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Codec: avc1.640c0d
16.29% Encoder Support
52,212 of 320,476 sessions supported encoding
99.94% Decoder Support
269,296 of 269,455 sessions supported decoding
Codec Specifications
| Codec Family |
AVC (H.264) |
| Profile |
High |
| Level |
1.3 |
| Maximum Resolution |
SD (384×384 or smaller) |
| Maximum Bitrate |
768 Kbps |
VideoEncoder Support Matrix
Browser × Platform encoder support from 320,476 test sessions. Browser detection based on user agent strings.
| Browser |
Windows |
macOS |
iOS |
Android |
Linux |
 Chrome/Chromium |
0.01%
16 / 144,489
|
0.15%
29 / 19,583
|
— |
0.01%
7 / 63,812
|
0.38%
29 / 7,637
|
 Safari |
— |
99.85%
8,560 / 8,573
|
99.96%
31,235 / 31,249
|
— |
— |
 Edge |
0.0%
0 / 30,861
|
0.0%
0 / 353
|
— |
0.0%
0 / 953
|
0.0%
0 / 66
|
 Firefox |
95.73%
9,075 / 9,480
|
100.0%
1,333 / 1,333
|
— |
0.0%
0 / 34
|
98.36%
1,260 / 1,281
|
VideoDecoder Support Matrix
Browser × Platform decoder support from 269,455 test sessions. Decoder data collection started Jan 2026.
| Browser |
Windows |
macOS |
iOS |
Android |
Linux |
 Chrome/Chromium |
99.98%
121,738 / 121,766
|
99.86%
15,928 / 15,951
|
— |
99.99%
53,960 / 53,968
|
99.18%
6,442 / 6,495
|
 Safari |
— |
99.93%
7,226 / 7,231
|
100.0%
25,642 / 25,643
|
— |
— |
 Edge |
100.0%
26,896 / 26,896
|
100.0%
311 / 311
|
— |
100.0%
887 / 887
|
96.61%
57 / 59
|
 Firefox |
100.0%
7,723 / 7,723
|
100.0%
1,076 / 1,076
|
— |
0.0%
0 / 25
|
99.62%
1,042 / 1,046
|