Chuck and C.H.,
The Tulip "zit" is now gone!
http://gallery.leica-users.org/v/OldNick/Friday+Tulip.tif.html
Thanks for the help.
Jim Nichols
Tullahoma, TN USA
----- Original Message -----
From: "Jim Nichols" <jhnichols@xxxxxxxxxxxxx>
To: "Olympus Camera Discussion" <olympus@xxxxxxxxxxxxxxxxx>
Sent: Saturday, March 26, 2011 11:59 AM
Subject: Re: [OM] IMG: Friday Tulip - Jim N.
> Thanks for the clarification, C.H. When I save jpegs, I normally use
> level
> 12 in PS Elements unless the destination places a limit on file size.
>
> So, it appears that I can convert to 8-bit and do a final cleanup of my
> images without losing any quality in the displayed image. That helps me
> in
> my decision making.
>
> Jim Nichols
> Tullahoma, TN USA
> ----- Original Message -----
> From: "C.H.Ling" <ch_photo@xxxxxxxxxxxxx>
> To: "Olympus Camera Discussion" <olympus@xxxxxxxxxxxxxxxxx>
> Sent: Saturday, March 26, 2011 11:51 AM
> Subject: Re: [OM] IMG: Friday Tulip - Jim N.
>
>
>> Our monitor can only display 8 bit information (24 bit RGB). TIFFs are
>> mostly non compressed (and not compress very well), JPEG is compressed
>> image, some informations are lost during the compression. In many cases
>> the
>> quality loss is very little unless you use very high compression rate. I
>> use
>> level 11 in PS, I cannot distinguish its quality from TIFF.
>>
>> C.H.Ling
>>
>> ----- Original Message -----
>> From: "Jim Nichols" <jhnichols@xxxxxxxxxxxxx>
>>
>>
>>> Hi Chuck and C.H.,
>>>
>>> The images that I post are placed in the Leica Users Group (LUG)
>>> gallery,
>>> which will accept either tiff or jpeg images. The tiff image files are
>>> much
>>> larger than the jpegs, hence I concluded that they contained more
>>> details,
>>> etc. In looking at the images that I have posted recently, the tiff
>>> images
>>> "appear to me" to be of better quality. Perhaps this is just a
>>> perception
>>> that I have. For that reason, I have sometimes resisted changing them
>>> to
>>> 8-bit for final touch up.
>>>
>>> Am I mistaken? Do our monitors and prints show only what would exist in
>>> an
>>> 8-bit image? I'm not enough of a techie to know how to evaluate this.
>>>
>>> I also save all of my RAW files, so I can, and sometimes do start over
>>> when
>>> I don't like my work in post-processing.
>>>
>>> Jim Nichols
>>> Tullahoma, TN USA
>> touch pixel brightness levels
>>>>>> except for final sharpening at print resolution.
>>>>>>
>>>>>> If neither your display nor prints can show the 16-bit
>>>>>> color/luminosity
>>>>>> detail why keep it?
>>>>>>
>>>>>> Chuck Norcutt
>>>>>>
>>>>>>
>>>>>> On 3/25/2011 6:04 PM, Jim Nichols wrote:
>>>>>>> Thanks, Chuck. I have had a busy day, but saw that after I put it
>>>>>>> up.
>>>>>>> I'm
>>>>>>> torn, at times, between the need to edit, which, in my case means
>>>>>>> going
>>>>>>> to
>>>>>>> an 8-bit image, or the desire to retain more detail in a 16-bit tiff
>>>>>>> image.
>>>>>>> Lately, when I can, I have been going with the tiff.
>>>>>>>
>>>>>>> Jim Nichols
>>>>>>> Tullahoma, TN USA
>>
>> --
>> _________________________________________________________________
>> Options: http://lists.thomasclausen.net/mailman/listinfo/olympus
>> Archives: http://lists.thomasclausen.net/mailman/private/olympus/
>> Themed Olympus Photo Exhibition: http://www.tope.nl/
>>
>>
>
>
> --
> _________________________________________________________________
> Options: http://lists.thomasclausen.net/mailman/listinfo/olympus
> Archives: http://lists.thomasclausen.net/mailman/private/olympus/
> Themed Olympus Photo Exhibition: http://www.tope.nl/
>
>
--
_________________________________________________________________
Options: http://lists.thomasclausen.net/mailman/listinfo/olympus
Archives: http://lists.thomasclausen.net/mailman/private/olympus/
Themed Olympus Photo Exhibition: http://www.tope.nl/
|