int main(int argc, char const* argv[]) { apr_pool_t* pool = NULL; apr_pool_t* spool = NULL; int i; struct iovec cattext[101]; static char const SP = ' '; char const* outfile; apr_status_t status; apt_dir_layout_t* dirLayout = NULL; mrcp_client_t* client = NULL; mrcp_application_t* app = NULL; mrcp_session_t* sess = NULL; mpf_stream_capabilities_t* caps = NULL; mpf_termination_t* term = NULL; mrcp_channel_t* chan = NULL; struct stat info; if (argc < 2) { puts("Usage:"); printf("\t%s \"This is a synthetic voice.\"", argv[0]); exit(1); } /* Just detect various directory layout constellations */ if (stat(ROOT_DIR, &info)) ROOT_DIR = ROOT_DIR2; if (stat(ROOT_DIR, &info)) ROOT_DIR = ROOT_DIR3; /* Initialize platform first */ if (apr_initialize() != APR_SUCCESS) FAIL("Cannot initialize APR platform"); pool = apt_pool_create(); if (!pool) FAIL("Not enough memory"); for (i = 0; (i < argc - 2) && (i < 50); i += 2) { cattext[2 * i].iov_base = (void*) argv[i + 1]; cattext[2 * i].iov_len = strlen(argv[i + 1]); cattext[2 * i + 1].iov_base = (void*) &SP; cattext[2 * i + 1].iov_len = 1; } cattext[2 * i].iov_base = (void*) argv[i + 1]; cattext[2 * i].iov_len = strlen(argv[i + 1]); text = apr_pstrcatv(pool, cattext, 2 * i + 1, NULL); if (!text) FAIL("Not enough memory"); outfile = apr_pstrcat(pool, ROOT_DIR, "/data/", PCM_OUT_FILE, NULL); printf("This is a sample C UniMRCP client synthesizer scenario.\n"); printf("Use client configuration from %s/conf/unimrcpclient.xml\n", ROOT_DIR); printf("Use profile %s\n", MRCP_PROFILE); printf("Synthesize text: `%s'\n", text); printf("Write output to file: %s\n", outfile); printf("\n"); printf("Press enter to start the session...\n"); (void) getchar(); apt_log_instance_create(APT_LOG_OUTPUT_NONE, APT_PRIO_DEBUG, pool); apt_log_ext_handler_set(UniSynth_logger); dirLayout = apt_default_dir_layout_create(ROOT_DIR, pool); /* Create and start the client in a root dir */ client = unimrcp_client_create(dirLayout); if (!client) FAIL("Cannot create UniMRCP client"); app = mrcp_application_create(UniSynthAppMsgHandler, NULL, mrcp_client_memory_pool_get(client)); if (!app) FAIL("Cannot create MRCP application"); if (!mrcp_client_application_register(client, app, "Sample C app")) FAIL("Cannot register MRCP application"); if (!mrcp_client_start(client)) FAIL("Cannot start MRCP client"); /* Create a session using MRCP profile MRCP_PROFILE */ sess = mrcp_application_session_create(app, MRCP_PROFILE, NULL); if (!sess) FAIL("Cannot create session"); spool = mrcp_application_session_pool_get(sess); /* Create audio termination with capabilities */ caps = mpf_stream_capabilities_create(STREAM_DIRECTION_SEND, spool); if (!caps) FAIL("Error creating capabilities"); if (!mpf_codec_capabilities_add(&caps->codecs, MPF_SAMPLE_RATE_8000, "LPCM")) FAIL("Error adding codec capabilities"); term = mrcp_application_audio_termination_create(sess, &stream_vtable, caps, NULL); if (!term) FAIL("Cannot create audio termination"); /* Add signaling channel (and start processing in OnAdd method */ f = fopen(outfile, "wb"); if (!f) FAIL("Cannot open output file"); status = apr_thread_mutex_create(&mutex, APR_THREAD_MUTEX_DEFAULT, pool); if (status != APR_SUCCESS) FAIL("Cannot create mutex"); status = apr_thread_cond_create(&cond, pool); if (status != APR_SUCCESS) FAIL("Cannot create condition variable"); chan = mrcp_application_channel_create(sess, MRCP_SYNTHESIZER_RESOURCE, term, NULL, NULL); if (!chan) FAIL("Cannot create channel"); if (!mrcp_application_channel_add(sess, chan)) FAIL("Cannot add channel"); /* Now wait until the processing finishes */ apr_thread_mutex_lock(mutex); while (err < 0) apr_thread_cond_wait(cond, mutex); apr_thread_mutex_unlock(mutex); cleanup: if (sess) mrcp_application_session_terminate(sess); if (f) fclose(f); if (client) mrcp_client_shutdown(client); if (app) mrcp_application_destroy(app); if (client) mrcp_client_destroy(client); apt_log_instance_destroy(); if (pool) apr_pool_destroy(pool); apr_terminate(); puts("Program finished, memory released. Press any key to exit."); (void) getchar(); return err; }
AST_COMPAT_STATIC int load_module(void) { int res = 0; apr_hash_index_t *hi; if (apr_initialized == 0) { if (apr_initialize() != APR_SUCCESS) { ast_log(LOG_ERROR, "Unable to initialize APR\n"); apr_terminate(); apr_initialized = 0; return AST_MODULE_LOAD_DECLINE; } else { ast_log(LOG_DEBUG, "APR initialized\n"); apr_initialized = 1; } } /* Initialize globals. */ if (globals_init() != 0) { ast_log(LOG_DEBUG, "Unable to initialize globals\n"); apr_terminate(); apr_initialized = 0; return AST_MODULE_LOAD_DECLINE; } /* Load the configuration file mrcp.conf. */ #if AST_VERSION_AT_LEAST(1,6,0) struct ast_flags config_flags = { 0 }; struct ast_config *cfg = ast_config_load(MRCP_CONFIG, config_flags); #else struct ast_config *cfg = ast_config_load(MRCP_CONFIG); #endif if (!cfg) { ast_log(LOG_WARNING, "No such configuration file %s\n", MRCP_CONFIG); globals_destroy(); apr_terminate(); apr_initialized = 0; return AST_MODULE_LOAD_DECLINE; } if (load_mrcp_config(cfg) != 0) { ast_log(LOG_DEBUG, "Unable to load configuration\n"); globals_destroy(); apr_terminate(); apr_initialized = 0; return AST_MODULE_LOAD_DECLINE; } /* Link UniMRCP logs to Asterisk. */ ast_log(LOG_NOTICE, "UniMRCP log level = %s\n", globals.unimrcp_log_level); apt_log_priority_e log_priority = apt_log_priority_translate(globals.unimrcp_log_level); if (apt_log_instance_create(APT_LOG_OUTPUT_NONE, log_priority, globals.pool) == FALSE) { /* Already created. */ apt_log_priority_set(log_priority); } apt_log_ext_handler_set(unimrcp_log); /* Create the MRCP client. */ if ((globals.mrcp_client = mod_unimrcp_client_create(globals.pool)) == NULL) { ast_log(LOG_ERROR, "Failed to create MRCP client\n"); if (!apt_log_instance_destroy()) ast_log(LOG_WARNING, "Unable to destroy UniMRCP logger instance\n"); globals_destroy(); apr_terminate(); apr_initialized = 0; return AST_MODULE_LOAD_DECLINE; } /* Load the applications. */ load_mrcpsynth_app(); load_mrcprecog_app(); load_synthandrecog_app(); /* Start the client stack. */ if (!mrcp_client_start(globals.mrcp_client)) { ast_log(LOG_ERROR, "Failed to start MRCP client stack processing\n"); if (!mrcp_client_destroy(globals.mrcp_client)) ast_log(LOG_WARNING, "Unable to destroy MRCP client stack\n"); else ast_log(LOG_DEBUG, "MRCP client stack destroyed\n"); globals.mrcp_client = NULL; if (!apt_log_instance_destroy()) ast_log(LOG_WARNING, "Unable to destroy UniMRCP logger instance\n"); globals_destroy(); apr_terminate(); apr_initialized = 0; return AST_MODULE_LOAD_DECLINE; } /* Register the applications. */ for (hi = apr_hash_first(NULL, globals.apps); hi; hi = apr_hash_next(hi)) { const void *key; void *val; const char *name; ast_mrcp_application_t *application; apr_hash_this(hi, &key, NULL, &val); name = (const char *) key; application = (ast_mrcp_application_t *) val; #if AST_VERSION_AT_LEAST(1,6,2) res |= ast_register_application_xml(name, application->exec); #else res |= ast_register_application(name, application->exec, application->synopsis, application->description); #endif } return res; }