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Codec: avc1.640416
84.26% Encoder Support
53,224 of 63,166 sessions supported encoding
99.9% Decoder Support
11,936 of 11,948 sessions supported decoding
Codec Specifications
| Codec Family |
AVC (H.264) |
| Profile |
High |
| 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 |
99.16%
27,716 / 27,951
|
99.91%
4,268 / 4,272
|
— |
96.45%
11,667 / 12,096
|
97.85%
1,594 / 1,629
|
 Safari |
— |
1.71%
29 / 1,693
|
1.76%
125 / 7,091
|
— |
— |
 Edge |
99.82%
4,961 / 4,970
|
98.04%
50 / 51
|
— |
99.0%
99 / 100
|
— |
 Firefox |
94.86%
2,106 / 2,220
|
100.0%
292 / 292
|
— |
0.0%
0 / 10
|
98.59%
279 / 283
|
VideoDecoder Support Matrix
Browser × Platform decoder support from 11,948 test sessions. Decoder data collection started Jan 2026.