+++ /dev/null
-
-/*
- * CINELERRA
- * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- */
-
-#include "aedit.h"
-#include "asset.h"
-#include "assets.h"
-#include "automation.h"
-#include "bcsignals.h"
-#include "cache.h"
-#include "clip.h"
-#include "edit.h"
-#include "edits.h"
-#include "edl.h"
-#include "edlsession.h"
-#include "file.h"
-#include "filexml.h"
-#include "filesystem.h"
-#include "localsession.h"
-#include "nestededls.h"
-#include "plugin.h"
-#include "strategies.inc"
-#include "track.h"
-#include "transition.h"
-#include "transportque.inc"
-
-#include <string.h>
-
-Edits::Edits(EDL *edl, Track *track)
- : List<Edit>()
-{
- this->edl = edl;
- this->track = track;
-}
-
-Edits::~Edits()
-{
-}
-
-
-void Edits::equivalent_output(Edits *edits, int64_t *result)
-{
-// For the case of plugin sets, a new plugin set may be created with
-// plugins only starting after 0. We only want to restart brender at
-// the first plugin in this case.
- for(Edit *current = first, *that_current = edits->first;
- current || that_current;
- current = NEXT,
- that_current = that_current->next)
- {
-//printf("Edits::equivalent_output 1 %d\n", *result);
- if(!current && that_current)
- {
- int64_t position1 = (last ? last->startproject + last->length : 0);
- int64_t position2 = that_current->startproject;
- if(*result < 0 || *result > MIN(position1, position2))
- *result = MIN(position1, position2);
- break;
- }
- else
- if(current && !that_current)
- {
- int64_t position1 = (edits->last ? edits->last->startproject + edits->last->length : 0);
- int64_t position2 = current->startproject;
- if(*result < 0 || *result > MIN(position1, position2))
- *result = MIN(position1, position2);
- break;
- }
- else
- {
-//printf("Edits::equivalent_output 2 %d\n", *result);
- current->equivalent_output(that_current, result);
-//printf("Edits::equivalent_output 3 %d\n", *result);
- }
- }
-}
-
-void Edits::copy_from(Edits *edits)
-{
- while(last) delete last;
- for(Edit *current = edits->first; current; current = NEXT)
- {
- Edit *new_edit = append(create_edit());
- new_edit->copy_from(current);
- }
-}
-
-
-Edits& Edits::operator=(Edits& edits)
-{
-printf("Edits::operator= 1\n");
- copy_from(&edits);
- return *this;
-}
-
-
-void Edits::insert_asset(Asset *asset,
- EDL *nested_edl,
- int64_t length,
- int64_t position,
- int track_number)
-{
- Edit *new_edit = insert_new_edit(position);
-
- new_edit->nested_edl = nested_edl;
- new_edit->asset = asset;
- new_edit->startsource = 0;
- new_edit->startproject = position;
- new_edit->length = length;
-
- if(nested_edl)
- {
- if(track->data_type == TRACK_AUDIO)
- new_edit->channel = track_number % nested_edl->session->audio_channels;
- else
- new_edit->channel = 0;
- }
-
- if(asset && !nested_edl)
- {
- if(asset->audio_data)
- new_edit->channel = track_number % asset->channels;
- else
- if(asset->video_data)
- new_edit->channel = track_number % asset->layers;
- }
-
-//printf("Edits::insert_asset %d %d\n", new_edit->channel, new_edit->length);
- for(Edit *current = new_edit->next; current; current = NEXT)
- {
- current->startproject += length;
- }
-}
-
-void Edits::insert_edits(Edits *source_edits,
- int64_t position,
- int64_t min_length,
- int edit_autos)
-{
- //int64_t clipboard_end = position + min_length;
-// Length pasted so far
- int64_t source_len = 0;
-
-// Fill region between end of edit table and beginning of pasted segment
-// with silence. Can't call from insert_new_edit because it's recursive.
- if(position > length())
- {
- paste_silence(length(), position);
- }
-
-
- for(Edit *source_edit = source_edits->first;
- source_edit;
- source_edit = source_edit->next)
- {
- EDL *dest_nested_edl = 0;
- if(source_edit->nested_edl)
- dest_nested_edl = edl->nested_edls->get_copy(source_edit->nested_edl);
-
-// Update Assets
- Asset *dest_asset = 0;
- if(source_edit->asset)
- dest_asset = edl->assets->update(source_edit->asset);
-// Open destination area
- Edit *dest_edit = insert_new_edit(position + source_edit->startproject);
-
- dest_edit->copy_from(source_edit);
- dest_edit->asset = dest_asset;
- dest_edit->nested_edl = dest_nested_edl;
- dest_edit->startproject = position + source_edit->startproject;
-
-
-
-// Shift keyframes in source edit to their position in the
-// destination edit for plugin case
- if(edit_autos) dest_edit->shift_keyframes(position);
-
-
-
-// Shift following edits and keyframes in following edits by length
-// in current source edit.
- for(Edit *future_edit = dest_edit->next;
- future_edit;
- future_edit = future_edit->next)
- {
- future_edit->startproject += dest_edit->length;
- future_edit->shift_keyframes(dest_edit->length);
- }
-
- source_len += source_edit->length;
- }
-
-
-
-
-// Fill remaining clipboard length with silence
- if(source_len < min_length)
- {
-//printf("Edits::insert_edits %d\n", __LINE__);
- paste_silence(position + source_len, position + min_length);
- }
-}
-
-
-// Native units
-// Can't paste silence in here because it's used by paste_silence.
-Edit* Edits::insert_new_edit(int64_t position)
-{
- Edit *current = 0;
-//printf("Edits::insert_new_edit 1\n");
- current = split_edit(position);
- if(current) current = PREVIOUS;
-
-//printf("Edits::insert_new_edit 1\n");
- Edit *new_edit = create_edit();
-//printf("Edits::insert_new_edit 1\n");
- insert_after(current, new_edit);
- new_edit->startproject = position;
-//printf("Edits::insert_new_edit 2\n");
- return new_edit;
-}
-
-
-Edit* Edits::split_edit(int64_t position)
-{
-// Get edit containing position
- Edit *edit = editof(position, PLAY_FORWARD, 0);
- if(!edit) return 0;
- return split_edit(edit, position);
-}
-
-Edit* Edits::split_edit(Edit *edit, int64_t position)
-{
-// Split would have created a 0 length
-// if(edit->startproject == position) return edit;
-// Create anyway so the return value comes before position
-
- Edit *new_edit = create_edit();
- insert_after(edit, new_edit);
- new_edit->copy_from(edit);
- new_edit->length = new_edit->startproject + new_edit->length - position;
- edit->length = position - edit->startproject;
- new_edit->startproject = edit->startproject + edit->length;
- new_edit->startsource += edit->length;
-
-
-// Decide what to do with the transition
- if(edit->length && edit->transition)
- {
- delete new_edit->transition;
- new_edit->transition = 0;
- }
-
- if(edit->transition && edit->transition->length > edit->length)
- edit->transition->length = edit->length;
- if(new_edit->transition && new_edit->transition->length > new_edit->length)
- new_edit->transition->length = new_edit->length;
- return new_edit;
-}
-
-int Edits::save(FileXML *xml, const char *output_path)
-{
- copy(0, length(), xml, output_path);
- return 0;
-}
-
-void Edits::resample(double old_rate, double new_rate)
-{
- for(Edit *current = first; current; current = NEXT)
- {
- current->startproject = Units::to_int64((double)current->startproject /
- old_rate *
- new_rate);
- if(PREVIOUS) PREVIOUS->length = current->startproject - PREVIOUS->startproject;
- current->startsource = Units::to_int64((double)current->startsource /
- old_rate *
- new_rate);
- if(!NEXT) current->length = Units::to_int64((double)current->length /
- old_rate *
- new_rate);
- if(current->transition)
- {
- current->transition->length = Units::to_int64(
- (double)current->transition->length /
- old_rate *
- new_rate);
- }
- current->resample(old_rate, new_rate);
- }
-}
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-int Edits::optimize()
-{
- int result = 1;
- Edit *current;
-
-
-//printf("Edits::optimize %d\n", __LINE__);
-// Sort edits by starting point
- while(result)
- {
- result = 0;
-
- for(current = first; current; current = NEXT)
- {
- Edit *next_edit = NEXT;
-
- if(next_edit && next_edit->startproject < current->startproject)
- {
- swap(next_edit, current);
- result = 1;
- }
- }
- }
-
-// Insert silence between edits which aren't consecutive
- for(current = last; current; current = current->previous)
- {
- if(current->previous)
- {
- Edit *previous_edit = current->previous;
- if(current->startproject -
- previous_edit->startproject -
- previous_edit->length > 0)
- {
- Edit *new_edit = create_edit();
- insert_before(current, new_edit);
- new_edit->startproject = previous_edit->startproject + previous_edit->length;
- new_edit->length = current->startproject -
- previous_edit->startproject -
- previous_edit->length;
- }
- }
- else
- if(current->startproject > 0)
- {
- Edit *new_edit = create_edit();
- insert_before(current, new_edit);
- new_edit->length = current->startproject;
- }
- }
-
- result = 1;
- while(result)
- {
- result = 0;
-
-
-// delete 0 length edits
- for(current = first;
- current && !result; )
- {
- if(current->length == 0)
- {
- Edit* next = current->next;
- delete current;
- result = 1;
- current = next;
- }
- else
- current = current->next;
- }
-
-//printf("Edits::optimize %d result=%d\n", __LINE__, result);
-// merge same files or transitions
- if(track->data_type != TRACK_SUBTITLE )
- for(current = first;
- current && current->next && !result; )
- {
- Edit *next_edit = current->next;
-
-// printf("Edits::optimize %d %lld=%lld %d=%d %p=%p %p=%p\n",
-// __LINE__,
-// current->startsource + current->length,
-// next_edit->startsource,
-// current->channel,
-// next_edit->channel,
-// current->asset,
-// next_edit->asset,
-// current->nested_edl,
-// next_edit->nested_edl);
-
-
- if(
-// both edits are silence & not a plugin
- (current->silence() && next_edit->silence() && !current->is_plugin) ||
- (current->startsource + current->length == next_edit->startsource &&
-// source channels are identical
- current->channel == next_edit->channel &&
-// assets are identical
- current->asset == next_edit->asset &&
- current->nested_edl == next_edit->nested_edl))
- {
-//printf("Edits::optimize %d\n", __LINE__);
- current->length += next_edit->length;
- remove(next_edit);
- result = 1;
- }
-
- current = current->next;
- }
-
-// delete last edit of 0 length or silence
- if(track->data_type != TRACK_SUBTITLE )
- if(last && last->silence())
- {
- delete last;
- result = 1;
- }
- }
-
-//track->dump();
- return 0;
-}
-
-
-// ===================================== file operations
-
-int Edits::load(FileXML *file, int track_offset)
-{
- int64_t startproject = 0;
-
- while( !file->read_tag() ) {
-//printf("Edits::load 1 %s\n", file->tag.get_title());
- if(!strcmp(file->tag.get_title(), "EDIT"))
- {
- load_edit(file, startproject, track_offset);
- }
- else if(!strcmp(file->tag.get_title(), "/EDITS"))
- break;
- }
-
-//track->dump();
- optimize();
- return 0;
-}
-
-int Edits::load_edit(FileXML *file, int64_t &startproject, int track_offset)
-{
- Edit* current = append_new_edit();
- current->load_properties(file, startproject);
- startproject += current->length;
-
- while( !file->read_tag() ) {
- if(file->tag.title_is("NESTED_EDL"))
- {
- char path[BCTEXTLEN];
- path[0] = 0;
- file->tag.get_property("SRC", path);
-//printf("Edits::load_edit %d path=%s\n", __LINE__, path);
- if(path[0] != 0)
- {
- current->nested_edl = edl->nested_edls->get(path);
- }
-// printf("Edits::load_edit %d nested_edl->path=%s\n",
-// __LINE__,
-// current->nested_edl->path);
- }
- else if(file->tag.title_is("FILE"))
- {
- char filename[BCTEXTLEN];
- filename[0] = 0;
- file->tag.get_property("SRC", filename);
-// Extend path
- if(filename[0] != 0)
- {
- char directory[BCTEXTLEN], edl_directory[BCTEXTLEN];
- FileSystem fs;
- fs.set_current_dir("");
- fs.extract_dir(directory, filename);
- if(!strlen(directory))
- {
- fs.extract_dir(edl_directory, file->filename);
- fs.join_names(directory, edl_directory, filename);
- strcpy(filename, directory);
- }
- current->asset = edl->assets->get_asset(filename);
- }
- else
- {
- current->asset = 0;
- }
-//printf("Edits::load_edit 5\n");
- }
- else if(file->tag.title_is("TRANSITION"))
- {
- current->transition = new Transition(edl, current, "",
- track->to_units(edl->session->default_transition_length, 1));
- current->transition->load_xml(file);
- }
- else if(file->tag.title_is("/EDIT"))
- break;
- }
-
-//printf("Edits::load_edit %d\n", __LINE__);
-//track->dump();
-//printf("Edits::load_edit %d\n", __LINE__);
- return 0;
-}
-
-// ============================================= accounting
-
-int64_t Edits::length()
-{
- return last ? last->startproject + last->length : 0;
-}
-
-
-
-Edit* Edits::editof(int64_t position, int direction, int use_nudge)
-{
- Edit *current = 0;
- if(use_nudge && track) position += track->nudge;
-
- if(direction == PLAY_FORWARD)
- {
- for(current = last; current; current = PREVIOUS)
- {
- if(current->startproject <= position && current->startproject + current->length > position)
- return current;
- }
- }
- else
- if(direction == PLAY_REVERSE)
- {
- for(current = first; current; current = NEXT)
- {
- if(current->startproject < position && current->startproject + current->length >= position)
- return current;
- }
- }
-
- return 0; // return 0 on failure
-}
-
-Edit* Edits::get_playable_edit(int64_t position, int use_nudge)
-{
- Edit *current;
- if(track && use_nudge) position += track->nudge;
-
-// Get the current edit
- for(current = first; current; current = NEXT)
- {
- if(current->startproject <= position &&
- current->startproject + current->length > position)
- break;
- }
-
-// Get the edit's asset
-// TODO: descend into nested EDLs
- if(current)
- {
- if(!current->asset)
- current = 0;
- }
-
- return current; // return 0 on failure
-}
-
-// ================================================ editing
-
-
-
-int Edits::copy(int64_t start, int64_t end, FileXML *file, const char *output_path)
-{
- Edit *current_edit;
-
- file->tag.set_title("EDITS");
- file->append_tag();
- file->append_newline();
-
- for(current_edit = first; current_edit; current_edit = current_edit->next)
- {
- current_edit->copy(start, end, file, output_path);
- }
-
- file->tag.set_title("/EDITS");
- file->append_tag();
- file->append_newline();
- return 0;
-}
-
-
-
-void Edits::clear(int64_t start, int64_t end)
-{
- Edit* edit1 = editof(start, PLAY_FORWARD, 0);
- Edit* edit2 = editof(end, PLAY_FORWARD, 0);
- Edit* current_edit;
-
- if(end == start) return; // nothing selected
- if(!edit1 && !edit2) return; // nothing selected
-
-
- if(!edit2)
- { // edit2 beyond end of track
- edit2 = last;
- end = this->length();
- }
-
- if(edit1 != edit2)
- {
-// in different edits
-
-//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->startproject += end - edit2->startproject;
-
-// delete
- for(current_edit = edit1->next; current_edit && current_edit != edit2;)
- {
- Edit* next = current_edit->next;
- remove(current_edit);
- current_edit = next;
- }
-// shift
- for(current_edit = edit2; current_edit; current_edit = current_edit->next)
- {
- current_edit->startproject -= end - start;
- }
- }
- else
- {
-// in same edit. paste_edit depends on this
-// create a new edit
- current_edit = split_edit(start);
-
- current_edit->length -= end - start;
- current_edit->startsource += end - start;
-
-// shift
- for(current_edit = current_edit->next;
- current_edit;
- current_edit = current_edit->next)
- {
- current_edit->startproject -= end - start;
- }
- }
-
- optimize();
-}
-
-// Used by edit handle and plugin handle movement but plugin handle movement
-// can only effect other plugins.
-void Edits::clear_recursive(int64_t start,
- int64_t end,
- int edit_edits,
- int edit_labels,
- int edit_plugins,
- int edit_autos,
- Edits *trim_edits)
-{
-//printf("Edits::clear_recursive 1\n");
- track->clear(start,
- end,
- edit_edits,
- edit_labels,
- edit_plugins,
- edit_autos,
- 0,
- trim_edits);
-}
-
-
-int Edits::clear_handle(double start,
- double end,
- int edit_plugins,
- int edit_autos,
- double &distance)
-{
- Edit *current_edit;
-
- distance = 0.0; // if nothing is found, distance is 0!
- for(current_edit = first;
- current_edit && current_edit->next;
- current_edit = current_edit->next)
- {
-
-
-
- if(current_edit->asset &&
- current_edit->next->asset)
- {
-
- if(current_edit->asset->equivalent(*current_edit->next->asset,
- 0,
- 0))
- {
-
-// Got two consecutive edits in same source
- if(edl->equivalent(track->from_units(current_edit->next->startproject),
- start))
- {
-// handle selected
- int length = -current_edit->length;
- current_edit->length = current_edit->next->startsource - current_edit->startsource;
- length += current_edit->length;
-
-// Lengthen automation
- if(edit_autos)
- track->automation->paste_silence(current_edit->next->startproject,
- current_edit->next->startproject + length);
-
-// Lengthen effects
- if(edit_plugins)
- track->shift_effects(current_edit->next->startproject,
- length,
- edit_autos);
-
- for(current_edit = current_edit->next; current_edit; current_edit = current_edit->next)
- {
- current_edit->startproject += length;
- }
-
- distance = track->from_units(length);
- optimize();
- break;
- }
- }
- }
- }
-
- return 0;
-}
-
-int Edits::modify_handles(double oldposition,
- double newposition,
- int currentend,
- int edit_mode,
- int edit_edits,
- int edit_labels,
- int edit_plugins,
- int edit_autos,
- Edits *trim_edits)
-{
- int result = 0;
- Edit *current_edit;
-
-//printf("Edits::modify_handles 1 %d %f %f\n", currentend, newposition, oldposition);
- if(currentend == 0)
- {
-// left handle
- for(current_edit = first; current_edit && !result;)
- {
- if(edl->equivalent(track->from_units(current_edit->startproject),
- oldposition))
- {
-// edit matches selection
-//printf("Edits::modify_handles 3 %f %f\n", newposition, oldposition);
- oldposition = track->from_units(current_edit->startproject);
- result = 1;
-
- if(newposition >= oldposition)
- {
-//printf("Edits::modify_handle 1 %s %f %f\n", track->title, oldposition, newposition);
-// shift start of edit in
- current_edit->shift_start_in(edit_mode,
- track->to_units(newposition, 0),
- track->to_units(oldposition, 0),
- edit_edits,
- edit_labels,
- edit_plugins,
- edit_autos,
- trim_edits);
- }
- else
- {
-//printf("Edits::modify_handle 2 %s\n", track->title);
-// move start of edit out
- current_edit->shift_start_out(edit_mode,
- track->to_units(newposition, 0),
- track->to_units(oldposition, 0),
- edit_edits,
- edit_labels,
- edit_plugins,
- edit_autos,
- trim_edits);
- }
- }
-
- if(!result) current_edit = current_edit->next;
- }
- }
- else
- {
-// right handle selected
- for(current_edit = first; current_edit && !result;)
- {
- if(edl->equivalent(track->from_units(current_edit->startproject) +
- track->from_units(current_edit->length), oldposition))
- {
- oldposition = track->from_units(current_edit->startproject) +
- track->from_units(current_edit->length);
- result = 1;
-
-//printf("Edits::modify_handle 3\n");
- if(newposition <= oldposition)
- {
-// shift end of edit in
-//printf("Edits::modify_handle 4\n");
- current_edit->shift_end_in(edit_mode,
- track->to_units(newposition, 0),
- track->to_units(oldposition, 0),
- edit_edits,
- edit_labels,
- edit_plugins,
- edit_autos,
- trim_edits);
-//printf("Edits::modify_handle 5\n");
- }
- else
- {
-// move end of edit out
-//printf("Edits::modify_handle 6\n");
- current_edit->shift_end_out(edit_mode,
- track->to_units(newposition, 0),
- track->to_units(oldposition, 0),
- edit_edits,
- edit_labels,
- edit_plugins,
- edit_autos,
- trim_edits);
-//printf("Edits::modify_handle 7\n");
- }
- }
-
- if(!result) current_edit = current_edit->next;
-//printf("Edits::modify_handle 8\n");
- }
- }
-
- optimize();
- return 0;
-}
-
-
-// Used by other editing commands so don't optimize
-Edit* Edits::paste_silence(int64_t start, int64_t end)
-{
- Edit *new_edit = insert_new_edit(start);
- new_edit->length = end - start;
- for(Edit *current = new_edit->next; current; current = NEXT)
- {
- current->startproject += end - start;
- }
- return new_edit;
-}
-
-Edit* Edits::shift(int64_t position, int64_t difference)
-{
- Edit *new_edit = split_edit(position);
-
- for(Edit *current = first;
- current;
- current = NEXT)
- {
- if(current->startproject >= position)
- {
- current->shift(difference);
- }
- }
- return new_edit;
-}
-
-
-void Edits::shift_keyframes_recursive(int64_t position, int64_t length)
-{
- track->shift_keyframes(position, length);
-}
-
-void Edits::shift_effects_recursive(int64_t position, int64_t length, int edit_autos)
-{
- track->shift_effects(position, length, edit_autos);
-}
-
projects / goodguy / history.git / blobdiff