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Codec: avc1.4d0815

4.6% Encoder Support
2,897 of 62,984 sessions supported encoding
99.93% Decoder Support
11,950 of 11,958 sessions supported decoding

Codec Specifications

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

VideoEncoder Support Matrix

Browser × Platform encoder support from 62,984 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
0.01% 4 / 27,582 0.11% 5 / 4,439 0.06% 7 / 12,222 0.38% 6 / 1,584
SafariSafari
2.46% 40 / 1,624 1.65% 115 / 6,972
EdgeEdge
0.0% 0 / 5,048 0.0% 0 / 46 0.0% 0 / 124 0.0% 0 / 11
FirefoxFirefox
95.65% 2,154 / 2,252 99.66% 294 / 295 0.0% 0 / 13 98.13% 262 / 267

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,958 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
99.98% 5,188 / 5,189 99.86% 709 / 710 100.0% 2,306 / 2,306 98.45% 382 / 388
SafariSafari
100.0% 276 / 276 100.0% 1,380 / 1,380
EdgeEdge
100.0% 1,046 / 1,046 100.0% 34 / 34
FirefoxFirefox
100.0% 438 / 438 100.0% 59 / 59 100.0% 49 / 49