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MyAGzenphoto   14-11-2017, 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   14-11-2017, 15:25
#62

Use some photo editing software… resizing images is really nothing that specific…

Member
Member
MyAGzenphoto   22-11-2017, 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   22-11-2017, 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   22-11-2017, 15:52
#65

Do you mean, I loose some quality and I have less compression ?

Administrator
Administrator
acrylian   22-11-2017, 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   22-11-2017, 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   22-11-2017, 17:31
#68

If these are important images I would probably keep the original tiffs locally.

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