/* * 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 AVFILTER_TRANSPOSE_H#define AVFILTER_TRANSPOSE_H #include <stddef.h>#include <stdint.h> enum PassthroughType {    TRANSPOSE_PT_TYPE_NONE,    TRANSPOSE_PT_TYPE_LANDSCAPE,    TRANSPOSE_PT_TYPE_PORTRAIT,}; enum TransposeDir {    TRANSPOSE_CCLOCK_FLIP,    TRANSPOSE_CLOCK,    TRANSPOSE_CCLOCK,    TRANSPOSE_CLOCK_FLIP,    TRANSPOSE_REVERSAL,    // rotate by half-turn    TRANSPOSE_HFLIP,    TRANSPOSE_VFLIP,}; typedef struct TransVtable {    void (*transpose_8x8)(uint8_t *src, ptrdiff_t src_linesize,                          uint8_t *dst, ptrdiff_t dst_linesize);    void (*transpose_block)(uint8_t *src, ptrdiff_t src_linesize,                            uint8_t *dst, ptrdiff_t dst_linesize,                            int w, int h);} TransVtable; void ff_transpose_init_x86(TransVtable *v, int pixstep); #endif