cinelerra/vtransition.h

   1 #ifndef VTRACK_H
   2 #define VTRACK_H
   3
   4 #include "arraylist.h"
   5 #include "autoconf.inc"
   6 #include "bezierauto.inc"
   7 #include "bezierautos.inc"
   8 #include "filexml.inc"
   9 #include "floatautos.inc"
  10 #include "linklist.h"
  11 #include "mwindow.inc"
  12 #include "track.h"
  13 #include "vframe.inc"
  14
  15 // CONVERTS FROM SAMPLES TO FRAMES
  16
  17
  18
  19 class VTrack : public Track
  20 {
  21 public:
  22         VTrack() {};
  23         VTrack(MWindow *mwindow, Tracks *tracks);
  24         ~VTrack();
  25
  26 // ====================================== initialization
  27         int create_derived_objs(int flash);
  28
  29         int save_derived(FileXML *xml);
  30         int load_derived(FileXML *xml, int automation_only, int edits_only, int load_all, int &output_channel);
  31
  32 // ===================================== rendering
  33
  34         int render(VFrame **output, long input_len, long input_position, float step);
  35         int get_projection(float &in_x1, float &in_y1, float &in_x2, float &in_y2,
  36                                         float &out_x1, float &out_y1, float &out_x2, float &out_y2,
  37                                         int frame_w, int frame_h, long real_position,
  38                                         BezierAuto **before, BezierAuto **after);
  39
  40 // ===================================== editing
  41
  42         int copy_derived(long start, long end, FileXML *xml);
  43         int paste_derived(long start, long end, long total_length, FileXML *xml, int &current_channel);
  44 // use samples for paste_output
  45         int paste_output(long startproject, long endproject, long startsource, long endsource, int layer, Asset *asset);
  46         int clear_derived(long start, long end);
  47         int copy_automation_derived(AutoConf *auto_conf, long start, long end, FileXML *xml);
  48         int paste_automation_derived(long start, long end, long total_length, FileXML *xml, int shift_autos, int &current_pan);
  49         int clear_automation_derived(AutoConf *auto_conf, long start, long end, int shift_autos = 1);
  50         int paste_auto_silence_derived(long start, long end);
  51         int modify_handles(long oldposition, long newposition, int currentend);
  52         int draw_autos_derived(float view_start, float zoom_units, AutoConf *auto_conf);
  53         int draw_floating_autos_derived(float view_start, float zoom_units, AutoConf *auto_conf, int flash);
  54         int select_translation(int cursor_x, int cursor_y); // select coordinates of frame
  55         int update_translation(int cursor_x, int cursor_y, int shift_down);  // move coordinates of frame
  56         int reset_translation(long start, long end);
  57         int end_translation();
  58         int select_auto_derived(float zoom_units, float view_start, AutoConf *auto_conf, int cursor_x, int cursor_y);
  59         int move_auto_derived(float zoom_units, float view_start, AutoConf *auto_conf, int cursor_x, int cursor_y, int shift_down);
  60         int release_auto_derived();
  61         int scale_video(float camera_scale, float projector_scale, int *offsets);
  62         int scale_time_derived(float rate_scale, int scale_edits, int scale_autos, long start, long end);
  63
  64 // ===================================== for handles, titles, etc
  65
  66         BezierAutos *camera_autos;
  67         BezierAutos *projector_autos;
  68         long length();
  69 // rounds up to integer frames for editing
  70         long samples_to_units(long &samples);
  71 // no rounding for drawing
  72         int get_dimensions(float &view_start, float &view_units, float &zoom_units);
  73
  74 private:
  75 };
  76
  77 #endif