问题
I config the fresco with setDownsampleEnabled(true) and use PhotoDraweeView to zoom the image.But the image is muzzy when i enlarge it.If I remove setDownsampleEnabled(true), the image shows well when i zoom out.But it will lead to other problem.Does anyone has good solution?
来源：https://stackoverflow.com/questions/38237023/fresco-setdownsampleenabledtrue-makes-image-muzzy-when-zoom