'Android Image bitmap comparison vs setBitmap time complexity suggestion

I want to repeatedly set an imageviews bitmap with an interval. Which approach will be better?

  1. If I check and compare bitmaps are ame or updated or not.

    if(!imageBitmap.sameAs(imageBitmap1)) imageView.setImageBitmap(imageBitmap1)

  2. If I just set bitmap to the imageView?

    imageView.setImageBitmap(imageBitmap1)



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