What is an alpha channel in gimp

10 Jun 2018 Alpha channels only show transparency. This is why they are only in black and white. White (100% shown), black (100% hidden) and gray 

The alpha-channel is a fourth image component (besides the R,G,B ones) that controls the opacity of the pixel. You don't choose a color to be transparent. A pixel is transparent because its alpha value is 0, whatever the R,G and B values. A pixel can also be partially transparent if its alpha is less than 1. GIMP offers lots of different ways to remove the background of an image. But which is the right one to use, and how do they work?

How to remove alpha layer with script-fu - Gimp-Forum.net

Layers, Channels, Transparency - GIMP The alpha-channel is a fourth image component (besides the R,G,B ones) that controls the opacity of the pixel. You don't choose a color to be transparent. A pixel is transparent because its alpha value is 0, whatever the R,G and B values. A pixel can also be partially transparent if its alpha is less than 1. Alpha channel question. gimp 2.10 • GIMP Chat GIMP Version: 2.10.8 Operating System: Linux GIMP Experience: Intermediate Level In Settings, Import and export, I ticked the add alpha channel to imported images so How to create 32-bit PNG with an alpha channel for transparency I was able to export from Gimp to PNG with an alpha channel and background areas transparent. But I exported twice, and one PNG was precision 8 bits and the other was precision 16 bits. Both were RGB with alpha channel. Question: For Google Play Store, does it matter if the bit precision is 8 or 16 bits?

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I need to make action with script-fu: Layer->Transparency->Remove Alpha Channel I am using this chunk of script: (define (pirmas-crop image  2.2. Channels Dialog - Huihoo If you create your image without transparency then the Alpha channel is not more than one layer in your image, GIMP automatically creates an Alpha channel. Fixing transparent PNGs - MozillaWiki If you're stuck with a 24-bit transparent PNG with an alpha channel and want it to be Internet Explorer-friendly, you can load it up in the Gimp and convert it to 

31 Jan 2018 I get this question a lot: why can't I erase to transparency in GIMP? An alpha channel is essentially a transparent layer that gets positioned 

[Gimp-docs] concepts Because selection-handling is so centrally important, GIMP provides many tools for doing it: an assortment of selection-making tools, a menu of selection operations, and the ability to switch to Quick Mask mode, in which… Simple Fix: GIMP Eraser Not Erasing To Transparency An alpha channel is essentially a transparent layer that gets positioned beneath your image (even though there’s no actual layer for it in the layers menu.) Without it, the GIMP eraser will erase to white. How to Fill See-Through Text With Image in GIMP Surprise everyone with cool see-through text images. You can make them in GIMP with this simple tutorial. Invalid BMP Format with Alpha channel | Adobe Community

I need to make action with script-fu: Layer->Transparency->Remove Alpha Channel I am using this chunk of script: (define (pirmas-crop image  2.2. Channels Dialog - Huihoo If you create your image without transparency then the Alpha channel is not more than one layer in your image, GIMP automatically creates an Alpha channel. Fixing transparent PNGs - MozillaWiki If you're stuck with a 24-bit transparent PNG with an alpha channel and want it to be Internet Explorer-friendly, you can load it up in the Gimp and convert it to 

Better is not really the better word here. You need alpha channels. They are transparency part of any picture when you send that file into the world. You should be GIMP - Image into Alpha Channel — polycount Alpha handling in gimp is quite easy. First add the alpha channel as ZacD explained. Here you can although choose an existing alpha channel as alpha layer if you load an RGBA for example. Now you have to thumbnails in the layer view, the left one is the RGB view, the right one the alpha channel. Press left mouse button on each of this Alpha channel question. gimp 2.10 • GIMP Chat Hi Born2BeMild. In order to preserve the Alpha channel you need to Export the image as PNG. JPG/JPEG won't preserve Alpha channels. I don't know if that answer the question. Also if you save your work in a Gimp native image file XCF, it will preserve the Alpha channel. How to make a color transparent in Gimp | alvinalexander.com

Adding Alpha Channel for Transparent Backgrounds - Paint.NET

GIMP - GIMP 2.10 Release Notes What it means is that when you try to change an existing gradient from a system folder, GIMP will create a copy of it, call it a Custom Gradient and preserve it across sessions. GIMP - Photo to Sketch Straightforward Sobel edge detect ( Filters -> Edge-Detect -> Sobel) of original (don’t forget to save a copy of the original) The Sobel edge detect should be done on the background image (without an alpha channel) rather than a copy of the… gimplayer gimp_layer_scale_full is deprecated and should not be used in newly-written code. Use gimp_layer_scale() instead. Gimp User Manual | Free Software | Software