| /* |
| * Copyright 2019 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.tuner.filter; |
| |
| import android.annotation.NonNull; |
| import android.annotation.SystemApi; |
| |
| /** |
| * Bits Settings for Section Filters. |
| * |
| * @hide |
| */ |
| @SystemApi |
| public class SectionSettingsWithSectionBits extends SectionSettings { |
| private final byte[] mFilter; |
| private final byte[] mMask; |
| private final byte[] mMode; |
| |
| |
| private SectionSettingsWithSectionBits(int mainType, boolean isCheckCrc, boolean isRepeat, |
| boolean isRaw, byte[] filter, byte[] mask, byte[] mode) { |
| super(mainType, isCheckCrc, isRepeat, isRaw); |
| mFilter = filter; |
| mMask = mask; |
| mMode = mode; |
| } |
| |
| /** |
| * Gets the bytes configured for Section Filter |
| */ |
| @NonNull |
| public byte[] getFilterBytes() { |
| return mFilter; |
| } |
| /** |
| * Gets bit mask. |
| * |
| * <p>The bits in the bytes are used for filtering. |
| */ |
| @NonNull |
| public byte[] getMask() { |
| return mMask; |
| } |
| /** |
| * Gets mode. |
| * |
| * <p>Do positive match at the bit position of the configured bytes when the bit at same |
| * position of the mode is 0. |
| * <p>Do negative match at the bit position of the configured bytes when the bit at same |
| * position of the mode is 1. |
| */ |
| @NonNull |
| public byte[] getMode() { |
| return mMode; |
| } |
| |
| /** |
| * Creates a builder for {@link SectionSettingsWithSectionBits}. |
| * |
| * @param mainType the filter main type. |
| */ |
| @NonNull |
| public static Builder builder(@Filter.Type int mainType) { |
| return new Builder(mainType); |
| } |
| |
| /** |
| * Builder for {@link SectionSettingsWithSectionBits}. |
| */ |
| public static class Builder extends SectionSettings.Builder<Builder> { |
| private byte[] mFilter = {}; |
| private byte[] mMask = {}; |
| private byte[] mMode = {}; |
| |
| private Builder(int mainType) { |
| super(mainType); |
| } |
| |
| /** |
| * Sets filter bytes. |
| * |
| * <p>Default value is an empty byte array. |
| */ |
| @NonNull |
| public Builder setFilter(@NonNull byte[] filter) { |
| mFilter = filter; |
| return this; |
| } |
| /** |
| * Sets bit mask. |
| * |
| * <p>Default value is an empty byte array. |
| */ |
| @NonNull |
| public Builder setMask(@NonNull byte[] mask) { |
| mMask = mask; |
| return this; |
| } |
| /** |
| * Sets mode. |
| * |
| * <p>Default value is an empty byte array. |
| */ |
| @NonNull |
| public Builder setMode(@NonNull byte[] mode) { |
| mMode = mode; |
| return this; |
| } |
| |
| /** |
| * Builds a {@link SectionSettingsWithSectionBits} object. |
| */ |
| @NonNull |
| public SectionSettingsWithSectionBits build() { |
| return new SectionSettingsWithSectionBits( |
| mMainType, mCrcEnabled, mIsRepeat, mIsRaw, mFilter, mMask, mMode); |
| } |
| |
| @Override |
| Builder self() { |
| return this; |
| } |
| } |
| } |