color-problem with imread and image

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Merijn Vangilbergen
Merijn Vangilbergen el 13 de Ag. de 2017
Comentada: Image Analyst el 7 de Mayo de 2022
I'm working on a mirror anamorphosis by a cilindrical mirror. I'm having a problem with using colors. The problem can be reduced to this simple script:
picture = imread('pict.jpg')
image(picture)
This is the picture that I want to get:
This is the picture that I do get:
Does anyone know what went wrong? Many thanks.
  5 comentarios
Omer Al Sumeri
Omer Al Sumeri el 5 de Mayo de 2022
The answer is unclear to me, Can someone clarify?
Image Analyst
Image Analyst el 7 de Mayo de 2022
@Omer Al Sumeri, sure. Just start a new thread and attach your indexed image file. There, show us a screenshot of what you're getting when you use my answer from below
[indexedImage, cmap] = imread('Charizard.jpg.png');
imshow(indexedImage, cmap);

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Respuesta aceptada

Image Analyst
Image Analyst el 13 de Ag. de 2017
It's an indexed image. Get the second output of imread(), which you are not asking for now. It will be the color map. Then apply it with the colornap() function.
  2 comentarios
Image Analyst
Image Analyst el 14 de Ag. de 2017
[indexedImage, cmap] = imread('Charizard.jpg.png');
imshow(indexedImage, cmap);
Image Analyst
Image Analyst el 15 de Ag. de 2017
Glad this fixed it for you. If you're done, you can "Accept" the answer.

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