Re: [Koha-devel] Koha Sound Events

[Kyle Hall]

Even better:

http://www.happyworm.com/jquery/jplayer/

Kyle

http://www.kylehall.info
Information Technology
Crawford County Federated Library System ( http://www.ccfls.org )




On Thu, Feb 4, 2010 at 11:11 AM, Kyle Hall <address@hidden> wrote:
> Have you thought about using the HTML 5 <audio> tag?
>
> http://html5doctor.com/native-audio-in-the-browser/
>
> Kyle
>
> http://www.kylehall.info
> Information Technology
> Crawford County Federated Library System ( http://www.ccfls.org )
>
>
>
>
> On Thu, Feb 4, 2010 at 10:50 AM, Darrell Ulm <address@hidden> wrote:
>> Hello,
>>
>> Working on putting sound events into Koha 3.2 but it is a bit of a pickle.
>>
>> While I have it working using <embed (embed is the problem, works to a point,
>> but please read below) ... <embed is not the solution for playing the sound
>>
>> My question is *what is?*. Currently the two best candidates are playing 
>> with a
>> Java Applet (works very well and loads concurrently so no delay) or Flash, 
>> which
>> I have not tested.
>>
>> Basically to get decent sound, we are going to need a plug-in, because web
>> browsers just don't cut it for playing sound in a fast environment.
>>
>> <!-- TMPL_IF NAME="soundon" -->
>> <script type="text/javascript" language="javascript">
>> if ( get_cookie( "kohastaffsound" ) == "yes" )
>>        {
>>        document.write('Sounding...');
>>        document.write('<embed src="/intranet-tmpl/prog/sound/beep.wav" hidden
>> autostart="true" loop="false" />');
>>        }
>> </script>
>> <!-- /TMPL_IF -->
>>
>> in Circulation.tmpl
>>
>> along with a cookie (kohastaffsound) controlled audio on and off (note the
>> syspref "soundon" also) which is set by a toggle button in header.inc (may 
>> not
>> be the best place)
>>
>> <script type="text/javascript" language="javascript">
>> if ( get_cookie( "kohastaffsound" ) == "yes" )
>>        {
>>        document.write('<img 
>> src="/intranet-tmpl/prog/img/famfamfam/silk/sound.png"
>> onClick=\'delete_cookie ( "kohastaffsound" ); window.location.reload();\' 
>> >');
>>        }
>> else
>>        {
>>        document.write('<img
>> src="/intranet-tmpl/prog/img/famfamfam/silk/sound_mute.png"
>> onClick=\'set_cookie( "kohastaffsound", "yes", 2020, 01, 01 );
>> window.location.reload();\' >');
>>        }
>> </script>
>>
>> That is about it, which is fine, except the silly <EMBED is weird and flashes
>> the screen as well as slows everything down. I think if I aim for a very 
>> small
>> audio file this could be improved, however, there is a delay with the <embed.
>>
>> With <Embed we have
>>
>> * Firefox 3.6 there is a delay and an entire screen refresh, but works the 
>> best.
>>
>> * Chrome 4 there is a delay, then the sound plays late, and it even messes up
>> the formatting
>>
>> *  IE8 - worked great- loads quick - , but not so with Firefox which is a 
>> must
>>
>> * Opera - Worked the best, very quick load on Circ, but other things did not,
>> unrelated the sound changes
>>
>> It seems one way to get around this is to NOT use Embed, and instead use Java
>> with a class (open source of course) to handle playing a sound on demand.
>>
>> Has anyone else thought about this or experimented. The issue is mainly with 
>> the
>> browsers and the lack of support for sound. Using straight javascript to play
>> the sound works worse than embed across the browsers, which is probably why
>> Jquery doesn't have a good sound plug-in.
>>
>> I think the reason sound is important, is so at the *end* of a transaction
>> (check-in / out) there is a beep, to speed up these tasks. Also, when there 
>> is
>> an exception on a book (missing barcode) there should be an audible warning.
>> These are often missed, because Koha does not have sound cues, and other ILS
>> systems do.
>>
>> What do you all think?
>>
>> Darrell Ulm
>>
>>
>>
>>
>>
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>>
>