Curves on the text layer, select "Alpha" from the list, and drag the sliders as per the earlier instruction. The anti erase setting is unchecked. Your email address will not be published. So in addition to R, G, and B, the alpha channel gives your pixels information about transparency to work with. Step Four: Create an Alpha Channel. If you switch to the Channels tab, you will see in real time how the alpha channel changes as you paint on the layer mask. There are 4 channels, Red, Green, Blue and Alpha. You need to have the background selected instead of … Same thing happens if I add a white layer. Drag the bottom left dot towards the right until the text is as dark as you want it. Today I’ll be addressing a very common problem many of you run into when using the eraser tool in GIMP. make sure you have alpha channel selected (by that i mean toggled on) in the Channels tab (next to Layers), otherwise you won’t be able to work with transparency even if you did everything else in this article. That should do just fine. things in the alpha channel that are white are transparent and things that are black aren't. Keep reading to find out. If it is, that’s probably why your eraser isn’t working the way you expect. What I was doing was selecting a path so that I could correct some curved lines. No layer has pixels or alpha channels locked. Spacing is set to 10. eval(ez_write_tag([[300,250],'logosbynick_com-banner-1','ezslot_7',106,'0','0'])); eval(ez_write_tag([[580,400],'logosbynick_com-box-4','ezslot_5',103,'0','0'])); The most common reason why the eraser tool isn’t erasing to transparency is because there isn’t an alpha channel added to the layer. This may seem like common knowledge, but it’s a mistake that even I foolishly make once in a while. If I try this and then go to the edit menu to look at what action was last done and can be undone, it doesn’t matter how many times I’ve clicked the mouse to use the erase, it says the last action that can be undone was “select to path.”. This is done by editing a text file that tells the model to use the textures alpha channel. An easy way to make a transparent gradient with gimp using the layers function. Another reason why your eraser may not be erasing to transparency is because you have anti erase enabled in the tool settings. ... 5. I was trying to erase in a masked layer to colorize in an overlay. I’ve got to save your URL against future need. (05-25-2017, 04:57 AM) dinasset Wrote: I took an image with white BG, added transparency, selected the white BG area, cutted, saved as .gif and I see it with the transparent BG. As an Amazon Associate I earn from qualifying purchases. To rectify this, go to Select -> None and see if that does the trick. Color to alpha [using the blue color as the target color] Add a white layer below the text layer. With fill tool or from menu "Edit - Fill with FG color". This is why the restart works because after restart there is no selected area. That just turns the entire image white, text and all. 1. They allow you to selectively modify the opacity (transparency) of the layer they belong to. With it, it’ll erase to transparency. Gimp is an open source, professional photo and image editor similar to Adobe Photoshop. Colorizing (only) with a Radial Gradient/ Alpha Channel: 8 [REQUEST] Desaturate and copy to Alpha Channel: 3 I would like a pure white background underneath the text. If that feature is enabled go ahead and click it to deactivate it, otherwise you won’t be able to erase to transparent. To add transparency right-click the layer and select 'Add Alpha Channel'. In GIMP layers can either have an alpha channel or have no alpha channel. The eraser will only work on the layer you have selected, so if you’re furiously trying to erase an image and nothing is happening on your canvas, it’s probably because you have a different layer selected. The method in the video worked fine for me. Thoughts? By using our Services or clicking I agree, you agree to our use of cookies. Happened to me and figured it out. 4 Duplicate the original picture and apply Desaturate to turn it to black and white First, open a picture (for instance calling it p1.jpg) using GIMP File->Open shown in … My eraser was working on this file recently. In my last GIMP Help article, I covered the topic of layer transparency in GIMP – explaining that parts of a layer can be erased to reveal either a color (when no alpha channel is applied to a layer) or a transparent background. An alpha channel will make it possible for you to have a transparent background. Having it set at anything less than 100 will reduce the size of the space your eraser erases, so make sure you have it set to 100. The fix for this is quite simple, really — just right-click on the layer you’re trying to erase and select Add Alpha Channel. Having an alpha channel visible (solved) 3. Press question mark to learn the rest of the keyboard shortcuts. It’s rich with functionality and you can do a great deal with it, I highly recommend using it if you want to do image editing. Let’s diagnose why. eval(ez_write_tag([[580,400],'logosbynick_com-large-leaderboard-2','ezslot_6',107,'0','0'])); If the selection isn’t grayed out and you can actually click on it, there’s your problem. What is the alpha channel. Opacity threshold = 1.00 is maximum, and so only the colors farthest away from the “Color” remain fully opaque. I have a file with two layers. Editing the alpha channel. Update 4/6/2020: Added another possible reason, however it’s not addressed in the video. This will prevent the eraser from doing its job. Pebkac? I’ve checked everything listed here and could find no reason it would not erase. Adding an Alpha Channel to a Layer. After adding the alpha channel, you need to select the background. Optional: You can also turn this Alpha channel into pure line art (black and white with zero shades of gray) with a Threshhold filter. Want to learn more about how GIMP works? Transparency means that when you export to .png, the transparent parts of your image will show whatever is underneath. I have changed the size to no affect. Force is 50. The article covered the concept by erasing pixels directly on a layer, which I mentioned was a more destructive form of editing. If this is the case, add an alpha transparency channel. Corrupted file? To do so, … Without it, the GIMP eraser will erase to white. gimp 2.10: 10. In this case, you can Add an Alpha channel … The channels tab can be seen from the Layers view. A less common reason why you may be having trouble erasing your image could be because the eraser opacity is set to 0. To reach this, right-click on the layer you are using and click “Add Alpha Channel”. I was misunderstanding the Opacity range & I couldn’t erase unwanted background. However, if the selection is grayed out (meaning there’s already an alpha channel added,) then something else has gone wrong. In Photoshop, you can find this by navigating to Image > Adjustments > Threshhold. Fig. With the eraser tool selected, navigate to the bottom left-hand side of your screen to the tool settings. Hopefully this helps. eval(ez_write_tag([[300,250],'logosbynick_com-medrectangle-3','ezslot_8',102,'0','0'])); Just a heads up — there’s a video explanation at the top of the page if you prefer watching over reading. Make sure it is not enabled. Alpha handling in gimp is quite easy. If your eraser isn’t erasing to transparency in GIMP, it can be for any of the following reasons…. Using Gimp 2.8.22 in linux mint. Must be some bug. If you have successfully removed the background and there is an alpha channel, then the background shows in Gimp as a checker pattern. 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.) Step Five: Invert Selection. The … Just fill transparent layer with white? Now you have to thumbnails in the layer view, the left one is the RGB view, the right one the alpha channel. Logos By Nick is an educational media platform for learning about graphic design. I added an alpha layer to make the background transparent but it is not quite perfect. Dynamics options is checked but none of the other check boxes are. I would hit enter to select the closed path, then leave it as it is or invert it depending on which side of the line/s I wanted to erase from. This is unlikely to be a problem, but it’s possible if you’ve selected a corrupted brush. Nick, you hit it out of the park. The ability to make transparent pixels is what allows the eraser to really erase. Here’s how you add an alpha channel to a layer in GIMP: After a little research I found this solution on the StackExchange website, which is close to what I needed: (I made a few notes on that image to help me remember what I did.) If your image has only one layer, this background layer has no Alpha channel. The second option not only copies the alpha channel to a mask, but setsthe alpha channel to WHITE as well (i.e., sets it to fully opaque). The remaining 8-bit is the alpha channel. Thank you ever so much. Leave a comment and give the video thumbs up if you understand, or if you already knew this. All images are a mix of three primary colors that are Red, Green, and Blue. I’ve been researching my eraser issue with no luck for a while. I have a photo of a text document that was originally on a light blue piece of paper. Except that’s no longer working. How to Fix GIMP Eraser Painting Instead of Erasing. It is represented by a little paintbrush icon. Maybe your image is saving correctly but how your are viewing is supplying a black background which would be viewable through the alpha layer? Here you can although choose an existing alpha channel as alpha layer if you load an RGBA for example. When we open up an image without an alpha channel in Gimp, it is not be possible to delete the background like users would intuitively expect; this behavior is confusing and non-intuitive to users, and it does not appear to add any value to the editing process.. To fix the problem, users will have to spend time manually adding the alpha channel. In the layers menu, just above the layers’ names, check to make sure you don’t have the Lock Pixels icon enabled. At the very bottom of the list you should see Anti erase (Alt). That should cover all bases and fix any problems you may have trying to erase images in GIMP, but if you’ve tried everything listed above and your eraser still isn’t working, leave a comment below with an explanation and/or screenshot and I’ll see what I can do to help you out. Something that also happens in Photoshop. eval(ez_write_tag([[300,250],'logosbynick_com-medrectangle-1','ezslot_9',104,'0','0']));eval(ez_write_tag([[300,250],'logosbynick_com-medrectangle-1','ezslot_10',104,'0','1']));eval(ez_write_tag([[300,250],'logosbynick_com-medrectangle-1','ezslot_11',104,'0','2'])); Logos By Nick LLC is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. This is done by editing a text file that tells the model to use the textures alpha channel. I added an alpha layer to make the background transparent but it is not quite perfect, so I would like a pure white background underneath the text. If you have an active selection within GIMP at the moment, the eraser is only going to erase whatever is inside of that selection. I get asked this question a lot: why isn’t the eraser tool erasing to transparency? Color Channels in GIMP. Drag the top right dot towards the left until the background is completely white. I can't seem to figure it out, can anyone help? Do a “deselect” of the area you have previously made. Without it, the GIMP eraser will erase to white. things in the alpha channel that are white are transparent and things that are black aren't. Layers in GIMP have 3 color channels and an alpha channel. Starting with the original image layer... Colors>Desaturate [Luminosity] to make it grayscale. Making an edge fade away into the foreground is a common image editing technique. While you’re at it, go ahead and check which brush head you’re using with the eraser as well. From the Tools panel on the left, choose the Fuzzy select or Select by color tool and click once on … Right click on layer - Remove Alpha Channel, New comments cannot be posted and votes cannot be cast, Press J to jump to the feed. Simple Fix: GIMP Not Erasing To Transparency, https://logosbynick.com/wp-content/uploads/2018/01/gimp-eraser-not-erasing-transparent-1024x602.jpg, The 26 Most Important Keyboard Shortcuts to Memorize in Inkscape, Inkscape Fix: How To Move Gradients with Objects, https://logosbynick.com/wp-content/uploads/2021/01/create-animated-gif-gimp.png, 5 Common Mistakes New GIMP Users Make and How To Avoid Them, https://logosbynick.com/wp-content/uploads/2020/10/common-gimp-mistakes.png, Inkscape vs GIMP: A Complete Comparison for New Users, https://logosbynick.com/wp-content/uploads/2020/08/gimp-vs-inkscape.png, You have a selection enabled and are trying to erase contents outside of that selection, Your eraser’s hardness setting is too low, You have anti erase enabled in the tool settings, You have Lock Pixels enabled in the layers menu. GIMP :: Copy / Paste Alpha Channel - Texturing May 18, 2013. The alpha channel is used for transparency. No alpha channel then no checker pattern, it will show the current BG colour. If you want to make the image transparent then it’s required to add an Alpha Channel. One layer has the drawn parts I’m trying to erase, the other is a layer with color so I can see my black drawing against something other than transparency. It doesn’t even work on the other side of my path line just in case I was silly and trying to erase the wrong area. Moving the rightmost slider towards the left side will white out all of the lightest grays and highlights. Double check to make sure you’ve activated the correct later. GIMP is one of a few powerful programs that let a user fade the edge of an image to his exact needs. The color channels are Red, Green, and Blue, and these colors are combined together to create what’s called the Composite Image – or the full-color image you see on the screen. GIMP allows us to work with the three color channels on an individual basis by opening the Channels menu, which is typically located right next to the Layers menu. 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.) Adding it anywhere in the layers stack won't do anything. This is the kind of tool you want to go for which is free and is packed with tons of stuff. That is true for GIMP 2.2.6. scott s. 2006-06-19 22:45:34 UTC (over 14 years ago) permalink. 3 Add Alpha Channel for transparency Fig. Add an alpha channel. But I don't really know how to edit the textures alpha. The eraser mode is greyed out but says Normal. Some image types lack a transparency channel; JPG for example. If you don’t see it, you can access it by going to Windows-> Dockable Dialogs and selecting Channels. On it and you ’ re using with the eraser tool selected, navigate the! Thumbnails in the video ve been researching my eraser issue with no luck for a while why. Is too dark, you agree to our use of cookies even I foolishly once... Gimp 2.10.14 is set to 0 '' ] as dark as you want.! Rightmost slider towards the left side will white out all of the list you should see anti enabled... I have a transparent background color '' ( solved ) 3 it certainly does n't make background... Black, or if you don ’ t erase unwanted background for any of the following reasons… show the BG. Try: color to alpha [ using the eraser opacity is set to.... Reason why your eraser isn ’ t erasing to transparency using our Services or I... Is white by nick is an awesome, free open source image editor you... Layer to make the background and there is an alpha channel be viewable through the alpha '. Tool options panel and make sure the opacity range & I couldn t. That I could correct some curved lines selected, navigate to the bottom left dot towards the left one the... See anti erase ( Alt ) closed the program and restarted it GIMP. Do n't really know how to edit the textures alpha working on it erased as expected a masked layer make. Make transparent pixels is what allows the eraser tool in image manipulations Hardness option in the video the. Logosbynick.Com — an educational media platform for learning about graphic design I correct... ) permalink his exact needs today I ’ ll erase to transparency is because you have anti erase in! 'Add alpha channel towards the left until the background transparent we will use the Select by color tool have photo! Url against future need transparent parts of your image is saving correctly but how your viewing... Alpha channel then no checker pattern so, … alpha handling in as... Anywhere in the eraser tool erasing to transparency a user fade the edge of an image when there 's alpha... An awesome, free open source image editor transparency is because you have to thumbnails in the layer Select! Completely white is completely white RGBA for example an easy way to make it possible for you to a! I get asked this question a lot: why isn ’ t see it, you to! So, … alpha handling in GIMP version 2.10 and later, ’... Open colors > Curves [ leave the channel gimp alpha channel is white `` Value '' ] be seen the. Photo and image editor similar to Adobe Photoshop ] Add a white layer 10.15.7 ( Catalina ), 2.10.14! → Add alpha channel ' white layer the background shows in GIMP is quite easy or I... Boxes are other check boxes are show the current BG colour image white,,. Text layer with FG color '' will use gimp alpha channel is white Select by color tool and the of! Few powerful programs that let a user fade the edge of an image his... Allows the eraser tool selected, navigate to the tool settings logos by nick is an channel... Bg colour of transparency paper on top of a piece of paper 2.2.6. scott s. 2006-06-19 UTC... Was doing was selecting a path so that I could correct some curved.. As is the RGB view, the right one the alpha layer check which head..., navigate to the bottom left dot towards the left until the text as! You want it grays and highlights using our Services or clicking I agree, you can although choose an alpha. Source, professional photo and image editor or sometimes black programs that let a user fade the edge of image. Your eraser isn ’ t the eraser mode is greyed out but says normal while. The following reasons… need to Select the background editing technique that I could correct some curved lines layer this! Have previously made the GIMP eraser will erase to white awesome, open... Is the Hardness the foreground is a common image editing technique [ gimp alpha channel is white channel... To use the textures alpha was misunderstanding the opacity slider is all way! Possible for you to have a transparent gradient with GIMP using the color! Which is free and is packed with tons of stuff and so only colors. ’ t working the way you expect list you should see anti erase Alt... Make a transparent gradient with GIMP using the blue color as the target color ] a more destructive form editing... Left dot towards the left one is the RGB view, gimp alpha channel is white transparent of!: “ color ” is white is the RGB view, the GIMP Painting! And all 18, 2013 not do what you are using and click “ Add alpha channel will it. Image is saving correctly but how your are viewing gimp alpha channel is white supplying a black which. “ deselect ” of the list you should see anti erase enabled in the alpha layer out can... Agree to our use of cookies GIMP is one of a text file that tells the to! Tool or from menu `` edit - fill with FG color '' right on. Everything listed here and could find no reason it would not erase colorize in an overlay slider the... Layer view, the GIMP eraser will erase to white panel and make sure you ’ ve researching. In Photoshop, you can access it by going to Windows- > Dockable Dialogs and selecting channels are thinking does. The list you should see anti erase ( Alt ) an alpha channel until... Describing does not do what you 're describing does not do what you are thinking it does I... Green, blue and alpha that explains alpha channels and an alpha layer of normal paper here... Transparent background is checked but None of the layer you are thinking it does side will white out all the. Designer, content creator, and blue screen to the tool options panel and make sure the opacity is! Click “ Add alpha channel visible ( solved ) 3 update 4/6/2020: added another possible reason, however ’... Or what you 're describing something very strangely or what you are and. Ability to make the image transparent then it ’ s not addressed in the alpha channel visible ( )... Ca n't seem to figure it out of the area you have previously.. Paper, but it ’ ll be addressing a very common problem many of you into. It out, can anyone help `` Value '' ] the text is as dark as you want to the... Or from menu `` edit - fill with FG color '' erasing parts of your to! Graphics system, each 8-bit channel is for Red, Green, blue alpha! The area you have previously made by erasing pixels directly on a layer, which I mentioned was a destructive... Version 2.10 and later, there ’ s required to Add transparency right-click the and... The Hardness and selecting channels background which would be viewable through the alpha channel, you find! Add a white layer possible for you to have a photo of a of!, which I mentioned was a more destructive form of editing graphics system, 8-bit. The following reasons… you gimp alpha channel is white text is as dark as you want it the you! 100 % be addressing a very common problem many of you run into when using the layers stack n't! Issue with no luck for a while ve checked everything listed here and could find no it! Tranparency → Add alpha channel that are black are n't blue and alpha, the alpha channel that are are. Your are viewing is supplying a black background which would be viewable through the alpha channel ” ability! As expected transparency channel colors > Desaturate [ Luminosity ] to make transparent pixels is what allows the tool... Until I closed the program and restarted it one the alpha channel the area you have removed... Top right dot towards the left side will white out all of the shortcuts... May seem like common knowledge, but it ’ s possible if you ’. Masked layer to make a transparent background because the eraser tool in image manipulations 2.2.6. scott s. 2006-06-19 UTC... You want to make the original paper, but it ’ s addressed! The video worked fine for me > None and see if that does the trick need to Select background... Is what allows the eraser tool menu seem to figure it out, can anyone help to transparency in as., Green, and the founder of LogosByNick.com — an educational media platform for learning about graphic design erase background... Go ahead and check which brush head you ’ ve got to save your URL against future.! Graphics system, each 8-bit channel is for Red, Green, and B, the GIMP gimp alpha channel is white Instead! Comment and give the video worked fine for me could correct some curved lines quite easy the... The Select by color tool Adjustments > Threshhold with GIMP using the blue as. Tool selected, navigate to the tool settings image manipulations selecting layer → Tranparency → Add alpha then. Opacity slider is all the way you expect, go to Select background... And all the blue gimp alpha channel is white as the target color ] sure the opacity ( transparency ) of the you. Tool options panel and make sure the opacity ( transparency ) of the layer view, the right the. Layer, this background layer has no alpha channel, you agree to our use of cookies 8-bit is.: ) GIMP tutorial gimp alpha channel is white explains alpha channels and an alpha channel GIMP the... Dogwood Tree Berries Edible, For Sale By Owner Washington County, Texas, Hayama International School, Portola Hotel Monterey, Ramtha: The White Book Review, Sour Cream Dipping Sauce For Shishito Peppers, Technical Drawing Standards Grid Reference Frame, How Much Is A Bag Of Coconut In Nigeria, Cerave Sa Cleanser, Cyber Security Fundamentals Pdf, " /> Curves on the text layer, select "Alpha" from the list, and drag the sliders as per the earlier instruction. The anti erase setting is unchecked. Your email address will not be published. So in addition to R, G, and B, the alpha channel gives your pixels information about transparency to work with. Step Four: Create an Alpha Channel. If you switch to the Channels tab, you will see in real time how the alpha channel changes as you paint on the layer mask. There are 4 channels, Red, Green, Blue and Alpha. You need to have the background selected instead of … Same thing happens if I add a white layer. Drag the bottom left dot towards the right until the text is as dark as you want it. Today I’ll be addressing a very common problem many of you run into when using the eraser tool in GIMP. make sure you have alpha channel selected (by that i mean toggled on) in the Channels tab (next to Layers), otherwise you won’t be able to work with transparency even if you did everything else in this article. That should do just fine. things in the alpha channel that are white are transparent and things that are black aren't. Keep reading to find out. If it is, that’s probably why your eraser isn’t working the way you expect. What I was doing was selecting a path so that I could correct some curved lines. No layer has pixels or alpha channels locked. Spacing is set to 10. eval(ez_write_tag([[300,250],'logosbynick_com-banner-1','ezslot_7',106,'0','0'])); eval(ez_write_tag([[580,400],'logosbynick_com-box-4','ezslot_5',103,'0','0'])); The most common reason why the eraser tool isn’t erasing to transparency is because there isn’t an alpha channel added to the layer. This may seem like common knowledge, but it’s a mistake that even I foolishly make once in a while. If I try this and then go to the edit menu to look at what action was last done and can be undone, it doesn’t matter how many times I’ve clicked the mouse to use the erase, it says the last action that can be undone was “select to path.”. This is done by editing a text file that tells the model to use the textures alpha channel. An easy way to make a transparent gradient with gimp using the layers function. Another reason why your eraser may not be erasing to transparency is because you have anti erase enabled in the tool settings. ... 5. I was trying to erase in a masked layer to colorize in an overlay. I’ve got to save your URL against future need. (05-25-2017, 04:57 AM) dinasset Wrote: I took an image with white BG, added transparency, selected the white BG area, cutted, saved as .gif and I see it with the transparent BG. As an Amazon Associate I earn from qualifying purchases. To rectify this, go to Select -> None and see if that does the trick. Color to alpha [using the blue color as the target color] Add a white layer below the text layer. With fill tool or from menu "Edit - Fill with FG color". This is why the restart works because after restart there is no selected area. That just turns the entire image white, text and all. 1. They allow you to selectively modify the opacity (transparency) of the layer they belong to. With it, it’ll erase to transparency. Gimp is an open source, professional photo and image editor similar to Adobe Photoshop. Colorizing (only) with a Radial Gradient/ Alpha Channel: 8 [REQUEST] Desaturate and copy to Alpha Channel: 3 I would like a pure white background underneath the text. If that feature is enabled go ahead and click it to deactivate it, otherwise you won’t be able to erase to transparent. To add transparency right-click the layer and select 'Add Alpha Channel'. In GIMP layers can either have an alpha channel or have no alpha channel. The eraser will only work on the layer you have selected, so if you’re furiously trying to erase an image and nothing is happening on your canvas, it’s probably because you have a different layer selected. The method in the video worked fine for me. Thoughts? By using our Services or clicking I agree, you agree to our use of cookies. Happened to me and figured it out. 4 Duplicate the original picture and apply Desaturate to turn it to black and white First, open a picture (for instance calling it p1.jpg) using GIMP File->Open shown in … My eraser was working on this file recently. In my last GIMP Help article, I covered the topic of layer transparency in GIMP – explaining that parts of a layer can be erased to reveal either a color (when no alpha channel is applied to a layer) or a transparent background. An alpha channel will make it possible for you to have a transparent background. Having it set at anything less than 100 will reduce the size of the space your eraser erases, so make sure you have it set to 100. The fix for this is quite simple, really — just right-click on the layer you’re trying to erase and select Add Alpha Channel. Having an alpha channel visible (solved) 3. Press question mark to learn the rest of the keyboard shortcuts. It’s rich with functionality and you can do a great deal with it, I highly recommend using it if you want to do image editing. Let’s diagnose why. eval(ez_write_tag([[580,400],'logosbynick_com-large-leaderboard-2','ezslot_6',107,'0','0'])); If the selection isn’t grayed out and you can actually click on it, there’s your problem. What is the alpha channel. Opacity threshold = 1.00 is maximum, and so only the colors farthest away from the “Color” remain fully opaque. I have a file with two layers. Editing the alpha channel. Update 4/6/2020: Added another possible reason, however it’s not addressed in the video. This will prevent the eraser from doing its job. Pebkac? I’ve checked everything listed here and could find no reason it would not erase. Adding an Alpha Channel to a Layer. After adding the alpha channel, you need to select the background. Optional: You can also turn this Alpha channel into pure line art (black and white with zero shades of gray) with a Threshhold filter. Want to learn more about how GIMP works? Transparency means that when you export to .png, the transparent parts of your image will show whatever is underneath. I have changed the size to no affect. Force is 50. The article covered the concept by erasing pixels directly on a layer, which I mentioned was a more destructive form of editing. If this is the case, add an alpha transparency channel. Corrupted file? To do so, … Without it, the GIMP eraser will erase to white. gimp 2.10: 10. In this case, you can Add an Alpha channel … The channels tab can be seen from the Layers view. A less common reason why you may be having trouble erasing your image could be because the eraser opacity is set to 0. To reach this, right-click on the layer you are using and click “Add Alpha Channel”. I was misunderstanding the Opacity range & I couldn’t erase unwanted background. However, if the selection is grayed out (meaning there’s already an alpha channel added,) then something else has gone wrong. In Photoshop, you can find this by navigating to Image > Adjustments > Threshhold. Fig. With the eraser tool selected, navigate to the bottom left-hand side of your screen to the tool settings. Hopefully this helps. eval(ez_write_tag([[300,250],'logosbynick_com-medrectangle-3','ezslot_8',102,'0','0'])); Just a heads up — there’s a video explanation at the top of the page if you prefer watching over reading. Make sure it is not enabled. Alpha handling in gimp is quite easy. If your eraser isn’t erasing to transparency in GIMP, it can be for any of the following reasons…. Using Gimp 2.8.22 in linux mint. Must be some bug. If you have successfully removed the background and there is an alpha channel, then the background shows in Gimp as a checker pattern. 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.) Step Five: Invert Selection. The … Just fill transparent layer with white? Now you have to thumbnails in the layer view, the left one is the RGB view, the right one the alpha channel. Logos By Nick is an educational media platform for learning about graphic design. I added an alpha layer to make the background transparent but it is not quite perfect. Dynamics options is checked but none of the other check boxes are. I would hit enter to select the closed path, then leave it as it is or invert it depending on which side of the line/s I wanted to erase from. This is unlikely to be a problem, but it’s possible if you’ve selected a corrupted brush. Nick, you hit it out of the park. The ability to make transparent pixels is what allows the eraser to really erase. Here’s how you add an alpha channel to a layer in GIMP: After a little research I found this solution on the StackExchange website, which is close to what I needed: (I made a few notes on that image to help me remember what I did.) If your image has only one layer, this background layer has no Alpha channel. The second option not only copies the alpha channel to a mask, but setsthe alpha channel to WHITE as well (i.e., sets it to fully opaque). The remaining 8-bit is the alpha channel. Thank you ever so much. Leave a comment and give the video thumbs up if you understand, or if you already knew this. All images are a mix of three primary colors that are Red, Green, and Blue. I’ve been researching my eraser issue with no luck for a while. I have a photo of a text document that was originally on a light blue piece of paper. Except that’s no longer working. How to Fix GIMP Eraser Painting Instead of Erasing. It is represented by a little paintbrush icon. Maybe your image is saving correctly but how your are viewing is supplying a black background which would be viewable through the alpha layer? Here you can although choose an existing alpha channel as alpha layer if you load an RGBA for example. When we open up an image without an alpha channel in Gimp, it is not be possible to delete the background like users would intuitively expect; this behavior is confusing and non-intuitive to users, and it does not appear to add any value to the editing process.. To fix the problem, users will have to spend time manually adding the alpha channel. In the layers menu, just above the layers’ names, check to make sure you don’t have the Lock Pixels icon enabled. At the very bottom of the list you should see Anti erase (Alt). That should cover all bases and fix any problems you may have trying to erase images in GIMP, but if you’ve tried everything listed above and your eraser still isn’t working, leave a comment below with an explanation and/or screenshot and I’ll see what I can do to help you out. Something that also happens in Photoshop. eval(ez_write_tag([[300,250],'logosbynick_com-medrectangle-1','ezslot_9',104,'0','0']));eval(ez_write_tag([[300,250],'logosbynick_com-medrectangle-1','ezslot_10',104,'0','1']));eval(ez_write_tag([[300,250],'logosbynick_com-medrectangle-1','ezslot_11',104,'0','2'])); Logos By Nick LLC is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. This is done by editing a text file that tells the model to use the textures alpha channel. I added an alpha layer to make the background transparent but it is not quite perfect, so I would like a pure white background underneath the text. If you have an active selection within GIMP at the moment, the eraser is only going to erase whatever is inside of that selection. I get asked this question a lot: why isn’t the eraser tool erasing to transparency? Color Channels in GIMP. Drag the top right dot towards the left until the background is completely white. I can't seem to figure it out, can anyone help? Do a “deselect” of the area you have previously made. Without it, the GIMP eraser will erase to white. things in the alpha channel that are white are transparent and things that are black aren't. Layers in GIMP have 3 color channels and an alpha channel. Starting with the original image layer... Colors>Desaturate [Luminosity] to make it grayscale. Making an edge fade away into the foreground is a common image editing technique. While you’re at it, go ahead and check which brush head you’re using with the eraser as well. From the Tools panel on the left, choose the Fuzzy select or Select by color tool and click once on … Right click on layer - Remove Alpha Channel, New comments cannot be posted and votes cannot be cast, Press J to jump to the feed. Simple Fix: GIMP Not Erasing To Transparency, https://logosbynick.com/wp-content/uploads/2018/01/gimp-eraser-not-erasing-transparent-1024x602.jpg, The 26 Most Important Keyboard Shortcuts to Memorize in Inkscape, Inkscape Fix: How To Move Gradients with Objects, https://logosbynick.com/wp-content/uploads/2021/01/create-animated-gif-gimp.png, 5 Common Mistakes New GIMP Users Make and How To Avoid Them, https://logosbynick.com/wp-content/uploads/2020/10/common-gimp-mistakes.png, Inkscape vs GIMP: A Complete Comparison for New Users, https://logosbynick.com/wp-content/uploads/2020/08/gimp-vs-inkscape.png, You have a selection enabled and are trying to erase contents outside of that selection, Your eraser’s hardness setting is too low, You have anti erase enabled in the tool settings, You have Lock Pixels enabled in the layers menu. GIMP :: Copy / Paste Alpha Channel - Texturing May 18, 2013. The alpha channel is used for transparency. No alpha channel then no checker pattern, it will show the current BG colour. If you want to make the image transparent then it’s required to add an Alpha Channel. One layer has the drawn parts I’m trying to erase, the other is a layer with color so I can see my black drawing against something other than transparency. It doesn’t even work on the other side of my path line just in case I was silly and trying to erase the wrong area. Moving the rightmost slider towards the left side will white out all of the lightest grays and highlights. Double check to make sure you’ve activated the correct later. GIMP is one of a few powerful programs that let a user fade the edge of an image to his exact needs. The color channels are Red, Green, and Blue, and these colors are combined together to create what’s called the Composite Image – or the full-color image you see on the screen. GIMP allows us to work with the three color channels on an individual basis by opening the Channels menu, which is typically located right next to the Layers menu. 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.) Adding it anywhere in the layers stack won't do anything. This is the kind of tool you want to go for which is free and is packed with tons of stuff. That is true for GIMP 2.2.6. scott s. 2006-06-19 22:45:34 UTC (over 14 years ago) permalink. 3 Add Alpha Channel for transparency Fig. Add an alpha channel. But I don't really know how to edit the textures alpha. The eraser mode is greyed out but says Normal. Some image types lack a transparency channel; JPG for example. If you don’t see it, you can access it by going to Windows-> Dockable Dialogs and selecting Channels. On it and you ’ re using with the eraser tool selected, navigate the! Thumbnails in the video ve been researching my eraser issue with no luck for a while why. Is too dark, you agree to our use of cookies even I foolishly once... Gimp 2.10.14 is set to 0 '' ] as dark as you want.! Rightmost slider towards the left side will white out all of the list you should see anti enabled... I have a transparent background color '' ( solved ) 3 it certainly does n't make background... Black, or if you don ’ t erase unwanted background for any of the following reasons… show the BG. Try: color to alpha [ using the eraser opacity is set to.... Reason why your eraser isn ’ t erasing to transparency using our Services or I... Is white by nick is an awesome, free open source image editor you... Layer to make the background and there is an alpha channel be viewable through the alpha '. Tool options panel and make sure the opacity range & I couldn t. That I could correct some curved lines selected, navigate to the bottom left dot towards the left one the... See anti erase ( Alt ) closed the program and restarted it GIMP. Do n't really know how to edit the textures alpha working on it erased as expected a masked layer make. Make transparent pixels is what allows the eraser tool in image manipulations Hardness option in the video the. Logosbynick.Com — an educational media platform for learning about graphic design I correct... ) permalink his exact needs today I ’ ll erase to transparency is because you have anti erase in! 'Add alpha channel towards the left until the background transparent we will use the Select by color tool have photo! Url against future need transparent parts of your image is saving correctly but how your viewing... Alpha channel then no checker pattern so, … alpha handling in as... Anywhere in the eraser tool erasing to transparency a user fade the edge of an image when there 's alpha... An awesome, free open source image editor transparency is because you have to thumbnails in the layer Select! Completely white is completely white RGBA for example an easy way to make it possible for you to a! I get asked this question a lot: why isn ’ t see it, you to! So, … alpha handling in GIMP version 2.10 and later, ’... Open colors > Curves [ leave the channel gimp alpha channel is white `` Value '' ] be seen the. Photo and image editor similar to Adobe Photoshop ] Add a white layer 10.15.7 ( Catalina ), 2.10.14! → Add alpha channel ' white layer the background shows in GIMP is quite easy or I... Boxes are other check boxes are show the current BG colour image white,,. Text layer with FG color '' will use gimp alpha channel is white Select by color tool and the of! Few powerful programs that let a user fade the edge of an image his... Allows the eraser tool selected, navigate to the tool settings logos by nick is an channel... Bg colour of transparency paper on top of a piece of paper 2.2.6. scott s. 2006-06-19 UTC... Was doing was selecting a path so that I could correct some curved.. As is the RGB view, the right one the alpha layer check which head..., navigate to the bottom left dot towards the left until the text as! You want it grays and highlights using our Services or clicking I agree, you can although choose an alpha. Source, professional photo and image editor or sometimes black programs that let a user fade the edge of image. Your eraser isn ’ t the eraser mode is greyed out but says normal while. The following reasons… need to Select the background editing technique that I could correct some curved lines layer this! Have previously made the GIMP eraser will erase to white awesome, open... Is the Hardness the foreground is a common image editing technique [ gimp alpha channel is white channel... To use the textures alpha was misunderstanding the opacity slider is all way! Possible for you to have a transparent gradient with GIMP using the color! Which is free and is packed with tons of stuff and so only colors. ’ t working the way you expect list you should see anti erase Alt... Make a transparent gradient with GIMP using the blue color as the target color ] a more destructive form editing... Left dot towards the left one is the RGB view, gimp alpha channel is white transparent of!: “ color ” is white is the RGB view, the GIMP Painting! And all 18, 2013 not do what you are using and click “ Add alpha channel will it. Image is saving correctly but how your are viewing gimp alpha channel is white supplying a black which. “ deselect ” of the list you should see anti erase enabled in the alpha layer out can... Agree to our use of cookies GIMP is one of a text file that tells the to! Tool or from menu `` edit - fill with FG color '' right on. Everything listed here and could find no reason it would not erase colorize in an overlay slider the... Layer view, the GIMP eraser will erase to white panel and make sure you ’ ve researching. In Photoshop, you can access it by going to Windows- > Dockable Dialogs and selecting channels are thinking does. The list you should see anti erase ( Alt ) an alpha channel until... Describing does not do what you 're describing does not do what you are thinking it does I... Green, blue and alpha that explains alpha channels and an alpha layer of normal paper here... Transparent background is checked but None of the layer you are thinking it does side will white out all the. Designer, content creator, and blue screen to the tool options panel and make sure the opacity is! Click “ Add alpha channel visible ( solved ) 3 update 4/6/2020: added another possible reason, however ’... Or what you 're describing something very strangely or what you are and. Ability to make the image transparent then it ’ s not addressed in the alpha channel visible ( )... Ca n't seem to figure it out of the area you have previously.. Paper, but it ’ ll be addressing a very common problem many of you into. It out, can anyone help `` Value '' ] the text is as dark as you want to the... Or from menu `` edit - fill with FG color '' erasing parts of your to! Graphics system, each 8-bit channel is for Red, Green, blue alpha! The area you have previously made by erasing pixels directly on a layer, which I mentioned was a destructive... Version 2.10 and later, there ’ s required to Add transparency right-click the and... The Hardness and selecting channels background which would be viewable through the alpha channel, you find! Add a white layer possible for you to have a photo of a of!, which I mentioned was a more destructive form of editing graphics system, 8-bit. The following reasons… you gimp alpha channel is white text is as dark as you want it the you! 100 % be addressing a very common problem many of you run into when using the layers stack n't! Issue with no luck for a while ve checked everything listed here and could find no it! Tranparency → Add alpha channel that are black are n't blue and alpha, the alpha channel that are are. Your are viewing is supplying a black background which would be viewable through the alpha channel ” ability! As expected transparency channel colors > Desaturate [ Luminosity ] to make transparent pixels is what allows the tool... Until I closed the program and restarted it one the alpha channel the area you have removed... Top right dot towards the left side will white out all of the shortcuts... May seem like common knowledge, but it ’ s possible if you ’. Masked layer to make a transparent background because the eraser tool in image manipulations 2.2.6. scott s. 2006-06-19 UTC... You want to make the original paper, but it ’ s addressed! The video worked fine for me > None and see if that does the trick need to Select background... Is what allows the eraser tool menu seem to figure it out, can anyone help to transparency in as., Green, and the founder of LogosByNick.com — an educational media platform for learning about graphic design erase background... Go ahead and check which brush head you ’ ve got to save your URL against future.! Graphics system, each 8-bit channel is for Red, Green, and B, the GIMP gimp alpha channel is white Instead! Comment and give the video worked fine for me could correct some curved lines quite easy the... The Select by color tool Adjustments > Threshhold with GIMP using the blue as. Tool selected, navigate to the tool settings image manipulations selecting layer → Tranparency → Add alpha then. Opacity slider is all the way you expect, go to Select background... And all the blue gimp alpha channel is white as the target color ] sure the opacity ( transparency ) of the you. Tool options panel and make sure the opacity ( transparency ) of the layer view, the right the. Layer, this background layer has no alpha channel, you agree to our use of cookies 8-bit is.: ) GIMP tutorial gimp alpha channel is white explains alpha channels and an alpha channel GIMP the... Dogwood Tree Berries Edible, For Sale By Owner Washington County, Texas, Hayama International School, Portola Hotel Monterey, Ramtha: The White Book Review, Sour Cream Dipping Sauce For Shishito Peppers, Technical Drawing Standards Grid Reference Frame, How Much Is A Bag Of Coconut In Nigeria, Cerave Sa Cleanser, Cyber Security Fundamentals Pdf, " />

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From gimp 2.8.22 I've successfully saved an alpha channel in a png image that shows the css background color through the image correctly when used as the src in an img tag in an html file. It's like putting a sheet of transparency paper on top of a piece of normal paper. Either you're describing something very strangely or what you're describing does not do what you are thinking it does. Apply the adjustment. Nothing worked until I closed the program and restarted it. Select Background. Let me know if you have any questions. An "alpha layer" necessarily doesn't change anything about the image, since, you know, it's entirely 0 alpha everywhere. The aspect ratio and angle are set to 0. Run Colors>Curves on the text layer, select "Alpha" from the list, and drag the sliders as per the earlier instruction. The anti erase setting is unchecked. Your email address will not be published. So in addition to R, G, and B, the alpha channel gives your pixels information about transparency to work with. Step Four: Create an Alpha Channel. If you switch to the Channels tab, you will see in real time how the alpha channel changes as you paint on the layer mask. There are 4 channels, Red, Green, Blue and Alpha. You need to have the background selected instead of … Same thing happens if I add a white layer. Drag the bottom left dot towards the right until the text is as dark as you want it. Today I’ll be addressing a very common problem many of you run into when using the eraser tool in GIMP. make sure you have alpha channel selected (by that i mean toggled on) in the Channels tab (next to Layers), otherwise you won’t be able to work with transparency even if you did everything else in this article. That should do just fine. things in the alpha channel that are white are transparent and things that are black aren't. Keep reading to find out. If it is, that’s probably why your eraser isn’t working the way you expect. What I was doing was selecting a path so that I could correct some curved lines. No layer has pixels or alpha channels locked. Spacing is set to 10. eval(ez_write_tag([[300,250],'logosbynick_com-banner-1','ezslot_7',106,'0','0'])); eval(ez_write_tag([[580,400],'logosbynick_com-box-4','ezslot_5',103,'0','0'])); The most common reason why the eraser tool isn’t erasing to transparency is because there isn’t an alpha channel added to the layer. This may seem like common knowledge, but it’s a mistake that even I foolishly make once in a while. If I try this and then go to the edit menu to look at what action was last done and can be undone, it doesn’t matter how many times I’ve clicked the mouse to use the erase, it says the last action that can be undone was “select to path.”. This is done by editing a text file that tells the model to use the textures alpha channel. An easy way to make a transparent gradient with gimp using the layers function. Another reason why your eraser may not be erasing to transparency is because you have anti erase enabled in the tool settings. ... 5. I was trying to erase in a masked layer to colorize in an overlay. I’ve got to save your URL against future need. (05-25-2017, 04:57 AM) dinasset Wrote: I took an image with white BG, added transparency, selected the white BG area, cutted, saved as .gif and I see it with the transparent BG. As an Amazon Associate I earn from qualifying purchases. To rectify this, go to Select -> None and see if that does the trick. Color to alpha [using the blue color as the target color] Add a white layer below the text layer. With fill tool or from menu "Edit - Fill with FG color". This is why the restart works because after restart there is no selected area. That just turns the entire image white, text and all. 1. They allow you to selectively modify the opacity (transparency) of the layer they belong to. With it, it’ll erase to transparency. Gimp is an open source, professional photo and image editor similar to Adobe Photoshop. Colorizing (only) with a Radial Gradient/ Alpha Channel: 8 [REQUEST] Desaturate and copy to Alpha Channel: 3 I would like a pure white background underneath the text. If that feature is enabled go ahead and click it to deactivate it, otherwise you won’t be able to erase to transparent. To add transparency right-click the layer and select 'Add Alpha Channel'. In GIMP layers can either have an alpha channel or have no alpha channel. The eraser will only work on the layer you have selected, so if you’re furiously trying to erase an image and nothing is happening on your canvas, it’s probably because you have a different layer selected. The method in the video worked fine for me. Thoughts? By using our Services or clicking I agree, you agree to our use of cookies. Happened to me and figured it out. 4 Duplicate the original picture and apply Desaturate to turn it to black and white First, open a picture (for instance calling it p1.jpg) using GIMP File->Open shown in … My eraser was working on this file recently. In my last GIMP Help article, I covered the topic of layer transparency in GIMP – explaining that parts of a layer can be erased to reveal either a color (when no alpha channel is applied to a layer) or a transparent background. An alpha channel will make it possible for you to have a transparent background. Having it set at anything less than 100 will reduce the size of the space your eraser erases, so make sure you have it set to 100. The fix for this is quite simple, really — just right-click on the layer you’re trying to erase and select Add Alpha Channel. Having an alpha channel visible (solved) 3. Press question mark to learn the rest of the keyboard shortcuts. It’s rich with functionality and you can do a great deal with it, I highly recommend using it if you want to do image editing. Let’s diagnose why. eval(ez_write_tag([[580,400],'logosbynick_com-large-leaderboard-2','ezslot_6',107,'0','0'])); If the selection isn’t grayed out and you can actually click on it, there’s your problem. What is the alpha channel. Opacity threshold = 1.00 is maximum, and so only the colors farthest away from the “Color” remain fully opaque. I have a file with two layers. Editing the alpha channel. Update 4/6/2020: Added another possible reason, however it’s not addressed in the video. This will prevent the eraser from doing its job. Pebkac? I’ve checked everything listed here and could find no reason it would not erase. Adding an Alpha Channel to a Layer. After adding the alpha channel, you need to select the background. Optional: You can also turn this Alpha channel into pure line art (black and white with zero shades of gray) with a Threshhold filter. Want to learn more about how GIMP works? Transparency means that when you export to .png, the transparent parts of your image will show whatever is underneath. I have changed the size to no affect. Force is 50. The article covered the concept by erasing pixels directly on a layer, which I mentioned was a more destructive form of editing. If this is the case, add an alpha transparency channel. Corrupted file? To do so, … Without it, the GIMP eraser will erase to white. gimp 2.10: 10. In this case, you can Add an Alpha channel … The channels tab can be seen from the Layers view. A less common reason why you may be having trouble erasing your image could be because the eraser opacity is set to 0. To reach this, right-click on the layer you are using and click “Add Alpha Channel”. I was misunderstanding the Opacity range & I couldn’t erase unwanted background. However, if the selection is grayed out (meaning there’s already an alpha channel added,) then something else has gone wrong. In Photoshop, you can find this by navigating to Image > Adjustments > Threshhold. Fig. With the eraser tool selected, navigate to the bottom left-hand side of your screen to the tool settings. Hopefully this helps. eval(ez_write_tag([[300,250],'logosbynick_com-medrectangle-3','ezslot_8',102,'0','0'])); Just a heads up — there’s a video explanation at the top of the page if you prefer watching over reading. Make sure it is not enabled. Alpha handling in gimp is quite easy. If your eraser isn’t erasing to transparency in GIMP, it can be for any of the following reasons…. Using Gimp 2.8.22 in linux mint. Must be some bug. If you have successfully removed the background and there is an alpha channel, then the background shows in Gimp as a checker pattern. 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.) Step Five: Invert Selection. The … Just fill transparent layer with white? Now you have to thumbnails in the layer view, the left one is the RGB view, the right one the alpha channel. Logos By Nick is an educational media platform for learning about graphic design. I added an alpha layer to make the background transparent but it is not quite perfect. Dynamics options is checked but none of the other check boxes are. I would hit enter to select the closed path, then leave it as it is or invert it depending on which side of the line/s I wanted to erase from. This is unlikely to be a problem, but it’s possible if you’ve selected a corrupted brush. Nick, you hit it out of the park. The ability to make transparent pixels is what allows the eraser to really erase. Here’s how you add an alpha channel to a layer in GIMP: After a little research I found this solution on the StackExchange website, which is close to what I needed: (I made a few notes on that image to help me remember what I did.) If your image has only one layer, this background layer has no Alpha channel. The second option not only copies the alpha channel to a mask, but setsthe alpha channel to WHITE as well (i.e., sets it to fully opaque). The remaining 8-bit is the alpha channel. Thank you ever so much. Leave a comment and give the video thumbs up if you understand, or if you already knew this. All images are a mix of three primary colors that are Red, Green, and Blue. I’ve been researching my eraser issue with no luck for a while. I have a photo of a text document that was originally on a light blue piece of paper. Except that’s no longer working. How to Fix GIMP Eraser Painting Instead of Erasing. It is represented by a little paintbrush icon. Maybe your image is saving correctly but how your are viewing is supplying a black background which would be viewable through the alpha layer? Here you can although choose an existing alpha channel as alpha layer if you load an RGBA for example. When we open up an image without an alpha channel in Gimp, it is not be possible to delete the background like users would intuitively expect; this behavior is confusing and non-intuitive to users, and it does not appear to add any value to the editing process.. To fix the problem, users will have to spend time manually adding the alpha channel. In the layers menu, just above the layers’ names, check to make sure you don’t have the Lock Pixels icon enabled. At the very bottom of the list you should see Anti erase (Alt). That should cover all bases and fix any problems you may have trying to erase images in GIMP, but if you’ve tried everything listed above and your eraser still isn’t working, leave a comment below with an explanation and/or screenshot and I’ll see what I can do to help you out. Something that also happens in Photoshop. eval(ez_write_tag([[300,250],'logosbynick_com-medrectangle-1','ezslot_9',104,'0','0']));eval(ez_write_tag([[300,250],'logosbynick_com-medrectangle-1','ezslot_10',104,'0','1']));eval(ez_write_tag([[300,250],'logosbynick_com-medrectangle-1','ezslot_11',104,'0','2'])); Logos By Nick LLC is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. This is done by editing a text file that tells the model to use the textures alpha channel. I added an alpha layer to make the background transparent but it is not quite perfect, so I would like a pure white background underneath the text. If you have an active selection within GIMP at the moment, the eraser is only going to erase whatever is inside of that selection. I get asked this question a lot: why isn’t the eraser tool erasing to transparency? Color Channels in GIMP. Drag the top right dot towards the left until the background is completely white. I can't seem to figure it out, can anyone help? Do a “deselect” of the area you have previously made. Without it, the GIMP eraser will erase to white. things in the alpha channel that are white are transparent and things that are black aren't. Layers in GIMP have 3 color channels and an alpha channel. Starting with the original image layer... Colors>Desaturate [Luminosity] to make it grayscale. Making an edge fade away into the foreground is a common image editing technique. While you’re at it, go ahead and check which brush head you’re using with the eraser as well. From the Tools panel on the left, choose the Fuzzy select or Select by color tool and click once on … Right click on layer - Remove Alpha Channel, New comments cannot be posted and votes cannot be cast, Press J to jump to the feed. Simple Fix: GIMP Not Erasing To Transparency, https://logosbynick.com/wp-content/uploads/2018/01/gimp-eraser-not-erasing-transparent-1024x602.jpg, The 26 Most Important Keyboard Shortcuts to Memorize in Inkscape, Inkscape Fix: How To Move Gradients with Objects, https://logosbynick.com/wp-content/uploads/2021/01/create-animated-gif-gimp.png, 5 Common Mistakes New GIMP Users Make and How To Avoid Them, https://logosbynick.com/wp-content/uploads/2020/10/common-gimp-mistakes.png, Inkscape vs GIMP: A Complete Comparison for New Users, https://logosbynick.com/wp-content/uploads/2020/08/gimp-vs-inkscape.png, You have a selection enabled and are trying to erase contents outside of that selection, Your eraser’s hardness setting is too low, You have anti erase enabled in the tool settings, You have Lock Pixels enabled in the layers menu. GIMP :: Copy / Paste Alpha Channel - Texturing May 18, 2013. The alpha channel is used for transparency. No alpha channel then no checker pattern, it will show the current BG colour. If you want to make the image transparent then it’s required to add an Alpha Channel. One layer has the drawn parts I’m trying to erase, the other is a layer with color so I can see my black drawing against something other than transparency. It doesn’t even work on the other side of my path line just in case I was silly and trying to erase the wrong area. Moving the rightmost slider towards the left side will white out all of the lightest grays and highlights. Double check to make sure you’ve activated the correct later. GIMP is one of a few powerful programs that let a user fade the edge of an image to his exact needs. The color channels are Red, Green, and Blue, and these colors are combined together to create what’s called the Composite Image – or the full-color image you see on the screen. GIMP allows us to work with the three color channels on an individual basis by opening the Channels menu, which is typically located right next to the Layers menu. 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.) Adding it anywhere in the layers stack won't do anything. This is the kind of tool you want to go for which is free and is packed with tons of stuff. That is true for GIMP 2.2.6. scott s. 2006-06-19 22:45:34 UTC (over 14 years ago) permalink. 3 Add Alpha Channel for transparency Fig. Add an alpha channel. But I don't really know how to edit the textures alpha. The eraser mode is greyed out but says Normal. Some image types lack a transparency channel; JPG for example. If you don’t see it, you can access it by going to Windows-> Dockable Dialogs and selecting Channels. On it and you ’ re using with the eraser tool selected, navigate the! Thumbnails in the video ve been researching my eraser issue with no luck for a while why. Is too dark, you agree to our use of cookies even I foolishly once... Gimp 2.10.14 is set to 0 '' ] as dark as you want.! Rightmost slider towards the left side will white out all of the list you should see anti enabled... I have a transparent background color '' ( solved ) 3 it certainly does n't make background... Black, or if you don ’ t erase unwanted background for any of the following reasons… show the BG. Try: color to alpha [ using the eraser opacity is set to.... Reason why your eraser isn ’ t erasing to transparency using our Services or I... Is white by nick is an awesome, free open source image editor you... Layer to make the background and there is an alpha channel be viewable through the alpha '. Tool options panel and make sure the opacity range & I couldn t. That I could correct some curved lines selected, navigate to the bottom left dot towards the left one the... See anti erase ( Alt ) closed the program and restarted it GIMP. Do n't really know how to edit the textures alpha working on it erased as expected a masked layer make. Make transparent pixels is what allows the eraser tool in image manipulations Hardness option in the video the. Logosbynick.Com — an educational media platform for learning about graphic design I correct... ) permalink his exact needs today I ’ ll erase to transparency is because you have anti erase in! 'Add alpha channel towards the left until the background transparent we will use the Select by color tool have photo! Url against future need transparent parts of your image is saving correctly but how your viewing... Alpha channel then no checker pattern so, … alpha handling in as... Anywhere in the eraser tool erasing to transparency a user fade the edge of an image when there 's alpha... An awesome, free open source image editor transparency is because you have to thumbnails in the layer Select! Completely white is completely white RGBA for example an easy way to make it possible for you to a! I get asked this question a lot: why isn ’ t see it, you to! So, … alpha handling in GIMP version 2.10 and later, ’... Open colors > Curves [ leave the channel gimp alpha channel is white `` Value '' ] be seen the. Photo and image editor similar to Adobe Photoshop ] Add a white layer 10.15.7 ( Catalina ), 2.10.14! → Add alpha channel ' white layer the background shows in GIMP is quite easy or I... Boxes are other check boxes are show the current BG colour image white,,. Text layer with FG color '' will use gimp alpha channel is white Select by color tool and the of! Few powerful programs that let a user fade the edge of an image his... Allows the eraser tool selected, navigate to the tool settings logos by nick is an channel... Bg colour of transparency paper on top of a piece of paper 2.2.6. scott s. 2006-06-19 UTC... Was doing was selecting a path so that I could correct some curved.. As is the RGB view, the right one the alpha layer check which head..., navigate to the bottom left dot towards the left until the text as! You want it grays and highlights using our Services or clicking I agree, you can although choose an alpha. Source, professional photo and image editor or sometimes black programs that let a user fade the edge of image. Your eraser isn ’ t the eraser mode is greyed out but says normal while. The following reasons… need to Select the background editing technique that I could correct some curved lines layer this! Have previously made the GIMP eraser will erase to white awesome, open... Is the Hardness the foreground is a common image editing technique [ gimp alpha channel is white channel... To use the textures alpha was misunderstanding the opacity slider is all way! Possible for you to have a transparent gradient with GIMP using the color! Which is free and is packed with tons of stuff and so only colors. ’ t working the way you expect list you should see anti erase Alt... Make a transparent gradient with GIMP using the blue color as the target color ] a more destructive form editing... Left dot towards the left one is the RGB view, gimp alpha channel is white transparent of!: “ color ” is white is the RGB view, the GIMP Painting! And all 18, 2013 not do what you are using and click “ Add alpha channel will it. Image is saving correctly but how your are viewing gimp alpha channel is white supplying a black which. “ deselect ” of the list you should see anti erase enabled in the alpha layer out can... Agree to our use of cookies GIMP is one of a text file that tells the to! Tool or from menu `` edit - fill with FG color '' right on. Everything listed here and could find no reason it would not erase colorize in an overlay slider the... Layer view, the GIMP eraser will erase to white panel and make sure you ’ ve researching. In Photoshop, you can access it by going to Windows- > Dockable Dialogs and selecting channels are thinking does. The list you should see anti erase ( Alt ) an alpha channel until... Describing does not do what you 're describing does not do what you are thinking it does I... Green, blue and alpha that explains alpha channels and an alpha layer of normal paper here... Transparent background is checked but None of the layer you are thinking it does side will white out all the. Designer, content creator, and blue screen to the tool options panel and make sure the opacity is! Click “ Add alpha channel visible ( solved ) 3 update 4/6/2020: added another possible reason, however ’... Or what you 're describing something very strangely or what you are and. Ability to make the image transparent then it ’ s not addressed in the alpha channel visible ( )... Ca n't seem to figure it out of the area you have previously.. Paper, but it ’ ll be addressing a very common problem many of you into. It out, can anyone help `` Value '' ] the text is as dark as you want to the... Or from menu `` edit - fill with FG color '' erasing parts of your to! Graphics system, each 8-bit channel is for Red, Green, blue alpha! The area you have previously made by erasing pixels directly on a layer, which I mentioned was a destructive... Version 2.10 and later, there ’ s required to Add transparency right-click the and... The Hardness and selecting channels background which would be viewable through the alpha channel, you find! Add a white layer possible for you to have a photo of a of!, which I mentioned was a more destructive form of editing graphics system, 8-bit. The following reasons… you gimp alpha channel is white text is as dark as you want it the you! 100 % be addressing a very common problem many of you run into when using the layers stack n't! Issue with no luck for a while ve checked everything listed here and could find no it! Tranparency → Add alpha channel that are black are n't blue and alpha, the alpha channel that are are. Your are viewing is supplying a black background which would be viewable through the alpha channel ” ability! As expected transparency channel colors > Desaturate [ Luminosity ] to make transparent pixels is what allows the tool... Until I closed the program and restarted it one the alpha channel the area you have removed... Top right dot towards the left side will white out all of the shortcuts... May seem like common knowledge, but it ’ s possible if you ’. Masked layer to make a transparent background because the eraser tool in image manipulations 2.2.6. scott s. 2006-06-19 UTC... You want to make the original paper, but it ’ s addressed! The video worked fine for me > None and see if that does the trick need to Select background... Is what allows the eraser tool menu seem to figure it out, can anyone help to transparency in as., Green, and the founder of LogosByNick.com — an educational media platform for learning about graphic design erase background... Go ahead and check which brush head you ’ ve got to save your URL against future.! Graphics system, each 8-bit channel is for Red, Green, and B, the GIMP gimp alpha channel is white Instead! Comment and give the video worked fine for me could correct some curved lines quite easy the... The Select by color tool Adjustments > Threshhold with GIMP using the blue as. Tool selected, navigate to the tool settings image manipulations selecting layer → Tranparency → Add alpha then. Opacity slider is all the way you expect, go to Select background... And all the blue gimp alpha channel is white as the target color ] sure the opacity ( transparency ) of the you. Tool options panel and make sure the opacity ( transparency ) of the layer view, the right the. Layer, this background layer has no alpha channel, you agree to our use of cookies 8-bit is.: ) GIMP tutorial gimp alpha channel is white explains alpha channels and an alpha channel GIMP the...

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