- replaygain data export
- VP7 video decoder
- Alias PIX image encoder and decoder
-- Improvments to the BRender PIX image decoder
-- Improvments to the XBM decoder
+- Improvements to the BRender PIX image decoder
+- Improvements to the XBM decoder
- QTKit input device
-- improvments to OpenEXR image decoder
+- improvements to OpenEXR image decoder
- support decoding 16-bit RLE SGI images
- GDI screen grabbing for Windows
- alternative rendition support for HTTP Live Streaming
- libx264 reference frames count limiting depending on level
- native Opus decoder
- display matrix export and rotation api
+- WebVTT encoder
+- showcqt multimedia filter
+- zoompan filter
+- signalstats filter
version 2.2: