MMFMWK-8088 Enalbe grecorder in imx8mm

1. update video source and sink to autovideo source/sink
2. Added VP8 encoding format
3. change audio recoder to mp1 layer2 to use opensource encoder
4. Remove videodetect with compiling macro
5. update grecorder command option

Signed-off-by: Jian Li <jian.li@nxp.com>
3 files changed