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Codec: avc1.64000c

15.55% Encoder Support
334,101 of 2,147,981 sessions supported encoding
99.81% Decoder Support
2,093,238 of 2,097,326 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 2,147,981 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.01% 82 / 866,739 0.13% 126 / 100,125 — 0.02% 117 / 650,086 0.37% 163 / 43,913
SafariSafari
 — 99.73% 48,383 / 48,513 99.97% 217,638 / 217,711 — —
EdgeEdge
 0.0% 7 / 143,625 0.07% 1 / 1,474 — 0.0% 0 / 4,261 0.0% 0 / 699
FirefoxFirefox
 95.86% 51,450 / 53,674 99.96% 7,585 / 7,588 — 0.0% 0 / 107 98.1% 5,951 / 6,066

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,097,326 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 844,100 / 844,302 99.81% 96,368 / 96,552 — 99.64% 637,861 / 640,135 98.34% 42,019 / 42,728
SafariSafari
 — 99.84% 47,078 / 47,155 99.98% 212,112 / 212,157 — —
EdgeEdge
 99.99% 139,766 / 139,774 100.0% 1,432 / 1,432 — 100.0% 4,190 / 4,190 99.28% 686 / 691
FirefoxFirefox
 99.98% 51,888 / 51,897 99.96% 7,376 / 7,379 — 1.01% 1 / 99 98.75% 5,745 / 5,818