FFmpeg4/libavcodec/pthread_internal.h

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2023-07-02 12:20:28 +00:00
/*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVCODEC_PTHREAD_INTERNAL_H
#define AVCODEC_PTHREAD_INTERNAL_H
#include "avcodec.h"
/* H.264 slice threading seems to be buggy with more than 16 threads,
* limit the number of threads to 16 for automatic detection */
#define MAX_AUTO_THREADS 16
int ff_slice_thread_init(AVCodecContext *avctx);
void ff_slice_thread_free(AVCodecContext *avctx);
int ff_frame_thread_init(AVCodecContext *avctx);
void ff_frame_thread_free(AVCodecContext *avctx, int thread_count);
#endif // AVCODEC_PTHREAD_INTERNAL_H