computepipe/hidl/runner/1.0/IPipeStream.hal

/*
 * Copyright (C) 2016 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.automotive.computepipe.runner@1.0;

interface IPipeStream {
    /**
     * Receives calls from the HIDL implementation each time a new packet is available.
     * Packets received by this method must be returned via calls to
     * IPipeRunner::doneWithPacket(). After the pipe execution has
     * stopped this callback may continue to happen for sometime.
     * Those packets must still be returned. Last frame will be indicated with
     * a null packet. After that there will not be any further packets.
     *
     * @param: packet is a descriptor for the packet.
     */
    oneway deliverPacket(PacketDescriptor packet);
};