Hot answers tagged photoshop
It is a specific noise produced by the sensor. Some models has a better low light performance and noise than others. I have the feeling you are using canon. Some sensors has this pattern when boosting the dark shadows. For esample take a look at this video: https://www.youtube.com/watch?v=68Y5kCf9AVQ At the end depends on the model and generation of the ...
Here is Adobes camera requirements for ACR (which program version starts supoorting the camera model): http://helpx.adobe.com/camera-raw/kb/camera-raw-plug-supported-cameras.html 7d should be no issue for anything remotely modern. A new camera model just out today may have to wait a few months. Regarding modern, here is Abobes Program version ...
When talking about blending the layers, creating 3 layers with red/green/blue data and choosing a blend mode of Difference can achieve what you want.
Instead of a preset, select "Unconstrained". Then select the "handle" on the desired edge with the mouse and move that edge only. It is a fairly rough method, but you can hold the Ctrl button while using the mouse to prevent it from snapping to grid, so you'll have finer control. Once you're close, you can right-click, and select "Use crop box size and ...
Only top voted, non community-wiki answers of a minimum length are eligible