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Codec: hev1.2.4.L123.B0

13.87% Encoder Support
8,740 of 62,994 sessions supported encoding
74.71% Decoder Support
8,826 of 11,814 sessions supported decoding

Codec Specifications

Codec Family HEVC (H.265)
Profile Main 10
Level 4.1 (Main Tier)
Maximum Resolution 1080p (1920×1080)
Maximum Bitrate 20 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 62,994 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 / 27,820 0.0% 0 / 4,373 — 0.0% 0 / 12,143 0.0% 0 / 1,674
SafariSafari
 — 96.23% 1,556 / 1,617 97.77% 6,748 / 6,902 — —
EdgeEdge
 0.0% 0 / 5,034 0.0% 0 / 52 — 0.0% 0 / 108 —
FirefoxFirefox
 0.0% 0 / 2,178 0.0% 0 / 318 — — 0.36% 1 / 276

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,814 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 84.75% 4,463 / 5,266 96.58% 622 / 644 — 60.58% 1,346 / 2,222 34.58% 148 / 428
SafariSafari
 — 94.55% 260 / 275 97.76% 1,350 / 1,381 — —
EdgeEdge
 55.18% 538 / 975 — — 60.61% 20 / 33 —
FirefoxFirefox
 0.0% 0 / 394 0.0% 0 / 47 — — 1.61% 1 / 62