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Codec: avc1.64100c

4.46% Encoder Support
2,818 of 63,219 sessions supported encoding
99.96% Decoder Support
11,872 of 11,877 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 1.2
Maximum Resolution SD (384×384 or smaller)
Maximum Bitrate 384 Kbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 63,219 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.02% 5 / 27,797 0.11% 5 / 4,364 — 0.02% 2 / 12,200 0.06% 1 / 1,609
SafariSafari
 — 2.27% 37 / 1,633 1.39% 99 / 7,106 — —
EdgeEdge
 0.0% 0 / 5,064 0.0% 0 / 53 — 0.0% 0 / 115 0.0% 0 / 10
FirefoxFirefox
 95.49% 2,076 / 2,174 100.0% 270 / 270 — — 98.41% 309 / 314

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,877 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 100.0% 5,198 / 5,198 99.86% 697 / 698 — 100.0% 2,289 / 2,289 99.22% 384 / 387
SafariSafari
 — 100.0% 260 / 260 100.0% 1,426 / 1,426 — —
EdgeEdge
 100.0% 1,000 / 1,000 — — 100.0% 28 / 28 —
FirefoxFirefox
 100.0% 384 / 384 100.0% 51 / 51 — — 100.0% 64 / 64