[Cin] TODO lines in tex?

[Andrew Randrianasulu]

вс, 27 авг. 2023 г., 01:13 Andrew Randrianasulu <randrianasulu at gmail.com>:

>
>
> вс, 27 авг. 2023 г., 01:01 Andrew Randrianasulu <randrianasulu at gmail.com>:
>
>>
>>
>> вс, 27 авг. 2023 г., 00:56 Stefan de Konink via Cin <
>> cin at lists.cinelerra-gg.org>:
>>
>>> On Saturday, August 26, 2023 11:26:17 PM CEST, Andrew Randrianasulu via
>>> Cin
>>> wrote:
>>> > Also, can illustrative pngs be compressed (lossy) with pngquant
>>> utility? It
>>> > makes paletted pngs. Not sure how various pdf viewers will react to
>>> that
>>> > ....
>>>
>>> I would first suggest to find out if PNG support is even part of the
>>> regular PDF options. Some suggests not, some suggest 256 colors are
>>> (without transparency).
>>>
>>
>>
>> this file from ~2008 suggest pdf can have jpeg variants or zip
>> compression for "streams" with some pre-filtering?
>>
>> https://tug.org/TUGboat/tb30-3/tb96szabo.pdf
>>
>> here is github:
>>
>> https://github.com/pts/pdfsizeopt
>>
>> warning, contain python 2.x
>>
>> there are other tools using perl + ghostscript.... Or even something with
>> dotnet!
>>
>
> And slightly down the line:
>
> https://gitlab.mister-muffin.de/josch/img2pdf
>
> ===
> For JPEG, JPEG2000, non-interlaced PNG and TIFF images with CCITT Group 4
> encoded data, img2pdf directly embeds the image data into the PDF without
> re-encoding it. It thus treats the PDF format merely as a container format
> for the image data. In these cases, img2pdf only increases the filesize by
> the size of the PDF container (typically around 500 to 700 bytes). Since
> data is only copied and not re-encoded, img2pdf is also typically faster
> than other solutions for these input formats.
> ====
>
> as found via this stackowerflow:
>
>
> https://stackoverflow.com/questions/14220221/how-to-insert-transparent-png-in-pdf
>
> thing is, I have no idea yet if latex2pdf can use any of this ....
>

https://tex.stackexchange.com/questions/45498/choosing-whether-to-include-pdf-or-png-in-pdflatex

this answer suggest you can use pdf instead of png. I wonder if pdf in
question can be one generated by img2pdf ?


>
>
>> But I guess html version can benefit from smaller pngs too?
>>
>>
>>> --
>>> Stefan
>>> --
>>> Cin mailing list
>>> Cin at lists.cinelerra-gg.org
>>> https://lists.cinelerra-gg.org/mailman/listinfo/cin
>>>
>>
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