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Codec: hev1.2.4.L120.B0

12.4% Encoder Support
39,786 of 320,836 sessions supported encoding
75.45% Decoder Support
203,540 of 269,778 sessions supported decoding

Codec Specifications

Codec Family HEVC (H.265)
Profile Main 10
Level 4 (Main Tier)
Maximum Resolution 1080p (1920×1080)
Maximum Bitrate 12 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 320,836 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 / 144,072 0.0% 0 / 19,617 — 0.0% 0 / 63,828 0.0% 0 / 7,789
SafariSafari
 — 96.88% 8,351 / 8,620 98.12% 30,719 / 31,306 — —
EdgeEdge
 0.0% 0 / 30,785 0.0% 0 / 378 — 0.0% 0 / 960 0.0% 0 / 64
FirefoxFirefox
 0.0% 0 / 9,942 0.0% 0 / 1,328 — 0.0% 0 / 31 0.78% 10 / 1,287

VideoDecoder Support Matrix

Browser × Platform decoder support from 269,778 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 84.18% 102,256 / 121,470 96.66% 15,403 / 15,936 — 63.1% 34,040 / 53,943 45.9% 3,030 / 6,602
SafariSafari
 — 96.99% 7,047 / 7,266 98.21% 25,177 / 25,636 — —
EdgeEdge
 56.17% 15,106 / 26,893 97.31% 325 / 334 — 85.76% 759 / 885 43.1% 25 / 58
FirefoxFirefox
 0.0% 0 / 8,170 0.46% 5 / 1,097 — 0.0% 0 / 21 1.92% 20 / 1,041