* new: thumbnailer for preview of kdenlive/westley files in KDE4 apps

[kdenlive] / thumbnailer / westleypreview.h

diff --git a/thumbnailer/westleypreview.h b/thumbnailer/westleypreview.h
new file mode 100644 (file)
index 0000000..4595d45
--- /dev/null
+++ b/thumbnailer/westleypreview.h
@@ -0,0 +1,62 @@
+/***************************************************************************
+   Copyright (C) 2006-2008
+   by Marco Gulino <marco@kmobiletools.org>
+   adapted for MLT video preview by Jean-Baptiste Mardelle <jb@kdenlive.org>
+
+   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., 51 Franklin Street, Fifth Floor,
+    Boston, MA 02110-1301, USA.
+ ***************************************************************************/
+
+
+#ifndef _westleypreview_H_
+#define _westleypreview_H_
+
+#include <qstring.h>
+#include <q3cstring.h>
+
+#include <qpixmap.h>
+#include <kio/thumbcreator.h>
+
+class QProcess;
+class Q3CString;
+class KTempDir;
+class KRandomSequence;
+#include <qobject.h>
+
+
+
+class WestleyPreview : public QObject, public ThumbCreator
+{
+Q_OBJECT
+    public:
+        WestleyPreview();
+        virtual ~WestleyPreview();
+        virtual bool create(const QString &path, int width, int height, QImage &img);
+    protected:
+        QPixmap getFrame(const QString &path);
+        static uint imageVariance(QImage image );
+
+    private:
+        QPixmap m_pixmap;
+        QProcess *inigoprocess;
+        QStringList customargs;
+        KRandomSequence *rand;
+        QString playerBin;
+        bool startAndWaitProcess(const QStringList &args);
+        enum frameflags { framerandom=0x1, framestart=0x2, frameend=0x4 };
+        struct { int towidth; int toheight; int fps; int seconds; } fileinfo;
+};
+
+#endif