Add multi-points input, foreground/background points input and box input to EfficientSAM model (#291)
Zhang-Yang-Sustech
2a88bde
* a
* add efficientsam model and basic demo
* update license
* remove example images
* update readme
* update readme
* update demo
* update demo
* update readme
* update SAM and __init__
* update demo and sam
* update label
* add present gif
* update readme
* add efficientSAM gif to readme of opencvzoo
* cv version 4.10.0， remove camera branch
* 1. add multipoints infering(max: 6)
2. add box prompt(drag), add background point(long press)
3. model fix to 1024*1024
4. label padding -1
5. update demo
* replace the model by new model support mutil-points input, update demo
* update readme
* update readme
* change window size to (800*600), pictures be put in can not exceed it
* add int8 model
* update demo
* update README
* check OpenCV version
* update model name in demo
* update model name in demo
* Add a key to exit ('q' and 'Q'); When clicks reach maximum, no box shows; comment useless print, delete useless whitespace
* update demo with some ASCII
