releases are sorted from youngest to oldest.
version <next>:
+- v360 filter
+- Intel QSV-accelerated MJPEG decoding
+- 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:
- tpad filter
- AV1 decoding support through libdav1d
- dedot filter
- chromashift and rgbashift filters
- freezedetect filter
- truehd_core bitstream filter
+- dhav demuxer
+- PCM-DVD encoder
+- GIF parser
+- vividas demuxer
+- hymt decoder
+- anlmdn filter
+- maskfun filter
+- hcom demuxer and decoder
+- ARBC decoder
+- libaribb24 based ARIB STD-B24 caption support (profiles A and C)
+- Support decoding of HEVC 4:4:4 content in nvdec and cuviddec
+- removed libndi-newtek
+- agm decoder
+- KUX demuxer
+- AV1 frame split bitstream filter
+- lscr decoder
+- lagfun filter
+- asoftclip filter
+- Support decoding of HEVC 4:4:4 content in vdpau
+- colorhold filter
+- xmedian filter
+- asr filter
+- showspatial multimedia filter
+- VP4 video decoder
+- IFV demuxer
+- derain filter
+- deesser filter
+- mov muxer writes tracks with unspecified language instead of English by default
+- add support for using clang to compile CUDA kernels
version 4.1: