Of course GIMP can open jp2 files. Where did you hear that it cannot?
On Sat, Oct 3, 2015 at 9:53 AM, Neal Weissman <nweis...@gmail.com> wrote:
> i solicited the gimp forum because I thought that gimp might open the .jp2
> files, but we are indeed digressing from the purpose of this forum. my
> tablet does not have an external keyboard and the touchpad keyboard lacks
> many keys found on a physical keyboard - ESC is absent in particular. i
> also don't have a physical mouse. as you say, this discussion has
> progressed well beyond the purpose of this forum so i will make do with
> your helpful suggestion that i should not be using "slideshow." Thank you
> for your help. however, i will tell you that i have invoked 'add all' and i
> do see the content of the first few pages *only* - and only in full screen
> - by tapping the screen.
> /s/ Neal Weissman
> On Sat, Oct 3, 2015 at 2:31 AM, Bob Long <b...@oblong.com.au> wrote:
>> Neal Weissman wrote on 03/10/15 15:00:
>> > i've attached a .png screen capture; hopefully you can see it.
>> > you can see that the .gz unzipped to 517 .jp2 files. i can only reason
>> > to deal with these 517 sequential files as a slideshow .. can you think
>> > of another way?
>> We are getting off topic here for a GIMP list, anyway...
>> A slideshow does not seem to be the way to do it. There is no guarantee
>> that you will have finished reading the page before the next image appears.
>> Simply open the first "page" (or the page you are up to) of the book as
>> a single image in Irfanview. Not as a slideshow. Then when you have read
>> the page there should be left/right arrows on a toolbar. Or, use
>> left/right arrows on the keyboard.
>> Show us a screen shot when you open that first image.
>> But I see you have selected the slideshow without automatic timed
>> advance, so it should work that way.
>> Once you start the slideshow, do you actually see the content of the
>> Have you done "Add all" to select all the images for the slideshow?
>> > i can see no way to display a slide show other than 'fullscreen';
>> > fullscreen seems to be the only way that irfanview will display a
>> > slideshow. but fullscreen obliterates access to the the touchpad
>> > keyboard and the iv toolbar and obliterates access to almost everything:
>> > the only option that i can still control is 'shutdown' and 'restart'!
>> > ... nor do i have a mouse.
>> Again, what device are you using? Is it some sort of tablet without
>> physical mouse or keyboard?
>> > although i repeatedly opted for it, the toolbar does not contain the
>> > buttons for 'next page' and 'previous page' - even if i were able to
>> > access it.
>> When you say you don't have a mouse, do you mean you don't see a mouse
>> pointer when in full screen? That's possible. Hitting the "ESC" key
>> should exit slideshow mode, I think.
>> Bob Long
>> > /s/ Neal Weissman
>> > On Fri, Oct 2, 2015 at 7:33 PM, Bob Long <b...@oblong.com.au
>> > <mailto:b...@oblong.com.au>> wrote:
>> > Neal Weissman wrote on 03/10/15 02:32:
>> > > irfanview is indeed lauded for being plenary but i haven't had
>> > > with it: irfanview's toolbar should as you say contain a “proceed
>> to the
>> > > successor page” button but i don't see it - i only see a “progress
>> > > the next *file* ” button. also, the toolbar appears only in one or
>> > > views - the default view is full screen which does present the
>> > I don't understand your distinction between successor "page" and
>> > You say your "book" consists of many images, one per page. As far as
>> > image editors/viewers are concerned, an image is a file (ignoring
>> > complications like layers).
>> > I've never known Irfanview to default to starting full screen, but
>> it is
>> > an option in the preferences, anyway.
>> > Even when you are in full screen, the left and right keyboard arrows
>> > navigate backwards/forwards to the next image in the directory.
>> > Attempting to read a book by individual images seems to be the root
>> > problem. Perhaps try converting them to something like an .epub
>> > format and then use an e-book reader. I've not ever done that from
>> > images, but there are converters out there. But even that will have
>> > difficulties, given the text will not be able to flow to suit screen
>> > size.
>> > > and iv is most unfriendly to touchpad keyboards. thus, iv has thus
>> > > been of no use to me although it was one of the first that i tried
>> > > that's why i'm still searching. (btw, many softwares - including
>> > > Windows! and Google's Gmail- are inconsiderate of touchpad
>> > Can't help you there. What exactly is the device you are using?
>> > --
>> > Bob Long
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