research.m1stereo.tv/gitweb/ - melted/blob - src/framework/mlt_types.h

   1 /*
   2  * mlt_types.h -- provides forward definitions of all public types
   3  * Copyright (C) 2003-2004 Ushodaya Enterprises Limited
   4  * Author: Charles Yates <charles.yates@pandora.be>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program 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
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software Foundation,
  18  * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  19  */
  20
  21 #ifndef _MLT_TYPES_H_
  22 #define _MLT_TYPES_H_
  23
  24 #include <stdint.h>
  25
  26 #include "mlt_pool.h"
  27
  28 typedef enum
  29 {
  30         mlt_image_none = 0,
  31         mlt_image_rgb24,
  32         mlt_image_rgb24a,
  33         mlt_image_yuv422,
  34         mlt_image_yuv420p,
  35         mlt_image_opengl
  36 }
  37 mlt_image_format;
  38
  39 typedef enum
  40 {
  41         mlt_audio_none = 0,
  42         mlt_audio_pcm
  43 }
  44 mlt_audio_format;
  45
  46 typedef enum
  47 {
  48         mlt_whence_relative_start,
  49         mlt_whence_relative_current,
  50         mlt_whence_relative_end
  51 }
  52 mlt_whence;
  53
  54 typedef enum
  55 {
  56         invalid_type,
  57         unknown_type,
  58         producer_type,
  59         playlist_type,
  60         tractor_type,
  61         multitrack_type,
  62         filter_type,
  63         transition_type,
  64         consumer_type,
  65         field_type
  66 }
  67 mlt_service_type;
  68
  69 /* I don't want to break anyone's applications without warning. -Zach */
  70 #undef DOUBLE_MLT_POSITION
  71 #ifdef DOUBLE_MLT_POSITION
  72 typedef double mlt_position;
  73 #else
  74 typedef int32_t mlt_position;
  75 #endif
  76
  77 typedef struct mlt_frame_s *mlt_frame, **mlt_frame_ptr;
  78 typedef struct mlt_properties_s *mlt_properties;
  79 typedef struct mlt_event_struct *mlt_event;
  80 typedef struct mlt_service_s *mlt_service;
  81 typedef struct mlt_producer_s *mlt_producer;
  82 typedef struct mlt_playlist_s *mlt_playlist;
  83 typedef struct mlt_multitrack_s *mlt_multitrack;
  84 typedef struct mlt_filter_s *mlt_filter;
  85 typedef struct mlt_transition_s *mlt_transition;
  86 typedef struct mlt_tractor_s *mlt_tractor;
  87 typedef struct mlt_field_s *mlt_field;
  88 typedef struct mlt_consumer_s *mlt_consumer;
  89 typedef struct mlt_parser_s *mlt_parser;
  90 typedef struct mlt_deque_s *mlt_deque;
  91 typedef struct mlt_geometry_s *mlt_geometry;
  92 typedef struct mlt_geometry_item_s *mlt_geometry_item;
  93
  94 typedef void ( *mlt_destructor )( void * );
  95 typedef char *( *mlt_serialiser )( void *, int length );
  96
  97 #define MLT_SERVICE(x) ( ( mlt_service )( x ) )
  98 #define MLT_PRODUCER(x) ( ( mlt_producer )( x ) )
  99 #define MLT_MULTITRACK(x) ( ( mlt_multitrack )( x ) )
 100 #define MLT_PLAYLIST(x) ( ( mlt_playlist )( x ) )
 101 #define MLT_TRACTOR(x) ( ( mlt_tractor )( x ) )
 102 #define MLT_FILTER(x) ( ( mlt_filter )( x ) )
 103 #define MLT_TRANSITION(x) ( ( mlt_transition )( x ) )
 104
 105 #endif