android .9. png images when used with black edges?

android .9. png

Effects shown in the figure, how to remove black edges

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Reply:
I do not draw .9 png lower right part of the draw, draw only the upper part of the left heel, there will be a black border, just a few days ago to do. I have encountered this problem
Reply:
If not special requirements, best not to draw two parallel
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Under the right seems to be the text area, generally as long as the upper left to meet the demand, which may be another problem sdk, before pulling the black circle are not black line
Reply:
1st Floor positive solution, thank you ...