Cinelerra-svn: cinelerra/vtransition.h Source File

00001 #ifndef VTRACK_H
00002 #define VTRACK_H
00003 
00004 #include "arraylist.h"
00005 #include "autoconf.inc"
00006 #include "bezierauto.inc"
00007 #include "bezierautos.inc"
00008 #include "filexml.inc"
00009 #include "floatautos.inc"
00010 #include "linklist.h"
00011 #include "mwindow.inc"
00012 #include "track.h"
00013 #include "vframe.inc"
00014 
00015 // CONVERTS FROM SAMPLES TO FRAMES
00016 
00017 
00018 
00019 class VTrack : public Track
00020 {
00021 public:
00022         VTrack() {};
00023         VTrack(MWindow *mwindow, Tracks *tracks);
00024         ~VTrack();
00025 
00026 // ====================================== initialization
00027         int create_derived_objs(int flash);
00028 
00029         int save_derived(FileXML *xml);
00030         int load_derived(FileXML *xml, int automation_only, int edits_only, int load_all, int &output_channel);
00031 
00032 // ===================================== rendering
00033 
00034         int render(VFrame **output, long input_len, long input_position, float step);
00035         int get_projection(float &in_x1, float &in_y1, float &in_x2, float &in_y2,
00036                                         float &out_x1, float &out_y1, float &out_x2, float &out_y2,
00037                                         int frame_w, int frame_h, long real_position,
00038                                         BezierAuto **before, BezierAuto **after);
00039 
00040 // ===================================== editing
00041 
00042         int copy_derived(long start, long end, FileXML *xml);
00043         int paste_derived(long start, long end, long total_length, FileXML *xml, int &current_channel);
00044 // use samples for paste_output
00045         int paste_output(long startproject, long endproject, long startsource, long endsource, int layer, Asset *asset);
00046         int clear_derived(long start, long end);
00047         int copy_automation_derived(AutoConf *auto_conf, long start, long end, FileXML *xml);
00048         int paste_automation_derived(long start, long end, long total_length, FileXML *xml, int shift_autos, int &current_pan);
00049         int clear_automation_derived(AutoConf *auto_conf, long start, long end, int shift_autos = 1);
00050         int paste_auto_silence_derived(long start, long end);
00051         int modify_handles(long oldposition, long newposition, int currentend);
00052         int draw_autos_derived(float view_start, float zoom_units, AutoConf *auto_conf);
00053         int draw_floating_autos_derived(float view_start, float zoom_units, AutoConf *auto_conf, int flash);
00054         int select_translation(int cursor_x, int cursor_y); // select coordinates of frame
00055         int update_translation(int cursor_x, int cursor_y, int shift_down);  // move coordinates of frame
00056         int reset_translation(long start, long end);
00057         int end_translation();
00058         int select_auto_derived(float zoom_units, float view_start, AutoConf *auto_conf, int cursor_x, int cursor_y);
00059         int move_auto_derived(float zoom_units, float view_start, AutoConf *auto_conf, int cursor_x, int cursor_y, int shift_down);
00060         int release_auto_derived();
00061         int scale_video(float camera_scale, float projector_scale, int *offsets);
00062         int scale_time_derived(float rate_scale, int scale_edits, int scale_autos, long start, long end);
00063 
00064 // ===================================== for handles, titles, etc
00065 
00066         BezierAutos *camera_autos;
00067         BezierAutos *projector_autos;
00068         long length();
00069 // rounds up to integer frames for editing
00070         long samples_to_units(long &samples);
00071 // no rounding for drawing
00072         int get_dimensions(float &view_start, float &view_units, float &zoom_units);
00073 
00074 private:
00075 };
00076 
00077 #endif