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Codec: avc1.641029
84.46% Encoder Support
53,520 of 63,368 sessions supported encoding
99.95% Decoder Support
11,955 of 11,961 sessions supported decoding
Codec Specifications
| Codec Family |
AVC (H.264) |
| Profile |
High |
| Level |
4.1 |
| Maximum Resolution |
1080p (1920×1080) |
| Maximum Bitrate |
50 Mbps |
VideoEncoder Support Matrix
Browser × Platform encoder support from 63,368 test sessions. Browser detection based on user agent strings.
| Browser |
Windows |
macOS |
iOS |
Android |
Linux |
 Chrome/Chromium |
99.24%
27,541 / 27,751
|
99.91%
4,400 / 4,404
|
— |
96.29%
11,900 / 12,358
|
97.63%
1,610 / 1,649
|
 Safari |
— |
2.02%
33 / 1,636
|
1.45%
102 / 7,051
|
— |
— |
 Edge |
99.8%
5,029 / 5,039
|
100.0%
47 / 47
|
— |
99.01%
100 / 101
|
— |
 Firefox |
95.46%
2,143 / 2,245
|
100.0%
264 / 264
|
— |
0.0%
0 / 12
|
99.68%
308 / 309
|
VideoDecoder Support Matrix
Browser × Platform decoder support from 11,961 test sessions. Decoder data collection started Jan 2026.