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
  16
  17 #define LAST_VIRTUAL_LENGTH 1000000000
  18
  19 // Generic list of edits of something
  20
  21 class Edits : public List<Edit>
  22 {
  23 public:
  24         Edits(EDL *edl, Track *track, Edit *default_edit);
  25         virtual ~Edits();
  26
  27         void equivalent_output(Edits *edits, int64_t *result);
  28         virtual void copy_from(Edits *edits);
  29         virtual Edits& operator=(Edits& edits);
  30 // Editing
  31         void insert_edits(Edits *edits, int64_t position);
  32         void insert_asset(Asset *asset, int64_t length, int64_t sample, int track_number);
  33 // Split edit containing position.
  34 // Return the second edit in the split.
  35         Edit* split_edit(int64_t position);
  36 // Create a blank edit in the native data format
  37         int clear_handle(double start,
  38                 double end,
  39                 int edit_plugins,
  40                 double &distance);
  41         virtual Edit* create_edit() { return 0; };
  42 // Insert a 0 length edit at the position
  43         Edit* insert_new_edit(int64_t sample);
  44         int save(FileXML *xml, char *output_path);
  45         int copy(int64_t start, int64_t end, FileXML *xml, char *output_path);
  46 // Clear region of edits
  47         virtual void clear(int64_t start, int64_t end);
  48 // Clear edits and plugins for a handle modification
  49         virtual void clear_recursive(int64_t start,
  50                 int64_t end,
  51                 int edit_edits,
  52                 int edit_labels,
  53                 int edit_plugins,
  54                 Edits *trim_edits);
  55         virtual void shift_keyframes_recursive(int64_t position, int64_t length);
  56         virtual void shift_effects_recursive(int64_t position, int64_t length);
  57 // Does not return an edit - does what it says, nothing more or less
  58         void paste_silence(int64_t start, int64_t end);
  59 // Returns the newly created edit
  60         Edit *create_and_insert_edit(int64_t start, int64_t end);
  61
  62         void resample(double old_rate, double new_rate);
  63 // Shift edits on or after position by distance
  64 // Return the edit now on the position.
  65         virtual Edit* shift(int64_t position, int64_t difference);
  66
  67         EDL *edl;
  68         Track *track;
  69
  70
  71
  72
  73
  74
  75
  76
  77
  78
  79 // ============================= initialization commands ====================
  80         Edits() { printf("default edits constructor called\n"); };
  81
  82 // ================================== file operations
  83
  84         int load(FileXML *xml, int track_offset);
  85         int load_edit(FileXML *xml, int64_t &startproject, int track_offset);
  86
  87         virtual Edit* append_new_edit() {};
  88         virtual Edit* insert_edit_after(Edit *previous_edit) { return 0; };
  89         virtual int load_edit_properties(FileXML *xml) {};
  90
  91
  92 // ==================================== accounting
  93
  94         Edit* editof(int64_t position, int direction, int use_nudge);
  95 // Return an edit if position is over an edit and the edit has a source file
  96         Edit* get_playable_edit(int64_t position, int use_nudge);
  97 //      int64_t total_length();
  98         int64_t length();         // end position of last edit
  99
 100 // ==================================== editing
 101
 102         int modify_handles(double oldposition,
 103                 double newposition,
 104                 int currentend,
 105                 int edit_mode,
 106                 int edit_edits,
 107                 int edit_labels,
 108                 int edit_plugins,
 109                 Edits *trim_edits);
 110         virtual int optimize();
 111
 112         int64_t loaded_length;
 113 private:
 114         virtual int clone_derived(Edit* new_edit, Edit* old_edit) {};
 115 };
 116
 117
 118
 119 #endif