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Codec: avc1.4d000a

18.92% Encoder Support
11,906 of 62,938 sessions supported encoding
99.96% Decoder Support
11,741 of 11,746 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile Main
Level 1
Maximum Resolution SD (384×384 or smaller)
Maximum Bitrate 64 Kbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 62,938 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 / 27,690 0.07% 3 / 4,363 — 0.02% 3 / 12,062 0.3% 5 / 1,640
SafariSafari
 — 99.88% 1,699 / 1,701 99.97% 7,062 / 7,064 — —
EdgeEdge
 0.0% 0 / 4,969 0.0% 0 / 47 — 0.0% 0 / 102 0.0% 0 / 10
FirefoxFirefox
 94.88% 2,092 / 2,205 100.0% 297 / 297 — 0.0% 0 / 15 98.63% 288 / 292

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,746 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 5,161 / 5,162 100.0% 687 / 687 — 100.0% 2,182 / 2,182 99.22% 384 / 387
SafariSafari
 — 100.0% 283 / 283 100.0% 1,393 / 1,393 — —
EdgeEdge
 100.0% 1,016 / 1,016 100.0% 10 / 10 — 100.0% 23 / 23 —
FirefoxFirefox
 100.0% 412 / 412 100.0% 56 / 56 — — 100.0% 57 / 57