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Codec: avc1.4d0c28
84.85% Encoder Support
53,103 of 62,587 sessions supported encoding
99.95% Decoder Support
11,817 of 11,823 sessions supported decoding
Codec Specifications
| Codec Family |
AVC (H.264) |
| Profile |
Main |
| Level |
4 |
| Maximum Resolution |
1080p (1920×1080) |
| Maximum Bitrate |
20 Mbps |
VideoEncoder Support Matrix
Browser × Platform encoder support from 62,587 test sessions. Browser detection based on user agent strings.
| Browser |
Windows |
macOS |
iOS |
Android |
Linux |
 Chrome/Chromium |
99.21%
27,405 / 27,622
|
99.91%
4,406 / 4,410
|
— |
97.56%
11,764 / 12,058
|
97.91%
1,593 / 1,627
|
 Safari |
— |
2.2%
36 / 1,636
|
1.68%
116 / 6,907
|
— |
— |
 Edge |
99.74%
4,992 / 5,005
|
100.0%
43 / 43
|
— |
99.05%
104 / 105
|
— |
 Firefox |
96.14%
2,016 / 2,097
|
100.0%
275 / 275
|
— |
— |
99.37%
314 / 316
|
VideoDecoder Support Matrix
Browser × Platform decoder support from 11,823 test sessions. Decoder data collection started Jan 2026.