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Codec: hev1.2.4.H153.B0

14.04% Encoder Support
8,895 of 63,359 sessions supported encoding
75.19% Decoder Support
8,898 of 11,834 sessions supported decoding

Codec Specifications

Codec Family HEVC (H.265)
Profile Main 10
Level 5.1 (High Tier)
Maximum Resolution 4K (4096×2176)
Maximum Bitrate 160 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 63,359 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.0% 0 / 27,885 0.0% 0 / 4,323 — 0.0% 0 / 12,207 0.0% 0 / 1,663
SafariSafari
 — 96.21% 1,648 / 1,713 97.92% 6,826 / 6,971 — —
EdgeEdge
 0.0% 0 / 5,167 2.13% 1 / 47 — 0.0% 0 / 89 0.0% 0 / 11
FirefoxFirefox
 0.0% 0 / 2,237 0.0% 0 / 268 — 0.0% 0 / 10 0.33% 1 / 304

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,834 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 84.73% 4,427 / 5,225 96.12% 620 / 645 — 63.14% 1,401 / 2,219 33.59% 130 / 387
SafariSafari
 — 97.03% 294 / 303 97.64% 1,365 / 1,398 — —
EdgeEdge
 53.72% 577 / 1,074 — — 60.0% 12 / 20 —
FirefoxFirefox
 0.0% 0 / 374 0.0% 0 / 42 — — 0.0% 0 / 65