| chrome | firefox | ie | edge | Safari | Opera | Android | |
| Worker | 4 | 3.5 | 10 | 12 | 4 | 11.5 | 4.4 |
| Uint8Array | 7 | 4 | 10 | 12 | 5.1 | 12.1 | 4 |
| Blob | 8(20) | 6(13) | 10 | 12 | 6 | 12.1 | 3 |
| Canvas | 4 | 2 | 9 | 12 | 3.1 | 10 | 2.1 |
| FileReader | 6 | 3.6 | 10(Polyfill) | 12 | 6 | 11.5 | 3 |
| getUserMedia | 21 | 17 | - | 12 | 11 | 12.1 | - |
| input file multiple | 5 | 3.6 | 10 | 12 | 4 | 11.5 | - |
| File | 38 | 28 | - | - | 10 | - | 4.4.4 |
| createObjectURL | 8 | 4 | 10 | 12 | 6 | - | 4 |
| FormData | 5 | 4 | 10 | 12 | 5 | 12 | 3 |
比较大的一个关键问题是Blob转File的兼容性，File需要比较高版本
