add timecode units/alignment/probe, add prefs auto_rotate,

[goodguy/cinelerra.git] / cinelerra-5.1 / cinelerra / edits.C

diff --git a/cinelerra-5.1/cinelerra/edits.C b/cinelerra-5.1/cinelerra/edits.C
index de93e5830d351d41ce3cd68e7a489f999e2c1312..b2bcaf98f1cf40eacdef8f6b19aa5c938781f10e 100644 (file)
--- a/cinelerra-5.1/cinelerra/edits.C
+++ b/cinelerra-5.1/cinelerra/edits.C
@@ -31,6 +31,7 @@
 #include "edits.h"
 #include "edl.h"
 #include "edlsession.h"
+#include "ffmpeg.h"
 #include "file.h"
 #include "filexml.h"
 #include "filesystem.h"
@@ -838,3 +839,58 @@ void Edits::shift_effects_recursive(int64_t position, int64_t length, int edit_a
        track->shift_effects(position, length, edit_autos, 0);
 }
 
+double Edits::early_timecode()
+{
+       double result = -1;
+       for( Edit *edit=first; edit; edit=edit->next ) {
+               Asset *asset = edit->asset;
+               if( !asset ) continue;
+               if( asset->timecode < -1 )
+                       asset->timecode = FFMPEG::get_timecode(asset->path,
+                               track->data_type, edit->channel,
+                               edl->session->frame_rate);
+               if( asset->timecode < 0 ) continue;
+               if( result < 0 ||  result > asset->timecode )
+                       result = asset->timecode;
+       }
+       return result;
+}
+
+void Edits::align_timecodes(double offset)
+{
+       for( Edit *edit=first, *next=0; edit; edit=next ) {
+               next = edit->next;
+               if( edit->silence() ) delete edit;
+       }
+       for( Edit *edit=first, *next=0; edit; edit=next ) {
+               next = edit->next;
+               Asset *asset = edit->asset;
+               if( !asset && asset->timecode < 0 ) continue;
+               double position = asset->timecode - offset;
+               edit->startproject = track->to_units(position, 1) + edit->startsource;
+       }
+       int result = 1;
+       while( result ) {
+               result = 0;
+               for( Edit *edit=first, *next=0; edit; edit=next ) {
+                       next = edit->next;
+                       if( !next || next->startproject >= edit->startproject ) continue;
+                       swap(next, edit);
+                       next = edit;
+                       result = 1;
+               }
+       }
+       int64_t startproject = 0;
+       for( Edit *edit=first; edit; edit=edit->next ) {
+               int64_t length = edit->startproject - startproject;
+               if( length > 0 ) {
+                       Edit *new_edit = create_edit();
+                       insert_before(edit, new_edit);
+                       new_edit->startproject = startproject;
+                       new_edit->length = length;
+                       startproject = edit->startproject;
+               }
+               startproject += edit->length;
+       }
+}
+