Files
veejay/veejay-current/veejay-server/libsubsample/subsample.h

43 lines
1.6 KiB
C

#ifndef SUBSAMPLE_H
#define SUBSAMPLE_H
/* Veejay - A visual instrument and realtime video sampler
* Copyright (C) 2004 Niels Elburg <nwelburg@gmail.com>
*
* YUV library for veejay.
*
* Mjpegtools, (C) The Mjpegtools Development Team (http://mjpeg.sourceforge.net)
* Copyright (C) 2001 Matthew J. Marjanovic <maddog@mir.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*/
typedef enum subsample_mode {
SSM_UNKNOWN = 0,
SSM_420_JPEG_TR = 1,
SSM_420_JPEG_BOX = 2,
SSM_420_MPEG2 = 3,
SSM_422_444 = 4,
SSM_420_422 = 5,
SSM_COUNT = 6,
} subsample_mode_t;
extern const char *ssm_id[SSM_COUNT];
extern const char *ssm_description[SSM_COUNT];
void chroma_subsample_init();
void chroma_subsample(subsample_mode_t mode, VJFrame *frame, uint8_t * ycbcr[] );
void chroma_supersample(subsample_mode_t mode, VJFrame *frame, uint8_t * ycbcr[] );
#endif