dockerfile/openalpr-base
1
0
Fork 0
mirror of https://github.com/kerberos-io/openalpr-base.git synced 2025-10-06 19:52:50 +08:00
Code Issues Packages Projects Releases Wiki Activity

Fixed a bug in Character segmentation. Was previously comparing height to area rather than height to height.

Browse Source
This commit is contained in:
Matt Hill
2014-01-29 14:28:20 -06:00
parent c36b8cc7ae
commit 682552859c
1 changed files with 5 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
src/openalpr/charactersegmenter.cpp
View File

@@ -37,7 +37,7 @@ CharacterSegmenter::CharacterSegmenter(Mat img, bool invertedColors, Config* con
Mat img_gray(img.size(), CV_8U); Mat img_gray(img.size(), CV_8U);
cvtColor( img, img_gray, CV_BGR2GRAY ); cvtColor( img, img_gray, CV_BGR2GRAY );
//normalize(img_gray, img_gray, 0, 255, CV_MINMAX );
medianBlur(img_gray, img_gray, 3); medianBlur(img_gray, img_gray, 3);
if (invertedColors) if (invertedColors)
@@ -288,7 +288,7 @@ vector<Rect> CharacterSegmenter::getHistogramBoxes(Mat histogram, float avgCharW
{ {
if (allBoxes[i].width >= config->segmentationMinBoxWidthPx && allBoxes[i].width <= MAX_SEGMENT_WIDTH && if (allBoxes[i].width >= config->segmentationMinBoxWidthPx && allBoxes[i].width <= MAX_SEGMENT_WIDTH &&
allBoxes[i].area() > MIN_HISTOGRAM_HEIGHT ) allBoxes[i].height > MIN_HISTOGRAM_HEIGHT )
{ {
charBoxes.push_back(allBoxes[i]); charBoxes.push_back(allBoxes[i]);
} }
@@ -364,9 +364,11 @@ vector<Rect> CharacterSegmenter::getBestCharBoxes(Mat img, vector<Rect> charBoxe
validBoxes.push_back(allBoxes[boxidx]); validBoxes.push_back(allBoxes[boxidx]);
} }
} }
if (rowScore > bestRowScore) if (rowScore > bestRowScore)
{ {
bestRowScore = rowScore; bestRowScore = rowScore;