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add bindings for cornerCount (size in OpenCV) in contours + fix bool instead of double in approxPolyDP

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This commit is contained in:
Jean-Tiare LE BIGOT 2013-01-20 15:07:20 +01:00
parent d2e8b1969f
commit abf5e9948c
2 changed files with 15 additions and 1 deletions
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15
src/Contours.cc
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@ -24,6 +24,7 @@ Contour::Init(Handle<Object> target) {
NODE_SET_PROTOTYPE_METHOD(constructor, "size", Size);
NODE_SET_PROTOTYPE_METHOD(constructor, "cornerCount", CornerCount);
NODE_SET_PROTOTYPE_METHOD(constructor, "area", Area);
NODE_SET_PROTOTYPE_METHOD(constructor, "arcLength", ArcLength);
NODE_SET_PROTOTYPE_METHOD(constructor, "approxPolyDP", ApproxPolyDP);
@ -51,6 +52,9 @@ Contour::Contour(): ObjectWrap() {
}
// FIXME: this sould better be called "Length" as ``Contours`` is an Array like structure
// also, this would allow to use ``Size`` for the function returning the number of corners
// in the contour for better consistency with OpenCV.
Handle<Value>
Contour::Size(const Arguments &args) {
HandleScope scope;
@ -60,6 +64,15 @@ Contour::Size(const Arguments &args) {
return scope.Close(Number::New(self->contours.size()));
}
Handle<Value>
Contour::CornerCount(const Arguments &args) {
HandleScope scope;
Contour *self = ObjectWrap::Unwrap<Contour>(args.This());
int pos = args[0]->NumberValue();
return scope.Close(Number::New(self->contours[pos].size()));
}
Handle<Value>
Contour::Area(const Arguments &args) {
@ -91,7 +104,7 @@ Contour::ApproxPolyDP(const Arguments &args) {
Contour *self = ObjectWrap::Unwrap<Contour>(args.This());
int pos = args[0]->NumberValue();
bool epsilon = args[1]->NumberValue();
double epsilon = args[1]->NumberValue();
bool isClosed = args[2]->BooleanValue();
cv::Mat approxed;

1
src/Contours.h
View File

@ -15,6 +15,7 @@ class Contour: public node::ObjectWrap {
//JSFUNC(Size)
static Handle<Value> Size(const v8::Arguments&);
static Handle<Value> CornerCount(const v8::Arguments&);
static Handle<Value> Area(const v8::Arguments&);
static Handle<Value> ArcLength(const v8::Arguments&);
static Handle<Value> ApproxPolyDP(const v8::Arguments&);