hvirtual/cinelerra/tracks.h

   1 #ifndef TRACKS_H
   2 #define TRACKS_H
   3
   4
   5 #include "autoconf.h"
   6 #include "cursor.inc"
   7 #include "edl.inc"
   8 #include "file.inc"
   9 #include "filexml.inc"
  10 #include "linklist.h"
  11 #include "pluginserver.inc"
  12 #include "threadindexer.inc"
  13 #include "track.h"
  14 #include "trackcanvas.inc"
  15 #include "transition.inc"
  16
  17
  18
  19 class Tracks : public List<Track>
  20 {
  21 public:
  22         Tracks();
  23         Tracks(EDL *edl);
  24         virtual ~Tracks();
  25
  26         Tracks& operator=(Tracks &tracks);
  27         int load(FileXML *xml, int &track_offset, uint32_t load_flags);
  28         void move_edits(ArrayList<Edit*> *edits,
  29                 Track *track,
  30                 double position,
  31                 int edit_labels,
  32                 int edit_plugins);
  33         void move_effect(Plugin *plugin,
  34                 PluginSet *plugin_set,
  35                 Track *track,
  36                 int64_t position);
  37
  38 // Construct a list of all the recordable edits which start on position
  39         void get_affected_edits(ArrayList<Edit*> *drag_edits,
  40                 double position,
  41                 Track *start_track);
  42
  43         void equivalent_output(Tracks *tracks, double *result);
  44
  45         int move_track_up(Track *track);        // move recordable tracks up
  46         int move_track_down(Track *track);      // move recordable tracks down
  47         int move_tracks_up();                   // move recordable tracks up
  48         int move_tracks_down();                 // move recordable tracks down
  49         void paste_audio_transition(PluginServer *server);
  50         void paste_video_transition(PluginServer *server, int first_track = 0);
  51
  52         void paste_transition(PluginServer *server, Edit *dest_edit);
  53 // Return the numbers of tracks with the play patch enabled
  54         int playable_audio_tracks();
  55         int playable_video_tracks();
  56 // Return number of tracks with the record patch enabled
  57         int recordable_audio_tracks();
  58         int recordable_video_tracks();
  59         int total_audio_tracks();
  60         int total_video_tracks();
  61 // return the longest track in all the tracks in seconds
  62         double total_length();
  63         double total_video_length();
  64 // Update y pixels after a zoom
  65         void update_y_pixels(Theme *theme);
  66 // Total number of tracks where the following toggles are selected
  67         void select_all(int type,
  68                 int value);
  69         void translate_camera(float offset_x, float offset_y);
  70         void translate_projector(float offset_x, float offset_y);
  71                 int total_of(int type);
  72 // add a track
  73         Track* add_audio_track(int above, Track *dst_track);
  74         Track* add_video_track(int above, Track *dst_track);
  75 //      Track* add_audio_track(int to_end = 1);
  76 //      Track* add_video_track(int to_end = 1);
  77         int delete_track();     // delete last track
  78         int delete_track(Track* track);        // delete any track
  79
  80         EDL *edl;
  81
  82
  83
  84
  85
  86 // Types for drag toggle behavior
  87         enum
  88         {
  89                 NONE,
  90                 PLAY,
  91                 RECORD,
  92                 GANG,
  93                 DRAW,
  94                 MUTE,
  95                 EXPAND
  96         };
  97
  98
  99
 100
 101
 102
 103
 104
 105
 106         int change_channels(int oldchannels, int newchannels);
 107         int dump();
 108
 109
 110
 111 // Change references to shared modules in all tracks from old to new.
 112 // If do_swap is true values of new are replaced with old.
 113         void change_modules(int old_location, int new_location, int do_swap);
 114 // Append all the tracks to the end of the recordable tracks
 115         int concatenate_tracks(int edit_plugins);
 116 // Change references to shared plugins in all tracks
 117         void change_plugins(SharedLocation &old_location, SharedLocation &new_location, int do_swap);
 118
 119         int delete_audio_track();       // delete the last audio track
 120         int delete_video_track();        // delete the last video track
 121         int delete_tracks();     // delete all the recordable tracks
 122         int delete_all_tracks();      // delete just the tracks
 123
 124 // ================================== EDL editing
 125         int copy(double start,
 126                 double end,
 127                 int all,
 128                 FileXML *file,
 129                 char *output_path = "");
 130
 131
 132
 133         int copy_assets(FileXML *xml,
 134                 double start,
 135                 double end,
 136                 int all);
 137         int clear(double start, double end, int clear_plugins);
 138 // Returns the point to restart background rendering at.
 139 // -1 means nothing changed.
 140         void clear_automation(double selectionstart,
 141                 double selectionend);
 142         int clear_default_keyframe();
 143         int clear_handle(double start,
 144                 double end,
 145                 double &longest_distance,
 146                 int clear_labels,
 147                 int clear_plugins);
 148         int copy_automation(double selectionstart,
 149                 double selectionend,
 150                 FileXML *file,
 151                 int default_only,
 152                 int autos_only);
 153         int copy_default_keyframe(FileXML *file);
 154         void paste_automation(double selectionstart,
 155                 FileXML *xml,
 156                 int default_only);
 157         int paste_default_keyframe(FileXML *file);
 158         int paste(int64_t start, int64_t end);
 159 // all units are samples by default
 160         int paste_output(int64_t startproject,
 161                                 int64_t endproject,
 162                                 int64_t startsource_sample,
 163                                 int64_t endsource_sample,
 164                                 int64_t startsource_frame,
 165                                 int64_t endsource_frame,
 166                                 Asset *asset);
 167         int paste_silence(double start,
 168                 double end,
 169                 int edit_plugins);
 170         int purge_asset(Asset *asset);
 171         int asset_used(Asset *asset);
 172 // Transition popup
 173         int popup_transition(int cursor_x, int cursor_y);
 174         int select_auto(int cursor_x, int cursor_y);
 175         int move_auto(int cursor_x, int cursor_y, int shift_down);
 176         int modify_edithandles(double &oldposition,
 177                 double &newposition,
 178                 int currentend,
 179                 int handle_mode,
 180                 int edit_labels,
 181                 int edit_plugins);
 182         int modify_pluginhandles(double &oldposition,
 183                 double &newposition,
 184                 int currentend,
 185                 int handle_mode,
 186                 int edit_labels);
 187         int select_handles();
 188         int select_region();
 189         int select_edit(int64_t cursor_position, int cursor_x, int cursor_y, int64_t &new_start, int64_t &new_end);
 190         int feather_edits(int64_t start, int64_t end, int64_t samples, int audio, int video);
 191         int64_t get_feather(int64_t selectionstart, int64_t selectionend, int audio, int video);
 192 // Move edit boundaries and automation during a framerate change
 193         int scale_time(float rate_scale, int ignore_record, int scale_edits, int scale_autos, int64_t start, int64_t end);
 194
 195 // ================================== accounting
 196
 197         int handles, titles;     // show handles or titles
 198         int show_output;         // what type of video to draw
 199         AutoConf auto_conf;      // which autos are visible
 200         int overlays_visible;
 201         double total_playable_length();     // Longest track.
 202 // Used by equivalent_output
 203         int total_playable_vtracks();
 204         double total_recordable_length();   // Longest track with recording on
 205         int totalpixels();       // height of all tracks in pixels
 206         int number_of(Track *track);        // track number of pointer
 207         Track* number(int number);      // pointer to track number
 208
 209
 210 private:
 211 };
 212
 213 #endif