4 * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
29 #include "filexml.inc"
30 #include "keyframe.inc"
33 // Keyframes inherit from Autos to reuse the editing commands but
34 // keyframes don't belong to tracks. Instead they belong to plugins
35 // because their data is specific to plugins.
38 class KeyFrames : public Autos
41 KeyFrames(EDL *edl, Track *track);
44 // Get keyframes for editing with automatic creation if enabled.
45 // The direction is always assumed to be forward.
46 virtual KeyFrame* get_keyframe();
47 // Get the previous, first, or default keyframe depending on how many keyframes
49 KeyFrame* get_prev_keyframe(int64_t position,
52 // Keyframe updates using rules.
53 // If a range is selected, the changed parameter is copied to all
55 // If no range is selected, a keyframe is created based on auto keyframe rules.
56 void update_parameter(KeyFrame *src);
59 void dump(FILE *fp=stdout);