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Codec: avc1.420016
99.62% Encoder Support
62,926 of 63,166 sessions supported encoding
99.96% Decoder Support
12,037 of 12,042 sessions supported decoding
Codec Specifications
| Codec Family |
AVC (H.264) |
| Profile |
Baseline |
| Level |
2.2 |
| Maximum Resolution |
SD/DVD (720×480) |
| Maximum Bitrate |
4 Mbps |
VideoEncoder Support Matrix
Browser × Platform encoder support from 63,166 test sessions. Browser detection based on user agent strings.
| Browser |
Windows |
macOS |
iOS |
Android |
Linux |
 Chrome/Chromium |
99.71%
27,912 / 27,992
|
99.98%
4,376 / 4,377
|
— |
99.75%
12,069 / 12,099
|
99.13%
1,594 / 1,608
|
 Safari |
— |
99.88%
1,657 / 1,659
|
100.0%
6,980 / 6,980
|
— |
— |
 Edge |
100.0%
5,007 / 5,007
|
100.0%
53 / 53
|
— |
100.0%
102 / 102
|
100.0%
15 / 15
|
 Firefox |
95.55%
2,104 / 2,202
|
100.0%
283 / 283
|
— |
— |
99.32%
290 / 292
|
VideoDecoder Support Matrix
Browser × Platform decoder support from 12,042 test sessions. Decoder data collection started Jan 2026.