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Codec: avc1.4d100c

18.82% Encoder Support
11,849 of 62,945 sessions supported encoding
99.97% Decoder Support
11,929 of 11,933 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 62,945 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.01% 4 / 27,654 0.14% 6 / 4,414 — 0.04% 5 / 12,182 0.43% 7 / 1,626
SafariSafari
 — 99.94% 1,590 / 1,591 99.99% 7,113 / 7,114 — —
EdgeEdge
 0.0% 0 / 4,911 2.04% 1 / 49 — 0.0% 0 / 104 0.0% 0 / 10
FirefoxFirefox
 94.36% 2,076 / 2,200 100.0% 272 / 272 — — 99.0% 298 / 301

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,933 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 100.0% 5,250 / 5,250 99.85% 671 / 672 — 100.0% 2,252 / 2,252 99.5% 397 / 399
SafariSafari
 — 100.0% 242 / 242 100.0% 1,454 / 1,454 — —
EdgeEdge
 100.0% 1,019 / 1,019 — — 100.0% 30 / 30 —
FirefoxFirefox
 100.0% 435 / 435 100.0% 45 / 45 — — 100.0% 48 / 48