← Back to Codec Support Table
Codec: avc1.4d1433
84.74% Encoder Support
53,398 of 63,017 sessions supported encoding
99.94% Decoder Support
11,874 of 11,881 sessions supported decoding
Codec Specifications
| Codec Family |
AVC (H.264) |
| Profile |
Main |
| Level |
5.1 |
| Maximum Resolution |
8K (8192×4352) |
| Maximum Bitrate |
240 Mbps |
VideoEncoder Support Matrix
Browser × Platform encoder support from 63,017 test sessions. Browser detection based on user agent strings.
| Browser |
Windows |
macOS |
iOS |
Android |
Linux |
 Chrome/Chromium |
99.19%
27,404 / 27,627
|
99.91%
4,378 / 4,382
|
— |
97.21%
12,082 / 12,429
|
97.87%
1,471 / 1,503
|
 Safari |
— |
2.09%
35 / 1,673
|
1.46%
101 / 6,909
|
— |
— |
 Edge |
99.88%
5,067 / 5,073
|
98.25%
56 / 57
|
— |
98.02%
99 / 101
|
100.0%
10 / 10
|
 Firefox |
95.45%
2,097 / 2,197
|
100.0%
258 / 258
|
— |
— |
99.01%
300 / 303
|
VideoDecoder Support Matrix
Browser × Platform decoder support from 11,881 test sessions. Decoder data collection started Jan 2026.