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Codec: avc1.640034
98.68% Encoder Support
316,631 of 320,875 sessions supported encoding
99.94% Decoder Support
269,802 of 269,963 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 320,875 test sessions. Browser detection based on user agent strings.
| Browser |
Windows |
macOS |
iOS |
Android |
Linux |
 Chrome/Chromium |
99.26%
142,987 / 144,054
|
99.87%
19,815 / 19,841
|
— |
96.26%
61,494 / 63,882
|
97.43%
7,505 / 7,703
|
 Safari |
— |
99.92%
8,553 / 8,560
|
99.98%
31,409 / 31,416
|
— |
— |
 Edge |
99.77%
30,888 / 30,958
|
100.0%
371 / 371
|
— |
97.68%
927 / 949
|
100.0%
51 / 51
|
 Firefox |
96.11%
9,346 / 9,724
|
100.0%
1,290 / 1,290
|
— |
0.0%
0 / 40
|
98.89%
1,249 / 1,263
|
VideoDecoder Support Matrix
Browser × Platform decoder support from 269,963 test sessions. Decoder data collection started Jan 2026.
| Browser |
Windows |
macOS |
iOS |
Android |
Linux |
 Chrome/Chromium |
99.98%
121,760 / 121,783
|
99.91%
16,087 / 16,102
|
— |
99.98%
53,927 / 53,936
|
99.26%
6,450 / 6,498
|
 Safari |
— |
99.9%
7,230 / 7,237
|
99.98%
25,829 / 25,835
|
— |
— |
 Edge |
100.0%
26,890 / 26,891
|
100.0%
322 / 322
|
— |
100.0%
876 / 876
|
100.0%
46 / 46
|
 Firefox |
99.99%
7,921 / 7,922
|
100.0%
1,065 / 1,065
|
— |
0.0%
0 / 29
|
99.23%
1,035 / 1,043
|