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Codec: avc1.4d0c16

84.55% Encoder Support
53,076 of 62,776 sessions supported encoding
99.93% Decoder Support
11,874 of 11,882 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile Main
Level 2.2
Maximum Resolution SD/DVD (720×480)
Maximum Bitrate 4 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 62,776 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.14% 27,384 / 27,622 99.95% 4,336 / 4,338 — 97.45% 11,841 / 12,151 97.74% 1,511 / 1,546
SafariSafari
 — 2.43% 40 / 1,647 1.74% 122 / 7,019 — —
EdgeEdge
 99.86% 4,990 / 4,997 100.0% 33 / 33 — 98.06% 101 / 103 100.0% 11 / 11
FirefoxFirefox
 94.99% 2,106 / 2,217 100.0% 280 / 280 — 0.0% 0 / 12 99.32% 291 / 293

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,882 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 5,239 / 5,240 100.0% 674 / 674 — 100.0% 2,208 / 2,208 98.99% 391 / 395
SafariSafari
 — 100.0% 261 / 261 100.0% 1,442 / 1,442 — —
EdgeEdge
 100.0% 1,034 / 1,034 — — 100.0% 33 / 33 —
FirefoxFirefox
 100.0% 406 / 406 100.0% 45 / 45 — — 100.0% 52 / 52