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Allow args for HoughLinesP

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Chia-liang Kao 2014-03-10 20:48:08 +08:00
parent bae5ba1f6f
commit 57ddabd06b
1 changed files with 6 additions and 1 deletions
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7
src/Matrix.cc
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@ -1081,6 +1081,11 @@ Matrix::HoughLinesP(const v8::Arguments& args) {
HandleScope scope; HandleScope scope;
Matrix *self = ObjectWrap::Unwrap<Matrix>(args.This()); Matrix *self = ObjectWrap::Unwrap<Matrix>(args.This());
double rho = args.Length() < 1 ? 1 : args[0]->NumberValue();
double theta = args.Length() < 2 ? CV_PI/180 : args[1]->NumberValue();
int threshold = args.Length() < 3 ? 80 : args[2]->Uint32Value();
double minLineLength = args.Length() < 4 ? 30 : args[3]->NumberValue();
double maxLineGap = args.Length() < 5 ? 10 : args[4]->NumberValue();
std::vector<cv::Vec4i> lines; std::vector<cv::Vec4i> lines;
cv::Mat gray; cv::Mat gray;
@ -1088,7 +1093,7 @@ Matrix::HoughLinesP(const v8::Arguments& args) {
equalizeHist(self->mat, gray); equalizeHist(self->mat, gray);
// cv::Canny(gray, gray, 50, 200, 3); // cv::Canny(gray, gray, 50, 200, 3);
cv::HoughLinesP(gray, lines, 1, CV_PI/180, 80, 30, 10); cv::HoughLinesP(gray, lines, rho, theta, threshold, minLineLength, maxLineGap);
v8::Local<v8::Array> arr = v8::Array::New(lines.size()); v8::Local<v8::Array> arr = v8::Array::New(lines.size());