2023-04-04  Guoping Li <guoping.li@amlogic.com>
	* add fps counter
	* change pad capability seqency, move RGBA to first, avoid 2 copys
	* change fillrect to sw
	* fix union rectangle bug
	* debug multiple thread, for more performance

2023-03-22  Guoping Li <guoping.li@amlogic.com>
	* change overlay plugin to support face detect and yolo v3.
        * use thread to draw rectangle to reander buffer, improve performance

2019-04-30  Jun Zhang <jun.zhang@amlogic.com>

	* bugfix, watermark image width/height not correctly get if
	  the input value <=0

2019-04-22  Jun Zhang <jun.zhang@amlogic.com>

	* improve stability of multiple facenet result

2019-04-19  Jun Zhang <jun.zhang@amlogic.com>

	* bugfix, crash while exit due to the release of unmalloced string

2019-04-17  Jun Zhang <jun.zhang@amlogic.com>

	* refine facenet/nn events dealing procedure

2019-04-04  Jun Zhang <jun.zhang@amlogic.com>

	* add facenet rect and info

2019-03-20  Jun Zhang <jun.zhang@amlogic.com>

	* add nn rect

2019-03-18  Jun Zhang <jun.zhang@amlogic.com>

	* fix dynamic surface bug

2019-02-14  Jun Zhang <jun.zhang@amlogic.com>

	* fix bug of memory mapping flag

2019-01-14  Jun Zhang <jun.zhang@amlogic.com>

	* initial version