mlt_event_data Struct Reference

A container for data that may be supplied with an event. More...

#include <mlt_events.h>

Public Member Functions
mlt_event_data	mlt_event_data_from_frame (mlt_frame frame)
	Initialize event data with a frame. More...
mlt_event_data	mlt_event_data_from_int (int value)
	Initialize event data with an integer. More...
mlt_event_data	mlt_event_data_from_object (void *value)
	Initialize event data with opaque data. More...
mlt_event_data	mlt_event_data_from_string (const char *value)
	Initialize event data with a string. More...
mlt_event_data	mlt_event_data_none ()
	Initialize an empty event data. More...
mlt_frame	mlt_event_data_to_frame (mlt_event_data event_data)
	Get a frame from the event data. More...
int	mlt_event_data_to_int (mlt_event_data event_data)
	Get an integer from the event data. More...
void *	mlt_event_data_to_object (mlt_event_data event_data)
	Get a pointer from the event data. More...
const char *	mlt_event_data_to_string (mlt_event_data event_data)
	Get a string from the event data. More...

Data Fields
union {
int   i
void *   p
}	u

Detailed Description

A container for data that may be supplied with an event.

Member Function Documentation

mlt_event_data_from_frame()

mlt_event_data mlt_event_data_from_frame

(

mlt_frame

frame

)

Initialize event data with a frame.

Parameters

frame

the frame with which to initialize the event data

Returns

an event data object

mlt_event_data_from_int()

mlt_event_data mlt_event_data_from_int

(

int

value

)

Initialize event data with an integer.

Parameters

value

the integer with which to initialize the event data

Returns

an event data object

mlt_event_data_from_object()

mlt_event_data mlt_event_data_from_object

(

void *

value

)

Initialize event data with opaque data.

Parameters

value

the pointer with which to initialize the event data

Returns

an event data object

mlt_event_data_from_string()

mlt_event_data mlt_event_data_from_string

(

const char *

value

)

Initialize event data with a string.

Parameters

value

the string with which to initialize the event data

Returns

an event data object

mlt_event_data_none()

mlt_event_data mlt_event_data_none

(

)

Initialize an empty event data.

Returns

an event data object

mlt_event_data_to_frame()

mlt_frame mlt_event_data_to_frame

(

mlt_event_data

event_data

)

Get a frame from the event data.

Parameters

event_data

an event data object

Returns

a frame

mlt_event_data_to_int()

int mlt_event_data_to_int

(

mlt_event_data

event_data

)

Get an integer from the event data.

Parameters

event_data

an event data object

Returns

an integer

mlt_event_data_to_object()

void * mlt_event_data_to_object

(

mlt_event_data

event_data

)

Get a pointer from the event data.

Parameters

event_data

an event data object

Returns

a pointer

mlt_event_data_to_string()

const char * mlt_event_data_to_string

(

mlt_event_data

event_data

)

Get a string from the event data.

Parameters

event_data

an event data object

Returns

a string

Field Documentation

i

int mlt_event_data::i

p

void* mlt_event_data::p

union { ... } mlt_event_data::u

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The documentation for this struct was generated from the following files:

• mlt_events.h
• mlt_events.c