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Codec: avc1.640c16

98.62% Encoder Support
62,245 of 63,114 sessions supported encoding
99.94% Decoder Support
11,747 of 11,754 sessions supported decoding

Codec Specifications

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

VideoEncoder Support Matrix

Browser × Platform encoder support from 63,114 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.24% 27,673 / 27,885 99.89% 4,374 / 4,379 — 96.05% 11,709 / 12,190 97.87% 1,563 / 1,597
SafariSafari
 — 100.0% 1,660 / 1,660 100.0% 6,992 / 6,992 — —
EdgeEdge
 99.86% 4,975 / 4,982 100.0% 46 / 46 — 99.15% 117 / 118 100.0% 12 / 12
FirefoxFirefox
 95.01% 2,075 / 2,184 100.0% 294 / 294 — 0.0% 0 / 13 99.32% 292 / 294

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,754 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 100.0% 5,182 / 5,182 100.0% 691 / 691 — 100.0% 2,203 / 2,203 98.44% 379 / 385
SafariSafari
 — 100.0% 266 / 266 100.0% 1,373 / 1,373 — —
EdgeEdge
 100.0% 1,009 / 1,009 — — 100.0% 41 / 41 —
FirefoxFirefox
 100.0% 407 / 407 100.0% 54 / 54 — — 100.0% 60 / 60