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71 lines
2.1 KiB
71 lines
2.1 KiB
/* |
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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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int priority; // task priority should >= 0 and < AVTaskCallbacks.priorities |
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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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// how many priorities do we have？ |
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int priorities; |
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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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