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2. How to use PIL to make all white pixels transparent?

   stackoverflow.com/questions/765736

   from PIL import Image def make_color_transparent_pil(image: Image, color: tuple[int, int, int], thresh2: int = 0) -> Image: """ Add alpha to image pixels within threshold distance of a color using PIL.ImageMath.

3. Make a background image transparent using CSS - Stack Overflow

   stackoverflow.com/questions/5636125

   You'd have to apply a background-color in order to get this to work because you'd be fading the color and image, rather than just the image. Remember that a background image is not styleable content. You could probably hack it by using an image instead of a background image and there a mixture of relative and absolute positioning with some z ...

4. How to add transparency to a background image? (HTML + CSS)

   stackoverflow.com/questions/62033155

   The trick to using RGBA in a background image is to use two parallel rgba() functions inside a linear-gradient(). Since rgba() returns a color value, it can be utilized as two color stops in the linear gradient...although they technically aren't color stops, since no transition happens from two like color values. Hackish, but simple and functional.

5. C#, how to make a picture background transparent?

   stackoverflow.com/questions/4416934

   You'd have to subtract the x and y coordinates of the background image from the transparent image. See my answer on A PictureBox Question for an example with a screen shot. AFAIK, you can not set the Parent in the Designer, only in code. Therefore, the Designer will still not show a transparent image, but at runtime it should.

6. png - Set transparent background using ImageMagick and...

   stackoverflow.com/questions/9155377

   Here is a comparison of the simple approach ("-fuzz 2% -transparent white") versus my solution, when run on the ImageMagick logo. I've flattened both transparent images onto a saddle brown background to make the differences apparent (click for originals). Notice how the Wizard's beard has disappeared in the simple approach.

7. css - How to make image in html transparent? - Stack Overflow

   stackoverflow.com/questions/8151156

   The image should be transparent. The way I am doing now - first comes the image, and after it finishes, there comes the text and the other images. How to add transparent image in html?

8. How to convert an image into a transparent image in java

   stackoverflow.com/questions/3101446

   * @return a new image with a transparent background */ public static Image makeBackgroundTransparent(Image source) { /* * Algorithm * * Pixels must be iterated in the four possible directions: (1) left to * right, for each row (top to bottom); (2) from right to left, for each * row (from top to bottom); (3) from top to bottom, for each column ...

9. Make image transparent in CSS - Stack Overflow

   stackoverflow.com/questions/40055861

   How to make image in html transparent? 44. Make white background of image transparent in css. 47.

10. Transparency for images in Visual Basic .net? - Stack Overflow

    stackoverflow.com/questions/392257

    Dim bmp As Bitmap = Bitmap.FromFile("test.bmp") bmp.MakeTransparent(Color.Magenta) ' magenta in bitmap will be transparent PictureBox1.Image = bmp Make the picture box transparent. PictureBox1.BackColor = Color.Transparent If you really need a transparent image I would suggest not using the picturebox and just render a transparent bitmap directly.

11. Make white background of image transparent in css

    stackoverflow.com/questions/12662759

    When I tried this, in some cases the image's parent element also had to have a background colour explicitly set. E.g. if the body background is red, but the image is in a div, then that div also needed an explicit red background for the blend mode to work.