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Codec: avc1.64000c

16.33% Encoder Support
52,250 of 319,926 sessions supported encoding
99.93% Decoder Support
269,095 of 269,271 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 1.2
Maximum Resolution SD (384×384 or smaller)
Maximum Bitrate 384 Kbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 319,926 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.01% 15 / 143,695 0.1% 19 / 19,617 — 0.01% 5 / 63,717 0.34% 26 / 7,729
SafariSafari
 — 99.84% 8,529 / 8,543 99.94% 30,924 / 30,942 — —
EdgeEdge
 0.0% 1 / 31,000 0.0% 0 / 356 — 0.0% 0 / 991 0.0% 0 / 71
FirefoxFirefox
 95.94% 9,416 / 9,814 100.0% 1,387 / 1,387 — 0.0% 0 / 31 98.22% 1,272 / 1,295

VideoDecoder Support Matrix

Browser × Platform decoder support from 269,271 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.97% 121,226 / 121,258 99.86% 16,022 / 16,044 — 99.99% 53,760 / 53,766 99.11% 6,486 / 6,544
SafariSafari
 — 99.89% 7,177 / 7,185 99.99% 25,385 / 25,388 — —
EdgeEdge
 100.0% 27,148 / 27,149 100.0% 314 / 314 — 100.0% 920 / 920 98.41% 62 / 63
FirefoxFirefox
 99.99% 8,036 / 8,037 100.0% 1,178 / 1,178 — 0.0% 0 / 23 99.33% 1,040 / 1,047