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
25 #include "arraylist.h"
26 #include "autoconf.inc"
27 #include "bezierauto.inc"
28 #include "bezierautos.inc"
29 #include "filexml.inc"
30 #include "floatautos.inc"
32 #include "mwindow.inc"
36 // CONVERTS FROM SAMPLES TO FRAMES
40 class VTrack : public Track
44 VTrack(MWindow *mwindow, Tracks *tracks);
47 // ====================================== initialization
48 int create_derived_objs(int flash);
50 int save_derived(FileXML *xml);
51 int load_derived(FileXML *xml, int automation_only, int edits_only, int load_all, int &output_channel);
53 // ===================================== rendering
55 int render(VFrame **output, long input_len, long input_position, float step);
56 int get_projection(float &in_x1, float &in_y1, float &in_x2, float &in_y2,
57 float &out_x1, float &out_y1, float &out_x2, float &out_y2,
58 int frame_w, int frame_h, long real_position,
59 BezierAuto **before, BezierAuto **after);
61 // ===================================== editing
63 int copy_derived(long start, long end, FileXML *xml);
64 int paste_derived(long start, long end, long total_length, FileXML *xml, int ¤t_channel);
65 // use samples for paste_output
66 int paste_output(long startproject, long endproject, long startsource, long endsource, int layer, Asset *asset);
67 int clear_derived(long start, long end);
68 int copy_automation_derived(AutoConf *auto_conf, long start, long end, FileXML *xml);
69 int paste_automation_derived(long start, long end, long total_length, FileXML *xml, int shift_autos, int ¤t_pan);
70 int clear_automation_derived(AutoConf *auto_conf, long start, long end, int shift_autos = 1);
71 int paste_auto_silence_derived(long start, long end);
72 int modify_handles(long oldposition, long newposition, int currentend);
73 int draw_autos_derived(float view_start, float zoom_units, AutoConf *auto_conf);
74 int draw_floating_autos_derived(float view_start, float zoom_units, AutoConf *auto_conf, int flash);
75 int select_translation(int cursor_x, int cursor_y); // select coordinates of frame
76 int update_translation(int cursor_x, int cursor_y, int shift_down); // move coordinates of frame
77 int reset_translation(long start, long end);
78 int end_translation();
79 int select_auto_derived(float zoom_units, float view_start, AutoConf *auto_conf, int cursor_x, int cursor_y);
80 int move_auto_derived(float zoom_units, float view_start, AutoConf *auto_conf, int cursor_x, int cursor_y, int shift_down);
81 int release_auto_derived();
82 int scale_video(float camera_scale, float projector_scale, int *offsets);
83 int scale_time_derived(float rate_scale, int scale_edits, int scale_autos, long start, long end);
85 // ===================================== for handles, titles, etc
87 BezierAutos *camera_autos;
88 BezierAutos *projector_autos;
90 // rounds up to integer frames for editing
91 long samples_to_units(long &samples);
92 // no rounding for drawing
93 // int get_dimensions(float &view_start, float &view_units, float &zoom_units);