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kimgio: save and restore position from HDRHandler::canRead()

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Signed-off-by: Ivailo Monev <xakepa10@gmail.com>
This commit is contained in:
Ivailo Monev 2021-07-25 18:23:13 +03:00
parent 98ac510ec9
commit 3a29212314
1 changed files with 7 additions and 3 deletions
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10
kimgio/hdr.cpp
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@ -245,6 +245,8 @@ bool HDRHandler::canRead(QIODevice *device)
return false; return false;
} }
qint64 oldPos = device->pos();
int len; int len;
char line[MAXLINE]; char line[MAXLINE];
bool validHeader = false; bool validHeader = false;
@ -265,7 +267,9 @@ bool HDRHandler::canRead(QIODevice *device)
} }
linecount++; linecount++;
} while (linecount < 10); } while (linecount < 10);
device->seek(oldPos);
if (!validHeader || !validFormat) { if (!validHeader || !validFormat) {
kDebug(399) << "Unknown HDR format."; kDebug(399) << "Unknown HDR format.";
return false; return false;
@ -276,12 +280,12 @@ bool HDRHandler::canRead(QIODevice *device)
QStringList HDRPlugin::keys() const QStringList HDRPlugin::keys() const
{ {
return QStringList() << "hdr" << "HDR"; return QStringList() << "hdr";
} }
QImageIOPlugin::Capabilities HDRPlugin::capabilities(QIODevice *device, const QByteArray &format) const QImageIOPlugin::Capabilities HDRPlugin::capabilities(QIODevice *device, const QByteArray &format) const
{ {
if (format == "hdr" || format == "HDR") if (format == "hdr")
return Capabilities(CanRead); return Capabilities(CanRead);
if (!format.isEmpty()) if (!format.isEmpty())
return 0; return 0;