audio.canPlayType("audio/ogg;codecs=flac") returns empty string |
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Issue description
Chrome Version: 58.0.3005.2 (Official Build) canary (64-bit)
OS: macOS 10.12.3
What steps will reproduce the problem?
<script>
alert(document.createElement('audio').canPlayType('audio/ogg; codecs=flac'))
</script>
What is the expected result?
probably
What happens instead?
(empty string)
See http://html5.komplett.cc/code/chap_video/js_canPlayType.html
Firefox returns "probably":
> probably: audio/ogg;codecs=flac => FLAC audio alone in Ogg container (from)
I think FLAC was added in https://bugs.chromium.org/p/chromium/issues/detail?id=93887
,
Feb 7 2017
https://blog.chromium.org/2016/12/chrome-56-beta-not-secure-warning-web.html claims > Support for FLAC is enabled within the FLAC and Ogg containers for the <audio> tag and decodeAudioData().
,
Feb 7 2017
Thanks for the report, I didn't realize you could put flac in an ogg container.
,
Feb 11 2017
The following revision refers to this bug: https://chromium.googlesource.com/chromium/src.git/+/7f7dca6bddebc85000891307c03d6e3af106646b commit 7f7dca6bddebc85000891307c03d6e3af106646b Author: dalecurtis <dalecurtis@chromium.org> Date: Sat Feb 11 01:18:43 2017 Report support for the flac codec in ogg containers. Per official documentation this is a supported combination: https://wiki.xiph.org/Ogg#Codecs BUG= 689569 TEST=updated canPlayType tests. Review-Url: https://codereview.chromium.org/2681683004 Cr-Commit-Position: refs/heads/master@{#449816} [modify] https://crrev.com/7f7dca6bddebc85000891307c03d6e3af106646b/content/browser/media/media_browsertest.cc [modify] https://crrev.com/7f7dca6bddebc85000891307c03d6e3af106646b/content/browser/media/media_canplaytype_browsertest.cc [modify] https://crrev.com/7f7dca6bddebc85000891307c03d6e3af106646b/media/base/mime_util_internal.cc [add] https://crrev.com/7f7dca6bddebc85000891307c03d6e3af106646b/media/test/data/bear-flac.ogg
,
Feb 11 2017
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Comment 1 by zcorpan@gmail.com
, Feb 7 2017