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Codec: avc1.4d0c29

84.46% Encoder Support
53,336 of 63,151 sessions supported encoding
99.92% Decoder Support
11,913 of 11,923 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile Main
Level 4.1
Maximum Resolution 1080p (1920×1080)
Maximum Bitrate 50 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 63,151 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
99.17% 27,477 / 27,708 99.86% 4,366 / 4,372 97.21% 11,951 / 12,294 97.87% 1,559 / 1,593
SafariSafari
2.77% 46 / 1,663 1.56% 111 / 7,099
EdgeEdge
99.82% 5,030 / 5,039 97.92% 47 / 48 98.15% 106 / 108
FirefoxFirefox
95.27% 2,054 / 2,156 100.0% 268 / 268 98.24% 279 / 284

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,923 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
99.98% 5,307 / 5,308 99.55% 660 / 663 100.0% 2,271 / 2,271 98.74% 393 / 398
SafariSafari
100.0% 286 / 286 100.0% 1,351 / 1,351
EdgeEdge
100.0% 1,015 / 1,015 100.0% 28 / 28
FirefoxFirefox
100.0% 414 / 414 100.0% 44 / 44 100.0% 59 / 59