idein / actfw-core Goto Github PK

We need more tests for quick and stable improvement.
We can make a virtual video device with some tools like akvcam

dataclass are used in the source code. As a result, in the python3.6 environment, we got the above error unless install dataclasses package separately.

Getting the URL of gatekeeper is common operation. We could provide it.

The header file says:

https://github.com/philips/libv4l/blob/master/include/libv4lconvert.h#L63-L75

The function v4lconvert_try_format is not for check whether we can convert pictures from src_fmt to dest_fmt:
The function is to get src_fmt which we finally get dest_fmt.

Some producer classes update Frames after passing it to successors. It was necessary because of a property of a firmware but also has some problems.

• Methods of Frame does not use locks. (I guess it comes from performance reason.)
• It is not easy to extend actfw-core. #15 (comment)

We can remedy this by using an alternative class (and replace Queue(1) in connect()) that has Queue-like interface, consumes O(1) memory and get() of it returns "last pushed" one.