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FFmpeg/libavfilter/qp_table.h
Anton Khirnov fba0ecbe20 lavfi: add common code to handle QP tables
It will be used for converting the *pp filters to the new
AVVideoEncParams API.
2021-01-01 14:24:20 +01:00

34 lines
1.1 KiB
C

/*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 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 General Public License for more details.
*
* You should have received a copy of the GNU 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 AVFILTER_QP_TABLE_H
#define AVFILTER_QP_TABLE_H
#include <stdint.h>
#include "libavutil/frame.h"
/**
* Extract a libpostproc-compatible QP table - an 8-bit QP value per 16x16
* macroblock, stored in raster order - from AVVideoEncParams side data.
*/
int ff_qp_table_extract(AVFrame *frame, int8_t **table, int *table_w, int *table_h,
int *qscale_type);
#endif // AVFILTER_QP_TABLE_H