mlt_producer producer_framebuffer_init( mlt_profile profile, mlt_service_type type, const char *id, char *arg )
{
-
+ if ( !arg ) return NULL;
mlt_producer this = NULL;
this = calloc( 1, sizeof( struct mlt_producer_s ) );
mlt_producer_init( this, NULL );
// Check if a speed was specified.
/**
- * Speed must be appended to the filename with ':'. To play your video at 50%:
- inigo framebuffer:my_video.mpg:0.5
+ * Speed must be appended to the filename with '?'. To play your video at 50%:
+ inigo framebuffer:my_video.mpg?0.5
* Stroboscope effect can be obtained by adding a stobe=x parameter, where
x is the number of frames that will be ignored.
**/
- double speed;
-
- int count;
+ double speed = 0.0;
char *props = strdup( arg );
- char *ptr = props;
- count = strcspn( ptr, ":" );
- ptr[count] = '\0';
-
+ char *ptr = strrchr( props, '?' );
+
+ if ( ptr )
+ {
+ speed = atof( ptr + 1 );
+ if ( speed != 0.0 )
+ // If speed was valid, then strip it and the delimiter.
+ // Otherwise, an invalid speed probably means this '?' was not a delimiter.
+ *ptr = '\0';
+ }
+
real_producer = mlt_factory_producer( profile, "fezzik", props );
-
- ptr += count + 1;
- ptr += strspn( ptr, ":" );
- count = strcspn( ptr, ":" );
- ptr[count] = '\0';
- speed = atof(ptr);
free( props );
-
- if (speed == 0.0) speed = 1.0;
+ if (speed == 0.0) speed = 1.0;
if ( this != NULL && real_producer != NULL)
{
// Fezzik normalised it for us already
mlt_properties_set_int( properties, "fezzik_normalised", 1);
+ mlt_properties_set( properties, "resource", arg);
// Store the producer and fitler
mlt_properties_set_data( properties, "producer", real_producer, 0, ( mlt_destructor )mlt_producer_close, NULL );
// Grab some stuff from the real_producer
- mlt_properties_pass_list( properties, MLT_PRODUCER_PROPERTIES( real_producer ), "length,resource,width,height" );
+ mlt_properties_pass_list( properties, MLT_PRODUCER_PROPERTIES( real_producer ), "length, width,height" );
+ if ( speed < 0 )
+ {
+ speed = -speed;
+ mlt_properties_set_int( properties, "reverse", 1 );
+ }
if ( speed != 1.0 )
{
- double real_length = (double) mlt_producer_get_length( real_producer );
- mlt_properties_set_position( properties, "length", real_length / speed );
+ double real_length = ( (double) mlt_producer_get_length( real_producer ) ) / speed;
+ mlt_properties_set_position( properties, "length", real_length );
}
+ mlt_properties_set_position( properties, "out", mlt_producer_get_length( this ) - 1 );
// Since we control the seeking, prevent it from seeking on its own
mlt_producer_set_speed( real_producer, 0 );