1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
|
/*
SPDX-FileCopyrightText: 2009 Jean-Baptiste Mardelle <jb@kdenlive.org>
SPDX-License-Identifier: GPL-3.0-only OR LicenseRef-KDE-Accepted-GPL
*/
#include "sampleplugin.h"
#include "ui_countdown_ui.h"
#include <KMessageBox>
#include <QDebug>
#include <QDialog>
#include <QProcess>
QStringList SamplePlugin::generators(const QStringList &producers) const
{
QStringList result;
if (producers.contains(QLatin1String("pango"))) {
result << i18n("Countdown");
}
if (producers.contains(QLatin1String("noise"))) {
result << i18n("Noise");
}
return result;
}
QUrl SamplePlugin::generatedClip(const QString &renderer, const QString &generator, const QUrl &projectFolder, const QStringList & /*lumaNames*/,
const QStringList & /*lumaFiles*/, const double fps, const int /*width*/, const int height)
{
QString prePath;
if (generator == i18n("Noise")) {
prePath = projectFolder.path() + QLatin1String("/noise");
} else {
prePath = projectFolder.path() + QLatin1String("/counter");
}
int ct = 0;
QString counter = QString::number(ct).rightJustified(5, QLatin1Char('0'), false);
while (QFile::exists(prePath + counter + QLatin1String(".mlt"))) {
ct++;
counter = QString::number(ct).rightJustified(5, QLatin1Char('0'), false);
}
QPointer<QDialog> d = new QDialog;
Ui::CountDown_UI view;
view.setupUi(d);
if (generator == i18n("Noise")) {
d->setWindowTitle(i18nc("@title:window", "Create Noise Clip"));
view.font_label->setHidden(true);
view.font->setHidden(true);
} else {
d->setWindowTitle(i18nc("@title:window", "Create Countdown Clip"));
view.font->setValue(height);
}
// Set single file mode. Default seems to be File::ExistingOnly.
view.path->setMode(KFile::File);
QString clipFile = prePath + counter + QLatin1String(".mlt");
view.path->setUrl(QUrl(clipFile));
QUrl result;
if (d->exec() == QDialog::Accepted) {
QProcess generatorProcess;
// Disable VDPAU so that rendering will work even if there is a Kdenlive instance using VDPAU
QProcessEnvironment env = QProcessEnvironment::systemEnvironment();
env.insert(QLatin1String("MLT_NO_VDPAU"), QLatin1String("1"));
generatorProcess.setProcessEnvironment(env);
QStringList args;
if (generator == i18n("Noise")) {
args << QLatin1String("noise:") << QLatin1String("in=0") << QLatin1String("out=") + QString::number((int)fps * view.duration->value());
} else {
// Countdown producer
for (int i = 0; i < view.duration->value(); ++i) {
// Create the producers
args << QLatin1String("pango:") << QLatin1String("in=0") << QLatin1String("out=") + QString::number((int)fps * view.duration->value());
args << QLatin1String("text=") + QString::number(view.duration->value() - i);
args << QLatin1String("font=") + QString::number(view.font->value()) + QLatin1String("px");
}
}
args << QLatin1String("-consumer") << QString::fromLatin1("xml:%1").arg(view.path->url().path());
generatorProcess.start(renderer, args);
if (generatorProcess.waitForFinished()) {
if (generatorProcess.exitStatus() == QProcess::CrashExit) {
QString error = QString::fromLocal8Bit(generatorProcess.readAllStandardError());
KMessageBox::error(QApplication::activeWindow(), i18n("Failed to generate clip:\n%1", error), i18n("Generator Failed"));
} else {
result = view.path->url();
}
} else {
QString error = QString::fromLocal8Bit(generatorProcess.readAllStandardError());
KMessageBox::error(QApplication::activeWindow(), i18n("Failed to generate clip:\n%1", error), i18n("Generator Failed"));
}
}
delete d;
return result;
}
Q_EXPORT_PLUGIN2(kdenlive_sampleplugin, SamplePlugin)
|
