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slightly more clear memory handling for async tasks

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This commit is contained in:
David Starke 2018-01-05 11:49:36 -08:00
parent f8d7dc2f06
commit 2cd3bd4ff4
2 changed files with 11 additions and 10 deletions
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4
src/BackgroundSubtractor.cc
View File

@ -312,7 +312,7 @@ public:
Matrix *matrix):
Nan::AsyncWorker(callback),
bg(bg),
matrix(matrix) {
matrix(new Matrix::Matrix(matrix)) {
}
@ -398,7 +398,7 @@ NAN_METHOD(BackgroundSubtractorWrap::Apply) {
Nan::Callback *callback = new Nan::Callback(cb.As<Function>());
Matrix *_img = Nan::ObjectWrap::Unwrap<Matrix>(info[0]->ToObject());
Nan::AsyncQueueWorker(new AsyncBackgroundSubtractorWorker( callback, self, new Matrix::Matrix(_img)));
Nan::AsyncQueueWorker(new AsyncBackgroundSubtractorWorker( callback, self, _img));
return;
} else { //synchronous - return the image

17
src/Matrix.cc
View File

@ -809,7 +809,7 @@ public:
AsyncToBufferWorker(Nan::Callback *callback, Matrix *matrix, std::string ext,
std::vector<int> params) :
Nan::AsyncWorker(callback),
matrix(matrix), // dulipcate mat, adding ref, but not copying data
matrix(new Matrix(matrix)), // dulipcate matrix, adding ref, but not copying data
ext(ext),
params(params) {
}
@ -894,7 +894,7 @@ NAN_METHOD(Matrix::ToBufferAsync) {
}
Nan::Callback *callback = new Nan::Callback(cb.As<Function>());
Nan::AsyncQueueWorker(new AsyncToBufferWorker(callback, new Matrix(self), ext, params));
Nan::AsyncQueueWorker(new AsyncToBufferWorker(callback, self, ext, params));
return;
}
@ -1089,7 +1089,7 @@ class AsyncSaveWorker: public Nan::AsyncWorker {
public:
AsyncSaveWorker(Nan::Callback *callback, Matrix *matrix, char* filename) :
Nan::AsyncWorker(callback),
matrix(matrix),
matrix(new Matrix(matrix)),
filename(filename) {
}
@ -1143,7 +1143,7 @@ NAN_METHOD(Matrix::SaveAsync) {
REQ_FUN_ARG(1, cb);
Nan::Callback *callback = new Nan::Callback(cb.As<Function>());
Nan::AsyncQueueWorker(new AsyncSaveWorker(callback, new Matrix(self), *filename));
Nan::AsyncQueueWorker(new AsyncSaveWorker(callback, self, *filename));
return;
}
@ -1942,7 +1942,7 @@ class ResizeASyncWorker: public Nan::AsyncWorker {
public:
ResizeASyncWorker(Nan::Callback *callback, Matrix *image, cv::Size size, double fx, double fy, int interpolation) :
Nan::AsyncWorker(callback),
image(image),
image(new Matrix(image)),
dest(cv::Mat()),
size(size),
fx(fx),
@ -1968,12 +1968,13 @@ public:
void HandleOKCallback() {
Nan::HandleScope scope;
delete image;
image = NULL;
if (success){
try{
Local<Object> im_to_return = Matrix::CreateWrappedFromMat(dest);
delete image;
image = NULL;
dest.release(); //release our refcount before handing it back to the callback
Local<Value> argv[] = {
@ -2079,7 +2080,7 @@ NAN_METHOD(Matrix::Resize) {
if (isAsync){
REQ_FUN_ARG(numargs-1, cb);
Nan::Callback *callback = new Nan::Callback(cb.As<Function>());
Nan::AsyncQueueWorker(new ResizeASyncWorker(callback, new Matrix(self), size, fx, fy, interpolation));
Nan::AsyncQueueWorker(new ResizeASyncWorker(callback, self, size, fx, fy, interpolation));
info.GetReturnValue().Set(Nan::Null());
} else {
try{