package jp.wasabeef.fresco.processors.gpu;
/**
* Copyright (C) 2017 Wasabeef
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import android.content.Context;
import com.facebook.cache.common.CacheKey;
import com.facebook.cache.common.SimpleCacheKey;
import jp.co.cyberagent.android.gpuimage.GPUImageBrightnessFilter;
/**
* brightness value ranges from -1.0 to 1.0, with 0.0 as the normal level
*/
public class BrightnessFilterPostprocessor extends GPUFilterPostprocessor {
private float brightness;
public BrightnessFilterPostprocessor(Context context) {
this(context, 0.0f);
}
public BrightnessFilterPostprocessor(Context context, float brightness) {
super(context, new GPUImageBrightnessFilter());
this.brightness = brightness;
GPUImageBrightnessFilter filter = getFilter();
filter.setBrightness(brightness);
}
@Override public CacheKey getPostprocessorCacheKey() {
return new SimpleCacheKey("brightness=" + brightness);
}
}