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Codec: hev1.2.4.H120.B0

12.41% Encoder Support
39,753 of 320,308 sessions supported encoding
75.65% Decoder Support
203,862 of 269,471 sessions supported decoding

Codec Specifications

Codec Family HEVC (H.265)
Profile Main 10
Level 4 (High Tier)
Maximum Resolution 1080p (1920×1080)
Maximum Bitrate 30 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 320,308 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 / 144,379 0.0% 0 / 19,678 — 0.0% 0 / 63,519 0.0% 0 / 7,627
SafariSafari
 — 97.17% 8,402 / 8,647 98.26% 30,666 / 31,210 — —
EdgeEdge
 0.0% 0 / 30,871 0.0% 0 / 383 — 0.0% 0 / 922 0.0% 0 / 70
FirefoxFirefox
 0.0% 0 / 9,553 0.0% 0 / 1,315 — 0.0% 0 / 25 0.46% 6 / 1,291

VideoDecoder Support Matrix

Browser × Platform decoder support from 269,471 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 84.22% 102,610 / 121,838 96.71% 15,595 / 16,126 — 63.51% 34,070 / 53,644 45.61% 2,931 / 6,426
SafariSafari
 — 97.12% 7,056 / 7,265 98.32% 25,200 / 25,631 — —
EdgeEdge
 55.59% 14,970 / 26,930 97.99% 341 / 348 — 83.85% 706 / 842 45.16% 28 / 62
FirefoxFirefox
 0.01% 1 / 7,772 0.37% 4 / 1,073 — 0.0% 0 / 21 1.5% 16 / 1,070