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Codec: avc1.4d000c
18.46% Encoder Support
11,646 of 63,104 sessions supported encoding
99.97% Decoder Support
11,832 of 11,836 sessions supported decoding
Codec Specifications
| Codec Family |
AVC (H.264) |
| Profile |
Main |
| Level |
1.2 |
| Maximum Resolution |
SD (384×384 or smaller) |
| Maximum Bitrate |
384 Kbps |
VideoEncoder Support Matrix
Browser × Platform encoder support from 63,104 test sessions. Browser detection based on user agent strings.
| Browser |
Windows |
macOS |
iOS |
Android |
Linux |
 Chrome/Chromium |
0.03%
7 / 27,868
|
0.19%
8 / 4,321
|
— |
0.02%
3 / 12,370
|
0.19%
3 / 1,617
|
 Safari |
— |
99.82%
1,683 / 1,686
|
99.99%
6,911 / 6,912
|
— |
— |
 Edge |
0.0%
0 / 4,978
|
0.0%
0 / 47
|
— |
0.0%
0 / 103
|
0.0%
0 / 12
|
 Firefox |
94.91%
2,050 / 2,160
|
100.0%
276 / 276
|
— |
0.0%
0 / 13
|
98.6%
282 / 286
|
VideoDecoder Support Matrix
Browser × Platform decoder support from 11,836 test sessions. Decoder data collection started Jan 2026.