content: /*
   * Copyright 2022 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 com.google.android.exoplayer2.effect;
  
  import android.content.Context;
  import com.google.android.exoplayer2.util.Effect;
  import com.google.android.exoplayer2.util.FrameProcessingException;
  
  /**
   * Interface for a video frame effect with a {@link GlTextureProcessor} implementation.
   *
   * <p>Implementations contain information specifying the effect and can be {@linkplain
   * #toGlTextureProcessor(Context, boolean) converted} to a {@link GlTextureProcessor} which applies
   * the effect.
   */
  public interface GlEffect extends Effect {
  
    /**
     * Returns a {@link SingleFrameGlTextureProcessor} that applies the effect.
     *
     * @param context A {@link Context}.
     * @param useHdr Whether input textures come from an HDR source. If {@code true}, colors will be
     *     in linear RGB BT.2020. If {@code false}, colors will be in linear RGB BT.709.
     */
    GlTextureProcessor toGlTextureProcessor(Context context, boolean useHdr)
        throws FrameProcessingException;
  }
  