src/cam_voice_command.c

   1 /*\r
   2  * Copyright 2012  Samsung Electronics Co., Ltd\r
   3  *\r
   4  * Licensed under the Flora License, Version 1.0 (the "License");\r
   5  * you may not use this file except in compliance with the License.\r
   6  * You may obtain a copy of the License at\r
   7  *\r
   8  *        http://floralicense.org/license/\r
   9  *\r
  10  * Unless required by applicable law or agreed to in writing, software\r
  11  * distributed under the License is distributed on an "AS IS" BASIS,\r
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
  13  * See the License for the specific language governing permissions and\r
  14  * limitations under the License.\r
  15  */\r
  16 \r
  17 \r
  18 #include "cam_voice_command.h"\r
  19 #include "cam_debug.h"\r
  20 \r
  21 // voice control module is not setup.\r
  22 #ifdef ENABLE_VOICE_CONTROL\r
  23 #include <vc_bargein.h>\r
  24 \r
  25 static vc_bargein_h voice_cmd_h = NULL;\r
  26 static cam_voice_cmd_cb g_cmd_cb;\r
  27 \r
  28 static void __init_cb(vc_bargein_h vc, void *user_data);\r
  29 static void __result_cb(vc_bargein_h vc, vc_bargein_result_event_e event, vc_bargein_app_type_e app_type, int action_type, void *user_data);\r
  30 static void __error_cb(vc_bargein_h vc, vc_bargein_error_e reason, void *user_data);\r
  31 static void __start_voice_cmd(void *user_data);\r
  32 \r
  33 static void __init_cb(vc_bargein_h vc, void *user_data)\r
  34 {\r
  35 \r
  36         cam_retm_if(user_data == NULL, "user_data is NULL");\r
  37 \r
  38         if (vc == NULL) {\r
  39                 cam_debug(LOG_CAM, "voice handle init fail");\r
  40                 g_cmd_cb(CAM_VOICE_CMD_ERROR, user_data);\r
  41         }\r
  42 \r
  43         __start_voice_cmd(user_data);\r
  44 \r
  45         return;\r
  46 }\r
  47 \r
  48 static void __result_cb(vc_bargein_h vc, vc_bargein_result_event_e event, vc_bargein_app_type_e app_type, int action_type, void *user_data)\r
  49 {\r
  50         if (voice_cmd_h == NULL) {\r
  51                 cam_debug(LOG_CAM, "voice_cmd_h is NULL");\r
  52                 g_cmd_cb(CAM_VOICE_CMD_ERROR, user_data);\r
  53         }\r
  54 \r
  55         if (app_type == VC_BARGEIN_APP_TYPE_CAMERA && action_type == VC_BARGEIN_CAMERA_ACTION_CAPTURE) {\r
  56                 switch(event) {\r
  57                 case VC_BARGEIN_RESULT_EVENT_SUCCESS:\r
  58                         {\r
  59                                 g_cmd_cb(CAM_VOICE_CMD_READY, user_data);\r
  60                         }\r
  61                         break;\r
  62                 case VC_BARGEIN_RESULT_EVENT_REJECTED:\r
  63                         {\r
  64                                 g_cmd_cb(CAM_VOICE_CMD_REJECT, user_data);\r
  65                         }\r
  66                         break;\r
  67                 case VC_BARGEIN_RESULT_EVENT_ERROR:\r
  68                 default:\r
  69                         g_cmd_cb(CAM_VOICE_CMD_ERROR, user_data);\r
  70                         return;\r
  71                 }\r
  72         }\r
  73         else\r
  74                 g_cmd_cb(CAM_VOICE_CMD_ERROR, user_data);\r
  75 \r
  76         return;\r
  77 }\r
  78 \r
  79 static void __error_cb(vc_bargein_h vc, vc_bargein_error_e reason, void *user_data)\r
  80 {\r
  81         cam_debug(LOG_CAM, "error is [%d]", reason);\r
  82         g_cmd_cb(CAM_VOICE_CMD_READY, user_data);\r
  83         return;\r
  84 }\r
  85 \r
  86 static void __start_voice_cmd(void *user_data)\r
  87 {\r
  88         if (voice_cmd_h == NULL) {\r
  89                 cam_debug(LOG_CAM, "voice_cmd_h is NULL");\r
  90                 g_cmd_cb(CAM_VOICE_CMD_ERROR, user_data);\r
  91         }\r
  92 \r
  93         if (vc_bargein_start(voice_cmd_h, VC_BARGEIN_LANGUAGE_KO_KR, VC_BARGEIN_APP_TYPE_CAMERA) != VC_BARGEIN_ERROR_NONE) {\r
  94                 cam_debug(LOG_CAM, "vc_bargein_start() fail");\r
  95                 g_cmd_cb(CAM_VOICE_CMD_ERROR, user_data);\r
  96         }\r
  97         return;\r
  98 }\r
  99 \r
 100 #endif\r
 101 \r
 102 gboolean cam_voice_cmd_create(cam_voice_cmd_cb cmd_cb, void *user_data)\r
 103 {\r
 104 #ifdef ENABLE_VOICE_CONTROL\r
 105 \r
 106         cam_retvm_if(user_data == NULL, FALSE, "user_data is NULL");\r
 107         if (voice_cmd_h) {\r
 108                 vc_bargein_cancel(voice_cmd_h);\r
 109                 vc_bargein_destroy(voice_cmd_h);\r
 110                 voice_cmd_h = NULL;\r
 111         }\r
 112 \r
 113         g_cmd_cb = cmd_cb;\r
 114 \r
 115         if (vc_bargein_create(&voice_cmd_h, (vc_bargein_initialized_cb)__init_cb,\r
 116                 (vc_bargein_result_cb)__result_cb, (vc_bargein_error_cb)__error_cb, user_data) != VC_BARGEIN_ERROR_NONE) {\r
 117                 cam_debug(LOG_CAM, "vc_bargein_create() fail");\r
 118                 return FALSE;\r
 119         }\r
 120 #endif\r
 121 \r
 122         return TRUE;\r
 123 }\r
 124 \r
 125 void cam_voice_cmd_destroy()\r
 126 {\r
 127 #ifdef ENABLE_VOICE_CONTROL\r
 128         if (voice_cmd_h == NULL) {\r
 129                 cam_debug(LOG_CAM, "voice_cmd_h is already delete");\r
 130                 return;\r
 131         }\r
 132 \r
 133         vc_bargein_cancel(voice_cmd_h);\r
 134         vc_bargein_destroy(voice_cmd_h);\r
 135         voice_cmd_h = NULL;\r
 136 #endif\r
 137         return;\r
 138 }\r
 139 \r