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Codec: avc1.4d1016

98.88% Encoder Support
62,684 of 63,394 sessions supported encoding
99.91% Decoder Support
12,128 of 12,139 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 63,394 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.19% 27,695 / 27,920 99.93% 4,473 / 4,476 — 97.46% 11,932 / 12,243 97.85% 1,544 / 1,578
SafariSafari
 — 100.0% 1,604 / 1,604 100.0% 7,134 / 7,134 — —
EdgeEdge
 99.8% 4,986 / 4,996 100.0% 49 / 49 — 100.0% 110 / 110 —
FirefoxFirefox
 95.22% 2,091 / 2,196 100.0% 268 / 268 — 0.0% 0 / 14 99.32% 292 / 294

VideoDecoder Support Matrix

Browser × Platform decoder support from 12,139 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 5,350 / 5,351 99.84% 641 / 642 — 100.0% 2,279 / 2,279 98.49% 392 / 398
SafariSafari
 — 100.0% 278 / 278 100.0% 1,482 / 1,482 — —
EdgeEdge
 100.0% 1,075 / 1,075 — — 100.0% 29 / 29 —
FirefoxFirefox
 100.0% 420 / 420 100.0% 41 / 41 — — 100.0% 55 / 55