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Codec: avc1.640c34
98.65% Encoder Support
62,188 of 63,039 sessions supported encoding
99.98% Decoder Support
11,750 of 11,752 sessions supported decoding
Codec Specifications
| Codec Family |
AVC (H.264) |
| Profile |
High |
| Level |
5.2 |
| Maximum Resolution |
8K (8192×4352) |
| Maximum Bitrate |
240 Mbps |
VideoEncoder Support Matrix
Browser × Platform encoder support from 63,039 test sessions. Browser detection based on user agent strings.
| Browser |
Windows |
macOS |
iOS |
Android |
Linux |
 Chrome/Chromium |
99.13%
27,433 / 27,673
|
99.95%
4,347 / 4,349
|
— |
96.27%
11,781 / 12,238
|
97.73%
1,595 / 1,632
|
 Safari |
— |
100.0%
1,628 / 1,628
|
100.0%
7,262 / 7,262
|
— |
— |
 Edge |
99.82%
4,913 / 4,922
|
100.0%
60 / 60
|
— |
99.05%
104 / 105
|
100.0%
10 / 10
|
 Firefox |
95.8%
2,029 / 2,118
|
100.0%
272 / 272
|
— |
— |
99.3%
284 / 286
|
VideoDecoder Support Matrix
Browser × Platform decoder support from 11,752 test sessions. Decoder data collection started Jan 2026.