https://github.com/linux-man/nemo-mediainfo-tab
Since it uses Media Info, it gives info about a lot of formats, like (from their website):
For testing, is available on my PPA (ppa:caldas-lopes/ppa).Container: MPEG-4, QuickTime, Matroska, AVI, MPEG-PS (including unprotected DVD), MPEG-TS (including unprotected Blu-ray), MXF, GXF, LXF, WMV, FLV, Real...
Tags: Id3v1, Id3v2, Vorbis comments, APE tags...
Video: MPEG-1/2 Video, H.263, MPEG-4 Visual (including DivX, XviD), H.264/AVC, H.265/HEVC, FFV1...
Audio: MPEG Audio (including MP3), AC3, DTS, AAC, Dolby E, AES3, FLAC...
Subtitles: CEA-608, CEA-708, DTVCC, SCTE-20, SCTE-128, ATSC/53, CDP, DVB Subtitle, Teletext, SRT, SSA, ASS, SAMI...