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43 lines
1.6 KiB
C
43 lines
1.6 KiB
C
#ifndef SUBSAMPLE_H
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#define SUBSAMPLE_H
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/* Veejay - A visual instrument and realtime video sampler
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* Copyright (C) 2004 Niels Elburg <nwelburg@gmail.com>
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*
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* YUV library for veejay.
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*
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* Mjpegtools, (C) The Mjpegtools Development Team (http://mjpeg.sourceforge.net)
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* Copyright (C) 2001 Matthew J. Marjanovic <maddog@mir.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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*/
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typedef enum subsample_mode {
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SSM_UNKNOWN = 0,
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SSM_420_JPEG_TR = 1,
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SSM_420_JPEG_BOX = 2,
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SSM_420_MPEG2 = 3,
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SSM_422_444 = 4,
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SSM_420_422 = 5,
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SSM_COUNT = 6,
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} subsample_mode_t;
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extern const char *ssm_id[SSM_COUNT];
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extern const char *ssm_description[SSM_COUNT];
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void chroma_subsample_init();
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void chroma_subsample(subsample_mode_t mode, VJFrame *frame, uint8_t * ycbcr[] );
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void chroma_supersample(subsample_mode_t mode, VJFrame *frame, uint8_t * ycbcr[] );
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#endif
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