image quality in picture box

Have loaded the image to picturebox in 开发者_如何学运维zoom mode. but the text is not clear. how to improve the quality of the image with fixed picture box size.

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How about subclass Picture Box and interpolate yourself.

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set PictureBoxSizeMode to AutoSize or find a better quality image.

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You can subclass it, but you don't have to do all the painting yourself:

http://www.xtremedotnettalk.com/showthread.php?t=97904