From ca36b462ce6b87243489effabd9cf65b6fe3bba5 Mon Sep 17 00:00:00 2001
From: Matthias Klan <matthias.klan@gmail.com>
Date: Tue, 8 Dec 2015 14:54:35 +0100
Subject: [PATCH] Implement getFrameAt

getFrameAt takes the position of the video in milliseconds
---
 src/VideoCaptureWrap.cc | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/src/VideoCaptureWrap.cc b/src/VideoCaptureWrap.cc
index 8bfc453..e0d06c2 100755
--- a/src/VideoCaptureWrap.cc
+++ b/src/VideoCaptureWrap.cc
@@ -32,6 +32,7 @@ void VideoCaptureWrap::Init(Local<Object> target) {
   Nan::SetPrototypeMethod(ctor, "setWidth", SetWidth);
   Nan::SetPrototypeMethod(ctor, "setHeight", SetHeight);
   Nan::SetPrototypeMethod(ctor, "setPosition", SetPosition);
+  Nan::SetPrototypeMethod(ctor, "getFrameAt", GetFrameAt);
   Nan::SetPrototypeMethod(ctor, "close", Close);
   Nan::SetPrototypeMethod(ctor, "ReadSync", ReadSync);
   Nan::SetPrototypeMethod(ctor, "grab", Grab);
@@ -121,6 +122,20 @@ NAN_METHOD(VideoCaptureWrap::SetPosition) {
   return;
 }
 
+NAN_METHOD(VideoCaptureWrap::GetFrameAt) {
+  Nan::HandleScope scope;
+  VideoCaptureWrap *v = Nan::ObjectWrap::Unwrap<VideoCaptureWrap>(info.This());
+
+  if(info.Length() != 1)
+  return;
+
+  int pos = info[0]->IntegerValue();
+
+  v->cap.set(CV_CAP_PROP_POS_MSEC, pos);
+
+  return;
+}
+
 NAN_METHOD(VideoCaptureWrap::Close) {
   Nan::HandleScope scope;
   VideoCaptureWrap *v = Nan::ObjectWrap::Unwrap<VideoCaptureWrap>(info.This());