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Supporting auto-invert for multiline character analysis (do the invert before finding the second line)

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Matt Hill
2015-09-24 22:25:08 -04:00
parent c93dee590c
commit 6830839592
1 changed files with 16 additions and 8 deletions
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24
src/openalpr/textdetection/characteranalysis.cpp
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@@ -145,6 +145,22 @@ namespace alpr
displayImage(config, "Matching Contours", img_contours); displayImage(config, "Matching Contours", img_contours);
} }
if (config->auto_invert)
pipeline_data->plate_inverted = isPlateInverted();
else
pipeline_data->plate_inverted = config->always_invert;
if (config->debugGeneral)
cout << "Plate inverted: " << pipeline_data->plate_inverted << endl;
// Invert multiline plates and redo the thresholds before finding the second line
if (config->multiline && config->auto_invert && pipeline_data->plate_inverted)
{
bitwise_not(pipeline_data->crop_gray, pipeline_data->crop_gray);
pipeline_data->thresholds = produceThresholds(pipeline_data->crop_gray, pipeline_data->config);
}
LineFinder lf(pipeline_data); LineFinder lf(pipeline_data);
vector<vector<Point> > linePolygons = lf.findLines(pipeline_data->crop_gray, bestContours); vector<vector<Point> > linePolygons = lf.findLines(pipeline_data->crop_gray, bestContours);
@@ -180,14 +196,6 @@ namespace alpr
} }
if (config->auto_invert)
pipeline_data->plate_inverted = isPlateInverted();
else
pipeline_data->plate_inverted = config->always_invert;
if (config->debugGeneral)
cout << "Plate inverted: " << pipeline_data->plate_inverted << endl;
if (pipeline_data->textLines.size() > 0) if (pipeline_data->textLines.size() > 0)
{ {