Re: [Wikitech-l] Audio derivatives, turning on MP3/AAC mobile app feature request.

2013-02-04 Thread Brion Vibber
On Sun, Feb 3, 2013 at 1:31 PM, Max Semenik maxsem.w...@gmail.com wrote:

 On 03.02.2013, 2:02 Brion wrote:

  On Feb 2, 2013 1:45 PM, Platonides platoni...@gmail.com wrote:
 
  Your system does not seem to support OGG audio format. Downloading this
  file without ogg support may need a significant amount of space and
  bandwith. Downloading article.wav ... 20%

  Something tells me that won't be feasible for video. :)

 We've no idea if your system supports OGG videos, so here's an .iso
 with a video DVD inside.


Hehehe :)

On a more serious note -- over on the Mobile apps team we're currently
working on Android and iOS uploader apps for Commons. Currently we only
support images, but it would be *awesome* to support videos and audio.

There's been some preliminary work on transcoding audio to Ogg Vorbis on
Android, which we could probably rig up on iOS as well, but for video it's
probably not feasible to do WebM encoding in software on a relatively slow
ARM processor.

Native support for ingesting MP4 and AAC would simplify audio and
especially video upload as well. Even if this happens separately from
playback, it would be very valuable.

-- brion
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Re: [Wikitech-l] Audio derivatives, turning on MP3/AAC mobile app feature request.

2013-02-04 Thread Yuri Astrakhan
It seems Opus is going full speed ahead with both Mozilla and Chrome
already supporting it in beta. Any plans for that?

http://www.infoworld.com/d/applications/webrtc-creates-interop-between-chrome-and-firefox-212230
http://news.slashdot.org/story/13/02/04/1944217/firefox-and-chrome-can-talk-to-each-other


On Mon, Feb 4, 2013 at 5:09 PM, Brion Vibber br...@pobox.com wrote:

 On Sun, Feb 3, 2013 at 1:31 PM, Max Semenik maxsem.w...@gmail.com wrote:

  On 03.02.2013, 2:02 Brion wrote:
 
   On Feb 2, 2013 1:45 PM, Platonides platoni...@gmail.com wrote:
  
   Your system does not seem to support OGG audio format. Downloading
 this
   file without ogg support may need a significant amount of space and
   bandwith. Downloading article.wav ... 20%
 
   Something tells me that won't be feasible for video. :)
 
  We've no idea if your system supports OGG videos, so here's an .iso
  with a video DVD inside.
 

 Hehehe :)

 On a more serious note -- over on the Mobile apps team we're currently
 working on Android and iOS uploader apps for Commons. Currently we only
 support images, but it would be *awesome* to support videos and audio.

 There's been some preliminary work on transcoding audio to Ogg Vorbis on
 Android, which we could probably rig up on iOS as well, but for video it's
 probably not feasible to do WebM encoding in software on a relatively slow
 ARM processor.

 Native support for ingesting MP4 and AAC would simplify audio and
 especially video upload as well. Even if this happens separately from
 playback, it would be very valuable.

 -- brion
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 Wikitech-l@lists.wikimedia.org
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Re: [Wikitech-l] Audio derivatives, turning on MP3/AAC mobile app feature request.

2013-02-04 Thread Michael Dale
Yes' all that changed is we added support for audio derivatives. We have
not enabled mp3 or AAC. The same code can be used for flac - ogg or
whatever we configure.
On Feb 3, 2013 2:33 AM, Yuvi Panda yuvipa...@gmail.com wrote:

 Just to be sure that I'm reading this right - nothing actually changed yet.
 We still are a free-formats-only shop for A/V. Right?

 --
 Yuvi Panda T
 http://yuvi.in/blog
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Re: [Wikitech-l] Audio derivatives, turning on MP3/AAC mobile app feature request.

2013-02-03 Thread Max Semenik
On 03.02.2013, 2:02 Brion wrote:

 On Feb 2, 2013 1:45 PM, Platonides platoni...@gmail.com wrote:

 Your system does not seem to support OGG audio format. Downloading this
 file without ogg support may need a significant amount of space and
 bandwith. Downloading article.wav ... 20%

 Something tells me that won't be feasible for video. :)

We've no idea if your system supports OGG videos, so here's an .iso
with a video DVD inside.

-- 
Best regards,
  Max Semenik ([[User:MaxSem]])


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Re: [Wikitech-l] Audio derivatives, turning on MP3/AAC mobile app feature request.

2013-02-02 Thread Michael Dale
+correct content-type this time ;) Note this has already been merged, 
but still worth mention for visibility.


On 2/1/13 12:10 PM, Michael Dale wrote:
We are about to merge in support for audio derivatives to Timed Media 
Handler (TMH). The big value here, I think is encoding to AAC or MP3 
and adding a /listen to this article/ feature to the mobile app.

https://gerrit.wikimedia.org/r/#/c/39363/

This can really help with improving accessibility of Wiktionary 
pronunciation media files as well.


Also AAC / m4v ingestion, could make audio recordings a lot easier to 
import into the site, i.e a record a reading of this article mobile 
app feature #2  ;)


There are already thousands of spoken articles, with some promotion 
their could probably be a lot be more:

http://en.wikipedia.org/wiki/Category:Spoken_articles

The software patent situation for mp3 is sad, considering how long the 
mp3 format has been around:

http://www.tunequest.org/a-big-list-of-mp3-patents/20070226/

I think AAC is a similar situation, encoder wise:
http://en.wikipedia.org/wiki/Advanced_Audio_Coding#Licensing_and_patents

But fundamentally Wikimedia is not distributing these encoders and 
there are no royalties for media distribution. Likewise we are not 
shipping decoders ( the decoders are in browser or the mobile OS )


I don't know why Wikimedia's commitment to being accessible in royalty 
free formats, somehow also precludes making content accessible for 
folks on platforms that ~don't~ decode royalty free formats. But 
hopefully we can change that over time.


Not sure if this is the right forum for this, but I hope we could come 
out of this thread with rough consensus to enable these formats to 
help increase the reach of audio works.


peace,
--michael



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Re: [Wikitech-l] Audio derivatives, turning on MP3/AAC mobile app feature request.

2013-02-02 Thread Platonides
Your system does not seem to support OGG audio format. Downloading this
file without ogg support may need a significant amount of space and
bandwith. Downloading article.wav ... 20%


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Re: [Wikitech-l] Audio derivatives, turning on MP3/AAC mobile app feature request.

2013-02-02 Thread Brion Vibber
On Feb 2, 2013 1:45 PM, Platonides platoni...@gmail.com wrote:

 Your system does not seem to support OGG audio format. Downloading this
 file without ogg support may need a significant amount of space and
 bandwith. Downloading article.wav ... 20%

Something tells me that won't be feasible for video. :)

-- brion
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Re: [Wikitech-l] Audio derivatives, turning on MP3/AAC mobile app feature request.

2013-02-02 Thread Yuvi Panda
Just to be sure that I'm reading this right - nothing actually changed yet.
We still are a free-formats-only shop for A/V. Right?

-- 
Yuvi Panda T
http://yuvi.in/blog
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