1 /***************************************************************************
2 * Copyright (C) 2010 by Simon Andreas Eugster (simon.eu@gmail.com) *
3 * This file is part of kdenlive. See www.kdenlive.org. *
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 ***************************************************************************/
15 #include <QMouseEvent>
21 #include "colorplaneexport.h"
22 #include "colortools.h"
23 #include "vectorscope.h"
24 #include "colorcorrection/vectorscopegenerator.h"
26 const float P75 = .75;
27 const unsigned char DEFAULT_Y = 255;
29 const QPointF YUV_R(-.147, .615);
30 const QPointF YUV_G(-.289, -.515);
31 const QPointF YUV_B(.437, -.100);
32 const QPointF YUV_Cy(.147, -.615);
33 const QPointF YUV_Mg(.289, .515);
34 const QPointF YUV_Yl(-.437, .100);
36 const QPointF YPbPr_R(-.169, .5);
37 const QPointF YPbPr_G(-.331, -.419);
38 const QPointF YPbPr_B(.5, -.081);
39 const QPointF YPbPr_Cy(.169, -.5);
40 const QPointF YPbPr_Mg(.331, .419);
41 const QPointF YPbPr_Yl(-.5, .081);
44 Vectorscope::Vectorscope(QWidget *parent) :
45 AbstractGfxScopeWidget(true, parent),
48 ui = new Ui::Vectorscope_UI();
51 m_colorTools = new ColorTools();
52 m_colorPlaneExport = new ColorPlaneExport(this);
53 m_vectorscopeGenerator = new VectorscopeGenerator();
55 ui->paintMode->addItem(i18n("Green 2"), QVariant(VectorscopeGenerator::PaintMode_Green2));
56 ui->paintMode->addItem(i18n("Green"), QVariant(VectorscopeGenerator::PaintMode_Green));
57 ui->paintMode->addItem(i18n("Black"), QVariant(VectorscopeGenerator::PaintMode_Black));
58 ui->paintMode->addItem(i18n("Modified YUV (Chroma)"), QVariant(VectorscopeGenerator::PaintMode_Chroma));
59 ui->paintMode->addItem(i18n("YUV"), QVariant(VectorscopeGenerator::PaintMode_YUV));
60 ui->paintMode->addItem(i18n("Original Color"), QVariant(VectorscopeGenerator::PaintMode_Original));
62 ui->backgroundMode->addItem(i18n("None"), QVariant(BG_NONE));
63 ui->backgroundMode->addItem(i18n("YUV"), QVariant(BG_YUV));
64 ui->backgroundMode->addItem(i18n("Modified YUV (Chroma)"), QVariant(BG_CHROMA));
65 ui->backgroundMode->addItem(i18n("YPbPr"), QVariant(BG_YPbPr));
67 ui->sliderGain->setMinimum(0);
68 ui->sliderGain->setMaximum(40);
71 b &= connect(ui->backgroundMode, SIGNAL(currentIndexChanged(int)), this, SLOT(slotBackgroundChanged()));
72 b &= connect(ui->sliderGain, SIGNAL(valueChanged(int)), this, SLOT(slotGainChanged(int)));
73 b &= connect(ui->paintMode, SIGNAL(currentIndexChanged(int)), this, SLOT(forceUpdateScope()));
74 b &= connect(this, SIGNAL(signalMousePositionChanged()), this, SLOT(forceUpdateHUD()));
75 ui->sliderGain->setValue(0);
78 ///// Build context menu /////
80 m_menu->addSeparator()->setText(i18n("Tools"));;
82 m_aExportBackground = new QAction(i18n("Export background"), this);
83 m_menu->addAction(m_aExportBackground);
84 b &= connect(m_aExportBackground, SIGNAL(triggered()), this, SLOT(slotExportBackground()));
86 m_menu->addSeparator()->setText(i18n("Drawing options"));
88 m_a75PBox = new QAction(i18n("75% box"), this);
89 m_a75PBox->setCheckable(true);
90 m_menu->addAction(m_a75PBox);
91 b &= connect(m_a75PBox, SIGNAL(changed()), this, SLOT(forceUpdateBackground()));
93 m_aAxisEnabled = new QAction(i18n("Draw axis"), this);
94 m_aAxisEnabled->setCheckable(true);
95 m_menu->addAction(m_aAxisEnabled);
96 b &= connect(m_aAxisEnabled, SIGNAL(changed()), this, SLOT(forceUpdateBackground()));
98 m_aIQLines = new QAction(i18n("Draw I/Q lines"), this);
99 m_aIQLines->setCheckable(true);
100 m_menu->addAction(m_aIQLines);
101 b &= connect(m_aIQLines, SIGNAL(changed()), this, SLOT(forceUpdateBackground()));
103 m_menu->addSeparator()->setText(i18n("Color Space"));
104 m_aColorSpace_YPbPr = new QAction(i18n("YPbPr"), this);
105 m_aColorSpace_YPbPr->setCheckable(true);
106 m_aColorSpace_YUV = new QAction(i18n("YUV"), this);
107 m_aColorSpace_YUV->setCheckable(true);
108 m_agColorSpace = new QActionGroup(this);
109 m_agColorSpace->addAction(m_aColorSpace_YPbPr);
110 m_agColorSpace->addAction(m_aColorSpace_YUV);
111 m_menu->addAction(m_aColorSpace_YPbPr);
112 m_menu->addAction(m_aColorSpace_YUV);
113 b &= connect(m_aColorSpace_YPbPr, SIGNAL(toggled(bool)), this, SLOT(slotColorSpaceChanged()));
114 b &= connect(m_aColorSpace_YUV, SIGNAL(toggled(bool)), this, SLOT(slotColorSpaceChanged()));
118 // To make the 1.0x text show
119 slotGainChanged(ui->sliderGain->value());
124 Vectorscope::~Vectorscope()
129 delete m_colorPlaneExport;
130 delete m_vectorscopeGenerator;
132 delete m_aColorSpace_YPbPr;
133 delete m_aColorSpace_YUV;
134 delete m_aExportBackground;
135 delete m_aAxisEnabled;
137 delete m_agColorSpace;
141 QString Vectorscope::widgetName() const { return QString("Vectorscope"); }
143 void Vectorscope::readConfig()
145 AbstractGfxScopeWidget::readConfig();
147 KSharedConfigPtr config = KGlobal::config();
148 KConfigGroup scopeConfig(config, configName());
149 m_a75PBox->setChecked(scopeConfig.readEntry("75PBox", false));
150 m_aAxisEnabled->setChecked(scopeConfig.readEntry("axis", false));
151 m_aIQLines->setChecked(scopeConfig.readEntry("iqlines", false));
152 ui->backgroundMode->setCurrentIndex(scopeConfig.readEntry("backgroundmode").toInt());
153 ui->paintMode->setCurrentIndex(scopeConfig.readEntry("paintmode").toInt());
154 ui->sliderGain->setValue(scopeConfig.readEntry("gain", 1));
155 m_aColorSpace_YPbPr->setChecked(scopeConfig.readEntry("colorspace_ypbpr", false));
156 m_aColorSpace_YUV->setChecked(!m_aColorSpace_YPbPr->isChecked());
159 void Vectorscope::writeConfig()
161 KSharedConfigPtr config = KGlobal::config();
162 KConfigGroup scopeConfig(config, configName());
163 scopeConfig.writeEntry("75PBox", m_a75PBox->isChecked());
164 scopeConfig.writeEntry("axis", m_aAxisEnabled->isChecked());
165 scopeConfig.writeEntry("iqlines", m_aIQLines->isChecked());
166 scopeConfig.writeEntry("backgroundmode", ui->backgroundMode->currentIndex());
167 scopeConfig.writeEntry("paintmode", ui->paintMode->currentIndex());
168 scopeConfig.writeEntry("gain", ui->sliderGain->value());
169 scopeConfig.writeEntry("colorspace_ypbpr", m_aColorSpace_YPbPr->isChecked());
173 QRect Vectorscope::scopeRect()
175 // Distance from top/left/right
178 // We want to paint below the controls area. The line is the lowest element.
179 QPoint topleft(offset, ui->verticalSpacer->geometry().y()+offset);
180 QPoint bottomright(ui->horizontalSpacer->geometry().right()-offset, this->size().height()-offset);
182 m_visibleRect = QRect(topleft, bottomright);
184 QRect scopeRect(topleft, bottomright);
186 // Circle Width: min of width and height
187 cw = (scopeRect.height() < scopeRect.width()) ? scopeRect.height() : scopeRect.width();
188 scopeRect.setWidth(cw);
189 scopeRect.setHeight(cw);
192 m_centerPoint = m_vectorscopeGenerator->mapToCircle(scopeRect.size(), QPointF(0,0));
193 pR75 = m_vectorscopeGenerator->mapToCircle(scopeRect.size(), P75*VectorscopeGenerator::scaling*YUV_R);
194 pG75 = m_vectorscopeGenerator->mapToCircle(scopeRect.size(), P75*VectorscopeGenerator::scaling*YUV_G);
195 pB75 = m_vectorscopeGenerator->mapToCircle(scopeRect.size(), P75*VectorscopeGenerator::scaling*YUV_B);
196 pCy75 = m_vectorscopeGenerator->mapToCircle(scopeRect.size(), P75*VectorscopeGenerator::scaling*YUV_Cy);
197 pMg75 = m_vectorscopeGenerator->mapToCircle(scopeRect.size(), P75*VectorscopeGenerator::scaling*YUV_Mg);
198 pYl75 = m_vectorscopeGenerator->mapToCircle(scopeRect.size(), P75*VectorscopeGenerator::scaling*YUV_Yl);
199 qR75 = m_vectorscopeGenerator->mapToCircle(scopeRect.size(), P75*VectorscopeGenerator::scaling*YPbPr_R);
200 qG75 = m_vectorscopeGenerator->mapToCircle(scopeRect.size(), P75*VectorscopeGenerator::scaling*YPbPr_G);
201 qB75 = m_vectorscopeGenerator->mapToCircle(scopeRect.size(), P75*VectorscopeGenerator::scaling*YPbPr_B);
202 qCy75 = m_vectorscopeGenerator->mapToCircle(scopeRect.size(), P75*VectorscopeGenerator::scaling*YPbPr_Cy);
203 qMg75 = m_vectorscopeGenerator->mapToCircle(scopeRect.size(), P75*VectorscopeGenerator::scaling*YPbPr_Mg);
204 qYl75 = m_vectorscopeGenerator->mapToCircle(scopeRect.size(), P75*VectorscopeGenerator::scaling*YPbPr_Yl);
209 bool Vectorscope::isHUDDependingOnInput() const { return false; }
210 bool Vectorscope::isScopeDependingOnInput() const { return true; }
211 bool Vectorscope::isBackgroundDependingOnInput() const { return false; }
213 QImage Vectorscope::renderHUD(uint)
218 if (m_mouseWithinWidget) {
219 // Mouse moved: Draw a circle over the scope
221 hud = QImage(m_visibleRect.size(), QImage::Format_ARGB32);
222 hud.fill(qRgba(0, 0, 0, 0));
224 QPainter davinci(&hud);
225 QPoint widgetCenterPoint = m_scopeRect.topLeft() + m_centerPoint;
227 int dx = -widgetCenterPoint.x()+m_mousePos.x();
228 int dy = widgetCenterPoint.y()-m_mousePos.y();
230 QPoint reference = m_vectorscopeGenerator->mapToCircle(m_scopeRect.size(), QPointF(1,0));
232 float r = sqrt(dx*dx + dy*dy);
233 float percent = (float) 100*r/VectorscopeGenerator::scaling/m_gain/(reference.x() - widgetCenterPoint.x());
235 switch (ui->backgroundMode->itemData(ui->backgroundMode->currentIndex()).toInt()) {
237 davinci.setPen(penLight);
241 davinci.setPen(penLight);
243 davinci.setPen(penDark);
247 davinci.drawEllipse(m_centerPoint, (int)r, (int)r);
248 davinci.setPen(penThin);
249 davinci.drawText(QPoint(m_scopeRect.width()-40, m_scopeRect.height()), i18n("%1 \%", locale.toString(percent, 'f', 0)));
251 float angle = copysign(acos(dx/r)*180/M_PI, dy);
252 davinci.drawText(QPoint(10, m_scopeRect.height()), i18n("%1°", locale.toString(angle, 'f', 1)));
254 // m_circleEnabled = false;
256 hud = QImage(0, 0, QImage::Format_ARGB32);
258 emit signalHUDRenderingFinished(0, 1);
262 QImage Vectorscope::renderGfxScope(uint accelerationFactor, const QImage qimage)
264 QTime start = QTime::currentTime();
268 qDebug() << "Scope size not known yet. Aborting.";
271 VectorscopeGenerator::ColorSpace colorSpace = m_aColorSpace_YPbPr->isChecked() ?
272 VectorscopeGenerator::ColorSpace_YPbPr : VectorscopeGenerator::ColorSpace_YUV;
273 VectorscopeGenerator::PaintMode paintMode = (VectorscopeGenerator::PaintMode) ui->paintMode->itemData(ui->paintMode->currentIndex()).toInt();
274 scope = m_vectorscopeGenerator->calculateVectorscope(m_scopeRect.size(),
276 m_gain, paintMode, colorSpace,
277 m_aAxisEnabled->isChecked(), accelerationFactor);
281 unsigned int mseconds = start.msecsTo(QTime::currentTime());
282 emit signalScopeRenderingFinished(mseconds, accelerationFactor);
286 QImage Vectorscope::renderBackground(uint)
288 QTime start = QTime::currentTime();
291 QImage bg(m_visibleRect.size(), QImage::Format_ARGB32);
292 bg.fill(qRgba(0,0,0,0));
295 QPainter davinci(&bg);
296 davinci.setRenderHint(QPainter::Antialiasing, true);
301 // Draw the color plane (if selected)
303 switch (ui->backgroundMode->itemData(ui->backgroundMode->currentIndex()).toInt()) {
305 colorPlane = m_colorTools->yuvColorWheel(m_scopeRect.size(), (unsigned char) 128, 1/VectorscopeGenerator::scaling, false, true);
306 davinci.drawImage(0, 0, colorPlane);
309 colorPlane = m_colorTools->yuvColorWheel(m_scopeRect.size(), (unsigned char) 255, 1/VectorscopeGenerator::scaling, true, true);
310 davinci.drawImage(0, 0, colorPlane);
313 colorPlane = m_colorTools->yPbPrColorWheel(m_scopeRect.size(), (unsigned char) 128, 1/VectorscopeGenerator::scaling, true);
314 davinci.drawImage(0, 0, colorPlane);
320 // Draw I/Q lines (from the YIQ color space; Skin tones lie on the I line)
321 // Positions are calculated by transforming YIQ:[0 1 0] or YIQ:[0 0 1] to YUV/YPbPr.
322 if (m_aIQLines->isChecked()) {
324 switch (ui->backgroundMode->itemData(ui->backgroundMode->currentIndex()).toInt()) {
326 davinci.setPen(penLightDots);
329 davinci.setPen(penDarkDots);
333 if (m_aColorSpace_YUV->isChecked()) {
334 vinciPoint = m_vectorscopeGenerator->mapToCircle(m_scopeRect.size(), QPointF(-.544,.838));
335 vinciPoint2 = m_vectorscopeGenerator->mapToCircle(m_scopeRect.size(), QPointF(.544,-.838));
337 vinciPoint = m_vectorscopeGenerator->mapToCircle(m_scopeRect.size(), QPointF(-.675,.737));
338 vinciPoint2 = m_vectorscopeGenerator->mapToCircle(m_scopeRect.size(), QPointF(.675,-.737));
341 davinci.drawLine(vinciPoint, vinciPoint2);
342 davinci.setPen(penThick);
343 davinci.drawText(vinciPoint - QPoint(11, 5), "I");
346 switch (ui->backgroundMode->itemData(ui->backgroundMode->currentIndex()).toInt()) {
348 davinci.setPen(penLightDots);
351 davinci.setPen(penDarkDots);
355 if (m_aColorSpace_YUV->isChecked()) {
356 vinciPoint = m_vectorscopeGenerator->mapToCircle(m_scopeRect.size(), QPointF(.838, .544));
357 vinciPoint2 = m_vectorscopeGenerator->mapToCircle(m_scopeRect.size(), QPointF(-.838,-.544));
359 vinciPoint = m_vectorscopeGenerator->mapToCircle(m_scopeRect.size(), QPointF(.908, .443));
360 vinciPoint2 = m_vectorscopeGenerator->mapToCircle(m_scopeRect.size(), QPointF(-.908,-.443));
363 davinci.drawLine(vinciPoint, vinciPoint2);
364 davinci.setPen(penThick);
365 davinci.drawText(vinciPoint - QPoint(-7, 2), "Q");
371 // Draw the vectorscope circle
372 davinci.setPen(penThick);
373 davinci.drawEllipse(0, 0, cw, cw);
375 // Draw RGB/CMY points with 100% chroma
376 if (m_aColorSpace_YUV->isChecked()) {
377 vinciPoint = m_vectorscopeGenerator->mapToCircle(m_scopeRect.size(), VectorscopeGenerator::scaling*YUV_R);
378 davinci.drawEllipse(vinciPoint, 4,4);
379 davinci.drawText(vinciPoint-QPoint(20, -10), "R");
381 vinciPoint = m_vectorscopeGenerator->mapToCircle(m_scopeRect.size(), VectorscopeGenerator::scaling*YUV_G);
382 davinci.drawEllipse(vinciPoint, 4,4);
383 davinci.drawText(vinciPoint-QPoint(20, 0), "G");
385 vinciPoint = m_vectorscopeGenerator->mapToCircle(m_scopeRect.size(), VectorscopeGenerator::scaling*YUV_B);
386 davinci.drawEllipse(vinciPoint, 4,4);
387 davinci.drawText(vinciPoint+QPoint(15, 10), "B");
389 vinciPoint = m_vectorscopeGenerator->mapToCircle(m_scopeRect.size(), VectorscopeGenerator::scaling*YUV_Cy);
390 davinci.drawEllipse(vinciPoint, 4,4);
391 davinci.drawText(vinciPoint+QPoint(15, -5), "Cy");
393 vinciPoint = m_vectorscopeGenerator->mapToCircle(m_scopeRect.size(), VectorscopeGenerator::scaling*YUV_Mg);
394 davinci.drawEllipse(vinciPoint, 4,4);
395 davinci.drawText(vinciPoint+QPoint(15, 10), "Mg");
397 vinciPoint = m_vectorscopeGenerator->mapToCircle(m_scopeRect.size(), VectorscopeGenerator::scaling*YUV_Yl);
398 davinci.drawEllipse(vinciPoint, 4,4);
399 davinci.drawText(vinciPoint-QPoint(25, 0), "Yl");
401 vinciPoint = m_vectorscopeGenerator->mapToCircle(m_scopeRect.size(), VectorscopeGenerator::scaling*YPbPr_R);
402 davinci.drawEllipse(vinciPoint, 4,4);
403 davinci.drawText(vinciPoint-QPoint(20, -10), "R");
405 vinciPoint = m_vectorscopeGenerator->mapToCircle(m_scopeRect.size(), VectorscopeGenerator::scaling*YPbPr_G);
406 davinci.drawEllipse(vinciPoint, 4,4);
407 davinci.drawText(vinciPoint-QPoint(20, 0), "G");
409 vinciPoint = m_vectorscopeGenerator->mapToCircle(m_scopeRect.size(), VectorscopeGenerator::scaling*YPbPr_B);
410 davinci.drawEllipse(vinciPoint, 4,4);
411 davinci.drawText(vinciPoint+QPoint(15, 10), "B");
413 vinciPoint = m_vectorscopeGenerator->mapToCircle(m_scopeRect.size(), VectorscopeGenerator::scaling*YPbPr_Cy);
414 davinci.drawEllipse(vinciPoint, 4,4);
415 davinci.drawText(vinciPoint+QPoint(15, -5), "Cy");
417 vinciPoint = m_vectorscopeGenerator->mapToCircle(m_scopeRect.size(), VectorscopeGenerator::scaling*YPbPr_Mg);
418 davinci.drawEllipse(vinciPoint, 4,4);
419 davinci.drawText(vinciPoint+QPoint(15, 10), "Mg");
421 vinciPoint = m_vectorscopeGenerator->mapToCircle(m_scopeRect.size(), VectorscopeGenerator::scaling*YPbPr_Yl);
422 davinci.drawEllipse(vinciPoint, 4,4);
423 davinci.drawText(vinciPoint-QPoint(25, 0), "Yl");
426 switch (ui->backgroundMode->itemData(ui->backgroundMode->currentIndex()).toInt()) {
428 davinci.setPen(penLight);
431 davinci.setPen(penDark);
436 if (m_aAxisEnabled->isChecked()) {
437 davinci.drawLine(m_vectorscopeGenerator->mapToCircle(m_scopeRect.size(), QPointF(0,-.9)), m_vectorscopeGenerator->mapToCircle(m_scopeRect.size(), QPointF(0,.9)));
438 davinci.drawLine(m_vectorscopeGenerator->mapToCircle(m_scopeRect.size(), QPointF(-.9,0)), m_vectorscopeGenerator->mapToCircle(m_scopeRect.size(), QPointF(.9,0)));
442 switch (ui->backgroundMode->itemData(ui->backgroundMode->currentIndex()).toInt()) {
444 davinci.setPen(penDark);
447 davinci.setPen(penThin);
450 davinci.drawEllipse(m_centerPoint, 5,5);
454 if (m_a75PBox->isChecked()) {
455 if (m_aColorSpace_YUV->isChecked()) {
456 davinci.drawLine(pR75, pYl75);
457 davinci.drawLine(pYl75, pG75);
458 davinci.drawLine(pG75, pCy75);
459 davinci.drawLine(pCy75, pB75);
460 davinci.drawLine(pB75, pMg75);
461 davinci.drawLine(pMg75, pR75);
463 davinci.drawLine(qR75, qYl75);
464 davinci.drawLine(qYl75, qG75);
465 davinci.drawLine(qG75, qCy75);
466 davinci.drawLine(qCy75, qB75);
467 davinci.drawLine(qB75, qMg75);
468 davinci.drawLine(qMg75, qR75);
472 // Draw RGB/CMY points with 75% chroma (for NTSC)
473 davinci.setPen(penThin);
474 if (m_aColorSpace_YUV->isChecked()) {
475 davinci.drawEllipse(pR75, 3,3);
476 davinci.drawEllipse(pG75, 3,3);
477 davinci.drawEllipse(pB75, 3,3);
478 davinci.drawEllipse(pCy75, 3,3);
479 davinci.drawEllipse(pMg75, 3,3);
480 davinci.drawEllipse(pYl75, 3,3);
482 davinci.drawEllipse(qR75, 3,3);
483 davinci.drawEllipse(qG75, 3,3);
484 davinci.drawEllipse(qB75, 3,3);
485 davinci.drawEllipse(qCy75, 3,3);
486 davinci.drawEllipse(qMg75, 3,3);
487 davinci.drawEllipse(qYl75, 3,3);
490 // Draw realtime factor (number of skipped pixels)
491 if (m_aRealtime->isChecked()) {
492 davinci.setPen(penThin);
493 davinci.drawText(QPoint(m_scopeRect.width()-40, m_scopeRect.height()-15), QVariant(m_accelFactorScope).toString().append("x"));
496 emit signalBackgroundRenderingFinished(start.elapsed(), 1);
505 void Vectorscope::slotGainChanged(int newval)
508 m_gain = 1 + (float)newval/10;
509 ui->lblGain->setText(locale.toString(m_gain, 'f', 1) + 'x');
513 void Vectorscope::slotExportBackground()
515 qDebug() << "Exporting background";
516 m_colorPlaneExport->show();
520 void Vectorscope::slotBackgroundChanged()
522 // Background changed, switch to a suitable color mode now
524 switch (ui->backgroundMode->itemData(ui->backgroundMode->currentIndex()).toInt()) {
526 index = ui->paintMode->findData(QVariant(VectorscopeGenerator::PaintMode_Black));
528 ui->paintMode->setCurrentIndex(index);
533 if (ui->paintMode->itemData(ui->paintMode->currentIndex()).toInt() == VectorscopeGenerator::PaintMode_Black) {
534 index = ui->paintMode->findData(QVariant(VectorscopeGenerator::PaintMode_Green2));
535 ui->paintMode->setCurrentIndex(index);
539 forceUpdateBackground();
542 void Vectorscope::slotColorSpaceChanged()
545 if (m_aColorSpace_YPbPr->isChecked()) {
546 if (ui->backgroundMode->itemData(ui->backgroundMode->currentIndex()).toInt() == BG_YUV) {
547 index = ui->backgroundMode->findData(QVariant(BG_YPbPr));
549 ui->backgroundMode->setCurrentIndex(index);
553 if (ui->backgroundMode->itemData(ui->backgroundMode->currentIndex()).toInt() == BG_YPbPr) {
554 index = ui->backgroundMode->findData(QVariant(BG_YUV));
556 ui->backgroundMode->setCurrentIndex(index);