Alexandre Lision | 7c6f4a6 | 2013-09-05 13:27:01 -0400 | [diff] [blame] | 1 | # Copyright (C) 2007-2011 Erik de Castro Lopo <erikd@mega-nerd.com> |
| 2 | # |
| 3 | # This program is free software; you can redistribute it and/or modify |
| 4 | # it under the terms of the GNU Lesser General Public License as published by |
| 5 | # the Free Software Foundation; either version 2.1 of the License, or |
| 6 | # (at your option) any later version. |
| 7 | # |
| 8 | # This program is distributed in the hope that it will be useful, |
| 9 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 | # GNU Lesser General Public License for more details. |
| 12 | # |
| 13 | # You should have received a copy of the GNU Lesser General Public License |
| 14 | # along with this program; if not, write to the Free Software |
| 15 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| 16 | |
| 17 | # These tests are nowhere near comprehensive. |
| 18 | |
| 19 | printf (" Running Octave tests : ") ; |
| 20 | fflush (stdout) ; |
| 21 | |
| 22 | filename = "whatever" ; |
| 23 | srate_out = 32000 ; |
| 24 | fmt_out = "wav-float" ; |
| 25 | |
| 26 | t = (2 * pi / srate_out * (0:srate_out-1))' ; |
| 27 | data_out = sin (440.0 * t) ; |
| 28 | |
| 29 | # Write out a file. |
| 30 | sfwrite (filename, data_out, srate_out, fmt_out) ; |
| 31 | |
| 32 | # Read it back in again. |
| 33 | [ data_in, srate_in, fmt_in ] = sfread (filename) ; |
| 34 | |
| 35 | if (srate_in != srate_out) |
| 36 | error ("\n\nSample rate mismatch : %d -> %d.\n\n", srate_out, srate_in) ; |
| 37 | endif |
| 38 | |
| 39 | # Octave strcmp return 1 for the same. |
| 40 | if (strcmp (fmt_in, fmt_out) != 1) |
| 41 | error ("\n\nFormat error : '%s' -> '%s'.\n\n", fmt_out, fmt_in) ; |
| 42 | endif |
| 43 | |
| 44 | err = max (abs (data_out - data_in)) ; |
| 45 | |
| 46 | if (err > 1e-7) |
| 47 | error ("err : %g\n", err) ; |
| 48 | endif |
| 49 | |
| 50 | printf ("ok") ; |
| 51 | |
| 52 | unlink (filename) ; |