[Matroska-devel] Enforcing 32-bit alignment of dwSequenceHeader in MPEG2VIDEOINFO Structure

Tom Altamer tom.altamer at gmail.com
Tue Oct 14 23:13:13 CEST 2008


Thanks. Will wait for that...

On Tue, Oct 14, 2008 at 5:13 AM, Михаил Мацнев <mike at haali.net> wrote:

>  Tom Altamer wrote:
> >   I am using Haali splitter to source compressed video data to our Video
> > Decoder card. The driver for the card is an AVStream mini-driver which
> > will appear as Directshow decoder through KSProxy. I have observed that
> > whenever Haali splitter gives a sequence header, the size of which is
> > not a multiple of 4 byte the KSProxy refuses to establish connection. I
> > have seen similar problem in MP4 Splitter of Media Player Classic but it
> > was resolved when we fixed to give a sequence header size of 4 byte
> > multiple by zero padding. The DirectShow documentation states sequence
> > header should have 32-bit alignment.
> >
> >   It was a very easy fix in MP4 splitter but unfortunately I could not
> > do the same with Haali splitter (no source code available). I was
> > wondering that whether we can have a release of Haali Splitter with this
> > fix which would make it work with hardware video accelerators using
> KSProxy.
> No problem, I'll include the padding in the next release.
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