Credit Andrew - fix vorbis audio which was scratchy and ensure aging plugin does...

[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..71dd3b18e293ad41af189f0d9f161ceb1f010822 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"
@@ -254,7 +255,9 @@ Edit* Edits::split_edit(int64_t position)
                new_edit->hard_left = edit->hard_right = 0;
        }
        new_edit->startproject = position;
-       new_edit->startsource += edit->length;
+       int64_t edit_start = edit->startproject;
+       int64_t edit_end = edit_start + edit->length;
+       new_edit->startsource += track->speed_length(edit_start, edit_end);
 
 // Decide what to do with the transition
        if(edit->length && edit->transition) {
@@ -557,6 +560,13 @@ Edit* Edits::editof(int64_t position, int direction, int use_nudge)
        return 0;     // return 0 on failure
 }
 
+Edit* Edits::get_edit(int id)
+{
+       Edit *current = first;
+       while( current && current->orig_id != id ) current = NEXT;
+       return current;
+}
+
 Edit* Edits::get_playable_edit(int64_t position, int use_nudge)
 {
        Edit *current;
@@ -628,7 +638,7 @@ void Edits::clear(int64_t start, int64_t end)
 //printf("Edits::clear 3.5 %d %d %d %d\n", edit1->startproject, edit1->length, edit2->startproject, edit2->length);
                edit1->length = start - edit1->startproject;
                edit2->length -= end - edit2->startproject;
-               edit2->startsource += end - edit2->startproject;
+               edit2->startsource += track->speed_length(edit2->startproject, end);
                edit2->startproject += end - edit2->startproject;
 
 // delete
@@ -648,7 +658,7 @@ void Edits::clear(int64_t start, int64_t end)
                current_edit = split_edit(start);
                if( current_edit ) {
                        current_edit->length -= end - start;
-                       current_edit->startsource += end - start;
+                       current_edit->startsource += track->speed_length(start, end);
 // shift
                        while( (current_edit=current_edit->next) != 0 ) {
                                current_edit->startproject -= end - start;
@@ -838,3 +848,79 @@ 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, *next=0; edit; edit=next ) {
+               if( (next = edit->next) != 0 ) {
+                       int64_t length = next->startproject - startproject;
+                       if( length > edit->length ) edit->length = length;
+               }
+               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;
+       }
+}
+
+void Edits::update_idxbl_length(int id, int64_t du)
+{
+       for( Edit *edit=first; edit; edit=edit->next ) {
+               Indexable *idxbl = edit->asset ? (Indexable *)edit->asset :
+                       edit->nested_edl ? (Indexable *)edit->nested_edl : 0;
+               if( !idxbl || idxbl->id != id ) continue;
+               edit->length += du;
+               if(  edit->length > 0 && edit->next ) {
+                       int64_t next_start = edit->next->startproject;
+                       int64_t edit_end = edit->startproject + edit->length;
+                       if( edit_end > next_start )
+                               edit->length = next_start - edit->startproject;
+               }
+               if( edit->length < 0 ) edit->length = 0;
+       }
+}
+