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From: Paul Bonser <misterpib@gmail.com>
Date: Thu, 24 Jun 2010 16:15:22 -0500
Message-ID: <AANLkTimcICGvzrmHvTgH8eUHT5IOqY53nRv2GMuCU9XY@mail.gmail.com>
Subject: Re: html5 seeking on a couch mp3/ogg attachment
To: user@couchdb.apache.org
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On Tue, Jun 22, 2010 at 4:28 AM, Adam Kocoloski <kocolosk@apache.org> wrote=
:
> Hi Ryan, Range headers are not currently supported, but they will be. =A0=
I'm not sure about an ETA, though. Best,

Is anyone in particular working on a Range headers patch, or is it
just on the roadmap? I'd love to take a swing at it if nobody else is
already working on it.

>
> Adam
>
> On Jun 21, 2010, at 11:02 PM, Ryan Ramage wrote:
>
>> Hi all. It would be fantastic if a couchapp could support html5 media
>> tags where the src is a mp3/ogg as a couch attachment. But I
>> am seeming to have an issue. When a seek is done in the
>> browser(skipping to a spot in the ogg), couch db cant support it.
>> Browsers seem to issue a Range header. CouchDB (or the erlang http
>> server?) is not currently doing anything with this.
>> So the html5 tag support is not working so hot. I have compared the
>> same audio file from a working server, and a couchdb server.
>> See below for the results.
>>
>> It seems couch needs to deal with the Range request header and the
>> Accept-Ranges, and Content-Range response headers.
>>
>> Is anyone else able to make a seekable media file from a couch db
>> attachment? Any help would be great.
>>
>> Here is the header reference:
>>
>> CouchDB
>> ------------
>> Request Headers
>> Host: localhost:5984
>> User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US;
>> rv:1.9.1.9) Gecko/20100315 Firefox/3.5.9 ( .NET CLR 3.5.30729)
>> Accept: text/html,application/xhtml+xml,application/xml;q=3D0.9,*/*;q=3D=
0.8
>> Accept-Language: en-us,en;q=3D0.5
>> Accept-Encoding: gzip,deflate
>> Accept-Charset: ISO-8859-1,utf-8;q=3D0.7,*;q=3D0.7
>> Keep-Alive: 300
>> Connection: keep-alive
>> Range: bytes=3D0-
>> If-None-Match: "55-38b290cca196c08a180c34c1970d262a"
>> Cache-Control: max-age=3D0
>>
>> Response Headers
>> Transfer-Encoding: chunked
>> Server: CouchDB/0.11.0 (Erlang OTP/R13B)
>> Etag: "57-32aa971d2262ce3bac0af71b8dfda4dc"
>> Date: Tue, 22 Jun 2010 02:38:32 GMT
>> Content-Type: video/ogg
>> Cache-Control: must-revalidate
>>
>>
>> Other Server
>> --------------
>> Request Headers
>> Host =A0www.miaowmusic.com
>> User-Agent =A0 =A0Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9=
.1.9)
>> Gecko/20100315 Firefox/3.5.9 ( .NET CLR 3.5.30729)
>> Accept =A0 =A0 =A0 =A0text/html,application/xhtml+xml,application/xml;q=
=3D0.9,*/*;q=3D0.8
>> Accept-Language =A0 =A0 =A0 en-us,en;q=3D0.5
>> Accept-Encoding =A0 =A0 =A0 gzip,deflate
>> Accept-Charset =A0 =A0 =A0 =A0ISO-8859-1,utf-8;q=3D0.7,*;q=3D0.7
>> Keep-Alive =A0 =A0300
>> Connection =A0 =A0keep-alive
>> Range bytes=3D0-
>> Cookie =A0 =A0 =A0 =A0__utma=3D192278326.2136153585.1277170435.127717043=
5.1277170435.1;
>> __utmb=3D192278326.1.10.1277170435; __utmc=3D192278326;
>> __utmz=3D192278326.1277170435.1.1.utmcsr%3D(direct)%7Cutmccn%3D(direct)%=
7Cutmcmd%3D(none)
>> If-Modified-Since =A0 =A0 Tue, 30 Jun 2009 18:46:49 GMT
>> If-None-Match "2976699-2952c0-46d953aafd840"
>> Cache-Control max-age=3D0
>>
>> Response Headers
>> Date =A0Tue, 22 Jun 2010 01:36:40 GMT
>> Server =A0 =A0 =A0 =A0Apache/2.2
>> Last-Modified Tue, 30 Jun 2009 18:46:49 GMT
>> Etag =A0"2976699-2952c0-46d953aafd840"
>> Accept-Ranges bytes
>> Content-Length =A0 =A0 =A0 =A04800
>> Content-Range bytes 2703360-2708159/2708160
>> Keep-Alive =A0 =A0timeout=3D15, max=3D99
>> Connection =A0 =A0Keep-Alive
>> Content-Type =A0application/ogg
>
>


--=20
Paul Bonser
http://probablyprogramming.com