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Codec: avc1.4d0416

86.5% Encoder Support
277,613 of 320,945 sessions supported encoding
99.93% Decoder Support
269,757 of 269,934 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 320,945 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.27% 143,130 / 144,180 99.87% 19,812 / 19,837 — 97.67% 61,959 / 63,439 97.82% 7,549 / 7,717
SafariSafari
 — 1.85% 160 / 8,650 1.47% 462 / 31,349 — —
EdgeEdge
 99.79% 31,069 / 31,135 100.0% 350 / 350 — 98.92% 1,010 / 1,021 96.67% 58 / 60
FirefoxFirefox
 96.15% 9,382 / 9,758 100.0% 1,291 / 1,291 — 0.0% 0 / 31 98.78% 1,297 / 1,313

VideoDecoder Support Matrix

Browser × Platform decoder support from 269,934 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 121,728 / 121,756 99.9% 16,117 / 16,133 — 99.99% 53,599 / 53,606 99.01% 6,476 / 6,541
SafariSafari
 — 99.89% 7,253 / 7,261 99.98% 25,754 / 25,759 — —
EdgeEdge
 100.0% 27,090 / 27,091 100.0% 315 / 315 — 100.0% 936 / 936 98.15% 53 / 54
FirefoxFirefox
 100.0% 7,927 / 7,927 100.0% 1,056 / 1,056 — 0.0% 0 / 22 99.34% 1,061 / 1,068