tv/tuner/1.1/IDemux.hal

/*
 * Copyright 2020 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.hardware.tv.tuner@1.1;

import @1.0::IDemux;
import @1.0::IFilter;
import @1.0::Result;

/**
 * Demultiplexer(Demux) takes a single multiplexed input and splits it into
 * one or more output.
 */
interface IDemux extends @1.0::IDemux {
    /**
     * Get a 64-bit hardware sync ID for audio and video.
     *
     * It is used by the client to get the hardware sync ID for audio and video.
     *
     * @param filter the v1_1 filter instance.
     * @return result Result status of the operation.
     *         SUCCESS if successful,
     *         INVALID_ARGUMENT if failed for a wrong filter ID.
     *         UNKNOWN_ERROR if failed for other reasons.
     * @return avSyncHwId the id of hardware A/V sync.
     */
    getAvSyncHwId64Bit(IFilter filter) generates (Result result, uint64_t avSyncHwId);
};