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arts/examples/artsccat.c

116 lines
2.9 KiB

/*
Copyright (C) 2001 Matthias Kretz
kretz@kde.org
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
/*
* This is another artscat written with aRts C API. It reads data from
* stdin, and plays it via the aRts soundserver.
*
* Compile programs using the aRts C API with
*
* cc -o artscdump artscdump.c `artsc-config --cflags` `artsc-config --libs`
*
* If you are using a makefile, it could look like this:
*
* CFLAGS=`artsc-config --cflags`
* LDFLAGS=`artsc-config --libs`
*
* artscdump: artscdump.c
*/
#include <artsc.h>
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
static void exitUsage(const char *progname)
{
fprintf(stderr,"usage: %s [ options ] [ <filename> ]\n",progname);
fprintf(stderr,"-r <samplingrate> set samplingrate to use\n");
fprintf(stderr,"-b <bits> set number of bits (8 or 16)\n");
fprintf(stderr,"-c <channels> set number of channels (1 or 2)\n");
fprintf(stderr,"-h display this help and exit\n");
exit(1);
}
int main(int argc, char ** argv)
{
int cfgSamplingRate = 44100;
int cfgBits = 16;
int cfgChannels = 2;
FILE *infile = stdin;
int pfd;
int packetsize;
char *buffer;
int size = 1024;
arts_stream_t stream;
int optch;
while((optch = getopt(argc,argv,"r:b:c:h")) > 0)
{
switch(optch)
{
case 'r': cfgSamplingRate = atoi(optarg);
break;
case 'b': cfgBits = atoi(optarg);
break;
case 'c': cfgChannels = atoi(optarg);
break;
case 'h':
default:
exitUsage(argc?argv[0]:"artsccat");
break;
}
}
if (optind < argc)
{
if(argv[optind] != "-")
{
infile = fopen(argv[optind],"w");
if(!infile)
{
fprintf( stderr, "Can't open file '%s'.\n", argv[optind] );
exit(1);
}
}
}
pfd = fileno( infile );
arts_init();
stream = arts_play_stream( cfgSamplingRate, cfgBits, cfgChannels, "artsccat" );
packetsize = arts_stream_get( stream, ARTS_P_PACKET_SIZE );
buffer = malloc(packetsize);
do {
size = read( pfd, buffer, packetsize );
size = arts_write( stream, buffer, size );
} while( size > 0 );
arts_close_stream( stream );
arts_free();
pclose( infile );
free(buffer);
return 0;
}