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Scopes: Space optimizations
[kdenlive] / src / rgbparade.cpp
1 /***************************************************************************
2  *   Copyright (C) 2010 by Simon Andreas Eugster (simon.eu@gmail.com)      *
3  *   This file is part of kdenlive. See www.kdenlive.org.                  *
4  *                                                                         *
5  *   This program is free software; you can redistribute it and/or modify  *
6  *   it under the terms of the GNU General Public License as published by  *
7  *   the Free Software Foundation; either version 2 of the License, or     *
8  *   (at your option) any later version.                                   *
9  ***************************************************************************/
10
11 #include <QRect>
12 #include <QTime>
13 #include "renderer.h"
14 #include "rgbparade.h"
15 #include "rgbparadegenerator.h"
16
17 RGBParade::RGBParade(Monitor *projMonitor, Monitor *clipMonitor, QWidget *parent) :
18         AbstractScopeWidget(projMonitor, clipMonitor, parent)
19 {
20     ui = new Ui::RGBParade_UI();
21     ui->setupUi(this);
22     m_rgbParadeGenerator = new RGBParadeGenerator();
23 }
24
25 RGBParade::~RGBParade()
26 {
27     delete ui;
28     delete m_rgbParadeGenerator;
29 }
30
31 QString RGBParade::widgetName() const { return "RGB Parade"; }
32
33 QRect RGBParade::scopeRect()
34 {
35     QPoint topleft(offset, ui->verticalSpacer->geometry().y() + 2*offset);
36     return QRect(topleft, QPoint(this->size().width() - offset, this->size().height() - offset));
37 }
38
39 QImage RGBParade::renderHUD(uint) { return QImage(); }
40 QImage RGBParade::renderScope(uint accelerationFactor)
41 {
42     QTime start = QTime::currentTime();
43     start.start();
44     QImage parade = m_rgbParadeGenerator->calculateRGBParade(m_scopeRect.size(), m_activeRender->extractFrame(m_activeRender->seekFramePosition()),
45                                                     true, accelerationFactor);
46     emit signalScopeRenderingFinished(start.elapsed(), accelerationFactor);
47     return parade;
48 }
49 QImage RGBParade::renderBackground(uint) { return QImage(); }
50
51 bool RGBParade::isHUDDependingOnInput() const { return false; }
52 bool RGBParade::isScopeDependingOnInput() const { return true; }
53 bool RGBParade::isBackgroundDependingOnInput() const { return false; }