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v4l: make suggestions for all no signal values (#339)

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* on v4l screenshot, print out nosignal threshold values

* separate fractional parameters for no signal detection

* fully implement handling for "rainbow grabber"

* hyperion-v4l2 --screenshot can also evaluate best reagion and color for no signal detection

* tune output of no signal detection

* v4l outputs warninsg only, todo: make it adyustable

* typo

* v4l signal detection, now with validation checks

* remove obsolete schema files

* fix code style

* fix text typos

* code style
This commit is contained in:
redPanther
2016-12-18 00:47:53 +01:00
committed by GitHub
parent 8aa0fbaa1e
commit 23194730c2
9 changed files with 264 additions and 157 deletions
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2
src/hyperion-v4l2/ScreenshotHandler.h
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@@ -21,6 +21,8 @@ public slots:
void receiveImage(const Image<ColorRgb> & image);
private:
bool findNoSignalSettings(const Image<ColorRgb> & image);
const QString _filename;
const QRectF _signalDetectionOffset;
};