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Fixed a crash on multiline plates when no line is found

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Matt Hill
2015-09-25 20:31:43 -04:00
parent 7040310229
commit 022e191fb9
1 changed files with 2 additions and 2 deletions
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4
src/openalpr/textdetection/linefinder.cpp
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@@ -62,7 +62,7 @@ namespace alpr
if (bestLine.size() > 0) if (bestLine.size() > 0)
linesFound.push_back(bestLine); linesFound.push_back(bestLine);
if (pipeline_data->isMultiline) if (pipeline_data->isMultiline && bestCharArea.size() > 0)
{ {
vector<Point> next_best_line = findNextBestLine(Size(contours.width, contours.height), bestCharArea); vector<Point> next_best_line = findNextBestLine(Size(contours.width, contours.height), bestCharArea);
@@ -119,7 +119,7 @@ namespace alpr
// Pull out a crop of the plate around the line we know about, // Pull out a crop of the plate around the line we know about,
// then do a horizontal histogram on all the thresholds. Find the other line based on that histogram // then do a horizontal histogram on all the thresholds. Find the other line based on that histogram
vector<Point> histogramArea = calculateCroppedRegionForHistogram(imageSize, bestLine); vector<Point> histogramArea = calculateCroppedRegionForHistogram(imageSize, bestLine);
Size cropped_quad_size(distanceBetweenPoints(histogramArea[0], histogramArea[1]), distanceBetweenPoints(histogramArea[0], histogramArea[3])); Size cropped_quad_size(distanceBetweenPoints(histogramArea[0], histogramArea[1]), distanceBetweenPoints(histogramArea[0], histogramArea[3]));