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Skip same frames

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This commit is contained in:
Miodrag Milanovic 2020-01-11 15:48:43 +01:00
parent 3f439c1ef2
commit 0bf8fa23d9
3 changed files with 24 additions and 13 deletions
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14
gui/basewindow.cc
View File

@ -25,6 +25,7 @@
#include <QIcon> #include <QIcon>
#include <QImageWriter> #include <QImageWriter>
#include <QInputDialog> #include <QInputDialog>
#include <QMessageBox>
#include <QSplitter> #include <QSplitter>
#include <fstream> #include <fstream>
#include "designwidget.h" #include "designwidget.h"
@ -400,11 +401,14 @@ void BaseMainWindow::saveMovie()
QFileDialog::ShowDirsOnly | QFileDialog::DontResolveSymlinks); QFileDialog::ShowDirsOnly | QFileDialog::DontResolveSymlinks);
if (!dir.isEmpty()) { if (!dir.isEmpty()) {
bool ok; bool ok;
int frames = QInputDialog::getInt(this, "Skip frames", tr("Frames to skip (1 frame = 50ms):"), 5, 0, 1000, int frames =
1, &ok); QInputDialog::getInt(this, "Recording", tr("Frames to skip (1 frame = 50ms):"), 5, 0, 1000, 1, &ok);
if (ok) if (ok) {
fpgaView->movieStart(dir, frames); QMessageBox::StandardButton reply =
else QMessageBox::question(this, "Recording", "Skip identical frames ?",
QMessageBox::Yes | QMessageBox::No, QMessageBox::Yes);
fpgaView->movieStart(dir, frames, (reply == QMessageBox::Yes));
} else
actionMovie->setChecked(false); actionMovie->setChecked(false);
} else } else
actionMovie->setChecked(false); actionMovie->setChecked(false);

19
gui/fpgaviewwidget.cc
View File

@ -329,14 +329,17 @@ void FPGAViewWidget::paintGL()
if (movieCounter == currentFrameSkip) { if (movieCounter == currentFrameSkip) {
QMutexLocker lock(&rendererArgsLock_); QMutexLocker lock(&rendererArgsLock_);
movieCounter = 0; movieCounter = 0;
currentMovieFrame++;
QImage image = grabFramebuffer(); QImage image = grabFramebuffer();
QString number = QString("movie_%1.png").arg(currentMovieFrame, 5, 10, QChar('0')); if (!movieSkipSame || movieLastImage != image) {
currentMovieFrame++;
QFileInfo fileName = QFileInfo(QDir(movieDir), number); QString number = QString("movie_%1.png").arg(currentMovieFrame, 5, 10, QChar('0'));
QImageWriter imageWriter(fileName.absoluteFilePath(), "png");
imageWriter.write(image); QFileInfo fileName = QFileInfo(QDir(movieDir), number);
QImageWriter imageWriter(fileName.absoluteFilePath(), "png");
imageWriter.write(image);
movieLastImage = image;
}
} else { } else {
movieCounter++; movieCounter++;
} }
@ -599,9 +602,11 @@ void FPGAViewWidget::renderLines(void)
} }
} }
void FPGAViewWidget::movieStart(QString dir, long frameSkip) void FPGAViewWidget::movieStart(QString dir, long frameSkip, bool skipSame)
{ {
QMutexLocker locker(&rendererArgsLock_); QMutexLocker locker(&rendererArgsLock_);
movieLastImage = QImage();
movieSkipSame = skipSame;
movieDir = dir; movieDir = dir;
currentMovieFrame = 0; currentMovieFrame = 0;
movieCounter = 0; movieCounter = 0;

4
gui/fpgaviewwidget.h
View File

@ -120,7 +120,7 @@ class FPGAViewWidget : public QOpenGLWidget, protected QOpenGLFunctions
void zoomSelected(); void zoomSelected();
void zoomOutbound(); void zoomOutbound();
void enableDisableDecals(bool bels, bool wires, bool pips, bool groups); void enableDisableDecals(bool bels, bool wires, bool pips, bool groups);
void movieStart(QString dir, long frameSkip); void movieStart(QString dir, long frameSkip, bool skipSame);
void movieStop(); void movieStop();
Q_SIGNALS: Q_SIGNALS:
void clickedBel(BelId bel, bool add); void clickedBel(BelId bel, bool add);
@ -133,6 +133,8 @@ class FPGAViewWidget : public QOpenGLWidget, protected QOpenGLFunctions
long currentFrameSkip; long currentFrameSkip;
long movieCounter; long movieCounter;
bool movieSaving; bool movieSaving;
bool movieSkipSame;
QImage movieLastImage;
const float zoomNear_ = 0.05f; // do not zoom closer than this const float zoomNear_ = 0.05f; // do not zoom closer than this
float zoomFar_ = 10.0f; // do not zoom further than this float zoomFar_ = 10.0f; // do not zoom further than this
const float zoomLvl1_ = 1.0f; const float zoomLvl1_ = 1.0f;