hvirtual/cinelerra/edits.h

   1 #ifndef EDITS_H
   2 #define EDITS_H
   3
   4
   5 #include "asset.inc"
   6 #include "assets.inc"
   7 #include "edl.inc"
   8 #include "guicast.h"
   9 #include "edit.h"
  10 #include "filexml.inc"
  11 #include "linklist.h"
  12 #include "track.inc"
  13 #include "transition.inc"
  14
  15 // Generic list of edits of something
  16
  17 class Edits : public List<Edit>
  18 {
  19 public:
  20         Edits(EDL *edl, Track *track);
  21         virtual ~Edits();
  22
  23         void equivalent_output(Edits *edits, int64_t *result);
  24         virtual void copy_from(Edits *edits);
  25         virtual Edits& operator=(Edits& edits);
  26 // Editing
  27         void insert_edits(Edits *edits, int64_t position);
  28         void insert_asset(Asset *asset, int64_t length, int64_t sample, int track_number);
  29 // Split edit containing position.
  30 // Return the second edit in the split.
  31         Edit* split_edit(int64_t position);
  32 // Create a blank edit in the native data format
  33         int clear_handle(double start,
  34                 double end,
  35                 int edit_plugins,
  36                 double &distance);
  37         virtual Edit* create_edit() { return 0; };
  38 // Insert a 0 length edit at the position
  39         Edit* insert_new_edit(int64_t sample);
  40         int save(FileXML *xml, char *output_path);
  41         int copy(int64_t start, int64_t end, FileXML *xml, char *output_path);
  42 // Clear region of edits
  43         virtual void clear(int64_t start, int64_t end);
  44 // Clear edits and plugins for a handle modification
  45         virtual void clear_recursive(int64_t start,
  46                 int64_t end,
  47                 int edit_edits,
  48                 int edit_labels,
  49                 int edit_plugins);
  50         virtual void shift_keyframes_recursive(int64_t position, int64_t length);
  51         virtual void shift_effects_recursive(int64_t position, int64_t length);
  52 // Returns the newly created edit
  53         Edit* paste_silence(int64_t start, int64_t end);
  54         void resample(double old_rate, double new_rate);
  55 // Shift edits on or after position by distance
  56 // Return the edit now on the position.
  57         virtual Edit* shift(int64_t position, int64_t difference);
  58
  59         EDL *edl;
  60         Track *track;
  61
  62
  63
  64
  65
  66
  67
  68
  69
  70
  71 // ============================= initialization commands ====================
  72         Edits() { printf("default edits constructor called\n"); };
  73
  74 // ================================== file operations
  75
  76         int load(FileXML *xml, int track_offset);
  77         int load_edit(FileXML *xml, int64_t &startproject, int track_offset);
  78
  79         virtual Edit* append_new_edit() {};
  80         virtual Edit* insert_edit_after(Edit *previous_edit) { return 0; };
  81         virtual int load_edit_properties(FileXML *xml) {};
  82
  83
  84 // ==================================== accounting
  85
  86         Edit* editof(int64_t position, int direction, int use_nudge);
  87 // Return an edit if position is over an edit and the edit has a source file
  88         Edit* get_playable_edit(int64_t position, int use_nudge);
  89 //      int64_t total_length();
  90         int64_t length();         // end position of last edit
  91
  92 // ==================================== editing
  93
  94 // inserts space at the desired location and returns the edit before the space
  95 // fills end of track if range is after track
  96 // if sole_edit != NULL, only sole_edit is moved
  97         int modify_handles(double oldposition,
  98                 double newposition,
  99                 int currentend,
 100                 Edit *sole_edit,
 101                 int edit_mode,
 102                 int edit_edits,
 103                 int edit_labels,
 104                 int edit_plugins);
 105         virtual int optimize();
 106
 107
 108 private:
 109         virtual int clone_derived(Edit* new_edit, Edit* old_edit) {};
 110 };
 111
 112
 113
 114 #endif