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Re: avi writing ? (xsize) [message #40026 is a reply to message #40018]

Sun, 04 July 2004 14:34

Mark Hadfield
Messages: 783
Registered: May 1995

Senior Member

R.G. Stockwell wrote:
> I have a routine that creates avi using the IDLtoAVI.dll.
> Sometimes the resulting output is slnated in an odd manner,
> as if I had specified the wrong "xsize", and the image had
> wrapped around. So the resulting avi is garbage.
>
> For instance, an xsize=478 will result in this slanted output.
>
> What are the valid xsizes for building AVIs?

It depends on the codec. Many require that both dimensions be multiples
of 2, some require multiples of 4. The latter works for all codecs I
have tried (and I have tried quite a few).

--
Mark Hadfield "Ka puwaha te tai nei, Hoea tatou"
m.hadfield@niwa.co.nz
National Institute for Water and Atmospheric Research (NIWA)

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[Message index]

		Re: avi writing ? (xsize) By: David Fanning on Wed, 07 July 2004 08:33
		Re: avi writing ? (xsize) By: Haje Korth on Wed, 07 July 2004 07:56
		Re: avi writing ? (xsize) By: Mark Hadfield on Tue, 06 July 2004 15:33
		Re: avi writing ? (xsize) By: R.G. Stockwell on Tue, 06 July 2004 09:09
		Re: avi writing ? (xsize) By: Mark Hadfield on Sun, 04 July 2004 14:34
		Re: avi writing ? (xsize) By: R.G. Stockwell on Sat, 10 July 2004 12:49
		Re: avi writing ? (xsize) By: Haje Korth on Wed, 07 July 2004 13:20

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