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110 lines
4.9 KiB
110 lines
4.9 KiB
/*
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* mlt_playlist.h -- playlist service 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_PLAYLIST_H_
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#define _MLT_PLAYLIST_H_
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#include "mlt_producer.h"
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/** Structure for returning clip information.
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*/
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typedef struct
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{
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int clip;
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mlt_producer producer;
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mlt_producer cut;
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mlt_position start;
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char *resource;
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mlt_position frame_in;
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mlt_position frame_out;
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mlt_position frame_count;
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mlt_position length;
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float fps;
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int repeat;
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}
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mlt_playlist_clip_info;
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/** Private definition.
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*/
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typedef struct playlist_entry_s playlist_entry;
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struct mlt_playlist_s
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{
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struct mlt_producer_s parent;
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struct mlt_producer_s blank;
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int size;
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int count;
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playlist_entry **list;
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};
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/** Public final methods
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*/
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#define MLT_PLAYLIST_PRODUCER( playlist ) ( &( playlist )->parent )
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#define MLT_PLAYLIST_SERVICE( playlist ) MLT_PRODUCER_SERVICE( MLT_PLAYLIST_PRODUCER( playlist ) )
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#define MLT_PLAYLIST_PROPERTIES( playlist ) MLT_SERVICE_PROPERTIES( MLT_PLAYLIST_SERVICE( playlist ) )
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extern mlt_playlist mlt_playlist_init( );
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extern mlt_producer mlt_playlist_producer( mlt_playlist self );
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extern mlt_service mlt_playlist_service( mlt_playlist self );
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extern mlt_properties mlt_playlist_properties( mlt_playlist self );
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extern int mlt_playlist_count( mlt_playlist self );
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extern int mlt_playlist_clear( mlt_playlist self );
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extern int mlt_playlist_append( mlt_playlist self, mlt_producer producer );
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extern int mlt_playlist_append_io( mlt_playlist self, mlt_producer producer, mlt_position in, mlt_position out );
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extern int mlt_playlist_blank( mlt_playlist self, mlt_position length );
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extern mlt_position mlt_playlist_clip( mlt_playlist self, mlt_whence whence, int index );
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extern int mlt_playlist_current_clip( mlt_playlist self );
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extern mlt_producer mlt_playlist_current( mlt_playlist self );
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extern int mlt_playlist_get_clip_info( mlt_playlist self, mlt_playlist_clip_info *info, int index );
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extern int mlt_playlist_insert( mlt_playlist self, mlt_producer producer, int where, mlt_position in, mlt_position out );
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extern int mlt_playlist_remove( mlt_playlist self, int where );
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extern int mlt_playlist_move( mlt_playlist self, int from, int to );
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extern int mlt_playlist_resize_clip( mlt_playlist self, int clip, mlt_position in, mlt_position out );
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extern int mlt_playlist_repeat_clip( mlt_playlist self, int clip, int repeat );
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extern int mlt_playlist_split( mlt_playlist self, int clip, mlt_position position );
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extern int mlt_playlist_split_at( mlt_playlist self, mlt_position position, int left );
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extern int mlt_playlist_join( mlt_playlist self, int clip, int count, int merge );
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extern int mlt_playlist_mix( mlt_playlist self, int clip, int length, mlt_transition transition );
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extern int mlt_playlist_mix_add( mlt_playlist self, int clip, mlt_transition transition );
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extern mlt_producer mlt_playlist_get_clip( mlt_playlist self, int clip );
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extern mlt_producer mlt_playlist_get_clip_at( mlt_playlist self, mlt_position position );
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extern int mlt_playlist_get_clip_index_at( mlt_playlist self, mlt_position position );
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extern int mlt_playlist_clip_is_mix( mlt_playlist self, int clip );
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extern void mlt_playlist_consolidate_blanks( mlt_playlist self, int keep_length );
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extern int mlt_playlist_is_blank( mlt_playlist self, int clip );
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extern int mlt_playlist_is_blank_at( mlt_playlist self, mlt_position position );
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extern void mlt_playlist_insert_blank( mlt_playlist self, int clip, int length );
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extern void mlt_playlist_pad_blanks( mlt_playlist self, mlt_position position, int length, int find );
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extern mlt_producer mlt_playlist_replace_with_blank( mlt_playlist self, int clip );
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extern int mlt_playlist_insert_at( mlt_playlist self, mlt_position position, mlt_producer producer, int mode );
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extern int mlt_playlist_clip_start( mlt_playlist self, int clip );
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extern int mlt_playlist_clip_length( mlt_playlist self, int clip );
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extern int mlt_playlist_blanks_from( mlt_playlist self, int clip, int bounded );
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extern int mlt_playlist_remove_region( mlt_playlist self, mlt_position position, int length );
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extern int mlt_playlist_move_region( mlt_playlist self, mlt_position position, int length, int new_position );
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extern void mlt_playlist_close( mlt_playlist self );
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#endif
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