAD_PERSISTENT. |
1666 |
|
* @param pszName Instrument custom name for the map entry. |
1667 |
|
* |
1668 |
|
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
1669 |
|
*/ |
1670 |
|
lscp_status_t lscp_map_midi_instrument ( lscp_client_t *pClient, lscp_midi_instrument_t *pMidiInstr, const char *pszEngineName, const char *pszFileName, int iInstrIndex, float fVolume, lscp_load_mode_t load_mode, const char *pszName ) |
1671 |
|
{ |
1672 |
|
char szQuery[LSCP_BUFSIZ]; |
1673 |
|
|
1674 |
|
if (pMidiInstr->bank_msb < 0 || pMidiInstr->bank_msb > 127) |
1675 |
|
return LSCP_FAILED; |
1676 |
|
if (pMidiInstr->bank_lsb < 0 || pMidiInstr->bank_lsb > 127) |
1677 |
|
return LSCP_FAILED; |
1678 |
|
if (pMidiInstr->program < 0 || pMidiInstr->program > 127) |
1679 |
|
return LSCP_FAILED; |
1680 |
|
if (pszEngineName == NULL || pszFileName == NULL) |
1681 |
|
return LSCP_FAILED; |
1682 |
|
|
1683 |
|
if (fVolume < 0.0f) |
1684 |
|
fVolume = 1.0f; |
1685 |
|
|
1686 |
|
sprintf(szQuery, "MAP MIDI_INSTRUMENT %d %d %d %s '%s' %d %g", |
1687 |
|
pMidiInstr->bank_msb, pMidiInstr->bank_lsb, pMidiInstr->program, |
1688 |
|
pszEngineName, pszFileName, iInstrIndex, fVolume); |
1689 |
|
|
1690 |
|
switch (load_mode) { |
1691 |
|
case LSCP_LOAD_PERSISTENT: |
1692 |
|
strcat(szQuery, " PERSISTENT"); |
1693 |
|
break; |
1694 |
|
case LSCP_LOAD_ON_DEMAND_HOLD: |
1695 |
|
strcat(szQuery, " ON_DEMAND_HOLD"); |
1696 |
|
break; |
1697 |
|
case LSCP_LOAD_ON_DEMAND: |
1698 |
|
strcat(szQuery, " ON_DEMAND_HOLD"); |
1699 |
|
break; |
1700 |
|
case LSCP_LOAD_DEFAULT: |
1701 |
|
default: |
1702 |
|
break; |
1703 |
|
} |
1704 |
|
|
1705 |
|
if (pszName) |
1706 |
|
sprintf(szQuery + strlen(szQuery), " '%s'", pszName); |
1707 |
|
|
1708 |
|
strcat(szQuery, "\r\n"); |
1709 |
|
|
1710 |
|
return lscp_client_query(pClient, szQuery); |
1711 |
|
} |
1712 |
|
|
1713 |
|
|
1714 |
|
/** |
1715 |
|
* Remove an entry from the MIDI instrument map: |
1716 |
|
* UNMAP MIDI_INSTRUMENT <midi-bank-msb> <midi-bank-lsb> <midi-prog> |
1717 |
|
* |
1718 |
|
* @param pClient Pointer to client instance structure. |
1719 |
|
* @param pMidiInstr MIDI instrument bank and program parameter key. |
1720 |
|
* |
1721 |
|
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
1722 |
|
*/ |
1723 |
|
lscp_status_t lscp_unmap_midi_instrument ( lscp_client_t *pClient, lscp_midi_instrument_t *pMidiInstr ) |
1724 |
|
{ |
1725 |
|
char szQuery[LSCP_BUFSIZ]; |
1726 |
|
|
1727 |
|
if (pMidiInstr->bank_msb < 0 || pMidiInstr->bank_msb > 127) |
1728 |
|
return LSCP_FAILED; |
1729 |
|
if (pMidiInstr->bank_lsb < 0 || pMidiInstr->bank_lsb > 127) |
1730 |
|
return LSCP_FAILED; |
1731 |
|
if (pMidiInstr->program < 0 || pMidiInstr->program > 127) |
1732 |
|
return LSCP_FAILED; |
1733 |
|
|
1734 |
|
sprintf(szQuery, "UNMAP MIDI_INSTRUMENT %d %d %d\r\n", |
1735 |
|
pMidiInstr->bank_msb, pMidiInstr->bank_lsb, pMidiInstr->program); |
1736 |
|
|
1737 |
|
return lscp_client_query(pClient, szQuery); |
1738 |
|
} |
1739 |
|
|
1740 |
|
|
1741 |
|
/** |
1742 |
|
* Get the total count of MIDI instrument map entries: |
1743 |
|
* GET MIDI_INSTRUMENTS |
1744 |
|
* |
1745 |
|
* @param pClient Pointer to client instance structure. |
1746 |
|
* |
1747 |
|
* @returns The current total number of MIDI instrument map entries |
1748 |
|
* on success, -1 otherwise. |
1749 |
|
*/ |
1750 |
|
int lscp_get_midi_instruments ( lscp_client_t *pClient ) |
1751 |
|
{ |
1752 |
|
int iInstruments = -1; |
1753 |
|
|
1754 |
|
// Lock this section up. |
1755 |
|
lscp_mutex_lock(pClient->mutex); |
1756 |
|
|
1757 |
|
if (lscp_client_call(pClient, "GET MIDI_INSTRUMENTS\r\n", 0) == LSCP_OK) |
1758 |
|
iInstruments = atoi(lscp_client_get_result(pClient)); |
1759 |
|
|
1760 |
|
// Unlock this section down. |
1761 |
|
lscp_mutex_unlock(pClient->mutex); |
1762 |
|
|
1763 |
|
return iInstruments; |
1764 |
|
} |
1765 |
|
|
1766 |
|
|
1767 |
|
/** |
1768 |
|
* Getting indeces of all MIDI instrument map entries: |
1769 |
|
* LIST MIDI_INSTRUMENTS |
1770 |
|
* |
1771 |
|
* @param pClient Pointer to client instance structure. |
1772 |
|
* |
1773 |
|
* @returns An array of @ref lscp_midi_instrument_t, terminated with the |
1774 |
|
* {-1,-1,-1} triplet, NULL otherwise. |
1775 |
|
*/ |
1776 |
|
lscp_midi_instrument_t *lscp_list_midi_instruments ( lscp_client_t *pClient ) |
1777 |
|
{ |
1778 |
|
if (pClient == NULL) |
1779 |
|
return NULL; |
1780 |
|
|
1781 |
|
// Lock this section up. |
1782 |
|
lscp_mutex_lock(pClient->mutex); |
1783 |
|
|
1784 |
|
if (pClient->midi_instruments) { |
1785 |
|
lscp_midi_instruments_destroy(pClient->midi_instruments); |
1786 |
|
pClient->midi_instruments = NULL; |
1787 |
|
} |
1788 |
|
|
1789 |
|
if (lscp_client_call(pClient, "LIST MIDI_INSTRUMENTS\r\n", 0) == LSCP_OK) |
1790 |
|
pClient->midi_instruments = lscp_midi_instruments_create(lscp_client_get_result(pClient)); |
1791 |
|
|
1792 |
|
// Unlock this section down. |
1793 |
|
lscp_mutex_unlock(pClient->mutex); |
1794 |
|
|
1795 |
|
return pClient->midi_instruments; |
1796 |
|
} |
1797 |
|
|
1798 |
|
|
1799 |
|
/** |
1800 |
|
* Getting information about a MIDI instrument map entry: |
1801 |
|
* GET MIDI_INSTRUMENT INFO <midi-bank-msb> <midi-bank-lsb> <midi-prog> |
1802 |
|
* |
1803 |
|
* @param pClient Pointer to client instance structure. |
1804 |
|
* @param pMidiInstr MIDI instrument bank and program parameter key. |
1805 |
|
* |
1806 |
|
* @returns A pointer to a @ref lscp_midi_instrument_info_t structure, |
1807 |
|
* with all the information of the given MIDI instrument map entry, |
1808 |
|
* or NULL in case of failure. |
1809 |
|
*/ |
1810 |
|
lscp_midi_instrument_info_t *lscp_get_midi_instrument_info ( lscp_client_t *pClient, lscp_midi_instrument_t *pMidiInstr ) |
1811 |
|
{ |
1812 |
|
lscp_midi_instrument_info_t *pInstrInfo; |
1813 |
|
char szQuery[LSCP_BUFSIZ]; |
1814 |
|
const char *pszResult; |
1815 |
|
const char *pszSeps = ":"; |
1816 |
|
const char *pszCrlf = "\r\n"; |
1817 |
|
char *pszToken; |
1818 |
|
char *pch; |
1819 |
|
|
1820 |
|
if (pMidiInstr->bank_msb < 0 || pMidiInstr->bank_msb > 127) |
1821 |
|
return NULL; |
1822 |
|
if (pMidiInstr->bank_lsb < 0 || pMidiInstr->bank_lsb > 127) |
1823 |
|
return NULL; |
1824 |
|
if (pMidiInstr->program < 0 || pMidiInstr->program > 127) |
1825 |
|
return NULL; |
1826 |
|
|
1827 |
|
// Lock this section up. |
1828 |
|
lscp_mutex_lock(pClient->mutex); |
1829 |
|
|
1830 |
|
pInstrInfo = &(pClient->midi_instrument_info); |
1831 |
|
lscp_midi_instrument_info_reset(pInstrInfo); |
1832 |
|
|
1833 |
|
sprintf(szQuery, "GET MIDI_INSTRUMENT INFO %d %d %d\r\n", |
1834 |
|
pMidiInstr->bank_msb, pMidiInstr->bank_lsb, pMidiInstr->program); |
1835 |
|
if (lscp_client_call(pClient, szQuery, 1) == LSCP_OK) { |
1836 |
|
pszResult = lscp_client_get_result(pClient); |
1837 |
|
pszToken = lscp_strtok((char *) pszResult, pszSeps, &(pch)); |
1838 |
|
while (pszToken) { |
1839 |
|
if (strcasecmp(pszToken, "NAME") == 0) { |
1840 |
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
1841 |
|
if (pszToken) |
1842 |
|
lscp_unquote_dup(&(pInstrInfo->name), &pszToken); |
1843 |
|
} |
1844 |
|
else if (strcasecmp(pszToken, "ENGINE_NAME") == 0) { |
1845 |
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
1846 |
|
if (pszToken) |
1847 |
|
lscp_unquote_dup(&(pInstrInfo->engine_name), &pszToken); |
1848 |
|
} |
1849 |
|
else if (strcasecmp(pszToken, "INSTRUMENT_FILE") == 0) { |
1850 |
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
1851 |
|
if (pszToken) |
1852 |
|
lscp_unquote_dup(&(pInstrInfo->instrument_file), &pszToken); |
1853 |
|
} |
1854 |
|
else if (strcasecmp(pszToken, "INSTRUMENT_NR") == 0) { |
1855 |
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
1856 |
|
if (pszToken) |
1857 |
|
pInstrInfo->instrument_nr = atoi(lscp_ltrim(pszToken)); |
1858 |
|
} |
1859 |
|
else if (strcasecmp(pszToken, "INSTRUMENT_NAME") == 0) { |
1860 |
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
1861 |
|
if (pszToken) |
1862 |
|
lscp_unquote_dup(&(pInstrInfo->instrument_name), &pszToken); |
1863 |
|
} |
1864 |
|
else if (strcasecmp(pszToken, "LOAD_MODE") == 0) { |
1865 |
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
1866 |
|
if (pszToken) { |
1867 |
|
pszToken = lscp_ltrim(pszToken); |
1868 |
|
if (strcasecmp(pszToken, "ON_DEMAND") == 0) |
1869 |
|
pInstrInfo->load_mode = LSCP_LOAD_ON_DEMAND; |
1870 |
|
else |
1871 |
|
if (strcasecmp(pszToken, "ON_DEMAND_HOLD") == 0) |
1872 |
|
pInstrInfo->load_mode = LSCP_LOAD_ON_DEMAND_HOLD; |
1873 |
|
else |
1874 |
|
if (strcasecmp(pszToken, "PERSISTENT") == 0) |
1875 |
|
pInstrInfo->load_mode = LSCP_LOAD_PERSISTENT; |
1876 |
|
else |
1877 |
|
pInstrInfo->load_mode = LSCP_LOAD_DEFAULT; |
1878 |
|
} |
1879 |
|
} |
1880 |
|
else if (strcasecmp(pszToken, "VOLUME") == 0) { |
1881 |
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
1882 |
|
if (pszToken) |
1883 |
|
pInstrInfo->volume = (float) atof(lscp_ltrim(pszToken)); |
1884 |
|
} |
1885 |
|
pszToken = lscp_strtok(NULL, pszSeps, &(pch)); |
1886 |
|
} |
1887 |
|
} |
1888 |
|
else pInstrInfo = NULL; |
1889 |
|
|
1890 |
|
// Unlock this section down. |
1891 |
|
lscp_mutex_unlock(pClient->mutex); |
1892 |
|
|
1893 |
|
return pInstrInfo; |
1894 |
|
} |
1895 |
|
|
1896 |
|
|
1897 |
|
/** |
1898 |
|
* Clear the MIDI instrumnet map: |
1899 |
|
* CLEAR MIDI_INSTRUMENTS |
1900 |
|
* |
1901 |
|
* @param pClient Pointer to client instance structure. |
1902 |
|
* @param iSamplerChannel Sampler channel number. |
1903 |
|
* |
1904 |
|
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
1905 |
|
*/ |
1906 |
|
lscp_status_t lscp_clear_midi_instruments ( lscp_client_t *pClient ) |
1907 |
|
{ |
1908 |
|
return lscp_client_query(pClient, "CLEAR MIDI_INSTRUMENTS\r\n"); |
1909 |
|
} |
1910 |
|
|
1911 |
|
|
1912 |
// end of client.c |
// end of client.c |