aac5773f
 hucm
功能基本完成，接口待打磨
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/*
* 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
*/
/**
* @file
* Miscellaneous utilities which make use of the libswscale library
*/
#ifndef AVFILTER_LSWSUTILS_H
#define AVFILTER_LSWSUTILS_H
#include "libswscale/swscale.h"
/**
* Scale image using libswscale.
*/
int ff_scale_image(uint8_t *dst_data[4], int dst_linesize[4],
int dst_w, int dst_h, enum AVPixelFormat dst_pix_fmt,
uint8_t *const src_data[4], int src_linesize[4],
int src_w, int src_h, enum AVPixelFormat src_pix_fmt,
void *log_ctx);
#endif /* AVFILTER_LSWSUTILS_H */
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