| 1 | /* |
| 2 | * This file is part of DisOrder |
| 3 | * Copyright (C) 2007-2010 Richard Kettlewell |
| 4 | * |
| 5 | * This program is free software: you can redistribute it and/or modify |
| 6 | * it under the terms of the GNU General Public License as published by |
| 7 | * the Free Software Foundation, either version 3 of the License, or |
| 8 | * (at your option) any later version. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | * GNU General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License |
| 16 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 17 | */ |
| 18 | /** @file server/decode.c |
| 19 | * @brief General-purpose decoder for use by speaker process |
| 20 | */ |
| 21 | #include "decode.h" |
| 22 | #include "wav.h" |
| 23 | |
| 24 | /** @brief Sample data callback used by decode_wav() */ |
| 25 | static int wav_write(struct wavfile attribute((unused)) *f, |
| 26 | const char *data, |
| 27 | size_t nbytes, |
| 28 | void attribute((unused)) *u) { |
| 29 | if(fwrite(data, 1, nbytes, outputfp) < nbytes) |
| 30 | disorder_fatal(errno, "decoding %s: writing sample data", path); |
| 31 | return 0; |
| 32 | } |
| 33 | |
| 34 | /** @brief WAV file decoder */ |
| 35 | void decode_wav(void) { |
| 36 | struct wavfile f[1]; |
| 37 | int err; |
| 38 | |
| 39 | if((err = wav_init(f, path))) |
| 40 | disorder_fatal(err, "opening %s", path); |
| 41 | output_header(f->rate, f->channels, f->bits, f->datasize, ENDIAN_LITTLE); |
| 42 | if((err = wav_data(f, wav_write, 0))) |
| 43 | disorder_fatal(err, "error decoding %s", path); |
| 44 | } |
| 45 | |
| 46 | /* |
| 47 | Local Variables: |
| 48 | c-basic-offset:2 |
| 49 | comment-column:40 |
| 50 | fill-column:79 |
| 51 | indent-tabs-mode:nil |
| 52 | End: |
| 53 | */ |