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Codec: avc1.64100d

4.43% Encoder Support
2,776 of 62,622 sessions supported encoding
99.96% Decoder Support
11,729 of 11,734 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 62,622 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.03% 7 / 27,478 0.09% 4 / 4,355 — 0.02% 2 / 12,098 0.44% 7 / 1,599
SafariSafari
 — 2.42% 40 / 1,656 1.84% 130 / 7,066 — —
EdgeEdge
 0.0% 0 / 4,992 0.0% 0 / 50 — 0.0% 0 / 102 —
FirefoxFirefox
 95.16% 2,024 / 2,127 100.0% 287 / 287 — 0.0% 0 / 15 98.51% 265 / 269

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,734 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 5,176 / 5,177 100.0% 643 / 643 — 100.0% 2,266 / 2,266 99.73% 367 / 368
SafariSafari
 — 100.0% 265 / 265 100.0% 1,402 / 1,402 — —
EdgeEdge
 100.0% 1,024 / 1,024 100.0% 12 / 12 — 100.0% 23 / 23 —
FirefoxFirefox
 100.0% 375 / 375 100.0% 49 / 49 — — 100.0% 49 / 49