Logo collection for Open Vision
- https://www.mp4compress.com is a good online tool for compress and make compatible h264 mp4
How to create 720p mvi bootlogo:
- ffmpeg -i bootlogo.jpg -r 25 -b 20000 -s hd720 bootlogo.m1v (type 1 - old)
- mv -f bootlogo.m1v bootlogo.mvi
How to create 1080p mvi bootlogo:
- ffmpeg -i bootlogo.jpg -r 25 -b:v 20000 -c:v mpeg2video -s hd1080 bootlogo.m1v (type 2 - new)
- mv -f bootlogo.m1v bootlogo.mvi
How to create 1080p img logo:
- ffmpeg -i logo.jpg -y -s 1920*1080 -pix_fmt yuvj420p logo.jpg
- python3 jpeg2hisi.py logo.jpg (https://github.com/OpenVisionE2/ov-logo/blob/master/HisiLogoTool/jpeg2hisi.py)
For HiSilicon the jpeg needs to use 4:2:0 chroma subsampling to be managed by the SoC