28 |
|
|
29 |
// Local prototypes. |
// Local prototypes. |
30 |
|
|
31 |
static void _lscp_client_evt_proc (void *pvClient); |
static void _lscp_client_evt_proc (void *pvClient); |
32 |
|
|
33 |
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static lscp_status_t _lscp_client_evt_connect (lscp_client_t *pClient); |
34 |
|
static lscp_status_t _lscp_client_evt_request (lscp_client_t *pClient, int iSubscribe, lscp_event_t event); |
35 |
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|
36 |
|
|
37 |
//------------------------------------------------------------------------- |
//------------------------------------------------------------------------- |
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; |
|
struct sockaddr_in addr; |
|
|
int cAddr; |
|
43 |
char achBuffer[LSCP_BUFSIZ]; |
char achBuffer[LSCP_BUFSIZ]; |
44 |
int cchBuffer; |
int cchBuffer; |
45 |
const char *pszSeps = " \r\n"; |
const char *pszSeps = ":\r\n"; |
46 |
char *pszToken; |
char *pszToken; |
47 |
char *pch; |
char *pch; |
48 |
|
int cchToken; |
49 |
|
lscp_event_t event; |
50 |
|
|
51 |
#ifdef DEBUG |
#ifdef DEBUG |
52 |
fprintf(stderr, "_lscp_client_evt_proc: Client waiting for events.\n"); |
fprintf(stderr, "_lscp_client_evt_proc: Client waiting for events.\n"); |
53 |
#endif |
#endif |
54 |
|
|
55 |
while (pClient->evt.iState) { |
while (pClient->evt.iState) { |
56 |
cAddr = sizeof(struct sockaddr_in); |
// Wait for event... |
57 |
cchBuffer = recvfrom(pClient->evt.sock, achBuffer, sizeof(achBuffer), 0, (struct sockaddr *) &addr, &cAddr); |
cchBuffer = recv(pClient->evt.sock, achBuffer, sizeof(achBuffer), 0); |
58 |
if (cchBuffer > 0) { |
if (cchBuffer > 0) { |
59 |
#ifdef DEBUG |
// Make sure received buffer it's null terminated. |
60 |
lscp_socket_trace("_lscp_client_evt_proc: recvfrom", &addr, achBuffer, cchBuffer); |
achBuffer[cchBuffer] = (char) 0; |
61 |
#endif |
// Parse for the notification event message... |
62 |
if (strncasecmp(achBuffer, "PING ", 5) == 0) { |
pszToken = lscp_strtok(achBuffer, pszSeps, &(pch)); // Have "NOTIFY". |
63 |
// Make sure received buffer it's null terminated. |
if (strcasecmp(pszToken, "NOTIFY") == 0) { |
64 |
achBuffer[cchBuffer] = (char) 0; |
pszToken = lscp_strtok(NULL, pszSeps, &(pch)); |
65 |
lscp_strtok(achBuffer, pszSeps, &(pch)); // Skip "PING" |
event = lscp_event_from_text(pszToken); |
66 |
lscp_strtok(NULL, pszSeps, &(pch)); // Skip port (must be the same as in addr) |
// And pick the rest of data... |
67 |
pszToken = lscp_strtok(NULL, pszSeps, &(pch)); // Have session-id. |
pszToken = lscp_strtok(NULL, pszSeps, &(pch)); |
68 |
if (pszToken) { |
cchToken = (pszToken == NULL ? 0 : strlen(pszToken)); |
69 |
// Set now client's session-id, if not already |
// Double-check if we're really up to it... |
70 |
if (pClient->sessid == NULL) |
if (pClient->events & event) { |
71 |
pClient->sessid = strdup(pszToken); |
// Invoke the client event callback... |
72 |
if (pClient->sessid && strcmp(pszToken, pClient->sessid) == 0) { |
if ((*pClient->pfnCallback)( |
73 |
sprintf(achBuffer, "PONG %s\r\n", pClient->sessid); |
pClient, |
74 |
cchBuffer = strlen(achBuffer); |
event, |
75 |
if (sendto(pClient->evt.sock, achBuffer, cchBuffer, 0, (struct sockaddr *) &addr, cAddr) < cchBuffer) |
pszToken, |
76 |
lscp_socket_perror("_lscp_client_evt_proc: sendto"); |
cchToken, |
77 |
#ifdef DEBUG |
pClient->pvData) != LSCP_OK) { |
78 |
fprintf(stderr, "> %s", achBuffer); |
pClient->evt.iState = 0; |
|
#endif |
|
79 |
} |
} |
80 |
} |
} |
|
// Done with life proof. |
|
|
} else { |
|
|
// |
|
|
if ((*pClient->pfnCallback)( |
|
|
pClient, |
|
|
achBuffer, |
|
|
cchBuffer, |
|
|
pClient->pvData) != LSCP_OK) { |
|
|
pClient->evt.iState = 0; |
|
|
} |
|
81 |
} |
} |
82 |
} else { |
} else { |
83 |
lscp_socket_perror("_lscp_client_evt_proc: recvfrom"); |
lscp_socket_perror("_lscp_client_evt_proc: recv"); |
84 |
pClient->evt.iState = 0; |
pClient->evt.iState = 0; |
85 |
} |
} |
86 |
} |
} |
92 |
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|
93 |
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|
94 |
//------------------------------------------------------------------------- |
//------------------------------------------------------------------------- |
95 |
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// Event subscription helpers. |
96 |
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|
97 |
|
// Open the event service socket connection. |
98 |
|
static lscp_status_t _lscp_client_evt_connect ( lscp_client_t *pClient ) |
99 |
|
{ |
100 |
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lscp_socket_t sock; |
101 |
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struct sockaddr_in addr; |
102 |
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int cAddr; |
103 |
|
#if defined(WIN32) |
104 |
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int iSockOpt = (-1); |
105 |
|
#endif |
106 |
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|
107 |
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// Prepare the event connection socket... |
108 |
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sock = socket(AF_INET, SOCK_STREAM, 0); |
109 |
|
if (sock == INVALID_SOCKET) { |
110 |
|
lscp_socket_perror("_lscp_client_evt_connect: socket"); |
111 |
|
return LSCP_FAILED; |
112 |
|
} |
113 |
|
|
114 |
|
#if defined(WIN32) |
115 |
|
if (setsockopt(sock, SOL_SOCKET, SO_DONTLINGER, (char *) &iSockOpt, sizeof(int)) == SOCKET_ERROR) |
116 |
|
lscp_socket_perror("lscp_client_evt_connect: setsockopt(SO_DONTLINGER)"); |
117 |
|
#endif |
118 |
|
|
119 |
|
#ifdef DEBUG |
120 |
|
lscp_socket_getopts("_lscp_client_evt_connect:", sock); |
121 |
|
#endif |
122 |
|
|
123 |
|
// Use same address of the command connection. |
124 |
|
cAddr = sizeof(struct sockaddr_in); |
125 |
|
memmove((char *) &addr, &(pClient->cmd.addr), cAddr); |
126 |
|
|
127 |
|
// Start the connection... |
128 |
|
if (connect(sock, (struct sockaddr *) &addr, cAddr) == SOCKET_ERROR) { |
129 |
|
lscp_socket_perror("_lscp_client_evt_connect: connect"); |
130 |
|
closesocket(sock); |
131 |
|
return LSCP_FAILED; |
132 |
|
} |
133 |
|
|
134 |
|
// Set our socket agent struct... |
135 |
|
lscp_socket_agent_init(&(pClient->evt), sock, &addr, cAddr); |
136 |
|
|
137 |
|
// And finally the service thread... |
138 |
|
return lscp_socket_agent_start(&(pClient->evt), _lscp_client_evt_proc, pClient, 0); |
139 |
|
} |
140 |
|
|
141 |
|
|
142 |
|
// Subscribe to a single event. |
143 |
|
static lscp_status_t _lscp_client_evt_request ( lscp_client_t *pClient, int iSubscribe, lscp_event_t event ) |
144 |
|
{ |
145 |
|
const char *pszEvent; |
146 |
|
char szQuery[LSCP_BUFSIZ]; |
147 |
|
int cchQuery; |
148 |
|
|
149 |
|
if (pClient == NULL) |
150 |
|
return LSCP_FAILED; |
151 |
|
|
152 |
|
// Which (single) event? |
153 |
|
pszEvent = lscp_event_to_text(event); |
154 |
|
if (pszEvent == NULL) |
155 |
|
return LSCP_FAILED; |
156 |
|
|
157 |
|
// Build the query string... |
158 |
|
cchQuery = sprintf(szQuery, "%sSUBSCRIBE %s\n\n", (iSubscribe == 0 ? "UN" : ""), pszEvent); |
159 |
|
// Just send data, forget result... |
160 |
|
if (send(pClient->evt.sock, szQuery, cchQuery, 0) < cchQuery) { |
161 |
|
lscp_socket_perror("_lscp_client_evt_request: send"); |
162 |
|
return LSCP_FAILED; |
163 |
|
} |
164 |
|
|
165 |
|
// Update as naively as we can... |
166 |
|
if (iSubscribe) |
167 |
|
pClient->events |= event; |
168 |
|
else |
169 |
|
pClient->events &= ~event; |
170 |
|
|
171 |
|
return LSCP_OK; |
172 |
|
} |
173 |
|
|
174 |
|
|
175 |
|
//------------------------------------------------------------------------- |
176 |
// Client versioning teller fuunction. |
// Client versioning teller fuunction. |
177 |
|
|
178 |
|
|
210 |
lscp_socket_t sock; |
lscp_socket_t sock; |
211 |
struct sockaddr_in addr; |
struct sockaddr_in addr; |
212 |
int cAddr; |
int cAddr; |
213 |
|
#if defined(WIN32) |
214 |
int iSockOpt = (-1); |
int iSockOpt = (-1); |
215 |
|
#endif |
216 |
|
|
217 |
if (pfnCallback == NULL) { |
if (pfnCallback == NULL) { |
218 |
fprintf(stderr, "lscp_client_create: Invalid client callback function.\n"); |
fprintf(stderr, "lscp_client_create: Invalid client callback function.\n"); |
272 |
return NULL; |
return NULL; |
273 |
} |
} |
274 |
|
|
275 |
|
// Initialize the command socket agent struct... |
276 |
lscp_socket_agent_init(&(pClient->cmd), sock, &addr, cAddr); |
lscp_socket_agent_init(&(pClient->cmd), sock, &addr, cAddr); |
277 |
|
|
278 |
#ifdef DEBUG |
#ifdef DEBUG |
279 |
fprintf(stderr, "lscp_client_create: cmd: pClient=%p: sock=%d addr=%s port=%d.\n", pClient, pClient->cmd.sock, inet_ntoa(pClient->cmd.addr.sin_addr), ntohs(pClient->cmd.addr.sin_port)); |
fprintf(stderr, "lscp_client_create: cmd: pClient=%p: sock=%d addr=%s port=%d.\n", pClient, pClient->cmd.sock, inet_ntoa(pClient->cmd.addr.sin_addr), ntohs(pClient->cmd.addr.sin_port)); |
280 |
#endif |
#endif |
281 |
|
|
282 |
// Prepare the event datagram service socket... |
// Initialize the event service socket struct... |
283 |
|
lscp_socket_agent_init(&(pClient->evt), INVALID_SOCKET, NULL, 0); |
284 |
sock = socket(AF_INET, SOCK_DGRAM, 0); |
// No events subscribed, yet. |
285 |
if (sock == INVALID_SOCKET) { |
pClient->events = LSCP_EVENT_NONE; |
|
lscp_socket_perror("lscp_client_create: evt: socket"); |
|
|
lscp_socket_agent_free(&(pClient->cmd)); |
|
|
free(pClient); |
|
|
return NULL; |
|
|
} |
|
|
|
|
|
if (setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, (char *) &iSockOpt, sizeof(int)) == SOCKET_ERROR) |
|
|
lscp_socket_perror("lscp_client_create: evt: setsockopt(SO_REUSEADDR)"); |
|
|
|
|
|
#ifdef DEBUG |
|
|
lscp_socket_getopts("lscp_client_create: evt", sock); |
|
|
#endif |
|
|
|
|
|
cAddr = sizeof(struct sockaddr_in); |
|
|
memset((char *) &addr, 0, cAddr); |
|
|
addr.sin_family = AF_INET; |
|
|
addr.sin_addr.s_addr = htonl(INADDR_ANY); |
|
|
addr.sin_port = htons(0); |
|
|
|
|
|
if (bind(sock, (const struct sockaddr *) &addr, cAddr) == SOCKET_ERROR) { |
|
|
lscp_socket_perror("lscp_client_create: evt: bind"); |
|
|
lscp_socket_agent_free(&(pClient->cmd)); |
|
|
closesocket(sock); |
|
|
free(pClient); |
|
|
return NULL; |
|
|
} |
|
|
|
|
|
if (getsockname(sock, (struct sockaddr *) &addr, &cAddr) == SOCKET_ERROR) { |
|
|
lscp_socket_perror("lscp_client_create: evt: getsockname"); |
|
|
lscp_socket_agent_free(&(pClient->cmd)); |
|
|
closesocket(sock); |
|
|
free(pClient); |
|
|
return NULL; |
|
|
} |
|
|
|
|
|
lscp_socket_agent_init(&(pClient->evt), sock, &addr, cAddr); |
|
|
|
|
|
#ifdef DEBUG |
|
|
fprintf(stderr, "lscp_client_create: evt: pClient=%p: sock=%d addr=%s port=%d.\n", pClient, pClient->evt.sock, inet_ntoa(pClient->evt.addr.sin_addr), ntohs(pClient->evt.addr.sin_port)); |
|
|
#endif |
|
|
|
|
|
// No session id, yet. |
|
|
pClient->sessid = NULL; |
|
286 |
// Initialize cached members. |
// Initialize cached members. |
287 |
pClient->audio_drivers = NULL; |
pClient->audio_drivers = NULL; |
288 |
pClient->midi_drivers = NULL; |
pClient->midi_drivers = NULL; |
306 |
// Initialize the transaction mutex. |
// Initialize the transaction mutex. |
307 |
lscp_mutex_init(pClient->mutex); |
lscp_mutex_init(pClient->mutex); |
308 |
|
|
|
// Now's finally time to startup threads... |
|
|
// Event service thread... |
|
|
if (lscp_socket_agent_start(&(pClient->evt), _lscp_client_evt_proc, pClient, 0) != LSCP_OK) { |
|
|
lscp_socket_agent_free(&(pClient->cmd)); |
|
|
lscp_socket_agent_free(&(pClient->evt)); |
|
|
lscp_mutex_destroy(pClient->mutex); |
|
|
free(pClient); |
|
|
return NULL; |
|
|
} |
|
|
|
|
309 |
// Finally we've some success... |
// Finally we've some success... |
310 |
return pClient; |
return pClient; |
311 |
} |
} |
351 |
// Lock this section up. |
// Lock this section up. |
352 |
lscp_mutex_lock(pClient->mutex); |
lscp_mutex_lock(pClient->mutex); |
353 |
|
|
|
// Free session-id, if any. |
|
|
if (pClient->sessid) |
|
|
free(pClient->sessid); |
|
|
pClient->sessid = NULL; |
|
354 |
// Free up all cached members. |
// Free up all cached members. |
355 |
lscp_channel_info_reset(&(pClient->channel_info)); |
lscp_channel_info_reset(&(pClient->channel_info)); |
356 |
lscp_engine_info_reset(&(pClient->engine_info)); |
lscp_engine_info_reset(&(pClient->engine_info)); |
497 |
// Client registration protocol functions. |
// Client registration protocol functions. |
498 |
|
|
499 |
/** |
/** |
500 |
* Register frontend for receiving UDP event messages: |
* Register frontend for receiving event messages: |
501 |
* SUBSCRIBE NOTIFICATION <udp-port> |
* SUBSCRIBE CHANNELS | VOICE_COUNT | STREAM_COUNT | BUFFER_FILL |
502 |
|
* | CHANNEL_INFO | MISCELLANEOUS |
503 |
* |
* |
504 |
* @param pClient Pointer to client instance structure. |
* @param pClient Pointer to client instance structure. |
505 |
|
* @param events Bit-wise OR'ed event flags to subscribe. |
506 |
* |
* |
507 |
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
508 |
*/ |
*/ |
509 |
lscp_status_t lscp_client_subscribe ( lscp_client_t *pClient ) |
lscp_status_t lscp_client_subscribe ( lscp_client_t *pClient, lscp_event_t events ) |
510 |
{ |
{ |
511 |
lscp_status_t ret; |
lscp_status_t ret = LSCP_FAILED; |
|
char szQuery[LSCP_BUFSIZ]; |
|
|
const char *pszResult; |
|
|
const char *pszSeps = "[]"; |
|
|
char *pszToken; |
|
|
char *pch; |
|
512 |
|
|
513 |
if (pClient == NULL || pClient->sessid) |
if (pClient == NULL) |
514 |
return LSCP_FAILED; |
return LSCP_FAILED; |
515 |
|
|
516 |
// Lock this section up. |
// Lock this section up. |
517 |
lscp_mutex_lock(pClient->mutex); |
lscp_mutex_lock(pClient->mutex); |
518 |
|
|
519 |
|
// If applicable, start the alternate connection... |
520 |
|
if (pClient->events == LSCP_EVENT_NONE) |
521 |
|
ret = _lscp_client_evt_connect(pClient); |
522 |
|
|
523 |
sprintf(szQuery, "SUBSCRIBE NOTIFICATION %d\r\n", ntohs(pClient->evt.addr.sin_port)); |
// Send the subscription commands. |
524 |
ret = lscp_client_call(pClient, szQuery); |
if (ret == LSCP_OK && (events & LSCP_EVENT_CHANNELS)) |
525 |
if (ret == LSCP_OK) { |
ret = _lscp_client_evt_request(pClient, 1, LSCP_EVENT_CHANNELS); |
526 |
pszResult = lscp_client_get_result(pClient); |
if (ret == LSCP_OK && (events & LSCP_EVENT_VOICE_COUNT)) |
527 |
#ifdef DEBUG |
ret = _lscp_client_evt_request(pClient, 1, LSCP_EVENT_VOICE_COUNT); |
528 |
fprintf(stderr, "lscp_client_subscribe: %s\n", pszResult); |
if (ret == LSCP_OK && (events & LSCP_EVENT_STREAM_COUNT)) |
529 |
#endif |
ret = _lscp_client_evt_request(pClient, 1, LSCP_EVENT_STREAM_COUNT); |
530 |
// Check for the session-id on "OK[sessid]" response. |
if (ret == LSCP_OK && (events & LSCP_EVENT_BUFFER_FILL)) |
531 |
pszToken = lscp_strtok((char *) pszResult, pszSeps, &(pch)); |
ret = _lscp_client_evt_request(pClient, 1, LSCP_EVENT_BUFFER_FILL); |
532 |
if (pszToken && strcasecmp(pszToken, "OK") == 0) { |
if (ret == LSCP_OK && (events & LSCP_EVENT_CHANNEL_INFO)) |
533 |
pszToken = lscp_strtok(NULL, pszSeps, &(pch)); |
ret = _lscp_client_evt_request(pClient, 1, LSCP_EVENT_CHANNEL_INFO); |
534 |
if (pszToken) |
if (ret == LSCP_OK && (events & LSCP_EVENT_MISCELLANEOUS)) |
535 |
pClient->sessid = strdup(pszToken); |
ret = _lscp_client_evt_request(pClient, 1, LSCP_EVENT_MISCELLANEOUS); |
|
} |
|
|
} |
|
536 |
|
|
537 |
// Unlock this section down. |
// Unlock this section down. |
538 |
lscp_mutex_unlock(pClient->mutex); |
lscp_mutex_unlock(pClient->mutex); |
542 |
|
|
543 |
|
|
544 |
/** |
/** |
545 |
* Deregister frontend for not receiving UDP event messages anymore: |
* Deregister frontend from receiving UDP event messages anymore: |
546 |
* UNSUBSCRIBE NOTIFICATION <session-id> |
* SUBSCRIBE CHANNELS | VOICE_COUNT | STREAM_COUNT | BUFFER_FILL |
547 |
|
* | CHANNEL_INFO | MISCELLANEOUS |
548 |
* |
* |
549 |
* @param pClient Pointer to client instance structure. |
* @param pClient Pointer to client instance structure. |
550 |
|
* @param events Bit-wise OR'ed event flags to unsubscribe. |
551 |
* |
* |
552 |
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
553 |
*/ |
*/ |
554 |
lscp_status_t lscp_client_unsubscribe ( lscp_client_t *pClient ) |
lscp_status_t lscp_client_unsubscribe ( lscp_client_t *pClient, lscp_event_t events ) |
555 |
{ |
{ |
556 |
lscp_status_t ret; |
lscp_status_t ret = LSCP_OK; |
|
char szQuery[LSCP_BUFSIZ]; |
|
557 |
|
|
558 |
if (pClient == NULL) |
if (pClient == NULL) |
559 |
return LSCP_FAILED; |
return LSCP_FAILED; |
|
if (pClient->sessid == NULL) |
|
|
return LSCP_FAILED; |
|
560 |
|
|
561 |
// Lock this section up. |
// Lock this section up. |
562 |
lscp_mutex_lock(pClient->mutex); |
lscp_mutex_lock(pClient->mutex); |
563 |
|
|
564 |
sprintf(szQuery, "UNSUBSCRIBE NOTIFICATION %s\n\n", pClient->sessid); |
// Send the unsubscription commands. |
565 |
ret = lscp_client_call(pClient, szQuery); |
if (ret == LSCP_OK && (events & LSCP_EVENT_CHANNELS)) |
566 |
if (ret == LSCP_OK) { |
ret = _lscp_client_evt_request(pClient, 0, LSCP_EVENT_CHANNELS); |
567 |
#ifdef DEBUG |
if (ret == LSCP_OK && (events & LSCP_EVENT_VOICE_COUNT)) |
568 |
fprintf(stderr, "lscp_client_unsubscribe: %s\n", lscp_client_get_result(pClient)); |
ret = _lscp_client_evt_request(pClient, 0, LSCP_EVENT_VOICE_COUNT); |
569 |
#endif |
if (ret == LSCP_OK && (events & LSCP_EVENT_STREAM_COUNT)) |
570 |
// Bail out session-id string. |
ret = _lscp_client_evt_request(pClient, 0, LSCP_EVENT_STREAM_COUNT); |
571 |
free(pClient->sessid); |
if (ret == LSCP_OK && (events & LSCP_EVENT_BUFFER_FILL)) |
572 |
pClient->sessid = NULL; |
ret = _lscp_client_evt_request(pClient, 0, LSCP_EVENT_BUFFER_FILL); |
573 |
} |
if (ret == LSCP_OK && (events & LSCP_EVENT_CHANNEL_INFO)) |
574 |
|
ret = _lscp_client_evt_request(pClient, 0, LSCP_EVENT_CHANNEL_INFO); |
575 |
|
if (ret == LSCP_OK && (events & LSCP_EVENT_MISCELLANEOUS)) |
576 |
|
ret = _lscp_client_evt_request(pClient, 0, LSCP_EVENT_MISCELLANEOUS); |
577 |
|
|
578 |
|
// If necessary, close the alternate connection... |
579 |
|
if (pClient->events == LSCP_EVENT_NONE) |
580 |
|
lscp_socket_agent_free(&(pClient->evt)); |
581 |
|
|
582 |
// Unlock this section down. |
// Unlock this section down. |
583 |
lscp_mutex_unlock(pClient->mutex); |
lscp_mutex_unlock(pClient->mutex); |
607 |
if (pszFileName == NULL || iSamplerChannel < 0) |
if (pszFileName == NULL || iSamplerChannel < 0) |
608 |
return LSCP_FAILED; |
return LSCP_FAILED; |
609 |
|
|
610 |
sprintf(szQuery, "LOAD INSTRUMENT %s %d %d\r\n", pszFileName, iInstrIndex, iSamplerChannel); |
sprintf(szQuery, "LOAD INSTRUMENT '%s' %d %d\r\n", pszFileName, iInstrIndex, iSamplerChannel); |
611 |
|
return lscp_client_query(pClient, szQuery); |
612 |
|
} |
613 |
|
|
614 |
|
|
615 |
|
/** |
616 |
|
* Loading an instrument in the background (non modal): |
617 |
|
* LOAD INSTRUMENT NON_MODAL <filename> <instr-index> <sampler-channel> |
618 |
|
* |
619 |
|
* @param pClient Pointer to client instance structure. |
620 |
|
* @param pszFileName Instrument file name. |
621 |
|
* @param iInstrIndex Instrument index number. |
622 |
|
* @param iSamplerChannel Sampler Channel. |
623 |
|
* |
624 |
|
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
625 |
|
*/ |
626 |
|
lscp_status_t lscp_load_instrument_non_modal ( lscp_client_t *pClient, const char *pszFileName, int iInstrIndex, int iSamplerChannel ) |
627 |
|
{ |
628 |
|
char szQuery[LSCP_BUFSIZ]; |
629 |
|
|
630 |
|
if (pszFileName == NULL || iSamplerChannel < 0) |
631 |
|
return LSCP_FAILED; |
632 |
|
|
633 |
|
sprintf(szQuery, "LOAD INSTRUMENT NON_MODAL '%s' %d %d\r\n", pszFileName, iInstrIndex, iSamplerChannel); |
634 |
return lscp_client_query(pClient, szQuery); |
return lscp_client_query(pClient, szQuery); |
635 |
} |
} |
636 |
|
|
1109 |
|
|
1110 |
|
|
1111 |
/** |
/** |
1112 |
|
* Setting audio output device: |
1113 |
|
* SET CHANNEL AUDIO_OUTPUT_DEVICE <sampler-channel> <device-id> |
1114 |
|
* |
1115 |
|
* @param pClient Pointer to client instance structure. |
1116 |
|
* @param iSamplerChannel Sampler channel number. |
1117 |
|
* @param iAudioDevice Audio output device number identifier. |
1118 |
|
*/ |
1119 |
|
lscp_status_t lscp_set_channel_audio_device ( lscp_client_t *pClient, int iSamplerChannel, int iAudioDevice ) |
1120 |
|
{ |
1121 |
|
char szQuery[LSCP_BUFSIZ]; |
1122 |
|
|
1123 |
|
if (iSamplerChannel < 0 || iAudioDevice < 0) |
1124 |
|
return LSCP_FAILED; |
1125 |
|
|
1126 |
|
sprintf(szQuery, "SET CHANNEL AUDIO_OUTPUT_DEVICE %d %d\r\n", iSamplerChannel, iAudioDevice); |
1127 |
|
return lscp_client_query(pClient, szQuery); |
1128 |
|
} |
1129 |
|
|
1130 |
|
|
1131 |
|
/** |
1132 |
* Setting audio output channel: |
* Setting audio output channel: |
1133 |
* SET CHANNEL AUDIO_OUTPUT_CHANNEL <sampler-channel> <audio-output-chan> <audio-input-chan> |
* SET CHANNEL AUDIO_OUTPUT_CHANNEL <sampler-channel> <audio-output-chan> <audio-input-chan> |
1134 |
* |
* |
1172 |
return lscp_client_query(pClient, szQuery); |
return lscp_client_query(pClient, szQuery); |
1173 |
} |
} |
1174 |
|
|
1175 |
|
|
1176 |
|
/** |
1177 |
|
* Setting MIDI input device: |
1178 |
|
* SET CHANNEL MIDI_INPUT_DEVICE <sampler-channel> <device-id> |
1179 |
|
* |
1180 |
|
* @param pClient Pointer to client instance structure. |
1181 |
|
* @param iSamplerChannel Sampler channel number. |
1182 |
|
* @param iMidiDevice MIDI input device number identifier. |
1183 |
|
*/ |
1184 |
|
lscp_status_t lscp_set_channel_midi_device ( lscp_client_t *pClient, int iSamplerChannel, int iMidiDevice ) |
1185 |
|
{ |
1186 |
|
char szQuery[LSCP_BUFSIZ]; |
1187 |
|
|
1188 |
|
if (iSamplerChannel < 0 || iMidiDevice < 0) |
1189 |
|
return LSCP_FAILED; |
1190 |
|
|
1191 |
|
sprintf(szQuery, "SET CHANNEL MIDI_INPUT_DEVICE %d %d\r\n", iSamplerChannel, iMidiDevice); |
1192 |
|
return lscp_client_query(pClient, szQuery); |
1193 |
|
} |
1194 |
|
|
1195 |
|
|
1196 |
/** |
/** |
1197 |
* Setting MIDI input port: |
* Setting MIDI input port: |