- Intel QSV-accelerated VP9 decoding
- support for TrueHD in mp4
- Supoort AMD AMF encoder on Linux (via Vulkan)
+- IMM5 video decoder
+- ZeroMQ protocol
+- support Sipro ACELP.KELVIN decoding
+- streamhash muxer
+- sierpinski video source
version 4.2: