> I don't know what the point of keeping the pitch the same would actually
> be...

Suppose you are learning a foreign language, and the video contains
somebody speaking quickly. It might be useful to slow down the video
to hear them.

On Sat, Mar 14, 2009 at 12:25 PM, Eric E. Dolecki <edole...@gmail.com> wrote:
> I don't know what the point of keeping the pitch the same would actually
> be...
>
> On Sat, Mar 14, 2009 at 1:11 PM, Paul Andrews <p...@ipauland.com> wrote:
>
>>
>> ----- Original Message ----- From: "Adam Duston" <a...@langolab.com>
>> To: "Flash Coders List" <flashcoders@chattyfig.figleaf.com>
>> Cc: "Jennifer Ede" <jenni...@langolab.com>
>> Sent: Saturday, March 14, 2009 4:43 PM
>> Subject: Re: [Flashcoders] Playing Flash video in slow-motion
>>
>>
>>  Hi Paul,
>>>
>>> Thank you for your reply.
>>>
>>>  Just how can you play a sound slowly without altering the pitch?
>>>>
>>>
>>> Thanks, I overlooked this important implementation detail. Keep a
>>> separate swf with the sound recorded slowly but with lowered pitch.
>>> The video player loads both the video swf (with regular sound) and the
>>> sound-only swf file (with slow sound). Then, when the slow button is
>>> clicked, play the video swf slowly with no sound, and simultaneously
>>> play the sound-only swf file at a synchronized location.
>>>
>>> Maybe this would work with the flv solution so long as the sound-only
>>> file is kept in swf format or in flv but streamed through a flash
>>> media server instance, so that seeking could be done to non-keyframe
>>> locations.
>>>
>>
>> I would be amazed if it would work. Does anyone on the list know of any
>> site with slow-motion playback where the sound has retained the original
>> pitch?
>>
>> The only way I can imagine it working is to raise the sound pitch of the
>> clip in proportion to the slowdown to try and retain the original pitch. I
>> have no idea if it's possible.
>>
>> Good luck.
>>
>>
>>  Thanks again,
>>> Adam
>>>
>>>
>>>
>>> On Fri, Mar 13, 2009 at 8:59 PM, Paul Andrews <p...@ipauland.com> wrote:
>>>
>>>>
>>>> ----- Original Message ----- From: "Adam Duston" <a...@langolab.com>
>>>> To: <flashcoders@chattyfig.figleaf.com>
>>>> Cc: "Jennifer Ede" <jenni...@langolab.com>
>>>> Sent: Friday, March 13, 2009 10:37 PM
>>>> Subject: [Flashcoders] Playing Flash video in slow-motion
>>>>
>>>>
>>>>  Dear Flashcoders,
>>>>>
>>>>> I must play an FLV in slow motion. After googling around for this for
>>>>> several hours I've found many bad solutions. For example, the one at
>>>>> http://www.flashcomguru.com/index.cfm/2005/8/2/slowmo is extremely
>>>>> choppy, whereas the one at http://richapps.de/?p=36 doesn't also play
>>>>> the sound. I must play the sound slowly as well, without altering its
>>>>> pitch.
>>>>>
>>>>
>>>> Just how can you play a sound slowly without altering the pitch?
>>>>
>>>>  I have a solution in mind: I'm going to store each of my videos in SWF
>>>>> format in one-minute segments. As each segment finishes downloading,
>>>>> my custom player will start downloading the next segment, and will
>>>>> play each of them back-to-back. I have proof that when a video is in
>>>>> SWF format, it can be played in slow motion without noticeable
>>>>> degradation in sound quality.
>>>>>
>>>>> As you can tell, this solution is hacky and is going to take a lot of
>>>>> work to implement. So, before implementing it, I wanted to make a
>>>>> final check with the experts to make sure I'm not wasting my time.
>>>>>
>>>>> Thank you,
>>>>> Adam
>>>>>
>>>>> --
>>>>> Founder, langolab.com
>>>>> a...@langolab.com
>>>>> Skype: aduston
>>>>>
>>>>
>> _______________________________________________
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>>
>
>
>
> --
> http://ericd.net
> Interactive design and development
> _______________________________________________
> Flashcoders mailing list
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> http://chattyfig.figleaf.com/mailman/listinfo/flashcoders
>



-- 
Founder, langolab.com
a...@langolab.com
Skype: aduston

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