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Codec: avc1.64101e

84.25% Encoder Support
53,292 of 63,252 sessions supported encoding
99.89% Decoder Support
11,983 of 11,996 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 3
Maximum Resolution SD/DVD (720×480)
Maximum Bitrate 10 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 63,252 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.17% 27,479 / 27,710 99.95% 4,294 / 4,296 — 96.02% 11,783 / 12,272 97.74% 1,602 / 1,639
SafariSafari
 — 2.47% 42 / 1,699 1.72% 122 / 7,090 — —
EdgeEdge
 99.86% 5,056 / 5,063 98.31% 58 / 59 — 95.73% 112 / 117 —
FirefoxFirefox
 95.46% 2,104 / 2,204 100.0% 293 / 293 — 0.0% 0 / 17 98.71% 306 / 310

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,996 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 5,236 / 5,237 100.0% 655 / 655 — 100.0% 2,255 / 2,255 98.34% 415 / 422
SafariSafari
 — 100.0% 266 / 266 100.0% 1,469 / 1,469 — —
EdgeEdge
 100.0% 1,025 / 1,025 — — 100.0% 34 / 34 —
FirefoxFirefox
 100.0% 433 / 433 100.0% 51 / 51 — — 100.0% 60 / 60