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Rendering for Whatsapp

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alantygel
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Rendering for Whatsapp

Wed Apr 06, 2016 2:12 pm
Hi,

What is the best rendering configuration for sharing videos on Whatsapp?

all the best,
alan
capslock
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Re: Rendering for Whatsapp

Thu Apr 07, 2016 7:10 am
To achive what?

Best quality?
Best (=smallest) filesize?

Choose your Best target and we can help - you can't have both.
TheDiveO
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Re: Rendering for Whatsapp

Thu Apr 07, 2016 7:45 am
@capslock: I will, of course, always take both xD
capslock
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Re: Rendering for Whatsapp

Thu Apr 07, 2016 9:54 am
Yeah... Me too. :-)

For video sharing via a cloud service, I am using h.264, slow profile and quality setting 24. That settings result in about 23 MB for almost 4 minutes of 720p video with 128kb/s audio. But for me this is too much data for WhatsApp usage. So, setting quality to higher values (less quality) and reducing the image (e.g. 854x480) size will make the final result even smaller.

If small enough? alantygel has to decide. I am always sceptical on "the best" threads... Everyone has a different understanding of "best" that's why they sometimes never end...
TheDiveO
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Re: Rendering for Whatsapp

Thu Apr 07, 2016 5:34 pm
It also may heavily depend on footage. For instance, diving videos look ugly with too much compression because of the many similar colors. If these get lumped together then you get big uniformly filled areas that look highly unnatural.
Inapickle
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Re: Rendering for Whatsapp

Thu Apr 07, 2016 7:01 pm
I've never used WhatsApp, but (being the curious type) I did a little search and it would appear that the maximum upload file size is 16MB, - if your video is larger than that it gets re-compressed i.e. - quote "gets encoded into a compressed format according to the algorithm they have written for the app" - whatever that is.

http://stackoverflow.com/questions/2557 ... e-whatsapp

So if you want to avoid re-compression, which you surely do, you need to keep the file size under 16MB.

Edit: Actually, according to this, the file size limit can be set to a maximum of 30MB:

https://www.youtube.com/watch?v=fcRuhHUkpCk

...and even higher than that with some jiggery-pokery:

https://www.youtube.com/watch?v=KSLzSfx ... tml5=False
TheDiveO
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Re: Rendering for Whatsapp

Fri Apr 08, 2016 4:11 am
So ... WhatsThat is the SMS/Twitter for video, eh?


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