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Member
Member
MyAGzenphoto   2017-11-14, 15:20
#61
Hello,
OK. I am more concerned with the tiff problem.
About tiff conversion tools, can you advice me ?
Best Regards.

Giuseppe Angelini
Administrator
Administrator
acrylian   2017-11-14, 15:25
#62
Use some photo editing software… resizing images is really nothing that specific…
Member
Member
MyAGzenphoto   2017-11-22, 13:53
#63
Hello,
I wrote a script to convert my tiff files to jpeg files.
I am just wandering if there is a risk to lose some resolution.
Here is my script:

#!/bin/bash
#for f in $(find -name *.tif); do echo "Converting $f"; convert "$f" "$(basename "$f" .tif).jpg"; done
for f in *.tif; do echo "Converting $f"; convert "$f" "$(basename "$f" .tif).jpg"; done
mv *.jpg ../JPG/.

assuming the script is in my TIF directory and that ../JPG exists.
For Exemple:
/home/giuseppe/TIF ( tif files location)
/home/giuseppe/JPG ( jpg files location)

I thing this way I have a solution concerning my old tif files.


Best Regards.

Giuseppe Angelini

Administrator
Administrator
acrylian   2017-11-22, 15:40
#64
If you don't change the resolution, you would not loose it. I don't think that your script does that but I am not familar with the scrip tlanguage you used. But you might loose quality as jpg is generally lossy compress while tiff is not.
Member
Member
MyAGzenphoto   2017-11-22, 15:52
#65
Do you mean, I loose some quality and I have less compression ?
Administrator
Administrator
acrylian   2017-11-22, 16:31
#66
Not necessary, jpeg has smaller files but lossy compression if compressed. An uncompressed jpeg is bascially as good as a tiff. But the point of using jpgs is compression to get smaller files.
Member
Member
MyAGzenphoto   2017-11-22, 16:51
#67
Hello,
That's fine. Then it is not an error to convert all my old Tif files to jpg files and delete the old tif files keeping only the new jpg files that I will load in my zenphoto database.

Best Regards.

Giuseppe Angelini
Administrator
Administrator
acrylian   2017-11-22, 17:31
#68
If these are important images I would probably keep the original tiffs locally.
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