bindings/mediacontrol/mediacontrol_structures.h

   1 /*****************************************************************************
   2  * mediacontrol_structures.h: global header for mediacontrol
   3  *****************************************************************************
   4  * Copyright (C) 2005-2008 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Olivier Aubert <olivier.aubert@liris.univ-lyon1.fr>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24 /**
  25  * \file
  26  * This file defines libvlc mediacontrol_* data structures
  27  */
  28
  29 /**
  30  * \defgroup mediacontrol_structures MediaControl Structures
  31  * Data structures used in the MediaControl API.
  32  *
  33  * @{
  34  */
  35
  36 #ifndef VLC_CONTROL_STRUCTURES_H
  37 #define VLC_CONTROL_STRUCTURES_H 1
  38
  39 # ifdef __cplusplus
  40 extern "C" {
  41 # endif
  42
  43 #include <stdint.h>
  44
  45 /**
  46  * A position may have different origins:
  47  *  - absolute counts from the movie start
  48  *  - relative counts from the current position
  49  *  - modulo counts from the current position and wraps at the end of the movie
  50  */
  51 typedef enum  {
  52     mediacontrol_AbsolutePosition,
  53     mediacontrol_RelativePosition,
  54     mediacontrol_ModuloPosition
  55 } mediacontrol_PositionOrigin;
  56
  57 /**
  58  * Units available in mediacontrol Positions
  59  *  - ByteCount number of bytes
  60  *  - SampleCount number of frames
  61  *  - MediaTime time in milliseconds
  62  */
  63 typedef enum {
  64     mediacontrol_ByteCount,
  65     mediacontrol_SampleCount,
  66     mediacontrol_MediaTime
  67 } mediacontrol_PositionKey;
  68
  69 /**
  70  * Possible player status
  71  * Note the order of these enums must match exactly the order of
  72  * libvlc_state_t and input_state_e enums.
  73  */
  74 typedef enum {
  75     mediacontrol_UndefinedStatus=0, mediacontrol_InitStatus,
  76     mediacontrol_BufferingStatus, mediacontrol_PlayingStatus,
  77     mediacontrol_PauseStatus,     mediacontrol_StopStatus,
  78     mediacontrol_EndStatus,       mediacontrol_ErrorStatus,
  79 } mediacontrol_PlayerStatus;
  80
  81 /**
  82  * MediaControl Position
  83  */
  84 typedef struct {
  85     mediacontrol_PositionOrigin origin;
  86     mediacontrol_PositionKey key;
  87     int64_t value;
  88 } mediacontrol_Position;
  89
  90 /**
  91  * RGBPicture structure
  92  * This generic structure holds a picture in an encoding specified by type.
  93  */
  94 typedef struct {
  95     int  width;
  96     int  height;
  97     uint32_t type;
  98     int64_t date;
  99     int  size;
 100     char *data;
 101 } mediacontrol_RGBPicture;
 102
 103 /**
 104  * Playlist sequence
 105  * A simple list of strings.
 106  */
 107 typedef struct {
 108     int size;
 109     char **data;
 110 } mediacontrol_PlaylistSeq;
 111
 112 typedef struct {
 113     int code;
 114     char *message;
 115 } mediacontrol_Exception;
 116
 117 /**
 118  * Exception codes
 119  */
 120 #define mediacontrol_PositionKeyNotSupported    1
 121 #define mediacontrol_PositionOriginNotSupported 2
 122 #define mediacontrol_InvalidPosition            3
 123 #define mediacontrol_PlaylistException          4
 124 #define mediacontrol_InternalException          5
 125
 126 /**
 127  * Stream information
 128  * This structure allows to quickly get various information about the stream.
 129  */
 130 typedef struct {
 131     mediacontrol_PlayerStatus streamstatus;
 132     char *url;         /* The URL of the current media stream */
 133     int64_t position;  /* actual location in the stream (in ms) */
 134     int64_t length;    /* total length of the stream (in ms) */
 135 } mediacontrol_StreamInformation;
 136
 137
 138 # ifdef __cplusplus
 139 }
 140 # endif
 141
 142 #endif
 143
 144 /** @} */