blob: eae83cfff5f159f81fb2983e1e2b015bf13747cc [file] [log] [blame]
/*
* Copyright (C) 2014 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.tv;
import android.annotation.SystemApi;
import android.os.Parcel;
import android.os.Parcelable;
import android.util.Log;
/**
* @hide
*/
@SystemApi
public class TvStreamConfig implements Parcelable {
static final String TAG = TvStreamConfig.class.getSimpleName();
// Must be in sync with tv_input.h
public final static int STREAM_TYPE_INDEPENDENT_VIDEO_SOURCE = 1;
public final static int STREAM_TYPE_BUFFER_PRODUCER = 2;
/**
* A flag indicating whether the HAL is sure about signal at this stream. Note that
* value of 0 here does not necessarily mean no signal. It just means that it may not have
* signal and the underlying layer is not sure.
*/
public static final int FLAG_MASK_SIGNAL_DETECTION = 0x1;
private int mStreamId;
private int mType;
private int mMaxWidth;
private int mMaxHeight;
/**
* Generations are incremented once framework receives STREAM_CONFIGURATION_CHANGED event from
* HAL module. Framework should throw away outdated configurations and get new configurations
* via tv_input_device::get_stream_configurations().
*/
private int mGeneration;
/**
* Flags for stream status. See FLAG_MASK_* for details.
*/
private int mFlags;
public static final Parcelable.Creator<TvStreamConfig> CREATOR =
new Parcelable.Creator<TvStreamConfig>() {
@Override
public TvStreamConfig createFromParcel(Parcel source) {
try {
return new Builder().
streamId(source.readInt()).
type(source.readInt()).
maxWidth(source.readInt()).
maxHeight(source.readInt()).
generation(source.readInt()).
flags(source.readInt()).build();
} catch (Exception e) {
Log.e(TAG, "Exception creating TvStreamConfig from parcel", e);
return null;
}
}
@Override
public TvStreamConfig[] newArray(int size) {
return new TvStreamConfig[size];
}
};
private TvStreamConfig() {}
public int getStreamId() {
return mStreamId;
}
public int getType() {
return mType;
}
public int getMaxWidth() {
return mMaxWidth;
}
public int getMaxHeight() {
return mMaxHeight;
}
public int getGeneration() {
return mGeneration;
}
public int getFlags() {
return mFlags;
}
@Override
public String toString() {
return "TvStreamConfig {mStreamId=" + mStreamId + ";" + "mType=" + mType + ";mGeneration="
+ mGeneration + "}";
}
// Parcelable
@Override
public int describeContents() {
return 0;
}
@Override
public void writeToParcel(Parcel dest, int flags) {
dest.writeInt(mStreamId);
dest.writeInt(mType);
dest.writeInt(mMaxWidth);
dest.writeInt(mMaxHeight);
dest.writeInt(mGeneration);
dest.writeInt(mFlags);
}
/**
* A helper class for creating a TvStreamConfig object.
*/
public static final class Builder {
private Integer mStreamId;
private Integer mType;
private Integer mMaxWidth;
private Integer mMaxHeight;
private Integer mGeneration;
private int mFlags = 0;
public Builder() {
}
public Builder streamId(int streamId) {
mStreamId = streamId;
return this;
}
public Builder type(int type) {
mType = type;
return this;
}
public Builder maxWidth(int maxWidth) {
mMaxWidth = maxWidth;
return this;
}
public Builder maxHeight(int maxHeight) {
mMaxHeight = maxHeight;
return this;
}
public Builder generation(int generation) {
mGeneration = generation;
return this;
}
public Builder flags(int flag) {
mFlags = flag;
return this;
}
public TvStreamConfig build() {
if (mStreamId == null || mType == null || mMaxWidth == null || mMaxHeight == null
|| mGeneration == null) {
throw new UnsupportedOperationException();
}
TvStreamConfig config = new TvStreamConfig();
config.mStreamId = mStreamId;
config.mType = mType;
config.mMaxWidth = mMaxWidth;
config.mMaxHeight = mMaxHeight;
config.mGeneration = mGeneration;
config.mFlags = mFlags;
return config;
}
}
@Override
public boolean equals(Object obj) {
if (obj == null) return false;
if (!(obj instanceof TvStreamConfig)) return false;
TvStreamConfig config = (TvStreamConfig) obj;
return config.mGeneration == mGeneration
&& config.mStreamId == mStreamId
&& config.mType == mType
&& config.mMaxWidth == mMaxWidth
&& config.mMaxHeight == mMaxHeight
&& config.mFlags == mFlags;
}
}