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Optimize TextCodec initialization

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QTextCodec initialization is very slow due to it's broken caching in Qt when
ICU is enabled. Make TetCodec initialize fast anyway as it may be used very
often in IMG maps (every LBL subfile has it's own codec!).
This commit is contained in:
Martin Tůma
2023-12-21 01:31:44 +01:00
parent e05c2e0383
commit 829d85a70a
5 changed files with 48 additions and 53 deletions
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2
src/data/gpiparser.cpp
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@ -128,7 +128,7 @@ qint64 CryptDevice::readData(char *data, qint64 maxSize)
class DataStream : public QDataStream
{
public:
DataStream(QIODevice *d) : QDataStream(d) {}
DataStream(QIODevice *d) : QDataStream(d), _codec(1252) {}
void setCodepage(quint16 codepage) {_codec = TextCodec(codepage);}

2
src/data/twonavparser.cpp
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@ -75,7 +75,7 @@ bool TwoNavParser::parse(QFile *file, QList<TrackData> &tracks,
QVector<Waypoint> &waypoints)
{
Q_UNUSED(polygons);
TextCodec codec;
TextCodec codec(1252);
GCS gcs;
bool ok, route = false, track = false, waypoint = false;