Emeric Vigier | eebea67 | 2012-08-06 17:36:30 -0400 | [diff] [blame] | 1 | /* |
| 2 | ** Copyright (C) 2008-2011 Erik de Castro Lopo <erikd@mega-nerd.com> |
| 3 | ** |
| 4 | ** This program is free software; you can redistribute it and/or modify |
| 5 | ** it under the terms of the GNU General Public License as published by |
| 6 | ** the Free Software Foundation; either version 2 of the License, or |
| 7 | ** (at your option) any later version. |
| 8 | ** |
| 9 | ** This program is distributed in the hope that it will be useful, |
| 10 | ** but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | ** GNU General Public License for more details. |
| 13 | ** |
| 14 | ** You should have received a copy of the GNU General Public License |
| 15 | ** along with this program; if not, write to the Free Software |
| 16 | ** Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. |
| 17 | */ |
| 18 | |
| 19 | #include <stdio.h> |
| 20 | #include <stdlib.h> |
| 21 | #include <samplerate.h> |
| 22 | |
| 23 | #include "util.h" |
| 24 | |
| 25 | static void |
| 26 | downsample_test (int converter) |
| 27 | { static float in [1000], out [10] ; |
| 28 | SRC_DATA data ; |
| 29 | |
| 30 | printf (" downsample_test (%-28s) ....... ", src_get_name (converter)) ; |
| 31 | fflush (stdout) ; |
| 32 | |
| 33 | data.src_ratio = 1.0 / 255.0 ; |
| 34 | data.input_frames = ARRAY_LEN (in) ; |
| 35 | data.output_frames = ARRAY_LEN (out) ; |
| 36 | data.data_in = in ; |
| 37 | data.data_out = out ; |
| 38 | |
| 39 | if (src_simple (&data, converter, 1)) |
| 40 | { puts ("src_simple failed.") ; |
| 41 | exit (1) ; |
| 42 | } ; |
| 43 | |
| 44 | puts ("ok") ; |
| 45 | } /* downsample_test */ |
| 46 | |
| 47 | int |
| 48 | main (void) |
| 49 | { |
| 50 | puts ("") ; |
| 51 | |
| 52 | downsample_test (SRC_ZERO_ORDER_HOLD) ; |
| 53 | downsample_test (SRC_LINEAR) ; |
| 54 | downsample_test (SRC_SINC_FASTEST) ; |
| 55 | downsample_test (SRC_SINC_MEDIUM_QUALITY) ; |
| 56 | downsample_test (SRC_SINC_BEST_QUALITY) ; |
| 57 | |
| 58 | puts ("") ; |
| 59 | |
| 60 | return 0 ; |
| 61 | } /* main */ |