/*
* CINELERRA
* Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
- *
+ *
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
- *
+ *
* This program 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 General Public License for more details.
- *
+ *
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
+ *
*/
#ifndef MAXCHANNELS
#define MAXCHANNELS 32
#define MAX_CHANNELS 32
+
+static inline int default_audio_channel_position(int channel, int total_channels)
+{
+ int default_position = 0;
+ switch( total_channels ) {
+ case 0: break;
+ case 1: switch( channel ) {
+ case 0: default_position = 90; break;
+ }
+ break;
+ case 2: switch( channel ) {
+ case 0: default_position = 180; break;
+ case 1: default_position = 0; break;
+ }
+ break;
+ case 6: switch( channel ) {
+ case 0: default_position = 150; break;
+ case 1: default_position = 30; break;
+ case 2: default_position = 90; break;
+ case 3: default_position = 270; break;
+ case 4: default_position = 210; break;
+ case 5: default_position = 330; break;
+ }
+ break;
+ default:
+ default_position = 180 - (360 * channel / total_channels);
+ while( default_position < 0 ) default_position += 360;
+ break;
+ }
+ return default_position;
+}
+
#endif