[FFmpeg-devel] support multipage TIFFs

Michael Niedermayer michaelni
Tue Aug 11 14:40:32 CEST 2009

On Mon, Aug 10, 2009 at 06:14:12PM -0400, Justin Ruggles wrote:
> Justin Ruggles wrote:
> > Michael Niedermayer wrote:
> > 
> >> On Sun, Aug 09, 2009 at 05:56:39PM +1000, Peter Ross wrote:
> >>> $subject.
> >> what are multipage tiffs?
> >> are the individual tiffs frames of a video or could they be considered
> >> seperate?
> >> if a video, can they be seperated by a parser
> >> if not, is avpkt.pts/dts reset appropriately?
> > 
> > The only use I've seen is for documents.  We have a
> > copier/printer/scanner at work that will scan a document as a multipage
> > TIFF and email it.  It also does PDF, which is what we normally use, but
> > the TIFF option is there too.
> Come to think of it, I have seen another use.  I believe that some (but
> not all) raw digital camera TIFF-derivative formats use the multipage
> feature for thumbnail(s).

and thumbnails dont belong in the same AVStream as the vifdeo because they
are not just another frame of the video

Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

In fact, the RIAA has been known to suggest that students drop out
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settlements. -- The RIAA
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