Hyunjun Ko

Jeju Island (South Korea)

Happy igalian since April 2016. Husband of a beautiful woman. Daddy of a cute son.

Latest Updates

Hyunjun Ko 05/04/2018

Improvements for GStreamer Intel-MSDK plugins

Last November I had a chance to dive into Intel Media SDK plugins in gst-plugins-bad. It was very good chance for me to learn how gstreamer elements are handling special memory with its own infrastructures like GstBufferPool and GstMemory. In this post...

Hyunjun Ko 05/04/2018

Support GstContext for VA-API elements

Since I started working on gstreamer-vaapi, one of what’s disappointing me is that vaapisink is not so popular even though it should be the best choice on vaapi installed machine. There are some reasonable causes and one of the reasons is probably it...

Hyunjun Ko 05/04/2018

100 commits in GStreamer

It’s been 3 years since I’ve started working on GStreamer, meanwhile I contributed over 100 commits fortunately! Let’s look at my commits in each project in GStreamer. gstreamer: 7 commits gst-plugins-base: 5 commits gst-plugins-good: 13...

Hyunjun Ko 05/04/2018

Libva-rust(libva binding to rust) in development stage

Since Rust language appeared in the world, I felt strongly this is the language I should learn. This is because: Rust guarantees to prevent from common bugs in C/C++ such as memory corruption and race condition, which are very painful to fix whenever...

Hyunjun Ko 22/08/2017

Support GstContext for VA-API elements

Since I started working on gstreamer-vaapi, one of what’s disappointing me is that vaapisink is not so popular even though it should be the best choice on vaapi installed machine. There are some reasonable causes and one of the reasons is probably it...

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Commits

msdkdec: use dmabuf if possible

https://bugzilla.gnome.org/show_bug.cgi?id=793707

Hyunjun Ko30/03/2018

msdk: dmabuf support

This patch includes: 1\ Implements MsdkDmaBufAllocator and allocation of msdk dmabuf memroy. 2\ Each msdk dmabuf memory include its own msdk surface kept by GQuark. 3\ Adds new option...

Hyunjun Ko30/03/2018

msdk: adds new function to get dmabuf information from surface.

https://bugzilla.gnome.org/show_bug.cgi?id=793707

Hyunjun Ko30/03/2018

msdk: allocator: get dmabuf handle during allocation if required

https://bugzilla.gnome.org/show_bug.cgi?id=793707

Hyunjun Ko30/03/2018

msdk: generalize the parameter of msdk video memory functions

There needs to be generalized for the parameter from GstVideoMsdkVideoMemory to GstMemory. Thus we can call these functions if using DMABuf memory. https://bugzilla.gnome.org/show_bug.cgi?id=793707

Hyunjun Ko30/03/2018