/* * FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application * Copyright (C) 2009, Mathieu Parent * * Version: MPL 1.1 * * The contents of this file are subject to the Mozilla Public License Version * 1.1 (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License * for the specific language governing rights and limitations under the * License. * * The Original Code is FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application * * The Initial Developer of the Original Code is * Mathieu Parent * Portions created by the Initial Developer are Copyright (C) * the Initial Developer. All Rights Reserved. * * Contributor(s): * * Mathieu Parent * * mod_tts_commandline.c -- System command ASR TTS Interface * */ #include #include SWITCH_MODULE_LOAD_FUNCTION(mod_tts_commandline_load); SWITCH_MODULE_SHUTDOWN_FUNCTION(mod_tts_commandline_shutdown); SWITCH_MODULE_DEFINITION(mod_tts_commandline, mod_tts_commandline_load, mod_tts_commandline_shutdown, NULL); static switch_event_node_t *NODE = NULL; static struct { char *command; } globals; SWITCH_DECLARE_GLOBAL_STRING_FUNC(set_global_command, globals.command); struct tts_commandline_data { switch_file_handle_t fh; char *voice_name; int rate; char file[512]; }; typedef struct tts_commandline_data tts_commandline_t; static int load_tts_commandline_config(void) { char *cf = "tts_commandline.conf"; switch_xml_t cfg, xml, settings, param; if (!(xml = switch_xml_open_cfg(cf, &cfg, NULL))) { switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Open of %s failed\n", cf); } else { if ((settings = switch_xml_child(cfg, "settings"))) { for (param = switch_xml_child(settings, "param"); param; param = param->next) { char *var = (char *) switch_xml_attr_soft(param, "name"); char *val = (char *) switch_xml_attr_soft(param, "value"); if (!strcmp(var, "command")) { set_global_command(val); } } } switch_xml_free(xml); } if (switch_strlen_zero(globals.command)) { switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "No command set, please edit %s\n", cf); } return SWITCH_STATUS_SUCCESS; } static void event_handler(switch_event_t *event) { if (event->event_id == SWITCH_EVENT_RELOADXML) { if (load_tts_commandline_config() != SWITCH_STATUS_SUCCESS) { switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "Failed to reload config file\n"); } } } static switch_status_t tts_commandline_speech_open(switch_speech_handle_t *sh, const char *voice_name, int rate, switch_speech_flag_t *flags) { switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "tts_commandline_speech_open(?,%s,%d,%u)\n",voice_name,rate, *flags); switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "speech_handle: name = %s, rate = %d, speed = %d, samples = %d, voice = %s, engine = %s, param = %s\n", sh->name, sh->rate, sh->speed, sh->samples, sh->voice, sh->engine, sh->param); switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "voice = %s, rate = %d\n", voice_name, rate); tts_commandline_t *info = switch_core_alloc(sh->memory_pool, sizeof(*info)); info->voice_name = switch_core_strdup(sh->memory_pool, voice_name); info->rate = rate; switch_snprintf(info->file, sizeof(info->file), "%s%s.wav", SWITCH_GLOBAL_dirs.temp_dir, "tts_commandline"); sh->private_info = info; return SWITCH_STATUS_SUCCESS; } static switch_status_t tts_commandline_speech_close(switch_speech_handle_t *sh, switch_speech_flag_t *flags) { tts_commandline_t *info = (tts_commandline_t *) sh->private_info; assert(info != NULL); return SWITCH_STATUS_SUCCESS; } static switch_status_t tts_commandline_speech_feed_tts(switch_speech_handle_t *sh, char *text, switch_speech_flag_t *flags) { switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "tts_commandline_speech_feed_tts(?,%s,%u)\n", text, *flags); tts_commandline_t *info = (tts_commandline_t *) sh->private_info; assert(info != NULL); char *message; char *rate; message = switch_core_strdup(sh->memory_pool, globals.command); message = switch_string_replace(message, "${text}", text); message = switch_string_replace(message, "${voice}", info->voice_name); rate = switch_core_sprintf(sh->memory_pool, "%d", info->rate); message = switch_string_replace(message, "${rate}", rate); message = switch_string_replace(message, "${file}", info->file); switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "Executing: %s\n", message); if (switch_system(message, SWITCH_TRUE) < 0) { switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_NOTICE, "Failed to execute command: %s\n", message); return SWITCH_STATUS_FALSE; } if (switch_core_file_open(&info->fh, info->file, 0, //number_of_channels, 0, //samples_per_second, SWITCH_FILE_FLAG_READ | SWITCH_FILE_DATA_SHORT, NULL) != SWITCH_STATUS_SUCCESS) { switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_NOTICE, "Failed to open file: %s\n", info->file); return SWITCH_STATUS_FALSE; } // sh->rate = info->fh.samplerate; // sh->speed = info->fh.speed; // sh->samples = info->fh.samples; // sh->samplerate = info->fh.samplerate / 2; // sh->native_rate = info->fh.native_rate; // info->fh.speed = sh->speed; // info->fh.samples = sh->samples; // info->fh.samplerate = sh->samplerate; switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "File handle info: flags=%u, samples=%u,samplerate=%u,native_rate=%u,channels=%u,format=%u,sections=%u,seekable=%u,sample_count=%u,speed=%u\n", info->fh.flags, info->fh.samples, info->fh.samplerate, info->fh.native_rate, info->fh.channels, info->fh.format, info->fh.sections, info->fh.seekable, info->fh.sample_count, info->fh.speed); sh->private_info = info; return SWITCH_STATUS_SUCCESS; } static switch_status_t tts_commandline_speech_read_tts(switch_speech_handle_t *sh, void *data, size_t *datalen, switch_speech_flag_t *flags) { tts_commandline_t *info = (tts_commandline_t *) sh->private_info; assert(info != NULL); if (switch_core_file_read(&info->fh, data, datalen) != SWITCH_STATUS_SUCCESS) { switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "done\n"); return SWITCH_STATUS_FALSE; } if(datalen == 0) { return SWITCH_STATUS_BREAK; } else { return SWITCH_STATUS_SUCCESS; } } static void tts_commandline_speech_flush_tts(switch_speech_handle_t *sh) { tts_commandline_t *info = (tts_commandline_t *) sh->private_info; assert(info != NULL); switch_core_file_close(&info->fh); if (unlink(info->file) != 0) { switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Sound file [%s] delete failed\n", info->file); } } static void tts_commandline_text_param_tts(switch_speech_handle_t *sh, char *param, const char *val) { switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "tts_commandline_text_param_tts(?,%s,%s)\n", param, val); tts_commandline_t *info = (tts_commandline_t *) sh->private_info; assert(info != NULL); if (!strcasecmp(param, "voice")) { info->voice_name = switch_core_strdup(sh->memory_pool, val); } } static void tts_commandline_numeric_param_tts(switch_speech_handle_t *sh, char *param, int val) { switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "tts_commandline_numeric_param_tts(?,%s,%d)\n", param, val); } static void tts_commandline_float_param_tts(switch_speech_handle_t *sh, char *param, double val) { switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "tts_commandline_numeric_param_tts(?,%s,%e)\n", param, val); } SWITCH_MODULE_LOAD_FUNCTION(mod_tts_commandline_load) { switch_speech_interface_t *speech_interface; load_tts_commandline_config(); /* connect my internal structure to the blank pointer passed to me */ *module_interface = switch_loadable_module_create_module_interface(pool, modname); if ((switch_event_bind_removable(modname, SWITCH_EVENT_RELOADXML, NULL, event_handler, NULL, &NODE) != SWITCH_STATUS_SUCCESS)) { switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Couldn't bind our reloadxml handler!\n"); /* Not such severe to prevent loading */ } speech_interface = switch_loadable_module_create_interface(*module_interface, SWITCH_SPEECH_INTERFACE); speech_interface->interface_name = "tts_commandline"; speech_interface->speech_open = tts_commandline_speech_open; speech_interface->speech_close = tts_commandline_speech_close; speech_interface->speech_feed_tts = tts_commandline_speech_feed_tts; speech_interface->speech_read_tts = tts_commandline_speech_read_tts; speech_interface->speech_flush_tts = tts_commandline_speech_flush_tts; speech_interface->speech_text_param_tts = tts_commandline_text_param_tts; speech_interface->speech_numeric_param_tts = tts_commandline_numeric_param_tts; speech_interface->speech_float_param_tts = tts_commandline_float_param_tts; /* indicate that the module should continue to be loaded */ return SWITCH_STATUS_SUCCESS; } SWITCH_MODULE_SHUTDOWN_FUNCTION(mod_tts_commandline_shutdown) { switch_event_unbind(&NODE); switch_safe_free(globals.command); return SWITCH_STATUS_UNLOAD; } /* For Emacs: * Local Variables: * mode:c * indent-tabs-mode:t * tab-width:4 * c-basic-offset:4 * End: * For VIM: * vim:set softtabstop=4 shiftwidth=4 tabstop=4: */