PDS to JPEG

andrew mackin

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Hi friends,

i would like to know if anyone can help me with changing a photo from PDS to JEPEG, photo was taken in RAW format i hav resized it with photoshop, & is now 2.6 MB. do i need to resize it smaller or is there another way to do this?
yours sincerly andy.
 
Why do you have to resize it? Are you going to be e-mailing it or posting it on the web? If it's a Photoshop file (a .PSD extension, by the way) just do a "Save For Web" in Photoshop. If it does have to be smaller in width/height, use Image/Image Resize and take it from there.
--
Dirck Harris
Bug chaser/Dragonfly hunter.
http://www.pbase.com/harry1/
 
Hi Dirck,
yes dirck i want to email the photo, the resize i done was W 800 H 500,
& is down from 12.5 MB to 2.5 MB, i will try to do it in photoshop though.
thanks for yr help.
yrs andy
 
In photoshop, use Save As and select JPG.

You may need to flatten first, especially if you have layers, and you may need to convert to 8 bits.

One option when you do the save as jpg is compression level. There you can reduce the size of the file by increasing the compression level.

--

The greatest of mankind's criminals are those who delude themselves into thinking they have done 'the right thing.'
  • Rayna Butler
 
Another thing you can try is Windows' own e-mail re-sizer.

1) Whilst in Photoshop, "Save as" a JPEG... choose a large file/small compression, say 12, then that file may be useful for other things, perhaps.

2) Outside of Photoshop, in Windows Explorer, open the folder containing the file and RIGHT-click on it. A group of files can be lassoed if you wish.

3) A contextual menu opens. LEFT click "Send To" and then select "Mail Recipient"

4) A wizard appears offering to resize you pictures for e-mail. I usually "choose more options" and select the middle size.

5) Having made your choice the wizard re-sizes the image(s), and opens a blank e-mail with the reduced files attached. The reduced files are new ones held in temporary storage within the e-mail program. None of your other files are touched.

This is how it works with XP. I would expect Vista to be similar.
I find this pretty convenient. Perhaps it can help you too.
--
Regards,
Baz
 
[Hi Dirck,
yes dirck i want to email the photo, the resize i done was W 800 H 500,
& is down from 12.5 MB to 2.5 MB, i will try to do it in photoshop though.
thanks for yr help.
yrs andy]

When you do the > image size, check the dots per inch (DPI) in the dialog box

It will need to be 96 DPI best to send via email or load onto the Internet.

800 pixels wide by 600pixels high will be around 150 kilobytes.
 
It will need to be 96 DPI best to send via email or load onto the
Internet.
DPI file settings are irrelevant for on-screen display. If the recipient will be printing the image, then DPI should be set accordingly.
800 pixels wide by 600pixels high will be around 150 kilobytes.
Depending on image content and compression level used, the file size could be anywhere from 30K to 400K
 
When you do the > image size, check the dots per inch (DPI) in the
dialog box

It will need to be 96 DPI best to send via email or load onto the
Internet.

800 pixels wide by 600pixels high will be around 150 kilobytes.
Congratulations, completely misleading and confusing.

Both DPI and print size are completely irrelevant to emailing, to viewing images on screen at 100% or filling the screen, to internet, to putting on a webpage. They only have any significance in DTP and in printing, and even there these settings are often overriden.

In order to make something appear suitably big or small on (say) a website, it has to have a suitable number of pixels. This also reduces the file size to something smaller and more suitable for emailing.

The simplest and best way to resize an image down to 800x600 pixels, say, is to ignore the resolution, ignore the print size, put ticks in the "resample" box and in the "constrain proportions" box, then in the Pixel Dimensions boxes type in how many pixels wide you want the image to be. The height is set automatically to match.

Then use "Save As" and choose JPG as the file type. Quality setting 6 is "convenience" photo quality, 9 is plenty for most purposes (we're talking about a small email-friendly file here, not a high resolution wonder).

RP
 

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