Thread-topic: Codecs info and exportcomponent settings
I am further now but I am running out of time: Do I have to look into
the SCExtendedProcs structure to have acces to the custom settings of a
codec?
Thanks
Olivier
> -----Original Message-----
> From: quicktime-api-bounces+olivier=email@hidden
> [mailto:quicktime-api-bounces+olivier=email@hidden]
> On Behalf Of Olivier Bataille
> Sent: 25 mai 2006 03:13
> To: email@hidden
> Subject: RE: Codecs info and exportcomponent settings
>
> I have a better understanding of all this now so I can simplify my
> question:
>
> I realize that all compressors have common parameters like
> framerate, spatial quality, etc. It seems that I can set them
> by using 'MovieExportGetSettingsAsAtomContainer', retrieve
> the atoms that store the SpatialSettings, temporalSettings
> and DataRateSettings, set them and put them back.
> Here is a link that I found useful:
> http://developer.apple.com/qa/qa2001/qa1147.html
>
> But I have still an openned question: How can I know about
> the unique parameters of a codec and set them? For instance
> in the Quicktime application, if you try to export 'Movie to
> Quicktime Movie' and go in the video settings, there is this
> option button that display a different dialog box for each
> codec (Tiff, sorenson, 3ivx is you installed it,
> etc.) and allow you for some of them to set new parameters.
> So how can I retrieve these options and how can I set them?
>
> Thanks a lot for your help, I am really stuck from now!
>
> Olivier
>
> > -----Original Message-----
> > From: quicktime-api-bounces+olivier=email@hidden
> > [mailto:quicktime-api-bounces+olivier=email@hidden]
> > On Behalf Of Olivier Bataille
> > Sent: 25 mai 2006 00:07
> > To: email@hidden
> > Subject: Codecs info and exportcomponent settings
> >
> > Hi,
> > Here is what I would like to achieve:
> > 1) I would like to retrieve the list of available codecs on the
> > computer with all their params (to display them to the user). Note
> > that I may need more params, I still don't know, see below:
> >
> > 2) I would like also to implement a transcode method to
> allow my user
> > to specify one file and export it to another file, given some
> > parameters that he can specify with the info he picked with feature
> > described in 1). Actually I have written this except the parameter
> > part. For now I am explicitally choosing the export component for
> > hinting. To achieve this I have read about Import/Export
> components.
> > But now I am lost regarding the parameters to set...
> >
> > Can someone point me in the good direction for this two points?
> >
> > Thanks a lot,
> >
> > Olivier
> >
> > -- Olivier Bataille
> > -- Project Manager
> > -- Integration New Media, Inc. (INM)
> > -- +1 514 871 1333
> > -- www.INM.com
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