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Codec: avc1.64103e

84.3% Encoder Support
53,259 of 63,177 sessions supported encoding
85.44% Decoder Support
10,167 of 11,900 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 6.2
Maximum Resolution 8K (8192×4352)
Maximum Bitrate 800 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 63,177 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.15% 27,584 / 27,821 99.82% 4,323 / 4,331 — 96.16% 11,756 / 12,225 97.45% 1,488 / 1,527
SafariSafari
 — 2.69% 46 / 1,713 1.6% 112 / 7,018 — —
EdgeEdge
 99.86% 5,063 / 5,070 98.04% 50 / 51 — 98.31% 116 / 118 —
FirefoxFirefox
 94.98% 2,100 / 2,211 100.0% 288 / 288 — 0.0% 0 / 10 99.65% 287 / 288

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,900 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 5,251 / 5,252 100.0% 655 / 655 — 99.74% 2,279 / 2,285 98.92% 368 / 372
SafariSafari
 — 4.21% 11 / 261 1.98% 28 / 1,411 — —
EdgeEdge
 100.0% 1,011 / 1,011 — — 100.0% 32 / 32 —
FirefoxFirefox
 100.0% 404 / 404 100.0% 51 / 51 — — 100.0% 57 / 57