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Ensure detection rectangle is always within image frame bounds

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Matt Hill
2015-05-08 07:43:21 -04:00
parent f029713ab8
commit a8499e3d0d
2 changed files with 6 additions and 0 deletions
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3
src/openalpr/detection/detectorcpu.cpp
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@@ -115,6 +115,9 @@ namespace alpr
plates[i].y = (plates[i].y / scale_factor) + offset_y; plates[i].y = (plates[i].y / scale_factor) + offset_y;
plates[i].width = plates[i].width / scale_factor; plates[i].width = plates[i].width / scale_factor;
plates[i].height = plates[i].height / scale_factor; plates[i].height = plates[i].height / scale_factor;
// Ensure that the rectangle isn't < 0 or > maxWidth/Height
plates[i] = expandRect(plates[i], 0, 0, frame.cols, frame.rows);
} }
vector<PlateRegion> orderedRegions = aggregateRegions(plates); vector<PlateRegion> orderedRegions = aggregateRegions(plates);

3
src/openalpr/detection/detectorcuda.cpp
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@@ -125,6 +125,9 @@ namespace alpr
plates[i].y = (plates[i].y / scale_factor) + offset_y; plates[i].y = (plates[i].y / scale_factor) + offset_y;
plates[i].width = plates[i].width / scale_factor; plates[i].width = plates[i].width / scale_factor;
plates[i].height = plates[i].height / scale_factor; plates[i].height = plates[i].height / scale_factor;
// Ensure that the rectangle isn't < 0 or > maxWidth/Height
plates[i] = expandRect(plates[i], 0, 0, frame.cols, frame.rows);
} }
vector<PlateRegion> orderedRegions = aggregateRegions(plates); vector<PlateRegion> orderedRegions = aggregateRegions(plates);