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Codec: avc1.640834

86.19% Encoder Support
1,854,377 of 2,151,443 sessions supported encoding
99.8% Decoder Support
2,095,683 of 2,099,842 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 2,151,443 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.37% 863,924 / 869,393 99.76% 101,023 / 101,271 — 96.52% 626,745 / 649,357 96.26% 42,258 / 43,902
SafariSafari
 — 1.56% 749 / 48,131 1.85% 4,026 / 217,956 — —
EdgeEdge
 99.84% 144,152 / 144,382 100.0% 1,472 / 1,472 — 98.94% 4,184 / 4,229 98.26% 677 / 689
FirefoxFirefox
 95.83% 51,399 / 53,633 99.97% 7,424 / 7,426 — 0.0% 0 / 116 98.87% 6,024 / 6,093

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,099,842 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 846,458 / 846,631 99.8% 97,285 / 97,482 — 99.64% 637,119 / 639,421 98.28% 41,947 / 42,682
SafariSafari
 — 99.85% 46,645 / 46,717 99.98% 212,300 / 212,340 — —
EdgeEdge
 99.99% 140,356 / 140,368 100.0% 1,434 / 1,434 — 100.0% 4,156 / 4,156 98.97% 674 / 681
FirefoxFirefox
 99.96% 51,803 / 51,824 99.97% 7,195 / 7,197 — 0.0% 0 / 109 98.56% 5,769 / 5,853