mirror of https://github.com/mpv-player/mpv
65 lines
1.9 KiB
C
65 lines
1.9 KiB
C
/*
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* Copyright (C) 2002 Michael Niedermayer <michaelni@gmx.at>
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*
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* This file is part of MPlayer.
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*
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* MPlayer is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* MPlayer 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with MPlayer; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <inttypes.h>
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#include <assert.h>
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#include "mpvcore/mp_msg.h"
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#include "video/img_format.h"
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#include "video/mp_image.h"
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#include "vf.h"
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static struct mp_image *filter(struct vf_instance *vf, struct mp_image *mpi)
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{
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struct mp_image old = *mpi;
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mpi->planes[1] = old.planes[2];
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mpi->stride[1] = old.stride[2];
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mpi->planes[2] = old.planes[1];
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mpi->stride[2] = old.stride[1];
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return mpi;
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}
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static int query_format(struct vf_instance *vf, unsigned int fmt)
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{
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struct mp_imgfmt_desc desc = mp_imgfmt_get_desc(fmt);
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if (!(desc.flags & MP_IMGFLAG_BYTE_ALIGNED))
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return 0;
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if (!(desc.num_planes >= 3 && desc.bytes[1] == desc.bytes[2]))
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return 0;
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return vf_next_query_format(vf, fmt);
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}
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static int vf_open(vf_instance_t *vf){
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vf->filter=filter;
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vf->query_format=query_format;
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return 1;
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}
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const vf_info_t vf_info_swapuv = {
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.description = "UV swapper",
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.name = "swapuv",
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.open = vf_open,
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};
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//===========================================================================//
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