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Adding getters and setters in VideoCaptureWrap #559

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Adding getters and setters in VideoCaptureWrap #559

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f800a09
Adding GetPosition, GetPositionMS, GetFPS, GetFourCC and renaming Get…
fakob Sep 10, 2017
215cf90
changing comment
fakob Sep 12, 2017
892e29f
Added GetFrameAt back in
fakob Oct 15, 2017
4fdedbf
added comment and getframe at in .h file
fakob Oct 15, 2017
aa51e08
Merge branch 'master' into adding-getters
fakob Oct 15, 2017
6855c81
removed duplicate method - getFPS
fakob Oct 30, 2017
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Adding GetPosition, GetPositionMS, GetFPS, GetFourCC and renaming Get… 
…FrameAt to SetPositionMS
  • Loading branch information
@fakob
fakob committed Sep 10, 2017
commit f800a09297e200e481a7bc51eb1b61ba19531566
44 changes: 42 additions & 2 deletions src/VideoCaptureWrap.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -32,8 +32,12 @@ void VideoCaptureWrap::Init(Local<Object> target) {
Nan::SetPrototypeMethod(ctor, "setHeight", SetHeight);
Nan::SetPrototypeMethod(ctor, "getWidth", GetWidth);
Nan::SetPrototypeMethod(ctor, "getHeight", GetHeight);
Nan::SetPrototypeMethod(ctor, "getPosition", GetPosition);
Nan::SetPrototypeMethod(ctor, "getPositionMS", GetPositionMS);
Nan::SetPrototypeMethod(ctor, "setPosition", SetPosition);
Nan::SetPrototypeMethod(ctor, "getFrameAt", GetFrameAt);
Nan::SetPrototypeMethod(ctor, "setPositionMS", SetPositionMS);
Nan::SetPrototypeMethod(ctor, "getFPS", GetFPS);
Nan::SetPrototypeMethod(ctor, "getFourCC", GetFourCC);
Nan::SetPrototypeMethod(ctor, "getFrameCount", GetFrameCount);
Nan::SetPrototypeMethod(ctor, "release", Release);
Nan::SetPrototypeMethod(ctor, "ReadSync", ReadSync);
Expand All @@ -43,6 +47,42 @@ void VideoCaptureWrap::Init(Local<Object> target) {
target->Set(Nan::New("VideoCapture").ToLocalChecked(), ctor->GetFunction());
}

NAN_METHOD(VideoCaptureWrap::GetPosition) {
Nan::HandleScope scope;
VideoCaptureWrap *v = Nan::ObjectWrap::Unwrap<VideoCaptureWrap>(info.This());

int cnt = int(v->cap.get(CV_CAP_PROP_POS_FRAMES));

info.GetReturnValue().Set(Nan::New<Number>(cnt));
}

NAN_METHOD(VideoCaptureWrap::GetPositionMS) {
Nan::HandleScope scope;
VideoCaptureWrap *v = Nan::ObjectWrap::Unwrap<VideoCaptureWrap>(info.This());

int cnt = int(v->cap.get(CV_CAP_PROP_POS_MSEC));

info.GetReturnValue().Set(Nan::New<Number>(cnt));
}

NAN_METHOD(VideoCaptureWrap::GetFPS) {
Nan::HandleScope scope;
VideoCaptureWrap *v = Nan::ObjectWrap::Unwrap<VideoCaptureWrap>(info.This());

int cnt = int(v->cap.get(CV_CAP_PROP_FPS));

info.GetReturnValue().Set(Nan::New<Number>(cnt));
}

NAN_METHOD(VideoCaptureWrap::GetFourCC) {
Nan::HandleScope scope;
VideoCaptureWrap *v = Nan::ObjectWrap::Unwrap<VideoCaptureWrap>(info.This());

int cnt = int(v->cap.get(CV_CAP_PROP_FOURCC));

info.GetReturnValue().Set(Nan::New<Number>(cnt));
}

NAN_METHOD(VideoCaptureWrap::New) {
Nan::HandleScope scope;

Expand Down Expand Up @@ -151,7 +191,7 @@ NAN_METHOD(VideoCaptureWrap::SetPosition) {
return;
}

NAN_METHOD(VideoCaptureWrap::GetFrameAt) {
NAN_METHOD(VideoCaptureWrap::SetPositionMS) {
Nan::HandleScope scope;
VideoCaptureWrap *v = Nan::ObjectWrap::Unwrap<VideoCaptureWrap>(info.This());

Expand Down
18 changes: 16 additions & 2 deletions src/VideoCaptureWrap.h
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Expand Up @@ -27,9 +27,23 @@ class VideoCaptureWrap: public Nan::ObjectWrap {

// to set frame position
static NAN_METHOD(SetPosition);
static NAN_METHOD(GetFrameCount);

static NAN_METHOD(GetFrameAt);
// to set frame position in milliseconds
static NAN_METHOD(SetPositionMS);

// to get frame position
static NAN_METHOD(GetPosition);

// to get frame position in milliseconds
static NAN_METHOD(GetPositionMS);

// to get frame rate
static NAN_METHOD(GetFPS);

// to get 4-character code of codec
static NAN_METHOD(GetFourCC);

static NAN_METHOD(GetFrameCount);

// release the stream
static NAN_METHOD(Release);
Expand Down