mirror of https://github.com/NekoX-Dev/NekoX.git
74 lines
2.1 KiB
Java
74 lines
2.1 KiB
Java
/*
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* Copyright (C) 2016 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.google.android.exoplayer2.decoder;
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import androidx.annotation.Nullable;
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/**
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* A media decoder.
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*
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* @param <I> The type of buffer input to the decoder.
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* @param <O> The type of buffer output from the decoder.
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* @param <E> The type of exception thrown from the decoder.
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*/
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public interface Decoder<I, O, E extends Exception> {
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/**
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* Returns the name of the decoder.
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*
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* @return The name of the decoder.
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*/
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String getName();
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/**
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* Dequeues the next input buffer to be filled and queued to the decoder.
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*
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* @return The input buffer, which will have been cleared, or null if a buffer isn't available.
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* @throws E If a decoder error has occurred.
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*/
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@Nullable
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I dequeueInputBuffer() throws E;
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/**
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* Queues an input buffer to the decoder.
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*
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* @param inputBuffer The input buffer.
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* @throws E If a decoder error has occurred.
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*/
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void queueInputBuffer(I inputBuffer) throws E;
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/**
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* Dequeues the next output buffer from the decoder.
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*
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* @return The output buffer, or null if an output buffer isn't available.
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* @throws E If a decoder error has occurred.
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*/
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@Nullable
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O dequeueOutputBuffer() throws E;
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/**
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* Flushes the decoder. Ownership of dequeued input buffers is returned to the decoder. The caller
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* is still responsible for releasing any dequeued output buffers.
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*/
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void flush();
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/**
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* Releases the decoder. Must be called when the decoder is no longer needed.
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*/
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void release();
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}
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