1 |
capela |
107 |
// device.c |
2 |
|
|
// |
3 |
|
|
/**************************************************************************** |
4 |
|
|
liblscp - LinuxSampler Control Protocol API |
5 |
|
|
Copyright (C) 2004, rncbc aka Rui Nuno Capela. All rights reserved. |
6 |
|
|
|
7 |
|
|
This library is free software; you can redistribute it and/or |
8 |
|
|
modify it under the terms of the GNU Lesser General Public |
9 |
|
|
License as published by the Free Software Foundation; either |
10 |
|
|
version 2.1 of the License, or (at your option) any later version. |
11 |
|
|
|
12 |
|
|
This library is distributed in the hope that it will be useful, |
13 |
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 |
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
15 |
|
|
Lesser General Public License for more details. |
16 |
|
|
|
17 |
|
|
You should have received a copy of the GNU Lesser General Public |
18 |
|
|
License along with this library; if not, write to the Free Software |
19 |
|
|
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
20 |
|
|
|
21 |
|
|
*****************************************************************************/ |
22 |
|
|
|
23 |
|
|
#include "common.h" |
24 |
|
|
|
25 |
|
|
|
26 |
|
|
// Local prototypes. |
27 |
|
|
|
28 |
capela |
163 |
static lscp_driver_info_t *_lscp_driver_info_query (lscp_client_t *pClient, lscp_driver_info_t *pDriverInfo, char *pszQuery); |
29 |
capela |
171 |
static lscp_device_info_t *_lscp_device_info_query (lscp_client_t *pClient, lscp_device_info_t *pDeviceInfo, char *pszQuery); |
30 |
|
|
static lscp_param_info_t *_lscp_param_info_query (lscp_client_t *pClient, lscp_param_info_t *pParamInfo, char *pszQuery, int cchMaxQuery, lscp_param_t *pDepList); |
31 |
capela |
107 |
|
32 |
capela |
171 |
static lscp_device_port_info_t *_lscp_device_port_info_query (lscp_client_t *pClient, lscp_device_port_info_t *pDevicePortInfo, char *pszQuery); |
33 |
capela |
107 |
|
34 |
capela |
171 |
|
35 |
capela |
107 |
//------------------------------------------------------------------------- |
36 |
|
|
// Local funtions. |
37 |
|
|
|
38 |
|
|
// Common driver type query command. |
39 |
capela |
163 |
static lscp_driver_info_t *_lscp_driver_info_query ( lscp_client_t *pClient, lscp_driver_info_t *pDriverInfo, char *pszQuery ) |
40 |
capela |
107 |
{ |
41 |
|
|
const char *pszResult; |
42 |
|
|
const char *pszSeps = ":"; |
43 |
|
|
const char *pszCrlf = "\r\n"; |
44 |
|
|
char *pszToken; |
45 |
|
|
char *pch; |
46 |
|
|
|
47 |
capela |
132 |
// Lock this section up. |
48 |
|
|
lscp_mutex_lock(pClient->mutex); |
49 |
|
|
|
50 |
capela |
107 |
lscp_driver_info_reset(pDriverInfo); |
51 |
capela |
132 |
if (lscp_client_call(pClient, pszQuery) == LSCP_OK) { |
52 |
|
|
pszResult = lscp_client_get_result(pClient); |
53 |
|
|
pszToken = lscp_strtok((char *) pszResult, pszSeps, &(pch)); |
54 |
|
|
while (pszToken) { |
55 |
|
|
if (strcasecmp(pszToken, "DESCRIPTION") == 0) { |
56 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
57 |
|
|
if (pszToken) |
58 |
|
|
pDriverInfo->description = lscp_unquote(&pszToken, 1); |
59 |
|
|
} |
60 |
|
|
else if (strcasecmp(pszToken, "VERSION") == 0) { |
61 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
62 |
|
|
if (pszToken) |
63 |
|
|
pDriverInfo->version = lscp_unquote(&pszToken, 1); |
64 |
|
|
} |
65 |
|
|
else if (strcasecmp(pszToken, "PARAMETERS") == 0) { |
66 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
67 |
|
|
if (pszToken) |
68 |
|
|
pDriverInfo->parameters = lscp_szsplit_create(pszToken, ","); |
69 |
|
|
} |
70 |
|
|
pszToken = lscp_strtok(NULL, pszSeps, &(pch)); |
71 |
capela |
107 |
} |
72 |
|
|
} |
73 |
capela |
132 |
|
74 |
|
|
// Unlock this section down. |
75 |
|
|
lscp_mutex_unlock(pClient->mutex); |
76 |
capela |
107 |
|
77 |
|
|
return pDriverInfo; |
78 |
|
|
} |
79 |
|
|
|
80 |
|
|
|
81 |
capela |
171 |
// Common device info query command. |
82 |
|
|
static lscp_device_info_t *_lscp_device_info_query ( lscp_client_t *pClient, lscp_device_info_t *pDeviceInfo, char *pszQuery ) |
83 |
|
|
{ |
84 |
|
|
const char *pszResult; |
85 |
|
|
const char *pszSeps = ":"; |
86 |
|
|
const char *pszCrlf = "\r\n"; |
87 |
|
|
char *pszToken; |
88 |
|
|
char *pch; |
89 |
|
|
char *pszKey; |
90 |
|
|
|
91 |
|
|
// Lock this section up. |
92 |
|
|
lscp_mutex_lock(pClient->mutex); |
93 |
|
|
|
94 |
|
|
lscp_device_info_reset(pDeviceInfo); |
95 |
|
|
if (lscp_client_call(pClient, pszQuery) == LSCP_OK) { |
96 |
|
|
pszResult = lscp_client_get_result(pClient); |
97 |
|
|
pszToken = lscp_strtok((char *) pszResult, pszSeps, &(pch)); |
98 |
|
|
while (pszToken) { |
99 |
|
|
if (strcasecmp(pszToken, "DRIVER") == 0) { |
100 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
101 |
|
|
if (pszToken) |
102 |
|
|
pDeviceInfo->driver = lscp_unquote(&pszToken, 1); |
103 |
|
|
} |
104 |
|
|
else { |
105 |
|
|
pszKey = pszToken; |
106 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
107 |
|
|
if (pszToken) |
108 |
|
|
lscp_plist_append(&(pDeviceInfo->params), pszKey, lscp_unquote(&pszToken, 0)); |
109 |
|
|
} |
110 |
|
|
pszToken = lscp_strtok(NULL, pszSeps, &(pch)); |
111 |
|
|
} |
112 |
|
|
} |
113 |
|
|
|
114 |
|
|
// Unlock this section down. |
115 |
|
|
lscp_mutex_unlock(pClient->mutex); |
116 |
|
|
|
117 |
|
|
return pDeviceInfo; |
118 |
|
|
} |
119 |
|
|
|
120 |
|
|
|
121 |
|
|
// Common device channel/port info query command. |
122 |
|
|
static lscp_device_port_info_t *_lscp_device_port_info_query ( lscp_client_t *pClient, lscp_device_port_info_t *pDevicePortInfo, char *pszQuery ) |
123 |
|
|
{ |
124 |
|
|
const char *pszResult; |
125 |
|
|
const char *pszSeps = ":"; |
126 |
|
|
const char *pszCrlf = "\r\n"; |
127 |
|
|
char *pszToken; |
128 |
|
|
char *pch; |
129 |
|
|
char *pszKey; |
130 |
|
|
|
131 |
|
|
// Lock this section up. |
132 |
|
|
lscp_mutex_lock(pClient->mutex); |
133 |
|
|
|
134 |
|
|
lscp_device_port_info_reset(pDevicePortInfo); |
135 |
|
|
if (lscp_client_call(pClient, pszQuery) == LSCP_OK) { |
136 |
|
|
pszResult = lscp_client_get_result(pClient); |
137 |
|
|
pszToken = lscp_strtok((char *) pszResult, pszSeps, &(pch)); |
138 |
|
|
while (pszToken) { |
139 |
|
|
if (strcasecmp(pszToken, "NAME") == 0) { |
140 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
141 |
|
|
if (pszToken) |
142 |
|
|
pDevicePortInfo->name = lscp_unquote(&pszToken, 1); |
143 |
|
|
} |
144 |
|
|
else { |
145 |
|
|
pszKey = pszToken; |
146 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
147 |
|
|
if (pszToken) |
148 |
|
|
lscp_plist_append(&(pDevicePortInfo->params), pszKey, lscp_unquote(&pszToken, 0)); |
149 |
|
|
} |
150 |
|
|
pszToken = lscp_strtok(NULL, pszSeps, &(pch)); |
151 |
|
|
} |
152 |
|
|
} |
153 |
|
|
|
154 |
|
|
// Unlock this section down. |
155 |
|
|
lscp_mutex_unlock(pClient->mutex); |
156 |
|
|
|
157 |
|
|
return pDevicePortInfo; |
158 |
|
|
} |
159 |
|
|
|
160 |
|
|
|
161 |
capela |
163 |
// Common parameter info query command. |
162 |
capela |
171 |
static lscp_param_info_t *_lscp_param_info_query ( lscp_client_t *pClient, lscp_param_info_t *pParamInfo, char *pszQuery, int cchMaxQuery, lscp_param_t *pDepList ) |
163 |
capela |
163 |
{ |
164 |
|
|
const char *pszResult; |
165 |
|
|
const char *pszSeps = ":"; |
166 |
|
|
const char *pszCrlf = "\r\n"; |
167 |
|
|
char *pszToken; |
168 |
|
|
char *pch; |
169 |
|
|
|
170 |
|
|
// Lock this section up. |
171 |
|
|
lscp_mutex_lock(pClient->mutex); |
172 |
|
|
|
173 |
|
|
lscp_param_info_reset(pParamInfo); |
174 |
capela |
171 |
lscp_param_concat(pszQuery, cchMaxQuery, pDepList); |
175 |
capela |
163 |
if (lscp_client_call(pClient, pszQuery) == LSCP_OK) { |
176 |
|
|
pszResult = lscp_client_get_result(pClient); |
177 |
|
|
pszToken = lscp_strtok((char *) pszResult, pszSeps, &(pch)); |
178 |
|
|
while (pszToken) { |
179 |
|
|
if (strcasecmp(pszToken, "TYPE") == 0) { |
180 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
181 |
|
|
if (pszToken) { |
182 |
|
|
pszToken = lscp_unquote(&pszToken, 0); |
183 |
|
|
if (strcasecmp(pszToken, "BOOL") == 0) |
184 |
|
|
pParamInfo->type = LSCP_TYPE_BOOL; |
185 |
|
|
else if (strcasecmp(pszToken, "INT") == 0) |
186 |
|
|
pParamInfo->type = LSCP_TYPE_INT; |
187 |
|
|
else if (strcasecmp(pszToken, "FLOAT") == 0) |
188 |
|
|
pParamInfo->type = LSCP_TYPE_FLOAT; |
189 |
|
|
else if (strcasecmp(pszToken, "STRING") == 0) |
190 |
|
|
pParamInfo->type = LSCP_TYPE_STRING; |
191 |
|
|
} |
192 |
|
|
} |
193 |
|
|
else if (strcasecmp(pszToken, "DESCRIPTION") == 0) { |
194 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
195 |
|
|
if (pszToken) |
196 |
|
|
pParamInfo->description = lscp_unquote(&pszToken, 1); |
197 |
|
|
} |
198 |
|
|
else if (strcasecmp(pszToken, "MANDATORY") == 0) { |
199 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
200 |
|
|
if (pszToken) |
201 |
|
|
pParamInfo->mandatory = (strcasecmp(lscp_unquote(&pszToken, 0), "TRUE") == 0); |
202 |
|
|
} |
203 |
|
|
else if (strcasecmp(pszToken, "FIX") == 0) { |
204 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
205 |
|
|
if (pszToken) |
206 |
|
|
pParamInfo->fix = (strcasecmp(lscp_unquote(&pszToken, 0), "TRUE") == 0); |
207 |
|
|
} |
208 |
|
|
else if (strcasecmp(pszToken, "MULTIPLICITY") == 0) { |
209 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
210 |
|
|
if (pszToken) |
211 |
|
|
pParamInfo->multiplicity = (strcasecmp(lscp_unquote(&pszToken, 0), "TRUE") == 0); |
212 |
|
|
} |
213 |
|
|
else if (strcasecmp(pszToken, "DEPENDS") == 0) { |
214 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
215 |
|
|
if (pszToken) |
216 |
|
|
pParamInfo->depends = lscp_szsplit_create(pszToken, ","); |
217 |
|
|
} |
218 |
|
|
else if (strcasecmp(pszToken, "DEFAULT") == 0) { |
219 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
220 |
|
|
if (pszToken) |
221 |
|
|
pParamInfo->defaultv = lscp_unquote(&pszToken, 1); |
222 |
|
|
} |
223 |
|
|
else if (strcasecmp(pszToken, "RANGE_MIN") == 0) { |
224 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
225 |
|
|
if (pszToken) |
226 |
|
|
pParamInfo->range_min = lscp_unquote(&pszToken, 1); |
227 |
|
|
} |
228 |
|
|
else if (strcasecmp(pszToken, "RANGE_MAX") == 0) { |
229 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
230 |
|
|
if (pszToken) |
231 |
|
|
pParamInfo->range_max = lscp_unquote(&pszToken, 1); |
232 |
|
|
} |
233 |
|
|
else if (strcasecmp(pszToken, "POSSIBILITIES") == 0) { |
234 |
|
|
pszToken = lscp_strtok(NULL, pszCrlf, &(pch)); |
235 |
|
|
if (pszToken) |
236 |
|
|
pParamInfo->possibilities = lscp_szsplit_create(pszToken, ","); |
237 |
|
|
} |
238 |
|
|
pszToken = lscp_strtok(NULL, pszSeps, &(pch)); |
239 |
|
|
} |
240 |
|
|
} |
241 |
|
|
|
242 |
|
|
// Unlock this section down. |
243 |
|
|
lscp_mutex_unlock(pClient->mutex); |
244 |
|
|
|
245 |
|
|
return pParamInfo; |
246 |
|
|
} |
247 |
|
|
|
248 |
|
|
|
249 |
capela |
107 |
//------------------------------------------------------------------------- |
250 |
|
|
// Audio driver control functions. |
251 |
|
|
|
252 |
|
|
/** |
253 |
|
|
* Getting all available audio output drivers. |
254 |
|
|
* GET AVAILABLE_AUDIO_OUTPUT_DRIVERS |
255 |
|
|
* |
256 |
|
|
* @param pClient Pointer to client instance structure. |
257 |
|
|
* |
258 |
|
|
* @returns A NULL terminated array of audio output driver type |
259 |
|
|
* name strings, or NULL in case of failure. |
260 |
|
|
*/ |
261 |
|
|
const char ** lscp_get_available_audio_drivers ( lscp_client_t *pClient ) |
262 |
|
|
{ |
263 |
|
|
const char *pszSeps = ","; |
264 |
|
|
|
265 |
capela |
132 |
// Lock this section up. |
266 |
|
|
lscp_mutex_lock(pClient->mutex); |
267 |
|
|
|
268 |
capela |
107 |
if (pClient->audio_drivers) { |
269 |
|
|
lscp_szsplit_destroy(pClient->audio_drivers); |
270 |
|
|
pClient->audio_drivers = NULL; |
271 |
|
|
} |
272 |
|
|
|
273 |
capela |
132 |
if (lscp_client_call(pClient, "GET AVAILABLE_AUDIO_OUTPUT_DRIVERS\r\n") == LSCP_OK) |
274 |
capela |
107 |
pClient->audio_drivers = lscp_szsplit_create(lscp_client_get_result(pClient), pszSeps); |
275 |
|
|
|
276 |
capela |
132 |
// Unlock this section down. |
277 |
|
|
lscp_mutex_unlock(pClient->mutex); |
278 |
|
|
|
279 |
capela |
107 |
return (const char **) pClient->audio_drivers; |
280 |
|
|
} |
281 |
|
|
|
282 |
|
|
|
283 |
|
|
/** |
284 |
|
|
* Getting informations about a specific audio output driver. |
285 |
|
|
* GET AUDIO_OUTPUT_DRIVER INFO <audio-output-type> |
286 |
|
|
* |
287 |
|
|
* @param pClient Pointer to client instance structure. |
288 |
|
|
* @param pszAudioDriver Audio driver type string (e.g. "ALSA"). |
289 |
|
|
* |
290 |
|
|
* @returns A pointer to a @ref lscp_driver_info_t structure, with |
291 |
|
|
* the given audio driver information, or NULL in case of failure. |
292 |
|
|
*/ |
293 |
|
|
lscp_driver_info_t* lscp_get_audio_driver_info ( lscp_client_t *pClient, const char *pszAudioDriver ) |
294 |
|
|
{ |
295 |
|
|
char szQuery[LSCP_BUFSIZ]; |
296 |
|
|
|
297 |
|
|
if (pszAudioDriver == NULL) |
298 |
|
|
return NULL; |
299 |
|
|
|
300 |
|
|
sprintf(szQuery, "GET AUDIO_OUTPUT_DRIVER INFO %s\r\n", pszAudioDriver); |
301 |
capela |
171 |
return _lscp_driver_info_query(pClient, &(pClient->audio_driver_info), szQuery); |
302 |
capela |
107 |
} |
303 |
|
|
|
304 |
|
|
|
305 |
|
|
/** |
306 |
|
|
* Getting informations about specific audio output driver parameter. |
307 |
|
|
* GET AUDIO_OUTPUT_DRIVER_PARAMETER INFO <audio-output-driver> <param> [<dep-list>] |
308 |
|
|
* |
309 |
|
|
* @param pClient Pointer to client instance structure. |
310 |
|
|
* @param pszAudioDriver Audio driver type string (e.g. "ALSA"). |
311 |
|
|
* @param pszParam Audio driver parameter name. |
312 |
|
|
* @param pDepList Pointer to specific dependencies parameter list. |
313 |
|
|
* |
314 |
|
|
* @returns A pointer to a @ref lscp_param_info_t structure, with |
315 |
|
|
* the given audio driver parameter information, or NULL in case of failure. |
316 |
|
|
*/ |
317 |
|
|
lscp_param_info_t *lscp_get_audio_driver_param_info ( lscp_client_t *pClient, const char *pszAudioDriver, const char *pszParam, lscp_param_t *pDepList ) |
318 |
|
|
{ |
319 |
capela |
163 |
char szQuery[LSCP_BUFSIZ]; |
320 |
capela |
107 |
|
321 |
|
|
if (pClient == NULL) |
322 |
|
|
return NULL; |
323 |
|
|
if (pszAudioDriver == NULL) |
324 |
|
|
return NULL; |
325 |
|
|
if (pszParam == NULL) |
326 |
|
|
return NULL; |
327 |
|
|
|
328 |
capela |
171 |
sprintf(szQuery, "GET AUDIO_OUTPUT_DRIVER_PARAMETER INFO %s %s", pszAudioDriver, pszParam); |
329 |
|
|
return _lscp_param_info_query(pClient, &(pClient->audio_param_info), szQuery, sizeof(szQuery), pDepList); |
330 |
capela |
107 |
} |
331 |
|
|
|
332 |
|
|
|
333 |
|
|
//------------------------------------------------------------------------- |
334 |
|
|
// Audio device control functions. |
335 |
|
|
|
336 |
|
|
/** |
337 |
|
|
* Creating an audio output device. |
338 |
|
|
* CREATE AUDIO_OUTPUT_DEVICE <audio-output-driver> [<params>] |
339 |
|
|
* |
340 |
|
|
* @param pClient Pointer to client instance structure. |
341 |
|
|
* @param pszAudioDriver Audio driver type string (e.g. "ALSA"). |
342 |
|
|
* @param pParams Pointer to specific parameter list. |
343 |
|
|
* |
344 |
|
|
* @returns The new audio device number identifier on success, |
345 |
|
|
* or -1 in case of failure. |
346 |
|
|
*/ |
347 |
|
|
int lscp_create_audio_device ( lscp_client_t *pClient, const char *pszAudioDriver, lscp_param_t *pParams ) |
348 |
|
|
{ |
349 |
capela |
171 |
char szQuery[LSCP_BUFSIZ]; |
350 |
capela |
107 |
int iAudioDevice = -1; |
351 |
|
|
|
352 |
|
|
if (pClient == NULL) |
353 |
capela |
171 |
return iAudioDevice; |
354 |
capela |
107 |
if (pszAudioDriver == NULL) |
355 |
capela |
171 |
return iAudioDevice; |
356 |
capela |
107 |
|
357 |
capela |
171 |
// Lock this section up. |
358 |
|
|
lscp_mutex_lock(pClient->mutex); |
359 |
|
|
|
360 |
|
|
sprintf(szQuery, "CREATE AUDIO_OUTPUT_DEVICE %s", pszAudioDriver); |
361 |
|
|
lscp_param_concat(szQuery, sizeof(szQuery), pParams); |
362 |
|
|
if (lscp_client_call(pClient, szQuery) == LSCP_OK) |
363 |
|
|
iAudioDevice = atoi(lscp_client_get_result(pClient)); |
364 |
|
|
|
365 |
|
|
// Unlock this section down. |
366 |
|
|
lscp_mutex_unlock(pClient->mutex); |
367 |
|
|
|
368 |
capela |
107 |
return iAudioDevice; |
369 |
|
|
} |
370 |
|
|
|
371 |
|
|
|
372 |
|
|
/** |
373 |
|
|
* Destroying an audio output device. |
374 |
|
|
* DESTROY AUDIO_OUTPUT_DEVICE <audio-device-id> |
375 |
|
|
* |
376 |
|
|
* @param pClient Pointer to client instance structure. |
377 |
|
|
* @param iAudioDevice Audio device number identifier. |
378 |
|
|
* |
379 |
|
|
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
380 |
|
|
*/ |
381 |
|
|
lscp_status_t lscp_destroy_audio_device ( lscp_client_t *pClient, int iAudioDevice ) |
382 |
|
|
{ |
383 |
|
|
lscp_status_t ret = LSCP_FAILED; |
384 |
capela |
171 |
char szQuery[LSCP_BUFSIZ]; |
385 |
capela |
107 |
|
386 |
|
|
if (pClient == NULL) |
387 |
|
|
return ret; |
388 |
|
|
if (iAudioDevice < 0) |
389 |
|
|
return ret; |
390 |
|
|
|
391 |
capela |
171 |
sprintf(szQuery, "DESTROY AUDIO_OUTPUT_DEVICE %d\r\n", iAudioDevice); |
392 |
|
|
return lscp_client_query(pClient, szQuery); |
393 |
capela |
107 |
} |
394 |
|
|
|
395 |
|
|
|
396 |
|
|
/** |
397 |
capela |
125 |
* Getting all created audio output device count. |
398 |
capela |
107 |
* GET AUDIO_OUTPUT_DEVICES |
399 |
|
|
* |
400 |
|
|
* @param pClient Pointer to client instance structure. |
401 |
|
|
* |
402 |
capela |
125 |
* @returns The current total number of audio devices on success, |
403 |
|
|
* -1 otherwise. |
404 |
|
|
*/ |
405 |
|
|
int lscp_get_audio_devices ( lscp_client_t *pClient ) |
406 |
|
|
{ |
407 |
|
|
int iAudioDevices = -1; |
408 |
capela |
132 |
|
409 |
|
|
// Lock this section up. |
410 |
|
|
lscp_mutex_lock(pClient->mutex); |
411 |
|
|
|
412 |
|
|
if (lscp_client_call(pClient, "GET AUDIO_OUTPUT_DEVICES\r\n") == LSCP_OK) |
413 |
capela |
125 |
iAudioDevices = atoi(lscp_client_get_result(pClient)); |
414 |
capela |
132 |
|
415 |
|
|
// Unlock this section down. |
416 |
|
|
lscp_mutex_unlock(pClient->mutex); |
417 |
|
|
|
418 |
capela |
125 |
return iAudioDevices; |
419 |
|
|
} |
420 |
|
|
|
421 |
|
|
|
422 |
|
|
/** |
423 |
|
|
* Getting all created audio output device list. |
424 |
|
|
* LIST AUDIO_OUTPUT_DEVICES |
425 |
|
|
* |
426 |
|
|
* @param pClient Pointer to client instance structure. |
427 |
|
|
* |
428 |
capela |
107 |
* @returns An array of audio device number identifiers, |
429 |
|
|
* terminated with -1 on success, or NULL in case of failure. |
430 |
|
|
*/ |
431 |
capela |
125 |
int *lscp_list_audio_devices ( lscp_client_t *pClient ) |
432 |
capela |
107 |
{ |
433 |
capela |
125 |
const char *pszSeps = ","; |
434 |
capela |
107 |
|
435 |
|
|
if (pClient == NULL) |
436 |
|
|
return NULL; |
437 |
|
|
|
438 |
capela |
132 |
// Lock this section up. |
439 |
|
|
lscp_mutex_lock(pClient->mutex); |
440 |
|
|
|
441 |
capela |
125 |
if (pClient->audio_devices) { |
442 |
|
|
lscp_isplit_destroy(pClient->audio_devices); |
443 |
|
|
pClient->audio_devices = NULL; |
444 |
|
|
} |
445 |
|
|
|
446 |
capela |
132 |
if (lscp_client_call(pClient, "LIST AUDIO_OUTPUT_DEVICES\r\n") == LSCP_OK) |
447 |
capela |
125 |
pClient->audio_devices = lscp_isplit_create(lscp_client_get_result(pClient), pszSeps); |
448 |
|
|
|
449 |
capela |
132 |
// Unlock this section down. |
450 |
|
|
lscp_mutex_unlock(pClient->mutex); |
451 |
|
|
|
452 |
capela |
125 |
return pClient->audio_devices; |
453 |
capela |
107 |
} |
454 |
|
|
|
455 |
|
|
|
456 |
|
|
/** |
457 |
|
|
* Getting current settings of an audio output device. |
458 |
|
|
* GET AUDIO_OUTPUT_DEVICE INFO <audio-device-id> |
459 |
|
|
* |
460 |
|
|
* @param pClient Pointer to client instance structure. |
461 |
|
|
* @param iAudioDevice Audio device number identifier. |
462 |
|
|
* |
463 |
|
|
* @returns A pointer to a @ref lscp_device_info_t structure, with |
464 |
|
|
* the given audio device information, or NULL in case of failure. |
465 |
|
|
*/ |
466 |
|
|
lscp_device_info_t *lscp_get_audio_device_info ( lscp_client_t *pClient, int iAudioDevice ) |
467 |
|
|
{ |
468 |
capela |
171 |
char szQuery[LSCP_BUFSIZ]; |
469 |
capela |
107 |
|
470 |
|
|
if (pClient == NULL) |
471 |
|
|
return NULL; |
472 |
|
|
if (iAudioDevice < 0) |
473 |
|
|
return NULL; |
474 |
|
|
|
475 |
capela |
171 |
sprintf(szQuery, "GET AUDIO_OUTPUT_DEVICE INFO %d\r\n", iAudioDevice); |
476 |
|
|
return _lscp_device_info_query(pClient, &(pClient->audio_device_info), szQuery); |
477 |
capela |
107 |
} |
478 |
|
|
|
479 |
|
|
|
480 |
|
|
/** |
481 |
|
|
* Changing settings of audio output devices. |
482 |
capela |
171 |
* SET AUDIO_OUTPUT_DEVICE_PARAMETER <audio-device-id> <param>=<value> |
483 |
capela |
107 |
* |
484 |
|
|
* @param pClient Pointer to client instance structure. |
485 |
|
|
* @param iAudioDevice Audio device number identifier. |
486 |
|
|
* @param pParam Pointer to a key-valued audio device parameter. |
487 |
|
|
* |
488 |
|
|
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
489 |
|
|
*/ |
490 |
|
|
lscp_status_t lscp_set_audio_device_param ( lscp_client_t *pClient, int iAudioDevice, lscp_param_t *pParam ) |
491 |
|
|
{ |
492 |
capela |
171 |
char szQuery[LSCP_BUFSIZ]; |
493 |
capela |
107 |
|
494 |
|
|
if (pClient == NULL) |
495 |
capela |
171 |
return LSCP_FAILED; |
496 |
capela |
107 |
if (iAudioDevice < 0) |
497 |
capela |
171 |
return LSCP_FAILED; |
498 |
capela |
107 |
if (pParam == NULL) |
499 |
capela |
171 |
return LSCP_FAILED; |
500 |
capela |
107 |
|
501 |
capela |
171 |
sprintf(szQuery, "SET AUDIO_OUTPUT_DEVICE_PARAMETER %d", iAudioDevice); |
502 |
|
|
lscp_param_concat(szQuery, sizeof(szQuery), pParam); |
503 |
|
|
return lscp_client_query(pClient, szQuery); |
504 |
capela |
107 |
} |
505 |
|
|
|
506 |
|
|
|
507 |
|
|
/** |
508 |
|
|
* Getting informations about an audio channel. |
509 |
|
|
* GET AUDIO_OUTPUT_CHANNEL INFO <audio-device-id> <audio-channel> |
510 |
|
|
* |
511 |
|
|
* @param pClient Pointer to client instance structure. |
512 |
|
|
* @param iAudioDevice Audio device number identifier. |
513 |
|
|
* @param iAudioChannel Audio channel number. |
514 |
|
|
* |
515 |
capela |
171 |
* @returns A pointer to a @ref lscp_device_port_info_t structure, |
516 |
capela |
107 |
* with the given audio channel information, or NULL in case of failure. |
517 |
|
|
*/ |
518 |
capela |
171 |
lscp_device_port_info_t* lscp_get_audio_channel_info ( lscp_client_t *pClient, int iAudioDevice, int iAudioChannel ) |
519 |
capela |
107 |
{ |
520 |
capela |
171 |
char szQuery[LSCP_BUFSIZ]; |
521 |
capela |
107 |
|
522 |
|
|
if (pClient == NULL) |
523 |
|
|
return NULL; |
524 |
|
|
if (iAudioDevice < 0) |
525 |
|
|
return NULL; |
526 |
|
|
if (iAudioChannel < 0) |
527 |
|
|
return NULL; |
528 |
|
|
|
529 |
capela |
171 |
sprintf(szQuery, "GET AUDIO_OUTPUT_CHANNEL INFO %d %d\r\n", iAudioDevice, iAudioChannel); |
530 |
|
|
return _lscp_device_port_info_query(pClient, &(pClient->audio_channel_info), szQuery); |
531 |
capela |
107 |
} |
532 |
|
|
|
533 |
|
|
|
534 |
|
|
/** |
535 |
|
|
* Getting informations about specific audio channel parameter. |
536 |
|
|
* GET AUDIO_OUTPUT_CHANNEL_PARAMETER INFO <audio-device-id> <audio-channel> <param> |
537 |
|
|
* |
538 |
|
|
* @param pClient Pointer to client instance structure. |
539 |
|
|
* @param iAudioDevice Audio device number identifier. |
540 |
|
|
* @param iAudioChannel Audio channel number. |
541 |
|
|
* @param pszParam Audio channel parameter name. |
542 |
|
|
* |
543 |
|
|
* @returns A pointer to a @ref lscp_param_info_t structure, with |
544 |
|
|
* the given audio channel parameter information, or NULL in case of failure. |
545 |
|
|
*/ |
546 |
|
|
lscp_param_info_t* lscp_get_audio_channel_param_info ( lscp_client_t *pClient, int iAudioDevice, int iAudioChannel, const char *pszParam ) |
547 |
|
|
{ |
548 |
capela |
171 |
char szQuery[LSCP_BUFSIZ]; |
549 |
capela |
107 |
|
550 |
|
|
if (pClient == NULL) |
551 |
|
|
return NULL; |
552 |
|
|
if (iAudioDevice < 0) |
553 |
|
|
return NULL; |
554 |
|
|
if (iAudioChannel < 0) |
555 |
|
|
return NULL; |
556 |
|
|
if (pszParam == NULL) |
557 |
|
|
return NULL; |
558 |
|
|
|
559 |
capela |
171 |
sprintf(szQuery, "GET AUDIO_OUTPUT_CHANNEL_PARAMETER INFO %d %d %s", iAudioDevice, iAudioChannel, pszParam); |
560 |
|
|
return _lscp_param_info_query(pClient, &(pClient->audio_channel_param_info), szQuery, sizeof(szQuery), NULL); |
561 |
capela |
107 |
} |
562 |
|
|
|
563 |
|
|
|
564 |
|
|
/** |
565 |
|
|
* Changing settings of audio output channels. |
566 |
|
|
* SET AUDIO_OUTPUT_CHANNEL_PARAMETER <audio-device-id> <audio-channel> <param> <value> |
567 |
|
|
* |
568 |
|
|
* @param pClient Pointer to client instance structure. |
569 |
|
|
* @param iAudioDevice Audio device number identifier. |
570 |
|
|
* @param iAudioChannel Audio channel number. |
571 |
|
|
* @param pParam Pointer to a key-valued audio channel parameter. |
572 |
|
|
* |
573 |
|
|
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
574 |
|
|
*/ |
575 |
|
|
lscp_status_t lscp_set_audio_channel_param ( lscp_client_t *pClient, int iAudioDevice, int iAudioChannel, lscp_param_t *pParam ) |
576 |
|
|
{ |
577 |
capela |
171 |
char szQuery[LSCP_BUFSIZ]; |
578 |
capela |
107 |
|
579 |
|
|
if (pClient == NULL) |
580 |
capela |
171 |
return LSCP_FAILED; |
581 |
capela |
107 |
if (iAudioDevice < 0) |
582 |
capela |
171 |
return LSCP_FAILED; |
583 |
capela |
107 |
if (iAudioChannel < 0) |
584 |
capela |
171 |
return LSCP_FAILED; |
585 |
capela |
107 |
if (pParam == NULL) |
586 |
capela |
171 |
return LSCP_FAILED; |
587 |
capela |
107 |
|
588 |
capela |
171 |
sprintf(szQuery, "SET AUDIO_OUTPUT_CHANNEL_PARAMETER %d %d", iAudioDevice, iAudioChannel); |
589 |
|
|
lscp_param_concat(szQuery, sizeof(szQuery), pParam); |
590 |
|
|
return lscp_client_query(pClient, szQuery); |
591 |
capela |
107 |
} |
592 |
|
|
|
593 |
|
|
|
594 |
|
|
//------------------------------------------------------------------------- |
595 |
|
|
// MIDI driver control functions. |
596 |
|
|
|
597 |
|
|
/** |
598 |
|
|
* Getting all available MIDI input drivers. |
599 |
|
|
* GET AVAILABLE_MIDI_INPUT_DRIVERS |
600 |
|
|
* |
601 |
|
|
* @param pClient Pointer to client instance structure. |
602 |
|
|
* |
603 |
|
|
* @returns A NULL terminated array of MIDI input driver type |
604 |
|
|
* name strings, or NULL in case of failure. |
605 |
|
|
*/ |
606 |
|
|
const char** lscp_get_available_midi_drivers ( lscp_client_t *pClient ) |
607 |
|
|
{ |
608 |
|
|
const char *pszSeps = ","; |
609 |
|
|
|
610 |
capela |
132 |
// Lock this section up. |
611 |
|
|
lscp_mutex_lock(pClient->mutex); |
612 |
|
|
|
613 |
capela |
107 |
if (pClient->midi_drivers) { |
614 |
|
|
lscp_szsplit_destroy(pClient->midi_drivers); |
615 |
|
|
pClient->midi_drivers = NULL; |
616 |
|
|
} |
617 |
|
|
|
618 |
capela |
132 |
if (lscp_client_call(pClient, "GET AVAILABLE_MIDI_INPUT_DRIVERS\r\n") == LSCP_OK) |
619 |
capela |
107 |
pClient->midi_drivers = lscp_szsplit_create(lscp_client_get_result(pClient), pszSeps); |
620 |
|
|
|
621 |
capela |
132 |
// Unlock this section up. |
622 |
|
|
lscp_mutex_unlock(pClient->mutex); |
623 |
|
|
|
624 |
capela |
107 |
return (const char **) pClient->midi_drivers; |
625 |
|
|
} |
626 |
|
|
|
627 |
|
|
|
628 |
|
|
/** |
629 |
|
|
* Getting informations about a specific MIDI input driver. |
630 |
|
|
* GET MIDI_INPUT_DRIVER INFO <midi-input-type> |
631 |
|
|
* |
632 |
|
|
* @param pClient Pointer to client instance structure. |
633 |
|
|
* @param pszMidiDriver MIDI driver type string (e.g. "ALSA"). |
634 |
|
|
* |
635 |
|
|
* @returns A pointer to a @ref lscp_driver_info_t structure, with |
636 |
|
|
* the given MIDI driver information, or NULL in case of failure. |
637 |
|
|
*/ |
638 |
|
|
lscp_driver_info_t* lscp_get_midi_driver_info ( lscp_client_t *pClient, const char *pszMidiDriver ) |
639 |
|
|
{ |
640 |
|
|
char szQuery[LSCP_BUFSIZ]; |
641 |
|
|
|
642 |
|
|
if (pszMidiDriver == NULL) |
643 |
|
|
return NULL; |
644 |
|
|
|
645 |
|
|
sprintf(szQuery, "GET MIDI_INPUT_DRIVER INFO %s\r\n", pszMidiDriver); |
646 |
capela |
171 |
return _lscp_driver_info_query(pClient, &(pClient->midi_driver_info), szQuery); |
647 |
capela |
107 |
} |
648 |
|
|
|
649 |
|
|
|
650 |
|
|
/** |
651 |
|
|
* Getting informations about specific MIDI input driver parameter. |
652 |
|
|
* GET MIDI_INPUT_DRIVER_PARAMETER INFO <midi-input-driver> <param> [<dep-list>] |
653 |
|
|
* |
654 |
|
|
* @param pClient Pointer to client instance structure. |
655 |
|
|
* @param pszMidiDriver MIDI driver type string (e.g. "ALSA"). |
656 |
|
|
* @param pszParam MIDI driver parameter name. |
657 |
|
|
* @param pDepList Pointer to specific dependencies parameter list. |
658 |
|
|
* |
659 |
|
|
* @returns A pointer to a @ref lscp_param_info_t structure, with |
660 |
|
|
* the given MIDI driver parameter information, or NULL in case of failure. |
661 |
|
|
* |
662 |
|
|
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
663 |
|
|
*/ |
664 |
|
|
lscp_param_info_t *lscp_get_midi_driver_param_info ( lscp_client_t *pClient, const char *pszMidiDriver, const char *pszParam, lscp_param_t *pDepList ) |
665 |
|
|
{ |
666 |
capela |
163 |
char szQuery[LSCP_BUFSIZ]; |
667 |
capela |
107 |
|
668 |
|
|
if (pClient == NULL) |
669 |
|
|
return NULL; |
670 |
|
|
if (pszMidiDriver == NULL) |
671 |
|
|
return NULL; |
672 |
|
|
if (pszParam == NULL) |
673 |
|
|
return NULL; |
674 |
|
|
|
675 |
capela |
171 |
sprintf(szQuery, "GET MIDI_INPUT_DRIVER_PARAMETER INFO %s %s", pszMidiDriver, pszParam); |
676 |
|
|
return _lscp_param_info_query(pClient, &(pClient->midi_param_info), szQuery, sizeof(szQuery), pDepList); |
677 |
capela |
107 |
} |
678 |
|
|
|
679 |
|
|
|
680 |
|
|
//------------------------------------------------------------------------- |
681 |
|
|
// MIDI device control functions. |
682 |
|
|
|
683 |
|
|
/** |
684 |
|
|
* Creating a MIDI input device. |
685 |
|
|
* CREATE MIDI_INPUT_DEVICE <midi-input-driver> [<params>] |
686 |
|
|
* |
687 |
|
|
* @param pClient Pointer to client instance structure. |
688 |
|
|
* @param pszMidiDriver MIDI driver type string (e.g. "ALSA"). |
689 |
|
|
* @param pParams Pointer to specific parameter list. |
690 |
|
|
* |
691 |
|
|
* @returns The new audio device number identifier on success, |
692 |
|
|
* or -1 in case of failure. |
693 |
|
|
*/ |
694 |
|
|
int lscp_create_midi_device ( lscp_client_t *pClient, const char *pszMidiDriver, lscp_param_t *pParams ) |
695 |
|
|
{ |
696 |
capela |
171 |
char szQuery[LSCP_BUFSIZ]; |
697 |
capela |
107 |
int iMidiDevice = -1; |
698 |
|
|
|
699 |
|
|
if (pClient == NULL) |
700 |
capela |
171 |
return iMidiDevice; |
701 |
capela |
107 |
if (pszMidiDriver == NULL) |
702 |
capela |
171 |
return iMidiDevice; |
703 |
capela |
107 |
|
704 |
capela |
171 |
// Lock this section up. |
705 |
|
|
lscp_mutex_lock(pClient->mutex); |
706 |
|
|
|
707 |
|
|
sprintf(szQuery, "CREATE MIDI_INPUT_DEVICE %s", pszMidiDriver); |
708 |
|
|
lscp_param_concat(szQuery, sizeof(szQuery), pParams); |
709 |
|
|
if (lscp_client_call(pClient, szQuery) == LSCP_OK) |
710 |
|
|
iMidiDevice = atoi(lscp_client_get_result(pClient)); |
711 |
|
|
|
712 |
|
|
// Unlock this section down. |
713 |
|
|
lscp_mutex_unlock(pClient->mutex); |
714 |
|
|
|
715 |
capela |
107 |
return iMidiDevice; |
716 |
|
|
} |
717 |
|
|
|
718 |
|
|
|
719 |
|
|
/** |
720 |
|
|
* Destroying a MIDI input device. |
721 |
|
|
* DESTROY MIDI_INPUT_DEVICE <midi-device-id> |
722 |
|
|
* |
723 |
|
|
* @param pClient Pointer to client instance structure. |
724 |
|
|
* @param iMidiDevice MIDI device number identifier. |
725 |
|
|
* |
726 |
|
|
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
727 |
|
|
*/ |
728 |
|
|
lscp_status_t lscp_destroy_midi_device ( lscp_client_t *pClient, int iMidiDevice ) |
729 |
|
|
{ |
730 |
|
|
lscp_status_t ret = LSCP_FAILED; |
731 |
capela |
171 |
char szQuery[LSCP_BUFSIZ]; |
732 |
capela |
107 |
|
733 |
|
|
if (pClient == NULL) |
734 |
|
|
return ret; |
735 |
|
|
if (iMidiDevice < 0) |
736 |
|
|
return ret; |
737 |
|
|
|
738 |
capela |
171 |
sprintf(szQuery, "DESTROY MIDI_INPUT_DEVICE %d\r\n", iMidiDevice); |
739 |
|
|
return lscp_client_query(pClient, szQuery); |
740 |
capela |
107 |
} |
741 |
|
|
|
742 |
|
|
|
743 |
|
|
/** |
744 |
capela |
125 |
* Getting all created MIDI intput device count. |
745 |
capela |
107 |
* GET MIDI_INPUT_DEVICES |
746 |
|
|
* |
747 |
|
|
* @param pClient Pointer to client instance structure. |
748 |
|
|
* |
749 |
capela |
125 |
* @returns The current total number of MIDI devices on success, |
750 |
|
|
* -1 otherwise. |
751 |
|
|
*/ |
752 |
|
|
int lscp_get_midi_devices ( lscp_client_t *pClient ) |
753 |
|
|
{ |
754 |
|
|
int iMidiDevices = -1; |
755 |
capela |
132 |
|
756 |
|
|
// Lock this section up. |
757 |
|
|
lscp_mutex_lock(pClient->mutex); |
758 |
|
|
|
759 |
|
|
if (lscp_client_call(pClient, "GET MIDI_INPUT_DEVICES\r\n") == LSCP_OK) |
760 |
capela |
125 |
iMidiDevices = atoi(lscp_client_get_result(pClient)); |
761 |
capela |
132 |
|
762 |
|
|
// Unlock this section down. |
763 |
|
|
lscp_mutex_unlock(pClient->mutex); |
764 |
|
|
|
765 |
capela |
125 |
return iMidiDevices; |
766 |
|
|
} |
767 |
|
|
|
768 |
|
|
|
769 |
|
|
/** |
770 |
|
|
* Getting all created MIDI intput device list. |
771 |
|
|
* LIST MIDI_INPUT_DEVICES |
772 |
|
|
* |
773 |
|
|
* @param pClient Pointer to client instance structure. |
774 |
|
|
* |
775 |
capela |
107 |
* @returns An array of MIDI device number identifiers, |
776 |
|
|
* terminated with -1 on success, or NULL in case of failure. |
777 |
|
|
*/ |
778 |
capela |
125 |
int *lscp_list_midi_devices ( lscp_client_t *pClient ) |
779 |
capela |
107 |
{ |
780 |
capela |
125 |
const char *pszSeps = ","; |
781 |
capela |
107 |
|
782 |
|
|
if (pClient == NULL) |
783 |
|
|
return NULL; |
784 |
|
|
|
785 |
capela |
132 |
// Lock this section up. |
786 |
|
|
lscp_mutex_lock(pClient->mutex); |
787 |
|
|
|
788 |
capela |
125 |
if (pClient->midi_devices) { |
789 |
|
|
lscp_isplit_destroy(pClient->midi_devices); |
790 |
|
|
pClient->midi_devices = NULL; |
791 |
|
|
} |
792 |
|
|
|
793 |
capela |
132 |
if (lscp_client_call(pClient, "LIST MIDI_INPUT_DEVICES\r\n") == LSCP_OK) |
794 |
capela |
125 |
pClient->midi_devices = lscp_isplit_create(lscp_client_get_result(pClient), pszSeps); |
795 |
|
|
|
796 |
capela |
132 |
// Unlock this section down. |
797 |
|
|
lscp_mutex_unlock(pClient->mutex); |
798 |
|
|
|
799 |
capela |
125 |
return pClient->midi_devices; |
800 |
capela |
107 |
} |
801 |
|
|
|
802 |
|
|
|
803 |
|
|
/** |
804 |
|
|
* Getting current settings of a MIDI input device. |
805 |
|
|
* GET MIDI_INPUT_DEVICE INFO <midi-device-id> |
806 |
|
|
* |
807 |
|
|
* @param pClient Pointer to client instance structure. |
808 |
|
|
* @param iMidiDevice MIDI device number identifier. |
809 |
|
|
* |
810 |
|
|
* @returns A pointer to a @ref lscp_device_info_t structure, with |
811 |
|
|
* the given MIDI device information, or NULL in case of failure. |
812 |
|
|
*/ |
813 |
|
|
lscp_device_info_t* lscp_get_midi_device_info ( lscp_client_t *pClient, int iMidiDevice ) |
814 |
|
|
{ |
815 |
capela |
171 |
char szQuery[LSCP_BUFSIZ]; |
816 |
capela |
107 |
|
817 |
|
|
if (pClient == NULL) |
818 |
|
|
return NULL; |
819 |
|
|
if (iMidiDevice < 0) |
820 |
|
|
return NULL; |
821 |
|
|
|
822 |
capela |
171 |
sprintf(szQuery, "GET MIDI_INPUT_DEVICE INFO %d\r\n", iMidiDevice); |
823 |
|
|
return _lscp_device_info_query(pClient, &(pClient->midi_device_info), szQuery); |
824 |
capela |
107 |
} |
825 |
|
|
|
826 |
|
|
|
827 |
|
|
/** |
828 |
|
|
* Changing settings of MIDI input devices. |
829 |
capela |
171 |
* SET MIDI_INPUT_DEVICE_PARAMETER <midi-device-id> <param>=<value> |
830 |
capela |
107 |
* |
831 |
|
|
* @param pClient Pointer to client instance structure. |
832 |
|
|
* @param iMidiDevice MIDI device number identifier. |
833 |
|
|
* @param pParam Pointer to a key-valued MIDI device parameter. |
834 |
|
|
* |
835 |
|
|
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
836 |
|
|
*/ |
837 |
|
|
lscp_status_t lscp_set_midi_device_param ( lscp_client_t *pClient, int iMidiDevice, lscp_param_t *pParam ) |
838 |
|
|
{ |
839 |
capela |
171 |
char szQuery[LSCP_BUFSIZ]; |
840 |
capela |
107 |
|
841 |
|
|
if (pClient == NULL) |
842 |
capela |
171 |
return LSCP_FAILED; |
843 |
capela |
107 |
if (iMidiDevice < 0) |
844 |
capela |
171 |
return LSCP_FAILED; |
845 |
capela |
107 |
if (pParam == NULL) |
846 |
capela |
171 |
return LSCP_FAILED; |
847 |
capela |
107 |
|
848 |
capela |
171 |
sprintf(szQuery, "SET MIDI_INPUT_DEVICE_PARAMETER %d", iMidiDevice); |
849 |
|
|
lscp_param_concat(szQuery, sizeof(szQuery), pParam); |
850 |
|
|
return lscp_client_query(pClient, szQuery); |
851 |
capela |
107 |
} |
852 |
|
|
|
853 |
|
|
|
854 |
|
|
/** |
855 |
|
|
* Getting informations about a MIDI port. |
856 |
|
|
* GET MIDI_INPUT_PORT INFO <midi-device-id> <midi-port> |
857 |
|
|
* |
858 |
|
|
* @param pClient Pointer to client instance structure. |
859 |
|
|
* @param iMidiDevice MIDI device number identifier. |
860 |
|
|
* @param iMidiPort MIDI port number. |
861 |
|
|
* |
862 |
capela |
171 |
* @returns A pointer to a @ref lscp_device_port_info_t structure, |
863 |
capela |
107 |
* with the given MIDI port information, or NULL in case of failure. |
864 |
|
|
*/ |
865 |
capela |
171 |
lscp_device_port_info_t* lscp_get_midi_port_info ( lscp_client_t *pClient, int iMidiDevice, int iMidiPort ) |
866 |
capela |
107 |
{ |
867 |
capela |
171 |
char szQuery[LSCP_BUFSIZ]; |
868 |
capela |
107 |
|
869 |
|
|
if (pClient == NULL) |
870 |
|
|
return NULL; |
871 |
|
|
if (iMidiDevice < 0) |
872 |
|
|
return NULL; |
873 |
|
|
if (iMidiPort < 0) |
874 |
|
|
return NULL; |
875 |
|
|
|
876 |
capela |
171 |
sprintf(szQuery, "GET MIDI_INPUT_PORT INFO %d %d\r\n", iMidiDevice, iMidiPort); |
877 |
|
|
return _lscp_device_port_info_query(pClient, &(pClient->midi_port_info), szQuery); |
878 |
capela |
107 |
} |
879 |
|
|
|
880 |
|
|
|
881 |
|
|
/** |
882 |
|
|
* Getting informations about specific MIDI port parameter. |
883 |
|
|
* GET MIDI_INPUT_PORT_PARAMETER INFO <midi-device-id> <midi-port> <param> |
884 |
|
|
* |
885 |
|
|
* @param pClient Pointer to client instance structure. |
886 |
|
|
* @param iMidiDevice MIDI device number identifier. |
887 |
|
|
* @param iMidiPort MIDI port number. |
888 |
|
|
* @param pszParam MIDI port parameter name. |
889 |
|
|
* |
890 |
|
|
* @returns A pointer to a @ref lscp_param_info_t structure, with |
891 |
|
|
* the given MIDI port parameter information, or NULL in case of failure. |
892 |
|
|
*/ |
893 |
|
|
lscp_param_info_t* lscp_get_midi_port_param_info ( lscp_client_t *pClient, int iMidiDevice, int iMidiPort, const char *pszParam ) |
894 |
|
|
{ |
895 |
capela |
171 |
char szQuery[LSCP_BUFSIZ]; |
896 |
capela |
107 |
|
897 |
|
|
if (pClient == NULL) |
898 |
|
|
return NULL; |
899 |
|
|
if (iMidiDevice < 0) |
900 |
|
|
return NULL; |
901 |
|
|
if (iMidiPort < 0) |
902 |
|
|
return NULL; |
903 |
|
|
if (pszParam == NULL) |
904 |
|
|
return NULL; |
905 |
|
|
|
906 |
capela |
171 |
sprintf(szQuery, "GET MIDI_INPUT_PORT_PARAMETER INFO %d %d %s", iMidiDevice, iMidiPort, pszParam); |
907 |
|
|
return _lscp_param_info_query(pClient, &(pClient->midi_port_param_info), szQuery, sizeof(szQuery), NULL); |
908 |
capela |
107 |
} |
909 |
|
|
|
910 |
|
|
|
911 |
|
|
/** |
912 |
|
|
* Changing settings of MIDI input ports. |
913 |
|
|
* SET MIDI_INPUT_PORT_PARAMETER <midi-device-id> <midi-port> <param> <value> |
914 |
|
|
* |
915 |
|
|
* @param pClient Pointer to client instance structure. |
916 |
|
|
* @param iMidiDevice MIDI device number identifier. |
917 |
|
|
* @param iMidiPort MIDI port number. |
918 |
|
|
* @param pParam Pointer to a key-valued MIDI port parameter. |
919 |
|
|
* |
920 |
|
|
* @returns LSCP_OK on success, LSCP_FAILED otherwise. |
921 |
|
|
*/ |
922 |
|
|
lscp_status_t lscp_set_midi_port_param ( lscp_client_t *pClient, int iMidiDevice, int iMidiPort, lscp_param_t *pParam ) |
923 |
|
|
{ |
924 |
capela |
171 |
char szQuery[LSCP_BUFSIZ]; |
925 |
capela |
107 |
|
926 |
|
|
if (pClient == NULL) |
927 |
capela |
171 |
return LSCP_FAILED; |
928 |
capela |
107 |
if (iMidiDevice < 0) |
929 |
capela |
171 |
return LSCP_FAILED; |
930 |
capela |
107 |
if (iMidiPort < 0) |
931 |
capela |
171 |
return LSCP_FAILED; |
932 |
capela |
107 |
if (pParam == NULL) |
933 |
capela |
171 |
return LSCP_FAILED; |
934 |
capela |
107 |
|
935 |
capela |
171 |
sprintf(szQuery, "SET MIDI_INPUT_PORT_PARAMETER %d %d", iMidiDevice, iMidiPort); |
936 |
|
|
lscp_param_concat(szQuery, sizeof(szQuery), pParam); |
937 |
|
|
return lscp_client_query(pClient, szQuery); |
938 |
capela |
107 |
} |
939 |
|
|
|
940 |
|
|
// end of device.c |
941 |
|
|
|