MLT 7.20.0
mlt_link.h
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1
23#ifndef MLT_LINK_H
24#define MLT_LINK_H
25
26#include "mlt_producer.h"
27
37{
40
51
58
60 void (*close)(mlt_link);
61
65 void *child;
66};
67
68#define MLT_LINK_PRODUCER(link) (&(link)->parent)
69#define MLT_LINK_SERVICE(link) MLT_PRODUCER_SERVICE(MLT_LINK_PRODUCER(link))
70#define MLT_LINK_PROPERTIES(link) MLT_SERVICE_PROPERTIES(MLT_LINK_SERVICE(link))
71
73extern int mlt_link_connect_next(mlt_link self, mlt_producer next, mlt_profile chain_profile);
74extern void mlt_link_close(mlt_link self);
75
76// Link filter wrapper functions
79 const char *id,
80 char *arg);
81extern mlt_properties mlt_link_filter_metadata(mlt_service_type type, const char *id, void *data);
82
83#endif
abstraction for all producer services
struct mlt_profile_s * mlt_profile
pointer to Profile object
Definition mlt_types.h:226
struct mlt_frame_s ** mlt_frame_ptr
pointer to Frame object
Definition mlt_types.h:209
mlt_service_type
The recognized subclasses of mlt_service.
Definition mlt_types.h:160
struct mlt_link_s * mlt_link
pointer to Link object
Definition mlt_types.h:232
Producer abstract service class.
Definition mlt_producer.h:70
Profile class.
Definition mlt_profile.h:35
Properties class.
Definition mlt_properties.h:40