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/*
yuv support
Copyright (C) 2007 Ian Armstrong <ian@iarmst.demon.co.uk>
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
*/
#ifndef IVTV_YUV_H
#define IVTV_YUV_H
/* Buffers on hardware offsets */
#define IVTV_YUV_BUFFER_OFFSET 0x001a8600 /* First YUV Buffer */
#define IVTV_YUV_BUFFER_OFFSET_1 0x00240400 /* Second YUV Buffer */
#define IVTV_YUV_BUFFER_OFFSET_2 0x002d8200 /* Third YUV Buffer */
#define IVTV_YUV_BUFFER_OFFSET_3 0x00370000 /* Fourth YUV Buffer */
#define IVTV_YUV_BUFFER_UV_OFFSET 0x65400 /* Offset to UV Buffer */
/* Offset to filter table in firmware */
#define IVTV_YUV_HORIZONTAL_FILTER_OFFSET 0x025d8
#define IVTV_YUV_VERTICAL_FILTER_OFFSET 0x03358
#define IVTV_YUV_UPDATE_HORIZONTAL 0x01
#define IVTV_YUV_UPDATE_VERTICAL 0x02
#define IVTV_YUV_UPDATE_INVALID 0x04
extern const u32 yuv_offset[4];
int ivtv_yuv_filter_check(struct ivtv *itv);
int ivtv_yuv_prep_frame(struct ivtv *itv, struct ivtv_dma_frame *args);
void ivtv_yuv_close(struct ivtv *itv);
void ivtv_yuv_work_handler (struct ivtv *itv);
#endif
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