Video resolution reference form

Resolution (width × height)	Frame rate (FPS)	Code rate (Kbps)	Chrome	Firefox	Safari	Notes
80 × 45	10	64	✔
80 × 48	10	64	✔
80 × 60	10	64	✔
176 × 144	10	128	✔
200 × 150	10	256	✔
120 × 120	15	128	✔
160 × 120	15	128	✔			Mainstream
180 × 180	15	256	✔
240 × 180	15	256	✔
320 × 180	15	256	✔			Mainstream
240 × 240	15	256	✔
320 × 240	10	256	✔
320 × 240	15	256	✔			Mainstream
424 × 240	15	384	✔
360 × 360	15	384	✔
360 × 360	30	512	✔
480 × 360	15	384	✔
480 × 360	30	512	✔
640 × 360	15	384	✔			Mainstream
640 × 360	24	512	✔
640 × 360	30	512	✔
480 × 480	15	384	✔	✔	✔
480 × 480	30	512	✔	✔	✔
640 × 480	10	384	✔	✔	✔
640 × 480	15	384	✔	✔	✔	Mainstream
640 × 480	30	512	✔	✔	✔
848 × 480	15	1282	✔	✔	✔
848 × 480	30	1536	✔	✔	✔
960 × 720	15	1282	✔	✔	✔
960 × 720	30	1536	✔	✔	✔
1280 × 720	15	1282	✔	✔	✔	Mainstream
1280 × 720	30	1536	✔	✔	✔
1920 × 1080	15	1536	✔		✔
1920 × 1080	30	2048	✔		✔	Mainstream

Calculation rules about the code rate