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How can i add alpha channel to image.

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Hi there,
I have an image, its 3channel how can i add that image to alpha channel and then change values ... Thanks for your help ...
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If you need to create 4 channel image from 3 channel image you may consider using ippiCopy_8u_C3AC4R function, which will copy your source 3 channel image into destination 4 channel image. The fourth (alpha) channel values will not be changed in destination image.

Vladimir

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If you need to create 4 channel image from 3 channel image you may consider using ippiCopy_8u_C3AC4R function, which will copy your source 3 channel image into destination 4 channel image. The fourth (alpha) channel values will not be changed in destination image.

Vladimir

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Thanks Vladimir ...
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