archive-gh-me/node-opencv
1
0
Fork 0
mirror of https://github.com/peterbraden/node-opencv.git synced 2025-12-08 19:45:55 +00:00
Code Issues Projects Releases Wiki Activity

Merge pull request #595 from eric-radiant/master

Browse Source 
Add support for scale param in mul, update goodFeaturesToTrack a bit
This commit is contained in:
Peter Braden 2017-12-22 09:26:24 +01:00 committed by GitHub
commit 48a4fc35e8
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 15 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
src/Matrix.cc
View File

@ -1683,14 +1683,21 @@ NAN_METHOD(Matrix::GoodFeaturesToTrack) {
int maxCorners = info.Length() >= 1 ? info[0]->IntegerValue() : 500;
double qualityLevel = info.Length() >= 2 ? (double) info[1]->NumberValue() : 0.01;
double minDistance = info.Length() >= 3 ? (double) info[2]->NumberValue() : 10;
int blockSize = info.Length() >= 4 ? info[3]->IntegerValue() : 3;
bool useHarrisDetector = info.Length() >= 5 ? info[4]->BooleanValue() : false;
double k = info.Length() >= 6 ? (double) info[5]->NumberValue() : 0.04;
std::vector<cv::Point2f> corners;
cv::Mat gray;
if (self->mat.channels() == 1) {
gray = self->mat;
} else {
cvtColor(self->mat, gray, CV_BGR2GRAY);
equalizeHist(gray, gray);
}
cv::goodFeaturesToTrack(gray, corners, maxCorners, qualityLevel, minDistance);
cv::goodFeaturesToTrack(gray, corners, maxCorners, qualityLevel, minDistance, cv::noArray(), blockSize, useHarrisDetector, k);
v8::Local<v8::Array> arr = Nan::New<Array>(corners.size());
for (unsigned int i=0; i<corners.size(); i++) {
@ -3112,7 +3119,11 @@ NAN_METHOD(Matrix::Mul) {
Matrix *other = Nan::ObjectWrap::Unwrap<Matrix>(info[0]->ToObject());
cv::Mat res = self->mat.mul(other->mat);
double scale = 1;
if (info.Length() > 1) scale = info[1]->NumberValue();
cv::Mat res = self->mat.mul(other->mat, scale);
Local<Object> out = Nan::NewInstance(Nan::GetFunction(Nan::New(Matrix::constructor)).ToLocalChecked()).ToLocalChecked();
Matrix *m_out = Nan::ObjectWrap::Unwrap<Matrix>(out);
m_out->mat = res;