← Back to Codec Support Table

Codec: avc1.641015

3.9% Encoder Support
12,498 of 320,629 sessions supported encoding
99.94% Decoder Support
269,692 of 269,855 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 2.1
Maximum Resolution SD (512×480)
Maximum Bitrate 4 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 320,629 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.01% 18 / 144,056 0.14% 27 / 19,697 — 0.01% 7 / 63,657 0.37% 29 / 7,852
SafariSafari
 — 1.85% 158 / 8,552 1.53% 478 / 31,220 — —
EdgeEdge
 0.0% 0 / 31,199 0.0% 0 / 344 — 0.0% 0 / 960 0.0% 0 / 61
FirefoxFirefox
 95.87% 9,196 / 9,592 99.93% 1,340 / 1,341 — 0.0% 0 / 38 97.93% 1,228 / 1,254

VideoDecoder Support Matrix

Browser × Platform decoder support from 269,855 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 121,722 / 121,745 99.86% 16,032 / 16,054 — 99.99% 53,700 / 53,703 99.09% 6,619 / 6,680
SafariSafari
 — 99.89% 7,164 / 7,172 100.0% 25,658 / 25,658 — —
EdgeEdge
 100.0% 27,135 / 27,135 100.0% 306 / 306 — 100.0% 881 / 881 100.0% 54 / 54
FirefoxFirefox
 99.99% 7,903 / 7,904 100.0% 1,113 / 1,113 — 0.0% 0 / 30 99.61% 1,023 / 1,027