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| ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | |
| ;;; ;; | |
| ;;; Centre for Speech Technology Research ;; | |
| ;;; University of Edinburgh, UK ;; | |
| ;;; Copyright (c) 1996,1997 ;; | |
| ;;; All Rights Reserved. ;; | |
| ;;; ;; | |
| ;;; Permission is hereby granted, free of charge, to use and distribute ;; | |
| ;;; this software and its documentation without restriction, including ;; | |
| ;;; without limitation the rights to use, copy, modify, merge, publish, ;; | |
| ;;; distribute, sublicense, and/or sell copies of this work, and to ;; | |
| ;;; permit persons to whom this work is furnished to do so, subject to ;; | |
| ;;; the following conditions: ;; | |
| ;;; 1. The code must retain the above copyright notice, this list of ;; | |
| ;;; conditions and the following disclaimer. ;; | |
| ;;; 2. Any modifications must be clearly marked as such. ;; | |
| ;;; 3. Original authors' names are not deleted. ;; | |
| ;;; 4. The authors' names are not used to endorse or promote products ;; | |
| ;;; derived from this software without specific prior written ;; | |
| ;;; permission. ;; | |
| ;;; ;; | |
| ;;; THE UNIVERSITY OF EDINBURGH AND THE CONTRIBUTORS TO THIS WORK ;; | |
| ;;; DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ;; | |
| ;;; ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT ;; | |
| ;;; SHALL THE UNIVERSITY OF EDINBURGH NOR THE CONTRIBUTORS BE LIABLE ;; | |
| ;;; FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES ;; | |
| ;;; WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN ;; | |
| ;;; AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ;; | |
| ;;; ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF ;; | |
| ;;; THIS SOFTWARE. ;; | |
| ;;; ;; | |
| ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | |
| ;;; | |
| ;;; Support for MBROLA as an external module. | |
| ;;; | |
| ;;; You might want to set this in your sitevars.scm | |
| (defvar mbrola_progname "/cstr/external/mbrola/mbrola" | |
| "mbrola_progname | |
| The program name for mbrola.") | |
| (defvar mbrola_database "fr1" | |
| "mbrola_database | |
| The name of the MBROLA database to usde during MBROLA Synthesis.") | |
| (define (MBROLA_Synth utt) | |
| "(MBROLA_Synth UTT) | |
| Synthesize using MBROLA as external module. Basically dump the info | |
| from this utterance. Call MBROLA and reload the waveform into utt. | |
| [see MBROLA]" | |
| (let ((filename (make_tmp_filename)) | |
| ) | |
| (save_segments_mbrola utt filename) | |
| (system (string-append mbrola_progname " " | |
| mbrola_database " " | |
| filename " " | |
| filename ".au")) | |
| (utt.import.wave utt (string-append filename ".au")) | |
| (apply_hooks after_synth_hooks utt) | |
| (delete-file filename) | |
| (delete-file (string-append filename ".au")) | |
| utt)) | |
| (define (save_segments_mbrola utt filename) | |
| "(save_segments_mbrola UTT FILENAME) | |
| Save segment information in MBROLA format in filename. The format is | |
| phone duration (ms) [% position F0 target]*. [see MBROLA]" | |
| (let ((fd (fopen filename "w"))) | |
| (mapcar | |
| (lambda (segment) | |
| (save_seg_mbrola_entry | |
| (item.feat segment 'name) | |
| (item.feat segment 'segment_start) | |
| (item.feat segment 'segment_duration) | |
| (mapcar | |
| (lambda (targ_item) | |
| (list | |
| (item.feat targ_item "pos") | |
| (item.feat targ_item "f0"))) | |
| (item.relation.daughters segment 'Target)) ;; list of targets | |
| fd)) | |
| (utt.relation.items utt 'Segment)) | |
| (fclose fd))) | |
| (define (save_seg_mbrola_entry name start dur targs fd) | |
| "(save_seg_mbrola_entry ENTRY NAME START DUR TARGS FD) | |
| Entry contains, (name duration num_targs start 1st_targ_pos 1st_targ_val)." | |
| (format fd "%s %d " name (nint (* dur 1000))) | |
| (if targs ;; if there are any targets | |
| (mapcar | |
| (lambda (targ) ;; targ_pos and targ_val | |
| (let ((targ_pos (car targ)) | |
| (targ_val (car (cdr targ)))) | |
| (format fd "%d %d " | |
| (nint (* 100 (/ (- targ_pos start) dur))) ;; % pos of target | |
| (nint (parse-number targ_val))) ;; target value | |
| )) | |
| targs)) | |
| (terpri fd) | |
| (terpri fd) | |
| ) | |
| (provide 'mbrola) | |