/*
* Copyright 2023 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 androidx.media3.transformer;
import androidx.annotation.Nullable;
import androidx.media3.common.Format;
import androidx.media3.common.MediaItem;
/** A listener for {@link MediaItem} changes in the {@linkplain SamplePipeline sample pipelines}. */
/* package */ interface OnMediaItemChangedListener {
/**
* Called when the {@link MediaItem} whose samples are passed to the {@link SamplePipeline}
* changes.
*
* @param editedMediaItem The {@link MediaItem} with the transformations to apply to it.
* @param durationUs The duration of the {@link MediaItem}, in microseconds.
* @param trackFormat The {@link Format} extracted (and possibly decoded) from the {@link
* MediaItem} track, which represents the samples input to the {@link SamplePipeline}. {@code
* null} if no such track was extracted.
* @param isLast Whether the {@link MediaItem} is the last one passed to the {@link
* SamplePipeline}.
*/
void onMediaItemChanged(
EditedMediaItem editedMediaItem,
long durationUs,
@Nullable Format trackFormat,
boolean isLast);
}