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Merge pull request #330 from vargad/master

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Added Sobel operator
This commit is contained in:
Peter Braden 2016-02-03 16:45:51 +01:00
commit 703bbfefa1
3 changed files with 39 additions and 0 deletions
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7
src/Constants.cc
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@ -62,6 +62,13 @@ void Constants::Init(Local<Object> target) {
CONST_DOUBLE(CV_PI);
CONST(CV_FILLED);
CONST_ENUM(BORDER_DEFAULT);
CONST_ENUM(BORDER_REPLICATE);
CONST_ENUM(BORDER_REFLECT);
CONST_ENUM(BORDER_REFLECT_101);
CONST_ENUM(BORDER_WRAP);
CONST_ENUM(BORDER_CONSTANT);
CONST_ENUM(INTER_NEAREST);
CONST_ENUM(INTER_LINEAR);
CONST_ENUM(INTER_AREA);

31
src/Matrix.cc
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@ -59,6 +59,7 @@ void Matrix::Init(Local<Object> target) {
Nan::SetPrototypeMethod(ctor, "gaussianBlur", GaussianBlur);
Nan::SetPrototypeMethod(ctor, "medianBlur", MedianBlur);
Nan::SetPrototypeMethod(ctor, "bilateralFilter", BilateralFilter);
Nan::SetPrototypeMethod(ctor, "sobel", Sobel);
Nan::SetPrototypeMethod(ctor, "copy", Copy);
Nan::SetPrototypeMethod(ctor, "flip", Flip);
Nan::SetPrototypeMethod(ctor, "roi", ROI);
@ -1155,6 +1156,36 @@ NAN_METHOD(Matrix::BilateralFilter) {
info.GetReturnValue().Set(Nan::Null());
}
NAN_METHOD(Matrix::Sobel) {
Nan::HandleScope scope;
if (info.Length() < 3)
Nan::ThrowError("Need more arguments: sobel(ddepth, xorder, yorder, ksize=3, scale=1.0, delta=0.0, borderType=CV_BORDER_DEFAULT)");
int ddepth = info[0]->IntegerValue();
int xorder = info[1]->IntegerValue();
int yorder = info[2]->IntegerValue();
int ksize = 3;
if (info.Length() > 3) ksize = info[3]->IntegerValue();
double scale = 1;
if (info.Length() > 4) scale = info[4]->NumberValue();
double delta = 0;
if (info.Length() > 5) delta = info[5]->NumberValue();
int borderType = cv::BORDER_DEFAULT;
if (info.Length() > 6) borderType = info[6]->IntegerValue();
Matrix *self = Nan::ObjectWrap::Unwrap<Matrix>(info.This());
Local<Object> result_to_return =
Nan::New(Matrix::constructor)->GetFunction()->NewInstance();
Matrix *result = Nan::ObjectWrap::Unwrap<Matrix>(result_to_return);
cv::Sobel(self->mat, result->mat, ddepth, xorder, yorder, ksize, scale, delta, borderType);
info.GetReturnValue().Set(result_to_return);
}
NAN_METHOD(Matrix::Copy) {
Nan::HandleScope scope;

1
src/Matrix.h
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@ -62,6 +62,7 @@ public:
JSFUNC(GaussianBlur)
JSFUNC(MedianBlur)
JSFUNC(BilateralFilter)
JSFUNC(Sobel)
JSFUNC(Copy)
JSFUNC(Flip)
JSFUNC(ROI)