3
votes
Which non-raw formats have the same capabilities as raw?
Doing some digging on the Interwebs, it all comes down to purpose and what each one is.
A RAW file is a record of sensor data, all of it.
A TIFF file is a processed image that no longer contains all ...
3
votes
Accepted
Converting .CR2 raws to non-raw image format with ImageMagick mogrify makes images warm
You're never seeing "THE raw image" on your screen. What you're seeing is a conversion of the raw data into a demosaiced color image with white point, black point, white balance, contrast ...
- 175k
2
votes
Megapixels vs Compression Artefacts
More and Less.
More artifacts because there's more pixels to have compression artifacts. If 1% of an image is artifacts, 1% of a bigger image is more than 1% of a smaller image in terms of number of ...
- 412
2
votes
Accepted
Backup compression that takes into account similarities between images?
A few suggestions:
Max out the dictionary size option on the compression tool you use. This allows more internal re-use of common sequences found in the data. It can waste space on a few small text ...
- 412
2
votes
What is a .webp file?
WebP is a raster graphics file format developed by Google intended as
a replacement for JPEG, PNG, and GIF file formats. It supports both
lossy and lossless compression,[8] as well as animation and ...
- 11.5k
1
vote
Which non-raw formats have the same capabilities as raw?
But isn't the advantage of raw over jpeg simply the fact that a raw
image has a higher bit depth and is not lossy compressed?
No. Bits don't always represent the same thing. In raw image files bits ...
- 175k
1
vote
Which non-raw formats have the same capabilities as raw?
Other than having deeper colour and no loss compression main reason why raw files are superior is that bigger computer with no power restriction and no patent and license restrictions allows better ...
- 4,770
1
vote
Which non-raw formats have the same capabilities as raw?
"Other than demosaicing..."
That seems to be a massive understatement... demosaicing is a huge factor.
First, a file format is just a container... in itself it doesn't mean anything. E.g. ...
- 14.7k
1
vote
Megapixels vs Compression Artefacts
TL;DR: No, megapixels and compression artifacts are unrelated.
Compression atrifacts come from the lossy compression algorithm that reduces the original RGB image to a smaller (e.g. JPEG) format. And ...
- 1,229
1
vote
Megapixels vs Compression Artefacts
If you are speaking about lossy image output it totally depends on image settings. All consumer cameras can produce images with no visible artefacts at highest quality level.
If you asked specifically ...
- 4,770
1
vote
What quality to choose when converting to JPG?
It's often more efficient to reduce the size of the image than the quality, especially if you only want to use for internet sharing.
Also you might have various strategies depending on the status of ...
- 391
Only top scored, non community-wiki answers of a minimum length are eligible