VideoValidatedEncoderProfilesProxy.java
/*
* 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.camera.video.internal;
import static java.util.Collections.unmodifiableList;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.annotation.RequiresApi;
import androidx.camera.core.impl.EncoderProfilesProxy;
import androidx.core.util.Preconditions;
import com.google.auto.value.AutoValue;
import java.util.ArrayList;
import java.util.List;
/**
* VideoValidatedEncoderProfilesProxy is an implementation of {@link EncoderProfilesProxy} that
* guarantees to provide video information.
*/
@RequiresApi(21) // TODO(b/200306659): Remove and replace with annotation on package-info.java
@AutoValue
public abstract class VideoValidatedEncoderProfilesProxy implements EncoderProfilesProxy {
/** Creates a VideoValidatedEncoderProfilesProxy instance from {@link EncoderProfilesProxy}. */
@NonNull
public static VideoValidatedEncoderProfilesProxy from(@NonNull EncoderProfilesProxy profiles) {
return create(
profiles.getDefaultDurationSeconds(),
profiles.getRecommendedFileFormat(),
profiles.getAudioProfiles(),
profiles.getVideoProfiles()
);
}
/** Creates a VideoValidatedEncoderProfilesProxy instance. */
@NonNull
public static VideoValidatedEncoderProfilesProxy create(
int defaultDurationSeconds,
int recommendedFileFormat,
@NonNull List<AudioProfileProxy> audioProfiles,
@NonNull List<VideoProfileProxy> videoProfiles) {
Preconditions.checkArgument(!videoProfiles.isEmpty(),
"Should contain at least one VideoProfile.");
VideoProfileProxy defaultVideoProfile = videoProfiles.get(0);
AudioProfileProxy defaultAudioProfile = null;
if (!audioProfiles.isEmpty()) {
defaultAudioProfile = audioProfiles.get(0);
}
return new AutoValue_VideoValidatedEncoderProfilesProxy(
defaultDurationSeconds,
recommendedFileFormat,
unmodifiableList(new ArrayList<>(audioProfiles)),
unmodifiableList(new ArrayList<>(videoProfiles)),
defaultAudioProfile,
defaultVideoProfile
);
}
/** Returns the default {@link AudioProfileProxy} or null if not existed. */
@Nullable
public abstract AudioProfileProxy getDefaultAudioProfile();
/** Returns the default {@link VideoProfileProxy}. */
@NonNull
public abstract VideoProfileProxy getDefaultVideoProfile();
}