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Codec: avc1.64000d

16.34% Encoder Support
52,343 of 320,315 sessions supported encoding
99.94% Decoder Support
269,214 of 269,383 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 1.3
Maximum Resolution SD (384×384 or smaller)
Maximum Bitrate 768 Kbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 320,315 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.01% 17 / 143,889 0.14% 28 / 19,794 — 0.01% 9 / 63,735 0.36% 28 / 7,722
SafariSafari
 — 99.93% 8,456 / 8,462 99.96% 31,131 / 31,143 — —
EdgeEdge
 0.0% 0 / 30,987 0.0% 0 / 356 — 0.0% 0 / 969 0.0% 0 / 58
FirefoxFirefox
 96.24% 9,415 / 9,783 100.0% 1,316 / 1,316 — 0.0% 0 / 33 98.74% 1,258 / 1,274

VideoDecoder Support Matrix

Browser × Platform decoder support from 269,383 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 121,367 / 121,396 99.88% 16,077 / 16,096 — 99.98% 53,883 / 53,893 99.09% 6,439 / 6,498
SafariSafari
 — 99.93% 7,060 / 7,065 99.98% 25,600 / 25,604 — —
EdgeEdge
 100.0% 27,023 / 27,024 100.0% 313 / 313 — 100.0% 894 / 894 100.0% 51 / 51
FirefoxFirefox
 99.99% 7,986 / 7,987 100.0% 1,104 / 1,104 — 0.0% 0 / 24 99.61% 1,027 / 1,031