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Crash on unsupported control commands prevented

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This commit is contained in:
Paulchen-Panther
2019-05-03 22:38:28 +02:00
parent c6de5173ec
commit 849f737db7
2 changed files with 294 additions and 256 deletions
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18
include/grabber/V4L2Grabber.h
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@@ -37,8 +37,12 @@ public:
);
virtual ~V4L2Grabber();
QRectF getSignalDetectionOffset();
bool getSignalDetectionEnabled();
QRectF getSignalDetectionOffset()
{
return QRectF(_x_frac_min, _y_frac_min, _x_frac_max, _y_frac_max);
}
bool getSignalDetectionEnabled() { return _signalDetectionEnabled; }
int grabFrame(Image<ColorRgb> &);
@@ -125,9 +129,15 @@ private:
int xioctl(int request, void *arg);
void throw_exception(const QString &error);
void throw_exception(const QString & error)
{
Error(_log, "Throws error: %s", QSTRING_CSTR(error));
}
void throw_errno_exception(const QString &error);
void throw_errno_exception(const QString & error)
{
Error(_log, "Throws error nr: %s", QSTRING_CSTR(QString(error + " error code " + QString::number(errno) + ", " + strerror(errno))));
}
private:
enum io_method