research.m1stereo.tv/gitweb/ - melted/blob - mlt/src/valerie/valerie_status.h

   1 /*
   2  * valerie_status.h -- Unit Status Handling
   3  * Copyright (C) 2002-2003 Ushodaya Enterprises Limited
   4  * Author: Charles Yates <charles.yates@pandora.be>
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #ifndef _VALERIE_STATUS_H_
  22 #define _VALERIE_STATUS_H_
  23
  24 #ifdef __cplusplus
  25 extern "C"
  26 {
  27 #endif
  28
  29 /** Status codes
  30 */
  31
  32 typedef enum
  33 {
  34         unit_unknown = 0,
  35         unit_undefined,
  36         unit_offline,
  37         unit_not_loaded,
  38         unit_stopped,
  39         unit_playing,
  40         unit_paused,
  41         unit_disconnected
  42 }
  43 unit_status;
  44
  45 /** Status structure.
  46 */
  47
  48 typedef struct
  49 {
  50         int unit;
  51         unit_status status;
  52         char clip[ 2048 ];
  53         double position;
  54         double speed;
  55         double fps;
  56         double in;
  57         double out;
  58         double length;
  59         char tail_clip[ 2048 ];
  60         double tail_position;
  61         double tail_in;
  62         double tail_out;
  63         double tail_length;
  64         int seek_flag;
  65         int generation;
  66         int clip_index;
  67         int dummy;
  68 }
  69 *valerie_status, valerie_status_t;
  70
  71 /** DV1394 Status API
  72 */
  73
  74 extern void valerie_status_parse( valerie_status, char * );
  75 extern char *valerie_status_serialise( valerie_status, char *, int );
  76 extern int valerie_status_compare( valerie_status, valerie_status );
  77 extern valerie_status valerie_status_copy( valerie_status, valerie_status );
  78
  79 #ifdef __cplusplus
  80 }
  81 #endif
  82
  83 #endif