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52 lines
1.9 KiB
52 lines
1.9 KiB
/* |
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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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#ifndef AVUTIL_SLICETHREAD_H |
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#define AVUTIL_SLICETHREAD_H |
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typedef struct AVSliceThread AVSliceThread; |
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/** |
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* Create slice threading context. |
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* @param pctx slice threading context returned here |
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* @param priv private pointer to be passed to callback function |
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* @param worker_func callback function to be executed |
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* @param main_func special callback function, called from main thread, may be NULL |
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* @param nb_threads number of threads, 0 for automatic, must be >= 0 |
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* @return return number of threads or negative AVERROR on failure |
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*/ |
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int avpriv_slicethread_create(AVSliceThread **pctx, void *priv, |
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void (*worker_func)(void *priv, int jobnr, int threadnr, int nb_jobs, int nb_threads), |
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void (*main_func)(void *priv), |
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int nb_threads); |
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/** |
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* Execute slice threading. |
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* @param ctx slice threading context |
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* @param nb_jobs number of jobs, must be > 0 |
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* @param execute_main also execute main_func |
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*/ |
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void avpriv_slicethread_execute(AVSliceThread *ctx, int nb_jobs, int execute_main); |
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/** |
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* Destroy slice threading context. |
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* @param pctx pointer to context |
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*/ |
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void avpriv_slicethread_free(AVSliceThread **pctx); |
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#endif
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