/*
* 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
*
* https://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 android.content.Context;
import androidx.media3.common.ColorInfo;
import androidx.media3.common.DebugViewProvider;
import androidx.media3.common.Effect;
import androidx.media3.common.VideoFrameProcessingException;
import androidx.media3.common.VideoGraph;
import androidx.media3.effect.MultipleInputVideoGraph;
import androidx.media3.effect.VideoCompositorSettings;
import java.util.List;
import java.util.concurrent.Executor;
/**
* A {@link TransformerVideoGraph Transformer}-specific implementation of {@link
* MultipleInputVideoGraph}.
*/
/* package */ final class TransformerMultipleInputVideoGraph extends MultipleInputVideoGraph
implements TransformerVideoGraph {
/** A factory for creating {@link TransformerMultipleInputVideoGraph} instances. */
public static final class Factory implements TransformerVideoGraph.Factory {
@Override
public TransformerMultipleInputVideoGraph create(
Context context,
ColorInfo outputColorInfo,
DebugViewProvider debugViewProvider,
VideoGraph.Listener listener,
Executor listenerExecutor,
VideoCompositorSettings videoCompositorSettings,
List<Effect> compositionEffects,
long initialTimestampOffsetUs) {
return new TransformerMultipleInputVideoGraph(
context,
outputColorInfo,
debugViewProvider,
listener,
listenerExecutor,
videoCompositorSettings,
compositionEffects,
initialTimestampOffsetUs);
}
}
private TransformerMultipleInputVideoGraph(
Context context,
ColorInfo outputColorInfo,
DebugViewProvider debugViewProvider,
Listener listener,
Executor listenerExecutor,
VideoCompositorSettings videoCompositorSettings,
List<Effect> compositionEffects,
long initialTimestampOffsetUs) {
super(
context,
outputColorInfo,
debugViewProvider,
listener,
listenerExecutor,
videoCompositorSettings,
compositionEffects,
initialTimestampOffsetUs);
}
@Override
public GraphInput createInput() throws VideoFrameProcessingException {
int inputId = registerInput();
return new VideoFrameProcessingWrapper(
getProcessor(inputId), /* presentation= */ null, getInitialTimestampOffsetUs());
}
}