4 * Copyright (c) 2000 - 2011 Samsung Electronics Co., Ltd. All rights reserved.
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
10 * http://www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
20 #include "mm_camcorder_internal.h"
21 #include "mm_camcorder_resource.h"
22 #include <murphy/common/glib-glue.h>
24 #define MRP_APP_CLASS_FOR_CAMCORDER "media"
25 #define MRP_RESOURCE_TYPE_MANDATORY TRUE
26 #define MRP_RESOURCE_TYPE_EXCLUSIVE FALSE
28 const char* mm_camcorder_resource_str[MM_CAMCORDER_RESOURCE_MAX] = {
33 #define MMCAMCORDER_CHECK_RESOURCE_MANAGER_INSTANCE(x_camcorder_resource_manager) \
35 if (!x_camcorder_resource_manager) { \
36 _mmcam_dbg_err("no resource manager instance"); \
37 return MM_ERROR_INVALID_ARGUMENT; \
41 #define MMCAMCORDER_CHECK_CONNECTION_RESOURCE_MANAGER(x_camcorder_resource_manager) \
43 if (!x_camcorder_resource_manager) { \
44 _mmcam_dbg_err("no resource manager instance"); \
45 return MM_ERROR_INVALID_ARGUMENT; \
47 if (!x_camcorder_resource_manager->is_connected) { \
48 _mmcam_dbg_err("not connected to resource server yet"); \
49 return MM_ERROR_RESOURCE_NOT_INITIALIZED; \
54 static char *__mmcamcorder_resource_state_to_str(mrp_res_resource_state_t st)
56 char *state = "unknown";
58 case MRP_RES_RESOURCE_ACQUIRED:
61 case MRP_RES_RESOURCE_LOST:
64 case MRP_RES_RESOURCE_AVAILABLE:
67 case MRP_RES_RESOURCE_PENDING:
70 case MRP_RES_RESOURCE_ABOUT_TO_LOOSE:
71 state = "about to loose";
77 static void __mmcamcorder_resource_state_callback(mrp_res_context_t *context, mrp_res_error_t err, void *user_data)
80 const mrp_res_resource_set_t *rset;
81 mrp_res_resource_t *resource;
82 mmf_camcorder_t* camcorder = NULL;
84 if (err != MRP_RES_ERROR_NONE) {
85 _mmcam_dbg_err(" - error message received from Murphy, err(0x%x)", err);
89 camcorder = (mmf_camcorder_t*)user_data;
91 mmf_return_if_fail((MMHandleType)camcorder);
93 _mmcam_dbg_log("enter");
95 _MMCAMCORDER_LOCK_RESOURCE(camcorder);
97 switch (context->state) {
98 case MRP_RES_CONNECTED:
99 _mmcam_dbg_log(" - connected to Murphy");
100 if ((rset = mrp_res_list_resources(context)) != NULL) {
101 mrp_res_string_array_t *resource_names;
102 resource_names = mrp_res_list_resource_names(rset);
103 if (!resource_names) {
104 _mmcam_dbg_err(" - no resources available");
105 _MMCAMCORDER_UNLOCK_RESOURCE(camcorder);
108 for (i = 0; i < resource_names->num_strings; i++) {
109 resource = mrp_res_get_resource_by_name(rset, resource_names->strings[i]);
111 _mmcam_dbg_log(" - available resource: %s", resource->name);
113 mrp_res_free_string_array(resource_names);
115 camcorder->resource_manager.is_connected = TRUE;
116 _MMCAMCORDER_RESOURCE_SIGNAL(camcorder);
118 case MRP_RES_DISCONNECTED:
119 _mmcam_dbg_log(" - disconnected from Murphy");
120 if (camcorder->resource_manager.rset) {
121 mrp_res_delete_resource_set(camcorder->resource_manager.rset);
122 camcorder->resource_manager.rset = NULL;
124 if (camcorder->resource_manager.context) {
125 mrp_res_destroy(camcorder->resource_manager.context);
126 camcorder->resource_manager.context = NULL;
127 camcorder->resource_manager.is_connected = FALSE;
132 _MMCAMCORDER_UNLOCK_RESOURCE(camcorder);
134 _mmcam_dbg_log("leave");
140 static void __mmcamcorder_resource_set_state_callback(mrp_res_context_t *cx, const mrp_res_resource_set_t *rs, void *user_data)
143 mmf_camcorder_t *camcorder = (mmf_camcorder_t *)user_data;
144 mrp_res_resource_t *res;
146 mmf_return_if_fail((MMHandleType)camcorder);
148 _MMCAMCORDER_LOCK_RESOURCE(camcorder);
150 if (!mrp_res_equal_resource_set(rs, camcorder->resource_manager.rset)) {
151 _mmcam_dbg_warn("- resource set(%p) is not same as this camcorder handle's(%p)", rs, camcorder->resource_manager.rset);
152 _MMCAMCORDER_UNLOCK_RESOURCE(camcorder);
156 _mmcam_dbg_log(" - resource set state of camcorder(%p) is changed to [%s]",
157 camcorder, __mmcamcorder_resource_state_to_str(rs->state));
159 for (i = 0; i < MM_CAMCORDER_RESOURCE_MAX; i++) {
160 res = mrp_res_get_resource_by_name(rs, mm_camcorder_resource_str[i]);
162 _mmcam_dbg_warn(" -- %s not present in resource set", mm_camcorder_resource_str[i]);
164 _mmcam_dbg_log(" -- resource name [%s] -> [%s]",
165 res->name, __mmcamcorder_resource_state_to_str(res->state));
167 if (res->state == MRP_RES_RESOURCE_ACQUIRED) {
168 camcorder->resource_manager.acquire_remain--;
170 if (camcorder->resource_manager.acquire_remain <= 0) {
171 _mmcam_dbg_log("send signal - resource acquire done");
172 _MMCAMCORDER_RESOURCE_SIGNAL(camcorder);
174 _mmcam_dbg_warn("remained acquire count %d",
175 camcorder->resource_manager.acquire_remain);
177 } else if (res->state == MRP_RES_RESOURCE_LOST) {
178 camcorder->resource_manager.acquire_remain++;
180 if (camcorder->resource_manager.acquire_remain >= camcorder->resource_manager.acquire_count) {
181 _mmcam_dbg_log("resource release done");
183 if (camcorder->state > MM_CAMCORDER_STATE_NULL) {
184 _mmcam_dbg_log("send resource signal");
185 _MMCAMCORDER_RESOURCE_SIGNAL(camcorder);
187 _mmcam_dbg_log("skip resource signal - state %d", camcorder->state);
190 _mmcam_dbg_warn("acquired %d, lost %d",
191 camcorder->resource_manager.acquire_count,
192 camcorder->resource_manager.acquire_remain);
198 mrp_res_delete_resource_set(camcorder->resource_manager.rset);
199 camcorder->resource_manager.rset = mrp_res_copy_resource_set(rs);
201 _MMCAMCORDER_UNLOCK_RESOURCE(camcorder);
207 static void __mmcamcorder_resource_release_cb(mrp_res_context_t *cx, const mrp_res_resource_set_t *rs, void *user_data)
210 int current_state = MM_CAMCORDER_STATE_NONE;
211 mmf_camcorder_t* camcorder = (mmf_camcorder_t*)user_data;
212 mrp_res_resource_t *res;
214 mmf_return_if_fail((MMHandleType)camcorder);
216 current_state = _mmcamcorder_get_state((MMHandleType)camcorder);
217 if (current_state <= MM_CAMCORDER_STATE_NONE ||
218 current_state >= MM_CAMCORDER_STATE_NUM) {
219 _mmcam_dbg_err("Abnormal state. Or null handle. (%p, %d)", camcorder, current_state);
223 /* set value to inform a status is changed by resource manaer */
224 camcorder->state_change_by_system = _MMCAMCORDER_STATE_CHANGE_BY_RM;
226 _MMCAMCORDER_LOCK_ASM(camcorder);
228 if (!mrp_res_equal_resource_set(rs, camcorder->resource_manager.rset)) {
229 _MMCAMCORDER_UNLOCK_ASM(camcorder);
230 _mmcam_dbg_warn("- resource set(%p) is not same as this camcorder handle's(%p)", rs, camcorder->resource_manager.rset);
234 _mmcam_dbg_log(" - resource set state of camcorder(%p) is changed to [%s]",
235 camcorder, __mmcamcorder_resource_state_to_str(rs->state));
237 for (i = 0; i < MM_CAMCORDER_RESOURCE_MAX; i++) {
238 res = mrp_res_get_resource_by_name(rs, mm_camcorder_resource_str[i]);
240 _mmcam_dbg_warn(" -- %s not present in resource set", mm_camcorder_resource_str[i]);
242 _mmcam_dbg_log(" -- resource name [%s] -> [%s]", res->name, __mmcamcorder_resource_state_to_str(res->state));
246 /* Stop the camera */
247 __mmcamcorder_force_stop(camcorder);
250 camcorder->state_change_by_system = _MMCAMCORDER_STATE_CHANGE_NORMAL;
252 _MMCAMCORDER_UNLOCK_ASM(camcorder);
257 int _mmcamcorder_resource_create_resource_set(MMCamcorderResourceManager *resource_manager)
259 if (resource_manager->rset) {
260 _mmcam_dbg_err(" - resource set was already created");
261 return MM_ERROR_RESOURCE_INVALID_STATE;
264 resource_manager->rset = mrp_res_create_resource_set(resource_manager->context,
265 MRP_APP_CLASS_FOR_CAMCORDER, __mmcamcorder_resource_set_state_callback, (void*)resource_manager->user_data);
267 if (resource_manager->rset == NULL) {
268 _mmcam_dbg_err(" - could not create resource set");
269 return MM_ERROR_RESOURCE_INTERNAL;
272 if (!mrp_res_set_autorelease(TRUE, resource_manager->rset))
273 _mmcam_dbg_warn(" - could not set autorelease flag!");
275 _mmcam_dbg_log("done");
277 return MM_ERROR_NONE;
280 static int __mmcamcorder_resource_include_resource(MMCamcorderResourceManager *resource_manager, const char *resource_name)
282 mrp_res_resource_t *resource = NULL;
283 resource = mrp_res_create_resource(resource_manager->rset,
285 MRP_RESOURCE_TYPE_MANDATORY,
286 MRP_RESOURCE_TYPE_EXCLUSIVE);
287 if (resource == NULL) {
288 _mmcam_dbg_err(" - could not include resource[%s]", resource_name);
289 return MM_ERROR_RESOURCE_INTERNAL;
292 resource_manager->acquire_count++;
293 resource_manager->acquire_remain = resource_manager->acquire_count;
295 _mmcam_dbg_log(" - count[%d] include resource[%s]",
296 resource_manager->acquire_count, resource_name);
298 return MM_ERROR_NONE;
301 static int __mmcamcorder_resource_set_release_cb(MMCamcorderResourceManager *resource_manager)
303 int ret = MM_ERROR_NONE;
304 bool mrp_ret = FALSE;
306 if (resource_manager->rset) {
307 mrp_ret = mrp_res_set_release_callback(resource_manager->rset, __mmcamcorder_resource_release_cb, resource_manager->user_data);
309 _mmcam_dbg_err(" - could not set release callback");
310 ret = MM_ERROR_RESOURCE_INTERNAL;
313 _mmcam_dbg_err(" - resource set is null");
314 ret = MM_ERROR_RESOURCE_INVALID_STATE;
320 int _mmcamcorder_resource_manager_init(MMCamcorderResourceManager *resource_manager, void *user_data)
322 MMCAMCORDER_CHECK_RESOURCE_MANAGER_INSTANCE(resource_manager);
324 resource_manager->mloop = mrp_mainloop_glib_get(g_main_loop_new(NULL, TRUE));
325 if (!resource_manager->mloop) {
326 _mmcam_dbg_err("failed to get mainloop for mrp");
327 return MM_ERROR_RESOURCE_INTERNAL;
330 resource_manager->context = mrp_res_create(resource_manager->mloop, __mmcamcorder_resource_state_callback, user_data);
331 if (!resource_manager->context) {
332 _mmcam_dbg_err("could not get context for mrp");
333 mrp_mainloop_destroy(resource_manager->mloop);
334 resource_manager->mloop = NULL;
335 return MM_ERROR_RESOURCE_INTERNAL;
338 resource_manager->user_data = user_data;
340 _mmcam_dbg_log("done");
342 return MM_ERROR_NONE;
345 int _mmcamcorder_resource_manager_prepare(MMCamcorderResourceManager *resource_manager, MMCamcorderResourceType resource_type)
347 MMCAMCORDER_CHECK_RESOURCE_MANAGER_INSTANCE(resource_manager);
348 MMCAMCORDER_CHECK_CONNECTION_RESOURCE_MANAGER(resource_manager);
350 return __mmcamcorder_resource_include_resource(resource_manager, mm_camcorder_resource_str[resource_type]);
353 int _mmcamcorder_resource_manager_acquire(MMCamcorderResourceManager *resource_manager)
355 int ret = MM_ERROR_NONE;
356 MMCAMCORDER_CHECK_RESOURCE_MANAGER_INSTANCE(resource_manager);
357 MMCAMCORDER_CHECK_CONNECTION_RESOURCE_MANAGER(resource_manager);
359 if (resource_manager->rset == NULL) {
360 _mmcam_dbg_err("- could not acquire resource, resource set is null");
361 ret = MM_ERROR_RESOURCE_INVALID_STATE;
363 ret = __mmcamcorder_resource_set_release_cb(resource_manager);
365 _mmcam_dbg_err("- could not set resource release cb, ret(%d)", ret);
366 ret = MM_ERROR_RESOURCE_INTERNAL;
368 ret = mrp_res_acquire_resource_set(resource_manager->rset);
370 _mmcam_dbg_err("- could not acquire resource, ret(%d)", ret);
371 ret = MM_ERROR_RESOURCE_INTERNAL;
379 int _mmcamcorder_resource_manager_release(MMCamcorderResourceManager *resource_manager)
381 int ret = MM_ERROR_NONE;
382 MMCAMCORDER_CHECK_RESOURCE_MANAGER_INSTANCE(resource_manager);
383 MMCAMCORDER_CHECK_CONNECTION_RESOURCE_MANAGER(resource_manager);
385 if (resource_manager->rset == NULL) {
386 _mmcam_dbg_err("- could not release resource, resource set is null");
387 ret = MM_ERROR_RESOURCE_INVALID_STATE;
389 if (resource_manager->rset->state != MRP_RES_RESOURCE_ACQUIRED) {
390 _mmcam_dbg_err("- could not release resource, resource set state is [%s]",
391 __mmcamcorder_resource_state_to_str(resource_manager->rset->state));
392 ret = MM_ERROR_RESOURCE_INVALID_STATE;
394 ret = mrp_res_release_resource_set(resource_manager->rset);
396 _mmcam_dbg_err("- could not release resource, ret(%d)", ret);
397 ret = MM_ERROR_RESOURCE_INTERNAL;
399 _mmcam_dbg_log("resource release done");
408 int _mmcamcorder_resource_manager_deinit(MMCamcorderResourceManager *resource_manager)
410 MMCAMCORDER_CHECK_RESOURCE_MANAGER_INSTANCE(resource_manager);
412 if (resource_manager->rset) {
413 if (resource_manager->rset->state == MRP_RES_RESOURCE_ACQUIRED) {
414 _mmcam_dbg_warn("resource is still acquired. release...");
415 if (mrp_res_release_resource_set(resource_manager->rset))
416 _mmcam_dbg_err("- could not release resource");
418 _mmcam_dbg_log("delete resource set");
419 mrp_res_delete_resource_set(resource_manager->rset);
420 resource_manager->rset = NULL;
422 if (resource_manager->context) {
423 _mmcam_dbg_log("destroy resource context");
424 mrp_res_destroy(resource_manager->context);
425 resource_manager->context = NULL;
427 if (resource_manager->mloop) {
428 _mmcam_dbg_log("destroy resource mainloop");
429 mrp_mainloop_destroy(resource_manager->mloop);
430 resource_manager->mloop = NULL;
433 return MM_ERROR_NONE;