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RAW and JPEG question
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Jun 12, 2019 21:51:10   #
Amadeus Loc: New York
 
Yeah cucharared I agree. I just started playing with RAW images, but up until now I did exactly as you do. I "save as" and sometimes I have maybe 2 or 3 save as. Always keeping the original jpg.

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Jun 12, 2019 22:05:52   #
Picture Taker Loc: Michigan Thumb
 
I guess RAW is better if you really have to fix a picture and JPG is good if you take a good picture.
RAW is in the fixing and JPG is it is either good in the take in. OR use RAW

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Jun 12, 2019 22:08:46   #
davyboy Loc: Anoka Mn.
 
Streets wrote:
Keep on doing the right thing my fellow traveler. Processing a raw image is similar to chrome plating a turd. It may be shiny but it still stinks. Have you noticed that those in favor of raw tend to bloviate on the subject while jpegers tend to be brief and concise? Could it be that their replies are overly complex to the point which they themselves become confused?


đź‘Ť

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Jun 12, 2019 22:11:53   #
anotherview Loc: California
 
Adobe keeps adding features and functions to Adobe Camera Raw, to the point now where a photographer can do most of the processing of a photograph in it.

Scott Kelby puts it this way: Fix it in Camera Raw and finish it in Photoshop.

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Jun 12, 2019 22:12:53   #
ronpier Loc: Poland Ohio
 
CHG_CANON wrote:
You seem to be a youngling. At Burger King, you can have the hamburger anyway you want:

Have it your way, have it your way! Have it your way at Burger King!
Hold the pickles, hold the lettuce;
special orders don't upset us.

All we ask is that you let us serve it your way...
We can serve your broiled beef Whopper
fresh with everything on topper.

Anyway you think is proper; have it your way...


Haven’t heard that jingle in years or maybe I just haven’t gone to BK in years.

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Jun 12, 2019 22:16:52   #
smf85 Loc: Freeport, IL
 
Ysarex wrote:
Supposedly: https://hasselblad-com.cdn.prismic.io/hasselblad-com%2F32fac964-9bc0-403a-8563-c072fad03559_x1d-50c-datasheet_en_v2.pdf

However you are correct to resist attempts to draw a comparison between 8 bit RGB images and XX bit raw files. They're both bits but they're not equivalent measures. Any comparison beyond one stores data and so does the other is most likely misleading. To suggest that the raw file holds more data because XX is bigger than 8 is most certainly misleading.

Joe
Supposedly: https://hasselblad-com.cdn.prismic.io/... (show quote)


It’s 14 bit data in a 16 bit word - like most systems. This a function of the sensor used. The outputted image data comes as 14 bit.

However the camera processor does do 16 bit arithmetic to create the outputted raw file. Yes a lot goes on before you get an outputted file. RAW is a misnomer - DNG is a better name. No one sees the real raw file - it’s unreadable until the camera processor gets done with it - if you dump it off you’ll have to process it yourself to see anything. It still has the most data possible from the image.

So jpeg is good for fast and easy or to get something from the camera out quickly. Raw/DNG is best to make art with.

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Jun 12, 2019 22:21:38   #
Toment Loc: FL, IL
 
dino21 wrote:
Please don't bite my head off for asking this. I know I am not knowledgeable as you folks are but here it goes..

I have read the advantages of shooting in RAW format and how in post processing it is then processed to your liking. My question is this....If I put a jpeg image in my software and start messing with the controls it also changes the look of the jpeg to where it seems like the jpeg can be changed to ones liking also...?? What am I missing? I shoot both RAW and jpeg and both seem to be processable in post production. Please don't throw the kitchen sink at me.....I am trying to educate myself.
Please don't bite my head off for asking this. I ... (show quote)

(DBTROP’s)
RAW has more info to work with and some photos need that extra info to look good.
Good luck!

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Jun 12, 2019 22:24:14   #
smf85 Loc: Freeport, IL
 
cdayton wrote:
There is a group that only shoots RAW, uses manual settings and prime lenses. They are purists and I admire them but life is too short to post process every image so I almost always shoot JPEG. I also tend not to underexpose by several stops. Also, I would challenge anyone to tell me which photos hanging on my walls were shot as JPEG vs RAW.


JPEG is a tool, RAW is a tool - the one that best enables your vision should be used. They are different, have different offerings, but one isn’t inherently better than the other.

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Jun 12, 2019 22:37:22   #
imagemeister Loc: mid east Florida
 
Some people need crutches (or THINK they do), some people have money and time to burn .....and some people are more easily satisfied and sleep well and live happily ever after - amen.
.

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Jun 13, 2019 01:45:04   #
TheShoe Loc: Lacey, WA
 
JohnSwanda wrote:
When you make adjustments in the camera with a JPEG you are stuck with them. When you process a RAW file nondestructively you can go back any time and change the settings. I have lots of images I shot as JPEG when I first started digital photography, and I wish I had shot RAW and could go back and process them again with the knowledge I have now.


You can also process a JPEG nondestructively. The problem with JPEGs is that its output has lost some data due to the compression algorithms. If you update a JPEG and replace the original when you save the file, more data is lost in the compression of the new file. For example, if you have a file xyz.jpeg some data from the original raw data has already been lost due to the original compression. If you update xyz.jpeg and save the result as xyz.jpeg (thus replacing the original file), the loss will be compounded. Re[peat that a few times and the loss of data will be readily apparent. The nondestructive method requires that you save any updated version as a different file id.

Your postprocessing requires that any edits of a raw file be saved as something other than a raw file. Because of that, you can always go back to the original file for subsequent updates. When you update a raw file, the common practice is for the PP software to save the updates in a separate file called a sidecar.

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Jun 13, 2019 02:05:28   #
Abo
 
dino21 wrote:
Please don't bite my head off for asking this. I know I am not knowledgeable as you folks are but here it goes..

I have read the advantages of shooting in RAW format and how in post processing it is then processed to your liking. My question is this....If I put a jpeg image in my software and start messing with the controls it also changes the look of the jpeg to where it seems like the jpeg can be changed to ones liking also...?? What am I missing? I shoot both RAW and jpeg and both seem to be processable in post production. Please don't throw the kitchen sink at me.....I am trying to educate myself.
Please don't bite my head off for asking this. I ... (show quote)


There' a proverb; "There's no such thing as a dumb question"... How many is a Brazilian?

So perhaps there is such a thing as a dumb question.

However your question is not dumb, anybody who would "throw a kitchen sink at" you
is a braying ass.

Anyway you've had 6 pages so far of good commentary and I don't need to add to that.

Warm wishes and welcome.

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Jun 13, 2019 08:20:27   #
Kaib795 Loc: Maryland, USA
 
Ysarex wrote:
How about an analogy:

You want a hamburger -- a really good one. You have two choices:

1) Start from scratch with the basic ingredients: Ground beef, bun of your choice, fresh onion red or white, tomato that you selected, condiments of your choice, charcoal grill or seared in bacon fat or both, etc. And when you're finished you have the perfect hamburger.

2) Buy a Big Mac and see if you can fix it.

Imagine a chef's school and the class beginning the day's lesson on how to make a hamburger. The instructor says, "Start by unboxing your Big Mac and remove the bun, next......

Joe
How about an analogy: br br You want a hamburger ... (show quote)


Ah, you've got me laughing! That was great. LOL

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Jun 13, 2019 08:36:06   #
BebuLamar
 
smf85 wrote:
It’s 14 bit data in a 16 bit word - like most systems. This a function of the sensor used. The outputted image data comes as 14 bit.

However the camera processor does do 16 bit arithmetic to create the outputted raw file. Yes a lot goes on before you get an outputted file. RAW is a misnomer - DNG is a better name. No one sees the real raw file - it’s unreadable until the camera processor gets done with it - if you dump it off you’ll have to process it yourself to see anything. It still has the most data possible from the image.

So jpeg is good for fast and easy or to get something from the camera out quickly. Raw/DNG is best to make art with.
It’s 14 bit data in a 16 bit word - like most syst... (show quote)


I have said in earlier post that I was not aware of any camera that has 16 bit RAW but it seems that the new Fuji GFX-100 does.

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Jun 13, 2019 09:09:30   #
davyboy Loc: Anoka Mn.
 
smf85 wrote:
JPEG is a tool, RAW is a tool - the one that best enables your vision should be used. They are different, have different offerings, but one isn’t inherently better than the other.


Your making way to much sense!đź‘Ť

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Jun 13, 2019 09:40:30   #
DirtFarmer Loc: Escaped from the NYC area, back to MA
 
smf85 wrote:
It’s 14 bit data in a 16 bit word...


If I were an engineer storing 20 million 14 bit data chunks I wouldn't add those two extra zeroes to make it into 16 bit words. It's not necessary. Computers are certainly capable of working with 14 bit words.

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