[Bf-funboard] VSE proxies

[Knapp]

I would be willing to bet that your computer is shifting from ram to swap,
a very slow memory.
I would show a diagram of ram and swap usage and then to the load and watch
it.

On Sat, Aug 22, 2015 at 12:12 PM, Antony Riakiotakis <kalast at gmail.com>
wrote:

> Hi,
>
> Just for the record, bugs have a notorious tendency not to get fixed
> without a bug report and a reproducable crash case.
> If you make one for us I can guarantee it will get fixed if we can
> reproduce it.
> It sounds a bit like this is an out of memory issue, but hard to tell for
> sure.
>
> Not sure if generating proxies with sound is really useful (there is
> no sound proxy). What you want is just
> a movie in a lower resolution but this is just a low res
> export/render, not a proxy. It's just a different use case. Proxies
> are really meant to be used for fast reading from within blender.
> That's the use case, not hacking a quick export for other programs.
>
> You are asking for blender to be able to detect proxies with arbitrary
> names in arbitrary locations
> without doing this per strip. While ideally, we would bind a proxy to
> a resource (movie/image file) instead of a strip,
> I don't think that having such an arbitrary system is doable. Either
> you accept a specific name and directory structure
> and the program can use that to determine which proxy to use, or you
> assign the file to the resource explicitly.
>
> On 22 August 2015 at 12:03, maximo remedios <maximoremedios at gmail.com>
> wrote:
> > Hi,
> >
> > Thanks for your replies. Well if it's a bug and if it's something that
> > eventually be fixed, great. For info I can import maximum ten 4K files
> at a
> > time and when you do so, blender freezes for 30 secondes (not responding)
> > and eventually unfreezes and you'll see the files in the VSE and only
> then
> > you can select image files to generate proxies in a batch way. I have
> > nearly 200 files to generate proxies from everytime I do some editing
> with
> > Blender so now it's quite a tedious task to generate proxies ten files by
> > ten files. Tha's why I was looking for alternative external solutions for
> > low res/proxies. I'd be happy if one day I can import 200 files at a time
> > and in one batch tell blender to generate proxies.
> >
> > I'd like to suggest if I may that blender proxies have similar file names
> > to the high res file and that an option enables you to generate proxies
> > with sound if one wishes.  Here is why: when you're editing a documentary
> > or any project where more than one person is involved, the ability to
> watch
> > the low res proxies outside of blender file names identical to the high
> res
> > file is an advantage because it means that you can watch these low res
> > files with any software on any device, email them if you want, they
> become
> > a precious collaborative tool. Other situation where proxies with correct
> > files names and sound can be usefull: just image you want to watch all
> the
> > footage you shot in low res on a tablet while you're in public
> > transportation. Blender proxies have no sound and the name of the files
> is
> > proxy_25 or proxy_50, etc...So you cannot use these low res files outside
> > of blender. If you want to rate files on a tablet while you're in public
> > transportation or on a computer that doesn't have blender installed on,
> you
> > can't do that with blender proxies. For these reasons,  if blender
> proxies
> > had similar files names to the high res file and if there was an option
> to
> > generate proxies with sound it would be really usefull. And if this too
> > complicated, the ability to tell Blender to use proxy files generated
> > outside of Blender without having to give the right path for each file
> > would be fantastic: such folder has proxies, in such folder, low res
> files
> > have identical file names to the high res files, blender would
> > automatically connect low and high res files.
> >
> > Best
> >
> >
> >
> > On Fri, Aug 21, 2015 at 6:07 PM, Bassam Kurdali <bassam at urchn.org>
> wrote:
> >
> >> You can in fact generate them outside of blender, just give them the
> >> right path, name etc. For instance:
> >>
> >> <evilhack>
> >> I use this to proxy exrs with transparency into .tgas with transparency
> >> using pillow, and then rename them to .jpgs... presto: transparent
> >> proxy image sequences ....
> >> </evilhack>
> >>
> >>
> >>
> >> On Fri, 2015-08-21 at 18:59 +0300, Antony Riakiotakis wrote:
> >> > Hi, if blender crashes generating proxies, it's a bug and it should
> >> > be fixed.
> >> > Even thought this is done in a seperate thread than the main
> >> > application, it still uses just one thread to do the job (admittedly
> >> > it could handle many proxies at once)
> >> > You can explicitly set proxies in blender also in many ways (custom
> >> > file, custom directory per project etc). I don't see how generating
> >> > them outside blender will help in any way really.
> >> >
> >> > On 21 August 2015 at 18:24, maximo remedios <maximoremedios at gmail.com
> >> > > wrote:
> >> > > Hello,
> >> > >
> >> > > Generating multiple proxies at once is possible now in Blender but
> >> > > challenging, you cannot import 200 files in the VSE and ask Blender
> >> > > to
> >> > > generate proxies, if you do so it will crash. Many free apps can
> >> > > generate
> >> > > low res video files in a batch way. The best solution would be to
> >> > > generate
> >> > > proxy files outside of Blender in a batch way and back in Blender
> >> > > link all
> >> > > the high res files to the low res files. Telling blender, such
> >> > > directory
> >> > > has the proxies (generated outside of blender), use them (without
> >> > > having to
> >> > > rebuild proxies). As far as I know this isn't possible?
> >> > >
> >> > > Thank you
> >> > > _______________________________________________
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-- 
Douglas E Knapp, MSAOM, LAc.