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Codec: avc1.64000d

15.56% Encoder Support
334,216 of 2,148,457 sessions supported encoding
99.8% Decoder Support
2,093,416 of 2,097,524 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 2,148,457 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.01% 71 / 867,075 0.11% 115 / 100,593 — 0.02% 123 / 649,587 0.36% 160 / 43,903
SafariSafari
 — 99.74% 47,693 / 47,816 99.97% 218,489 / 218,555 — —
EdgeEdge
 0.0% 4 / 143,765 0.0% 0 / 1,444 — 0.0% 0 / 4,193 0.3% 2 / 663
FirefoxFirefox
 95.87% 51,749 / 53,977 99.92% 7,362 / 7,368 — 0.0% 0 / 101 98.11% 5,775 / 5,886

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,097,524 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 844,398 / 844,582 99.81% 96,710 / 96,895 — 99.64% 637,472 / 639,745 98.38% 41,986 / 42,679
SafariSafari
 — 99.84% 46,342 / 46,418 99.98% 212,969 / 213,016 — —
EdgeEdge
 99.99% 139,793 / 139,802 100.0% 1,401 / 1,401 — 100.0% 4,118 / 4,118 98.78% 648 / 656
FirefoxFirefox
 99.96% 52,159 / 52,181 99.96% 7,153 / 7,156 — 2.17% 2 / 92 98.44% 5,555 / 5,643