+++ /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 "asset.h"
-#include "autoconf.h"
-#include "cache.h"
-#include "clip.h"
-#include "datatype.h"
-#include "edit.h"
-#include "edits.h"
-#include "edl.h"
-#include "edlsession.h"
-#include "filexml.h"
-#include "floatauto.h"
-#include "floatautos.h"
-#include "format.inc"
-#include "language.h"
-#include "localsession.h"
-#include "patch.h"
-#include "mainsession.h"
-#include "theme.h"
-#include "trackcanvas.h"
-#include "tracks.h"
-#include "transportque.inc"
-#include "units.h"
-#include "vautomation.h"
-#include "vedit.h"
-#include "vedits.h"
-#include "vframe.h"
-#include "vmodule.h"
-#include "vpluginset.h"
-#include "vtrack.h"
-
-VTrack::VTrack(EDL *edl, Tracks *tracks)
- : Track(edl, tracks)
-{
- data_type = TRACK_VIDEO;
- draw = 1;
-}
-
-VTrack::~VTrack()
-{
-}
-
-void VTrack::create_objects()
-{
- Track::create_objects();
- automation = new VAutomation(edl, this);
- automation->create_objects();
- edits = new VEdits(edl, this);
-}
-
-// Used by PlaybackEngine
-void VTrack::synchronize_params(Track *track)
-{
- Track::synchronize_params(track);
- //VTrack *vtrack = (VTrack*)track;
-}
-
-// Used by EDL::operator=
-int VTrack::copy_settings(Track *track)
-{
- Track::copy_settings(track);
- //VTrack *vtrack = (VTrack*)track;
- return 0;
-}
-
-int VTrack::vertical_span(Theme *theme)
-{
- int track_h = Track::vertical_span(theme);
- int patch_h = 0;
- if(expand_view)
- {
- patch_h += theme->title_h + theme->play_h + theme->fade_h + theme->mode_h;
- }
- return MAX(track_h, patch_h);
-}
-
-
-PluginSet* VTrack::new_plugins()
-{
- return new VPluginSet(edl, this);
-}
-
-int VTrack::load_defaults(BC_Hash *defaults)
-{
- Track::load_defaults(defaults);
- return 0;
-}
-
-void VTrack::set_default_title()
-{
- Track *current = ListItem<Track>::owner->first;
- int i;
- for(i = 0; current; current = NEXT)
- {
- if(current->data_type == TRACK_VIDEO) i++;
- }
- sprintf(title, _("Video %d"), i);
-}
-
-int64_t VTrack::to_units(double position, int round)
-{
- if(round)
- {
- return Units::round(position * edl->session->frame_rate);
- }
- else
- {
-// Kludge for rounding errors, just on a smaller scale than formal rounding
- position *= edl->session->frame_rate;
- return Units::to_int64(position);
- }
-}
-
-double VTrack::to_doubleunits(double position)
-{
- return position * edl->session->frame_rate;
-}
-
-
-double VTrack::from_units(int64_t position)
-{
- return (double)position / edl->session->frame_rate;
-}
-
-
-
-
-int VTrack::identical(int64_t sample1, int64_t sample2)
-{
-// Units of frames
- if(labs(sample1 - sample2) <= 1) return 1; else return 0;
-}
-
-int VTrack::save_header(FileXML *file)
-{
- file->tag.set_property("TYPE", "VIDEO");
- return 0;
-}
-
-int VTrack::save_derived(FileXML *file)
-{
- return 0;
-}
-
-int VTrack::load_header(FileXML *file, uint32_t load_flags)
-{
- return 0;
-}
-
-int VTrack::load_derived(FileXML *file, uint32_t load_flags)
-{
- return 0;
-}
-
-
-int VTrack::direct_copy_possible(int64_t start, int direction, int use_nudge)
-{
- if(use_nudge) start += nudge;
-
-// Track size must equal output size
- if(track_w != edl->session->output_w || track_h != edl->session->output_h)
- return 0;
-
- if(has_speed()) return 0;
-
-// No automation must be present in the track
- if(!automation->direct_copy_possible(start, direction))
- return 0;
-
-// No plugin must be present
- if(plugin_used(start, direction))
- return 0;
-
-// No transition
- if(get_current_transition(start, direction, 0, 0))
- return 0;
-
- return 1;
-}
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-int VTrack::create_derived_objs(int flash)
-{
- edits = new VEdits(edl, this);
- return 0;
-}
-
-
-// int VTrack::get_dimensions(double &view_start,
-// double &view_units,
-// double &zoom_units)
-// {
-// view_start = edl->local_session->view_start * edl->session->frame_rate;
-// view_units = 0;
-// zoom_units = edl->local_session->zoom_sample / edl->session->sample_rate * edl->session->frame_rate;
-// return 0;
-// }
-
-int VTrack::copy_derived(int64_t start, int64_t end, FileXML *xml)
-{
-// automation is copied in the Track::copy
- return 0;
-}
-
-int VTrack::copy_automation_derived(AutoConf *auto_conf, int64_t start, int64_t end, FileXML *file)
-{
- return 0;
-}
-
-int VTrack::paste_derived(int64_t start, int64_t end, int64_t total_length, FileXML *xml, int ¤t_channel)
-{
- return 0;
-}
-
-int VTrack::paste_output(int64_t startproject, int64_t endproject, int64_t startsource, int64_t endsource, int layer, Asset *asset)
-{
- return 0;
-}
-
-int VTrack::clear_derived(int64_t start, int64_t end)
-{
- return 0;
-}
-
-int VTrack::paste_automation_derived(int64_t start, int64_t end, int64_t total_length, FileXML *xml, int shift_autos, int ¤t_pan)
-{
- return 0;
-}
-
-int VTrack::clear_automation_derived(AutoConf *auto_conf, int64_t start, int64_t end, int shift_autos)
-{
- return 0;
-}
-
-int VTrack::draw_autos_derived(float view_start, float zoom_units, AutoConf *auto_conf)
-{
- return 0;
-}
-
-
-int VTrack::select_auto_derived(float zoom_units, float view_start, AutoConf *auto_conf, int cursor_x, int cursor_y)
-{
- return 0;
-}
-
-
-int VTrack::move_auto_derived(float zoom_units, float view_start, AutoConf *auto_conf, int cursor_x, int cursor_y, int shift_down)
-{
- return 0;
-}
-
-int VTrack::draw_floating_autos_derived(float view_start, float zoom_units, AutoConf *auto_conf, int flash)
-{
- return 0;
-}
-
-int VTrack::is_playable(int64_t position, int direction)
-{
- int result = 0;
- float in_x, in_y, in_w, in_h;
- float out_x, out_y, out_w, out_h;
-
- calculate_output_transfer(position,
- direction,
- in_x, in_y, in_w, in_h,
- out_x, out_y, out_w, out_h);
-
-//printf("VTrack::is_playable %0.0f %0.0f %0.0f %0.0f %0.0f %0.0f %0.0f %0.0f\n",
-//in_x, in_y, in_w, in_h, out_x, out_y, out_w, out_h);
- if(out_w > 0 && out_h > 0)
- result = 1;
- return result;
-}
-
-void VTrack::calculate_input_transfer(int asset_w, int asset_h,
- int64_t position, int direction,
- float &in_x, float &in_y, float &in_w, float &in_h,
- float &out_x, float &out_y, float &out_w, float &out_h)
-{
- float auto_x, auto_y, auto_z;
- float camera_z = 1.;
- float camera_x = asset_w / 2.;
- float camera_y = asset_h / 2.;
-// camera and output coords
- float x[6], y[6];
-
-//printf("VTrack::calculate_input_transfer " _LD "\n", position);
-
-// get camera center in asset
- automation->get_camera(&auto_x, &auto_y, &auto_z,
- position, direction);
-
- camera_z *= auto_z;
- camera_x += auto_x;
- camera_y += auto_y;
-
-// get camera coords on asset
- x[0] = camera_x - (float)track_w / 2 / camera_z;
- y[0] = camera_y - (float)track_h / 2 / camera_z;
- x[1] = x[0] + (float)track_w / camera_z;
- y[1] = y[0] + (float)track_h / camera_z;
-
-// get asset coords on camera
- x[2] = 0;
- y[2] = 0;
- x[3] = track_w;
- y[3] = track_h;
-
-// crop asset coords on camera
- if(x[0] < 0)
- {
- x[2] -= x[0] * camera_z;
- x[0] = 0;
- }
- if(y[0] < 0)
- {
- y[2] -= y[0] * camera_z;
- y[0] = 0;
- }
- if(x[1] > asset_w)
- {
- x[3] -= (x[1] - asset_w) * camera_z;
- x[1] = asset_w;
- }
- if(y[1] > asset_h)
- {
- y[3] -= (y[1] - asset_h) * camera_z;
- y[1] = asset_h;
- }
-
-// get output bounding box
- out_x = x[2];
- out_y = y[2];
- out_w = x[3] - x[2];
- out_h = y[3] - y[2];
-
- in_x = x[0];
- in_y = y[0];
- in_w = x[1] - x[0];
- in_h = y[1] - y[0];
-// printf("VTrack::calculate_input_transfer %f %f %f %f -> %f %f %f %f\n",
-// in_x, in_y, in_w, in_h,
-// out_x, out_y, out_w, out_h);
-}
-
-void VTrack::calculate_output_transfer(int64_t position, int direction,
- float &in_x, float &in_y, float &in_w, float &in_h,
- float &out_x, float &out_y, float &out_w, float &out_h)
-{
- float center_x, center_y, center_z;
- float x[4], y[4];
-
- x[0] = 0;
- y[0] = 0;
- x[1] = track_w;
- y[1] = track_h;
-
- automation->get_projector(¢er_x,
- ¢er_y,
- ¢er_z,
- position,
- direction);
-
- center_x += edl->session->output_w / 2;
- center_y += edl->session->output_h / 2;
-
- x[2] = center_x - (track_w / 2) * center_z;
- y[2] = center_y - (track_h / 2) * center_z;
- x[3] = x[2] + track_w * center_z;
- y[3] = y[2] + track_h * center_z;
-
-// Clip to boundaries of output
- if(x[2] < 0)
- {
- x[0] -= (x[2] - 0) / center_z;
- x[2] = 0;
- }
- if(y[2] < 0)
- {
- y[0] -= (y[2] - 0) / center_z;
- y[2] = 0;
- }
- if(x[3] > edl->session->output_w)
- {
- x[1] -= (x[3] - edl->session->output_w) / center_z;
- x[3] = edl->session->output_w;
- }
- if(y[3] > edl->session->output_h)
- {
- y[1] -= (y[3] - edl->session->output_h) / center_z;
- y[3] = edl->session->output_h;
- }
-
- in_x = x[0];
- in_y = y[0];
- in_w = x[1] - x[0];
- in_h = y[1] - y[0];
- out_x = x[2];
- out_y = y[2];
- out_w = x[3] - x[2];
- out_h = y[3] - y[2];
-// printf("VTrack::calculate_output_transfer %f %f %f %f -> %f %f %f %f\n",
-// in_x, in_y, in_w, in_h,
-// out_x, out_y, out_w, out_h);
-}
-
-
-
-int VTrack::get_projection(float &in_x1, float &in_y1, float &in_x2, float &in_y2,
- float &out_x1, float &out_y1, float &out_x2, float &out_y2,
- int frame_w, int frame_h, int64_t real_position, int direction)
-{
- float center_x, center_y, center_z;
- float x[4], y[4];
-
- automation->get_projector(¢er_x,
- ¢er_y,
- ¢er_z,
- real_position,
- direction);
-
- x[0] = y[0] = 0;
- x[1] = frame_w;
- y[1] = frame_h;
-
- center_x += edl->session->output_w / 2;
- center_y += edl->session->output_h / 2;
-
- x[2] = center_x - (frame_w / 2) * center_z;
- y[2] = center_y - (frame_h / 2) * center_z;
- x[3] = x[2] + frame_w * center_z;
- y[3] = y[2] + frame_h * center_z;
-
- if(x[2] < 0)
- {
- x[0] -= x[2] / center_z;
- x[2] = 0;
- }
- if(y[2] < 0)
- {
- y[0] -= y[2] / center_z;
- y[2] = 0;
- }
- if(x[3] > edl->session->output_w)
- {
- x[1] -= (x[3] - edl->session->output_w) / center_z;
- x[3] = edl->session->output_w;
- }
- if(y[3] > edl->session->output_h)
- {
- y[1] -= (y[3] - edl->session->output_h) / center_z;
- y[3] = edl->session->output_h;
- }
-
- in_x1 = x[0]; in_y1 = y[0]; in_x2 = x[1]; in_y2 = y[1];
- out_x1 = x[2]; out_y1 = y[2]; out_x2 = x[3]; out_y2 = y[3];
- return 0;
-}
-
-
-void VTrack::translate(float offset_x, float offset_y, int do_camera)
-{
- int subscript;
- if(do_camera)
- subscript = AUTOMATION_CAMERA_X;
- else
- subscript = AUTOMATION_PROJECTOR_X;
-
-// Translate default keyframe
- ((FloatAuto*)automation->autos[subscript]->default_auto)->value += offset_x;
- ((FloatAuto*)automation->autos[subscript + 1]->default_auto)->value += offset_y;
-
-// Translate everyone else
- for(Auto *current = automation->autos[subscript]->first;
- current;
- current = NEXT)
- {
- ((FloatAuto*)current)->value += offset_x;
- }
-
- for(Auto *current = automation->autos[subscript + 1]->first;
- current;
- current = NEXT)
- {
- ((FloatAuto*)current)->value += offset_y;
- }
-}
-