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Re: MPEG2 SSG mpeg2v12 reports "zero file size"

On Mon, Jun 07, 2004 at 11:01:44AM -0400, Larry Hall wrote:
>At 06:02 AM 6/7/2004, you wrote:
>>The mpeg2 codec (mpeg2v12 from MPEG2 SSG
>> used to work fine on cygwin 1.5.5
>>.  But when I upgrade to cygwin1.dll, the program always report
>>something like "zero file size".
>>After spending a lot of time tracing the source, I found that it goes
>>wrong when it rewind the video bitstream the 3rd time in main().  If I
>>fix the rewind problem, things go wrong in other part of the program.
>>Since it works well in 1.5.5, I wonder there's something wrong with
>>cygwin kernel.  Could anybody tell me why or how to fix the problem on
>>newer kernels?
>You mean beyond the obvious course of action (i.e.  debugging)?  Well,
>I'd recommend checking 1.5.10 since it's the current release.  If that
>doesn't resolve the issue, I suppose you could try a snapshot to see if
>the problem has been caught and resolved after the release (though you
>may see other problems since snapshots at this point are the result of
>active and ongoing development, with very little testing).  Otherwise,
>your best bet is to build the Cygwin DLL and debug into it as needed.

And, there's always the "old reliable" .

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