Re: [NTG-context] Which Image quality should I use ?

2014-07-15 Thread Hans Hagen
On 7/15/2014 7:03 PM, Peter Münster wrote: On Sun, Jul 13 2014, Pol Stra wrote: I can be done automatically for example by using this module: http://modules.contextgarden.net/grph-downsample Thank you, it looks interesting. Is there a documentation somewhere or could you provide an example ab

Re: [NTG-context] Which Image quality should I use ?

2014-07-15 Thread Aditya Mahajan
On Tue, 15 Jul 2014, Peter Münster wrote: There is also an old module t-degrade.tex but I don't know, if it still works with recent ConTeXt versions. It is possible to create a wrapper around t-filter to provide the functionality of t-degrade and/or grph-downsample, so that one could use:

Re: [NTG-context] Which Image quality should I use ?

2014-07-15 Thread Peter Münster
On Sun, Jul 13 2014, Pol Stra wrote: >> I can be done automatically for example by using this module: >> http://modules.contextgarden.net/grph-downsample > > Thank you, it looks interesting. Is there a documentation somewhere or could > you provide an example about how to use it ? Hi, Here an e

Re: [NTG-context] Which Image quality should I use ?

2014-07-13 Thread Joshua Krämer
On 2014-07-12, 14:58, Pol Stra wrote: > I wonder, what can I do to reduce the size of those files while > keeping a printable quality document? Besides reducing the resolution, you can reduce the number of colours used in a PNG picture, which is called colour quantization. For example, we can di

Re: [NTG-context] Which Image quality should I use ?

2014-07-13 Thread Henning Hraban Ramm
Am 2014-07-12 um 18:58 schrieb Pol Stra : > I wonder, what can I do to reduce the size of > those files while keeping a printable quality document? For color or greyscale pictures that are (like) photos, 150 dpi in final size is mostly enough, even for quality offset printing. „In final size“

Re: [NTG-context] Which Image quality should I use ?

2014-07-13 Thread Pol Stra
Le samedi 12 juillet 2014, 16:14:25 Peter Münster a écrit : > On Sat, Jul 12 2014, Pol Stra wrote: > > I think I should do something like: > > `convert -density 300 input.png -resize AAAxBBB output.png` > > > > but I don't know if it’s the good way to do it > > Hi, > > I can be done automaticall

Re: [NTG-context] Which Image quality should I use ?

2014-07-12 Thread Peter Münster
On Sat, Jul 12 2014, Pol Stra wrote: > I think I should do something like: > `convert -density 300 input.png -resize AAAxBBB output.png` > > but I don't know if it’s the good way to do it Hi, I can be done automatically for example by using this module: http://modules.contextgarden.net/grph-down

[NTG-context] Which Image quality should I use ?

2014-07-12 Thread Pol Stra
Hello everyone, this is a question a little out of topic, but I think there are here people used to this concerns who can give me an answer. I have several images I want to put in my document: $-> mediainfo "mypicture.png"