graphics/bufferqueue/2.0/IProducerListener.hal


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/*
 * Copyright (C) 2018 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.graphics.bufferqueue@2.0;

/**
 * Listener interface.
 */
interface IProducerListener {
    /**
     * Notifies the listener when buffers are released.
     *
     * This function is usually called by the consumer.
     *
     * @param count The number of buffers released (since the last call to
     *     onBufferReleased()).
     */
    oneway onBuffersReleased(uint32_t count);
};