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39
40#include "main.h"
41
42#ifdef QT_NO_IMAGEFORMAT_JPEG
43#undef QT_NO_IMAGEFORMAT_JPEG
44#endif
45#include <qjpeghandler_p.h>
46
47QT_BEGIN_NAMESPACE
48
49QImageIOPlugin::Capabilities QJpegPlugin::capabilities(QIODevice *device, const QByteArray &format) const
50{
51 if (format == "jpeg" || format == "jpg")
52 return Capabilities(CanRead | CanWrite);
53 if (!format.isEmpty())
54 return { };
55 if (!device->isOpen())
56 return { };
57
58 Capabilities cap;
59 if (device->isReadable() && QJpegHandler::canRead(device))
60 cap |= CanRead;
61 if (device->isWritable())
62 cap |= CanWrite;
63 return cap;
64}
65
66QImageIOHandler *QJpegPlugin::create(QIODevice *device, const QByteArray &format) const
67{
68 QImageIOHandler *handler = new QJpegHandler;
69 handler->setDevice(device);
70 handler->setFormat(format);
71 return handler;
72}
73
74QT_END_NAMESPACE
75

source code of qtbase/src/plugins/imageformats/jpeg/main.cpp