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Codec: avc1.640034

98.59% Encoder Support
61,853 of 62,740 sessions supported encoding
99.93% Decoder Support
11,841 of 11,849 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 5.2
Maximum Resolution 8K (8192×4352)
Maximum Bitrate 240 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 62,740 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
99.19% 27,207 / 27,429 99.89% 4,411 / 4,416 96.01% 11,692 / 12,178 97.68% 1,560 / 1,597
SafariSafari
100.0% 1,615 / 1,615 100.0% 7,043 / 7,043
EdgeEdge
99.88% 5,081 / 5,087 100.0% 57 / 57 99.07% 106 / 107 100.0% 10 / 10
FirefoxFirefox
94.92% 2,073 / 2,184 100.0% 260 / 260 0.0% 0 / 13 99.27% 271 / 273

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,849 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
99.98% 5,157 / 5,158 99.85% 676 / 677 100.0% 2,232 / 2,232 99.23% 389 / 392
SafariSafari
100.0% 297 / 297 100.0% 1,478 / 1,478
EdgeEdge
100.0% 1,020 / 1,020 100.0% 34 / 34
FirefoxFirefox
100.0% 382 / 382 100.0% 35 / 35 100.0% 53 / 53