public static ImagePipelineConfig getImagePipelineConfig(Context context) {
    if (sImagePipelineConfig == null) {
      ImagePipelineConfig.Builder configBuilder = ImagePipelineConfig.newBuilder(context);
      configureCaches(configBuilder, context);
      configureLoggingListeners(configBuilder);
      configureOptions(configBuilder);
      sImagePipelineConfig = configBuilder.build();
    }
    return sImagePipelineConfig;
  }
Creates config using android http stack as network backend.
samples/comparison/src/main/java/com/facebook/samples/comparison/configs/imagepipeline/ImagePipelineConfigFactory.java