← Back to Codec Support Table

Codec: avc1.640020

98.57% Encoder Support
62,126 of 63,030 sessions supported encoding
99.92% Decoder Support
11,824 of 11,834 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 3.2
Maximum Resolution 1080p (1920×1080)
Maximum Bitrate 20 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 63,030 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
99.15% 27,194 / 27,428 99.86% 4,371 / 4,377 96.05% 11,818 / 12,304 97.9% 1,541 / 1,574
SafariSafari
100.0% 1,632 / 1,632 100.0% 7,085 / 7,085
EdgeEdge
99.84% 5,078 / 5,086 100.0% 63 / 63 98.11% 104 / 106
FirefoxFirefox
95.03% 2,122 / 2,233 100.0% 285 / 285 0.0% 0 / 16 99.07% 318 / 321

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,834 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
99.94% 5,092 / 5,095 99.72% 705 / 707 100.0% 2,199 / 2,199 99.5% 395 / 397
SafariSafari
100.0% 265 / 265 100.0% 1,419 / 1,419
EdgeEdge
100.0% 1,085 / 1,085 100.0% 30 / 30
FirefoxFirefox
100.0% 430 / 430 100.0% 51 / 51 100.0% 78 / 78