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Last active December 22, 2018 04:45
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This table shows the current implementation status of several multimedia fomats by popular tools and browsers. All tests were run with the latest available version, or git HEAD for open source software.

Symbols mean

  • fully supported
  • unsupported
  • 💭 work in progress
  • 1️⃣️ see notes


ffmpeg VLC l-smash Firefox Chrome Edge Safari
WebP n/a n/a 💭 1️⃣ 😂
VP9 (webM) n/a 😂
Opus (webM) n/a 😂
VP9 (MP4) 3️⃣ 2️⃣ 💭 4️⃣ 😂
Opus (MP4) 5️⃣ 9️⃣ 6️⃣ 7️⃣ 😂
FLAC (MP4) 💭*️⃣ 😂
VP9 10 bit 8️⃣ 💭 🔟 😂
H.264 10 bit 8️⃣
HEVC 8/10 bit
  • 1️⃣Firefox bug
  • 2️⃣️ Supported in ff52, there might be some implementation problems (Firefox bug)
  • 3️⃣️ Decoding works, encoding requires -strict experimental
  • 4️⃣️ Needs a command line switch --enable-vp9-in-mp4, work is being done to enable it by default (Chrome bug)
  • 5️⃣️ Needs this patch upstreamed, but there are some implementation problems
  • 6️⃣️ Fragmented MP4 is supported from ff49, full support in ff52
  • 7️⃣Chrome bug
  • 8️⃣Firefox bug
  • 9️⃣Patch is available, waiting on spec finalization
  • 🔟 Chrome bug
  • *️⃣ Firefox bug

Color spaces

ffmpeg VLC Firefox Chrome Edge Safari
BT.2020 2️⃣

Further resources

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2 typos. "unknow" and "featurs"

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[9] is poorly-worded

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Kagami commented Nov 23, 2016

Maybe add VP8/VP9 alpha feature?
Supported by Chrome, Firefox bug.

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sesse commented Jul 10, 2017

I can't get VLC to play the 10-bit VP9 clips from the VP9 testsuite (e.g. street1_1_2048X1088_fr60_bd10_sub8x8_sf_l41.webm). However, Chrome now can.

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