- when transcoding with avconv (i.e. not streamcopying), -ss is now accurate
even when used as an input option. Previous behavior can be restored with
the -noaccurate_seek option.
+- avconv -t option can now be used for inputs, to limit the duration of
+ data read from an input file
+- Voxware MetaSound decoder
+- WebP decoder
+- Error Resilient AAC syntax (ER AAC LC) decoding
+- Low Delay AAC (ER AAC LD) decoding
+- mux chapters in ASF files
+- Opus in Ogg demuxing
+- Enhanced Low Delay AAC (ER AAC ELD) decoding (no LD SBR support)
+- F4V muxer
+- HNM version 4 demuxer and video decoder
+- HEVC decoder
+- raw HEVC, HEVC in MOV/MP4, HEVC in Matroska, HEVC in MPEG-TS demuxing
+- remove avplay -vismv option, which has not worked for a long time
+- Live HDS muxer
+- setsar/setdar filters now support variables in ratio expressions
+- dar variable in the scale filter now returns the actual DAR (i.e. a * sar)
+- VP9 decoder
+- support for decoding through VDPAU in avconv (the -hwaccel option)
+- remove mp3_header_(de)compress bitstream filters
version 9:
- LPCM support in MPEG-TS (HDMV RID as found on Blu-ray disks)
- WMA Pro decoder
- Core Audio Format demuxer
-- Atrac1 decoder
+- ATRAC1 decoder
- MD STUDIO audio demuxer
- RF64 support in WAV demuxer
- MPEG-4 Audio Lossless Coding (ALS) decoder
- Interplay C93 demuxer and video decoder
- Bethsoft VID demuxer and video decoder
- CRYO APC demuxer
-- Atrac3 decoder
+- ATRAC3 decoder
- V.Flash PTX decoder
- RoQ muxer, RoQ audio encoder
- Renderware TXD demuxer and decoder