content: /*
   * Copyright (C) 2011 The Android Open Source Project
   *
   * 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.
   */
  
  
  package android.media.effect.effects;
  
  import android.filterfw.core.Frame;
  import android.media.effect.EffectContext;
  import android.media.effect.FilterEffect;
  
  /**
   * @hide
   */
  public class IdentityEffect extends FilterEffect {
  
      public IdentityEffect(EffectContext context, String name) {
          super(context, name);
      }
  
      @Override
      public void apply(int inputTexId, int width, int height, int outputTexId) {
          beginGLEffect();
  
          Frame inputFrame = frameFromTexture(inputTexId, width, height);
          Frame outputFrame = frameFromTexture(outputTexId, width, height);
  
          outputFrame.setDataFromFrame(inputFrame);
  
          inputFrame.release();
          outputFrame.release();
  
          endGLEffect();
      }
  
      @Override
      public void setParameter(String parameterKey, Object value) {
          throw new IllegalArgumentException("Unknown parameter " + parameterKey
              + " for IdentityEffect!");
      }
  
      @Override
      public void release() {
      }
  }
  
  