Android Open Source - android-imgpro-lib Filter Task

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License

The source code is released under:

MIT License

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Java Source Code

package net.akhyar.android.imgpro;
/*w  ww  .java 2  s  . co  m*/
import android.graphics.Bitmap;
import android.os.AsyncTask;

public class FilterTask extends AsyncTask<Filter, Void, Bitmap> {

  Filter filter;

  @Override
  protected Bitmap doInBackground(Filter... args) {

    if (args.length != 1 || args[0] == null)
      throw new IllegalArgumentException(
          "Background task requires a Filter parameter");

    filter = args[0];

    return filter.apply();
  }

  @Override
  protected void onPostExecute(Bitmap bitmap) {
    if (filter.getFilterListener() != null)
      filter.getFilterListener().onFilterDone(filter, bitmap);
  }
}

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