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Dive pictures: Recognize video files

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When generating thumbnails, test for video files. If it is, use
a dummy-thumbnail. Write only the type (video), but no image to
the thumbnail cache, for forward-compatibility.

Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
This commit is contained in:
Berthold Stoeger 2018-05-15 20:47:35 +02:00 • committed by Dirk Hohndel
parent 9a844a075c
commit b28dba6087
5 changed files with 83 additions and 47 deletions
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11
core/imagedownloader.h
View file

@ -2,6 +2,7 @@
#ifndef IMAGEDOWNLOADER_H
#define IMAGEDOWNLOADER_H
#include "metadata.h"
#include <QImage>
#include <QFuture>
#include <QNetworkReply>
@ -48,14 +49,24 @@ public slots:
signals:
void thumbnailChanged(QString filename, QImage thumbnail);
private:
struct Thumbnail {
QImage img;
mediatype_t type;
};
Thumbnailer();
static void addThumbnailToCache(const Thumbnail &thumbnail, const QString &picture_filename);
void recalculate(QString filename);
void processItem(QString filename, bool tryDownload);
Thumbnail getThumbnailFromCache(const QString &picture_filename);
Thumbnail fetchImage(const QString &filename, const QString &originalFilename, bool tryDownload);
Thumbnail getHashedImage(const QString &filename, bool tryDownload);
mutable QMutex lock;
QThreadPool pool;
QImage failImage; // Shown when image-fetching fails
QImage dummyImage; // Shown before thumbnail is fetched
QImage videoImage; // Place holder for videos
QMap<QString,QFuture<void>> workingOn;
};