[Bug 790752] msdk: supports bufferpool

GStreamer (GNOME Bugzilla) bugzilla at gnome.org
Tue Feb 13 07:31:46 UTC 2018


https://bugzilla.gnome.org/show_bug.cgi?id=790752

--- Comment #107 from Hyunjun Ko <zzoon at igalia.com> ---
(In reply to Ishmael Visayana Sameen from comment #91)
> > Strange!, We should compare with msdk sample applications.
> > 
> > I have a guess,  we don't do the "DecodeHeader" before querying for required
> > IO surface, instead, we just fill the mfxVideoParam manually and there could
> > a possibility that we are not providing all the information needed. But it
> > is fine for now, We can fix this later (both decoder and encoder require a
> > bunch of fixes I believe). Would be nice to file a bug to keep track of this.
> 
> Jeez, everything can be easily guessed when you have such a good reference
> :) Your guess is right.

Hmm but current sample code in MediaSDK also require over 20 surfaces even
though it calls DecodeHeader.
That's still what is confusing me.

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