parent
b9c135a777
commit
7b25eaa1e2
@ -1,63 +0,0 @@ |
|||||||
/* libSoX file format: Psion wve (c) 2008 robs@users.sourceforge.net
|
|
||||||
* |
|
||||||
* See http://filext.com/file-extension/WVE
|
|
||||||
* |
|
||||||
* This library is free software; you can redistribute it and/or modify it |
|
||||||
* under the terms of the GNU Lesser General Public License as published by |
|
||||||
* the Free Software Foundation; either version 2.1 of the License, or (at |
|
||||||
* your option) any later version. |
|
||||||
* |
|
||||||
* This library is distributed in the hope that it will be useful, but |
|
||||||
* WITHOUT ANY WARRANTY; without even the implied warranty of |
|
||||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser |
|
||||||
* General Public License for more details. |
|
||||||
* |
|
||||||
* You should have received a copy of the GNU Lesser General Public License |
|
||||||
* along with this library; if not, write to the Free Software Foundation, |
|
||||||
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
|
||||||
*/ |
|
||||||
|
|
||||||
#include "sox_i.h" |
|
||||||
#include <string.h> |
|
||||||
|
|
||||||
static char const ID1[18] = "ALawSoundFile**\0\017\020"; |
|
||||||
static char const ID2[] = {0,0,0,1,0,0,0,0,0,0}; /* pad & repeat info: ignore */ |
|
||||||
|
|
||||||
static int start_read(sox_format_t * ft) |
|
||||||
{ |
|
||||||
char buf[sizeof(ID1)]; |
|
||||||
uint32_t num_samples; |
|
||||||
|
|
||||||
if (lsx_readchars(ft, buf, sizeof(buf)) || lsx_readdw(ft, &num_samples) || |
|
||||||
lsx_skipbytes(ft, sizeof(ID2))) |
|
||||||
return SOX_EOF; |
|
||||||
if (memcmp(ID1, buf, sizeof(buf))) { |
|
||||||
lsx_fail_errno(ft, SOX_EHDR, "wve: can't find Psion identifier"); |
|
||||||
return SOX_EOF; |
|
||||||
} |
|
||||||
return lsx_check_read_params(ft, 1, 8000., SOX_ENCODING_ALAW, 8, (uint64_t)num_samples, sox_true); |
|
||||||
} |
|
||||||
|
|
||||||
static int write_header(sox_format_t * ft) |
|
||||||
{ |
|
||||||
uint64_t size64 = ft->olength? ft->olength:ft->signal.length; |
|
||||||
unsigned size = size64 > UINT_MAX ? 0 : (unsigned)size64; |
|
||||||
return lsx_writechars(ft, ID1, sizeof(ID1)) |
|
||||||
|| lsx_writedw(ft, size) |
|
||||||
|| lsx_writechars(ft, ID2, sizeof(ID2))? SOX_EOF:SOX_SUCCESS; |
|
||||||
} |
|
||||||
|
|
||||||
LSX_FORMAT_HANDLER(wve) |
|
||||||
{ |
|
||||||
static char const * const names[] = {"wve", NULL}; |
|
||||||
static sox_rate_t const write_rates[] = {8000, 0}; |
|
||||||
static unsigned const write_encodings[] = {SOX_ENCODING_ALAW, 8, 0, 0}; |
|
||||||
static sox_format_handler_t const handler = {SOX_LIB_VERSION_CODE, |
|
||||||
"Psion 3 audio format", |
|
||||||
names, SOX_FILE_BIG_END | SOX_FILE_MONO | SOX_FILE_REWIND, |
|
||||||
start_read, lsx_rawread, NULL, |
|
||||||
write_header, lsx_rawwrite, NULL, |
|
||||||
lsx_rawseek, write_encodings, write_rates, 0 |
|
||||||
}; |
|
||||||
return &handler; |
|
||||||
} |
|
Loading…
Reference in new issue