/usr/include/mlt/framework/mlt_animation.h is in libmlt-dev 6.6.0-1build1.
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* \file mlt_animation.h
* \brief Property Animation class declaration
* \see mlt_animation_s
*
* Copyright (C) 2004-2014 Meltytech, LLC
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef MLT_ANIMATION_H
#define MLT_ANIMATION_H
#include "mlt_types.h"
#include "mlt_property.h"
/** \brief An animation item that represents a keyframe-property combination. */
struct mlt_animation_item_s
{
int is_key; /**< a boolean of whether this is a key frame or an interpolated item */
int frame; /**< the frame number for this instance of the property */
mlt_property property; /**< the property for this point in time */
mlt_keyframe_type keyframe_type; /**< the method of interpolation for this key frame */
};
typedef struct mlt_animation_item_s *mlt_animation_item; /**< pointer to an animation item */
extern mlt_animation mlt_animation_new( );
extern int mlt_animation_parse(mlt_animation self, const char *data, int length, double fps, locale_t locale );
extern int mlt_animation_refresh( mlt_animation self, const char *data, int length );
extern int mlt_animation_get_length( mlt_animation self );
extern void mlt_animation_set_length( mlt_animation self, int length );
extern int mlt_animation_parse_item( mlt_animation self, mlt_animation_item item, const char *data );
extern int mlt_animation_get_item( mlt_animation self, mlt_animation_item item, int position );
extern int mlt_animation_insert( mlt_animation self, mlt_animation_item item );
extern int mlt_animation_remove( mlt_animation self, int position );
extern void mlt_animation_interpolate( mlt_animation self );
extern int mlt_animation_next_key( mlt_animation self, mlt_animation_item item, int position );
extern int mlt_animation_prev_key( mlt_animation self, mlt_animation_item item, int position );
extern char *mlt_animation_serialize_cut( mlt_animation self, int in, int out );
extern char *mlt_animation_serialize( mlt_animation self );
extern int mlt_animation_key_count( mlt_animation self );
extern int mlt_animation_key_get( mlt_animation self, mlt_animation_item item, int index );
extern void mlt_animation_close( mlt_animation self );
#endif
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