out_arts.c

   1 /*
   2
   3     Ann Hell Ex Machina - Music Software
   4     Copyright (C) 2003/2004 Angel Ortega <angel@triptico.com>
   5
   6     out_arts.c - Output driver for libartsc (aRtsd client)
   7
   8     This program is free software; you can redistribute it and/or
   9     modify it under the terms of the GNU General Public License
  10     as published by the Free Software Foundation; either version 2
  11     of the License, or (at your option) any later version.
  12
  13     This program is distributed in the hope that it will be useful,
  14     but WITHOUT ANY WARRANTY; without even the implied warranty of
  15     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16     GNU General Public License for more details.
  17
  18     You should have received a copy of the GNU General Public License
  19     along with this program; if not, write to the Free Software
  20     Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  21
  22     http://www.triptico.com
  23
  24 */
  25
  26 #include "config.h"
  27 #include <stdio.h>
  28 #include "output.h"
  29
  30 #ifdef CONFOPT_ARTS
  31
  32 #include <artsc.h>
  33 #include "core.h"
  34
  35 /*******************
  36         Data
  37 ********************/
  38
  39 /* stream handler */
  40 static arts_stream_t arts=NULL;
  41
  42 /*******************
  43         Code
  44 ********************/
  45
  46 int _out_open_arts(char * file)
  47 {
  48         /* init library and connect to server */
  49         if(arts_init())
  50                 return(-100);
  51
  52         /* only 2 channels seems to be supported */
  53         if(_n_channels > 2)
  54                 _n_channels=2;
  55
  56         arts=arts_play_stream(_frequency, 16, _n_channels, "annhell");
  57
  58         /* can't open stream */
  59         if(arts == NULL)
  60                 return(-101);
  61
  62         return(arts_stream_get(arts, ARTS_P_PACKET_SIZE));
  63 }
  64
  65
  66 int _out_write_arts(short int * buffer, int size)
  67 {
  68         return(arts_write(arts, buffer, size * sizeof(short int)));
  69 }
  70
  71
  72 int _out_close_arts(void)
  73 {
  74         /* disconnect */
  75         arts_free();
  76
  77         return(0);
  78 }
  79
  80 /* driver */
  81
  82 struct _output_driver _out_driver_arts=
  83 { "arts", NULL, _out_open_arts, _out_write_arts, _out_close_arts };
  84
  85 #else /* CONFOPT_ARTS */
  86
  87 struct _output_driver _out_driver_arts=
  88 { "arts", NULL, NULL, NULL, NULL };
  89
  90 #endif /* CONFOPT_ARTS */