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71 lines
2.1 KiB
71 lines
2.1 KiB
3 months ago
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/*
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* Copyright (C) 2024 Nuo Mi
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/*
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* We still need several refactors to improve the current VVC decoder's performance,
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* which will frequently break the API/ABI. To mitigate this, we've copied the executor from
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* avutil to avcodec. Once the API/ABI is stable, we will move this class back to avutil
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*/
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#ifndef AVCODEC_EXECUTOR_H
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#define AVCODEC_EXECUTOR_H
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typedef struct FFExecutor FFExecutor;
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typedef struct FFTask FFTask;
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struct FFTask {
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FFTask *next;
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};
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typedef struct FFTaskCallbacks {
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void *user_data;
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int local_context_size;
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// return 1 if a's priority > b's priority
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int (*priority_higher)(const FFTask *a, const FFTask *b);
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// run the task
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int (*run)(FFTask *t, void *local_context, void *user_data);
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} FFTaskCallbacks;
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/**
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* Alloc executor
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* @param callbacks callback structure for executor
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* @param thread_count worker thread number, 0 for run on caller's thread directly
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* @return return the executor
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*/
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FFExecutor* ff_executor_alloc(const FFTaskCallbacks *callbacks, int thread_count);
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/**
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* Free executor
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* @param e pointer to executor
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*/
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void ff_executor_free(FFExecutor **e);
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/**
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* Add task to executor
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* @param e pointer to executor
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* @param t pointer to task. If NULL, it will wakeup one work thread
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*/
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void ff_executor_execute(FFExecutor *e, FFTask *t);
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#endif //AVCODEC_EXECUTOR_H
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