61 lines
2.4 KiB
C
61 lines
2.4 KiB
C
/*****************************************************************************
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* internal.c: video filter utilities
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*****************************************************************************
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* Copyright (C) 2010-2025 x264 project
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*
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* Authors: Steven Walters <kemuri9@gmail.com>
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*
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* This program 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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* This program 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
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111, USA.
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*
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* This program is also available under a commercial proprietary license.
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* For more information, contact us at licensing@x264.com.
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*****************************************************************************/
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#include "internal.h"
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#define FAIL_IF_ERROR( cond, ... ) FAIL_IF_ERR( cond, "x264", __VA_ARGS__ )
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void x264_cli_plane_copy( uint8_t *dst, int i_dst, uint8_t *src, int i_src, int w, int h )
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{
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while( h-- )
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{
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memcpy( dst, src, w );
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dst += i_dst;
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src += i_src;
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}
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}
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int x264_cli_pic_copy( cli_pic_t *out, cli_pic_t *in )
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{
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int csp = in->img.csp & X264_CSP_MASK;
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FAIL_IF_ERROR( x264_cli_csp_is_invalid( in->img.csp ), "invalid colorspace arg %d\n", in->img.csp );
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FAIL_IF_ERROR( in->img.csp != out->img.csp || in->img.height != out->img.height
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|| in->img.width != out->img.width, "incompatible frame properties\n" );
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/* copy data */
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out->duration = in->duration;
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out->pts = in->pts;
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out->opaque = in->opaque;
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for( int i = 0; i < out->img.planes; i++ )
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{
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int height = in->img.height * x264_cli_csps[csp].height[i];
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int width = in->img.width * x264_cli_csps[csp].width[i];
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width *= x264_cli_csp_depth_factor( in->img.csp );
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x264_cli_plane_copy( out->img.plane[i], out->img.stride[i], in->img.plane[i],
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in->img.stride[i], width, height );
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}
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return 0;
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}
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