- PCE support for extended channel layouts in the AAC encoder
- native aptX encoder and decoder
- Raw aptX muxer and demuxer
-- NVIDIA NVDEC-accelerated H.264 and HEVC hwaccel decoding
+- NVIDIA NVDEC-accelerated H.264, HEVC, MPEG-1/2/4, VC1, VP8/9 hwaccel decoding
- Intel QSV-accelerated overlay filter
+- mcompand audio filter
+- acontrast audio filter
+- OpenCL overlay filter
+- video mix filter
+- video normalize filter
+- audio lv2 wrapper filter
+- VAAPI VP8 decoding
+- AMD AMF H.264 and HEVC encoders
version 3.4: