+++ /dev/null
-
-/*
- * CINELERRA
- * Copyright (C) 2009 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 "asset.h"
-#include "bcsignals.h"
-#include "cache.h"
-#include "edl.h"
-#include "edlsession.h"
-#include "file.h"
-#include "format.inc"
-#include "mwindow.h"
-#include "patch.h"
-#include "playabletracks.h"
-#include "preferences.h"
-#include "mainsession.h"
-#include "trackcanvas.h"
-#include "tracks.h"
-#include "transportque.h"
-#include "units.h"
-#include "vedit.h"
-#include "vedits.h"
-#include "vframe.h"
-#include "vtrack.h"
-
-VEdit::VEdit(EDL *edl, Edits *edits)
- : Edit(edl, edits)
-{
-}
-
-
-VEdit::~VEdit() { }
-
-int VEdit::load_properties_derived(FileXML *xml)
-{
- channel = xml->tag.get_property("CHANNEL", (int64_t)0);
- return 0;
-}
-
-
-
-
-
-Asset* VEdit::get_nested_asset(int64_t *source_position,
- int64_t position,
- int direction)
-{
- const int debug = 0;
- Asset *result = 0;
-// Make position relative to edit
- *source_position = position - startproject + startsource;
-
-if(debug) printf("VEdit::get_nested_asset %d " _LD " " _LD " " _LD " " _LD "\n",
-__LINE__, *source_position, position, startproject, startsource);
-
-// Descend into nested EDLs
- if(nested_edl)
- {
-// Convert position to nested EDL rate
-if(debug) printf("VEdit::get_nested_asset %d\n",
-__LINE__);
- int64_t pos = *source_position;
- if(direction == PLAY_REVERSE && pos > 0) --pos;
- *source_position = Units::to_int64((double)pos *
- nested_edl->session->frame_rate /
- edl->session->frame_rate);
- PlayableTracks *playable_tracks = new PlayableTracks(
- nested_edl,
- *source_position,
- direction,
- TRACK_VIDEO,
- 1);
- if(playable_tracks->size())
- {
- VTrack *nested_track = (VTrack*)playable_tracks->get(0);
- VEdit* nested_edit = (VEdit*)nested_track->edits->editof(
- *source_position,
- direction,
- 1);
- if(nested_edit)
- {
- result = nested_edit->get_nested_asset(
- source_position,
- *source_position,
- direction);
- }
- }
-
- delete playable_tracks;
-if(debug) printf("VEdit::get_nested_asset %d\n",
-__LINE__);
- return result;
- }
- else
- {
-// Convert position to asset rate
-if(debug) printf("VEdit::get_nested_asset %d " _LD " %f %f\n",
-__LINE__,
-*source_position,
-asset->frame_rate,
-edl->session->frame_rate);
- int64_t pos = *source_position;
- if(direction == PLAY_REVERSE && pos > 0) --pos;
- *source_position = Units::to_int64((double)pos *
- asset->frame_rate /
- edl->session->frame_rate);
-
- return asset;
- }
-}
-
-
-int VEdit::read_frame(VFrame *video_out,
- int64_t input_position,
- int direction,
- CICache *cache,
- int use_nudge,
- int use_cache,
- int use_asynchronous)
-{
- int64_t source_position = 0;
- const int debug = 0;
-
- if(use_nudge) input_position += track->nudge;
-if(debug) printf("VEdit::read_frame %d source_position=" _LD " input_position=" _LD "\n",
- __LINE__, source_position, input_position);
-
- Asset *asset = get_nested_asset(&source_position,
- input_position,
- direction);
-
-if(debug) printf("VEdit::read_frame %d source_position=" _LD " input_position=" _LD "\n",
-__LINE__, source_position, input_position);
-
- File *file = cache->check_out(asset,
- edl);
- int result = 0;
-
-if(debug) printf("VEdit::read_frame %d path=%s source_position=" _LD "\n",
-__LINE__, asset->path, source_position);
-
- if(file)
- {
-
-if(debug) printf("VEdit::read_frame %d\n", __LINE__);
- source_position = (direction == PLAY_FORWARD) ?
- source_position :
- (source_position - 1);
-if(debug) printf("VEdit::read_frame %d " _LD " " _LD "\n",
- __LINE__, input_position, source_position);
-
- if(use_asynchronous)
- file->start_video_decode_thread();
- else
- file->stop_video_thread();
-if(debug) printf("VEdit::read_frame %d\n", __LINE__);
-
- file->set_layer(channel);
-//printf("VEdit::read_frame %d %lld\n", __LINE__, source_position);
- file->set_video_position(source_position, 0);
-
- if(use_cache) file->set_cache_frames(use_cache);
- result = file->read_frame(video_out);
-
-if(debug) printf("VEdit::read_frame %d\n", __LINE__);
- if(use_cache) file->set_cache_frames(0);
-
-if(debug) printf("VEdit::read_frame %d\n", __LINE__);
- cache->check_in(asset);
-if(debug) printf("VEdit::read_frame %d\n", __LINE__);
- }
- else
- result = 1;
-
- return result;
-}
-
-int VEdit::copy_properties_derived(FileXML *xml, int64_t length_in_selection)
-{
- return 0;
-}
-
-int VEdit::dump_derived()
-{
- printf(" VEdit::dump_derived\n");
- printf(" startproject " _LD "\n", startproject);
- printf(" length " _LD "\n", length);
- return 0;
-}
-
-int64_t VEdit::get_source_end(int64_t default_)
-{
- if(!nested_edl && !asset) return default_; // Infinity
-
- if(nested_edl)
- {
- return (int64_t)(nested_edl->tracks->total_playable_length() *
- edl->session->frame_rate + 0.5);
- }
-
- return (int64_t)((double)asset->video_length /
- asset->frame_rate *
- edl->session->frame_rate + 0.5);
-}
projects / goodguy / history.git / blobdiff