3 * \brief Provides forward definitions of all public types
5 * Copyright (C) 2003-2008 Ushodaya Enterprises Limited
6 * \author Charles Yates <charles.yates@pandora.be>
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
13 * This library 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 GNU
16 * Lesser General Public License for more details.
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with this library; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
27 #define GCC_VERSION (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__)
34 /** The set of supported image formats */
38 mlt_image_none
= 0,/**< image not available */
39 mlt_image_rgb24
, /**< 8-bit RGB */
40 mlt_image_rgb24a
, /**< 8-bit RGB with alpha channel */
41 mlt_image_yuv422
, /**< 8-bit YUV 4:2:2 packed */
42 mlt_image_yuv420p
, /**< 8-bit YUV 4:2:0 planar */
43 mlt_image_opengl
/**< suitable for OpenGL texture */
47 /** The set of supported audio formats */
51 mlt_audio_none
= 0,/**< audio not available */
52 mlt_audio_pcm
/**< signed 16-bit interleaved PCM */
56 /** The relative time qualifiers */
60 mlt_whence_relative_start
, /**< relative to the beginning */
61 mlt_whence_relative_current
,/**< relative to the current position */
62 mlt_whence_relative_end
/**< relative to the end */
66 /** The recognized subclasses of mlt_service */
70 invalid_type
, /**< invalid service */
71 unknown_type
, /**< unknown class */
72 producer_type
, /**< Producer class */
73 tractor_type
, /**< Tractor class */
74 playlist_type
, /**< Playlist class */
75 multitrack_type
, /**< Multitrack class */
76 filter_type
, /**< Filter class */
77 transition_type
, /**< Transition class */
78 consumer_type
, /**< Consumer class */
79 field_type
/**< Field class */
83 /* I don't want to break anyone's applications without warning. -Zach */
84 #undef DOUBLE_MLT_POSITION
85 #ifdef DOUBLE_MLT_POSITION
86 typedef double mlt_position
;
88 typedef int32_t mlt_position
;
91 typedef struct mlt_frame_s
*mlt_frame
, **mlt_frame_ptr
; /**< pointer to Frame object */
92 typedef struct mlt_property_s
*mlt_property
; /**< pointer to Property object */
93 typedef struct mlt_properties_s
*mlt_properties
; /**< pointer to Properties object */
94 typedef struct mlt_event_struct
*mlt_event
; /**< pointer to Event object */
95 typedef struct mlt_service_s
*mlt_service
; /**< pointer to Service object */
96 typedef struct mlt_producer_s
*mlt_producer
; /**< pointer to Producer object */
97 typedef struct mlt_playlist_s
*mlt_playlist
; /**< pointer to Playlist object */
98 typedef struct mlt_multitrack_s
*mlt_multitrack
; /**< pointer to Multitrack object */
99 typedef struct mlt_filter_s
*mlt_filter
; /**< pointer to Filter object */
100 typedef struct mlt_transition_s
*mlt_transition
; /**< pointer to Transition object */
101 typedef struct mlt_tractor_s
*mlt_tractor
; /**< pointer to Tractor object */
102 typedef struct mlt_field_s
*mlt_field
; /**< pointer to Field object */
103 typedef struct mlt_consumer_s
*mlt_consumer
; /**< pointer to Consumer object */
104 typedef struct mlt_parser_s
*mlt_parser
; /**< pointer to Properties object */
105 typedef struct mlt_deque_s
*mlt_deque
; /**< pointer to Deque object */
106 typedef struct mlt_geometry_s
*mlt_geometry
; /**< pointer to Geometry object */
107 typedef struct mlt_geometry_item_s
*mlt_geometry_item
; /**< pointer to Geometry Item object */
108 typedef struct mlt_profile_s
*mlt_profile
; /**< pointer to Profile object */
110 typedef void ( *mlt_destructor
)( void * ); /**< pointer to destructor function */
111 typedef char *( *mlt_serialiser
)( void *, int length
);/**< pointer to serialization function */
113 #define MLT_SERVICE(x) ( ( mlt_service )( x ) ) /**< Cast to a Service pointer */
114 #define MLT_PRODUCER(x) ( ( mlt_producer )( x ) ) /**< Cast to a Producer pointer */
115 #define MLT_MULTITRACK(x) ( ( mlt_multitrack )( x ) ) /**< Cast to a Multitrack pointer */
116 #define MLT_PLAYLIST(x) ( ( mlt_playlist )( x ) ) /**< Cast to a Playlist pointer */
117 #define MLT_TRACTOR(x) ( ( mlt_tractor )( x ) ) /**< Cast to a Tractor pointer */
118 #define MLT_FILTER(x) ( ( mlt_filter )( x ) ) /**< Cast to a Filter pointer */
119 #define MLT_TRANSITION(x) ( ( mlt_transition )( x ) ) /**< Cast to a Transition pointer */