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88 lines
2.6 KiB
88 lines
2.6 KiB
/*
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* mlt_property.h -- property class
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* Copyright (C) 2003-2004 Ushodaya Enterprises Limited
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* Author: Charles Yates <charles.yates@pandora.be>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef _MLT_PROPERTY_H_
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#define _MLT_PROPERTY_H_
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#include "mlt_types.h"
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/** Bit pattern for properties.
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*/
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typedef enum
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{
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mlt_prop_none = 0,
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mlt_prop_int = 1,
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mlt_prop_string = 2,
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mlt_prop_position = 4,
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mlt_prop_double = 8,
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mlt_prop_data = 16,
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mlt_prop_int64 = 32
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}
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mlt_property_type;
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/** Property structure.
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*/
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typedef struct mlt_property_s
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{
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// Stores a bit pattern of types available for this property
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mlt_property_type types;
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// Atomic type handling
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int prop_int;
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mlt_position prop_position;
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double prop_double;
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int64_t prop_int64;
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// String handling
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char *prop_string;
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// Generic type handling
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void *data;
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int length;
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mlt_destructor destructor;
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mlt_serialiser serialiser;
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}
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*mlt_property;
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/** API
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*/
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extern mlt_property mlt_property_init( );
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extern int mlt_property_set_int( mlt_property self, int value );
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extern int mlt_property_set_double( mlt_property self, double value );
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extern int mlt_property_set_position( mlt_property self, mlt_position value );
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extern int mlt_property_set_int64( mlt_property self, int64_t value );
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extern int mlt_property_set_string( mlt_property self, const char *value );
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extern int mlt_property_set_data( mlt_property self, void *value, int length, mlt_destructor destructor, mlt_serialiser serialiser );
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extern int mlt_property_get_int( mlt_property self );
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extern double mlt_property_get_double( mlt_property self );
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extern mlt_position mlt_property_get_position( mlt_property self );
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extern int64_t mlt_property_get_int64( mlt_property self );
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extern char *mlt_property_get_string( mlt_property self );
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extern void *mlt_property_get_data( mlt_property self, int *length );
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extern void mlt_property_close( mlt_property self );
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extern void mlt_property_pass( mlt_property this, mlt_property that );
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#endif
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