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/* 
 * Copyright (C) 2000-2001 the xine project
 * 
 * This file is part of xine, a unix video player.
 * 
 * xine 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.
 * 
 * xine 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
 *
 * $Id: dxr3_video_out.h,v 1.6 2001/11/19 17:07:15 mlampard Exp $
 *
 */

/*
 * Globals for dxr3 videoout plugins
 */

#include <sys/types.h>
#include <sys/stat.h>
#include <sys/ioctl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <fcntl.h>
#include <errno.h>
#include <math.h>

#include <linux/em8300.h>
#include "video_out.h"
#include "xine_internal.h"

/* for fast_memcpy: */
#include "xineutils.h"

#include <X11/Xlib.h>
#include <X11/Xatom.h>
#include <X11/Xutil.h>
#ifdef HAVE_XINERAMA
#include <X11/extensions/Xinerama.h>
#endif
#include "../video_out/video_out_x11.h"

#define LOOKUP_DEV "dxr3.devicename"
#define DEFAULT_DEV "/dev/em8300"

struct coeff {
    	float 	k,m;
};

typedef struct {
	int 	fd_control;

	int 	xoffset;
	int 	yoffset;
	int 	xcorr;
	int 	jitter;
	int 	stability;
	int 	colorkey;
	float 	color_interval;
	int 	screen_xres;
	int 	screen_yres;
	int 	screen_depth;

	struct coeff colcal_upper[3];
	struct coeff colcal_lower[3];
} dxr3_overlay_t;

typedef struct dxr3_driver_s {
	vo_driver_t     vo_driver;
	config_values_t *config;
	int 		fd_control;
        int 		fd_video;
	int 		aspectratio;
	int 		tv_mode;
	em8300_bcs_t 	bcs;
	
	/* for encoder plugin */
        uint8_t 	*out[3]; /* aligned buffer for YV12 data, copied from frames */
        uint8_t 	*buf[3]; /* unaligned YV12 buffer */
        int 		oheight; /* height after adding black bars to correct a.r. */
	int 		video_iheight; /* input height (before adding black bars) */
	int 		video_height;  /* output height (after adding bars) */

	/* for overlay */
	dxr3_overlay_t overlay;
	Display 	*display;
	Drawable 	win;
	GC 		gc;     
	XColor 		color;
	int 		xpos, ypos;
	int 		width, height; 
	int 		overlay_enabled;
	int		tv_switchable;	/* can switch from overlay<->tvout */
	float 		desired_ratio;

	int 		zoom_enabled;   /* zoomed 16:9 mode */

	int 		video_width;
	int 		video_aspect;
	
	char 		*user_data;

	void 		(*request_dest_size) (char *userdata, int video_width, int video_height, int *dest_x,
		        	int *dest_y, int *dest_height, int *dest_width);
} dxr3_driver_t;

typedef struct dxr3_frame_s {
  vo_frame_t    vo_frame;
  int           width, height;
  uint8_t       *mem[3]; 	/* allocated for YV12 or YUY2 buffers */
  uint8_t       *real_base[3]; 	/* same buffers alligned on 16 bytes */
  int           format;
  dxr3_driver_t *vo_instance; 	/* points to self, for use in dxr3_frame_copy */
  int           copy_calls; 	/* counts calls to dxr3_frame_copy function */
#if USE_MPEG_BUFFER
  unsigned char *mpeg; 		/* encoded mpeg data */
  unsigned int  mpeg_size; 	/* length of data */
#endif
}dxr3_frame_t;

static char *devname;

/* func definitions */
/* Overlay functions */
int dxr3_overlay_set_mode(dxr3_overlay_t *this, int mode);
int dxr3_overlay_set_attributes(dxr3_overlay_t *this);
int dxr3_overlay_set_screen(dxr3_overlay_t *this);
int dxr3_overlay_set_window(dxr3_overlay_t *this,
				 int xpos, int ypos, int width, int height);

void dxr3_overlay_buggy_preinit(dxr3_overlay_t *this, int fd);
int dxr3_overlay_read_state(dxr3_overlay_t *this);
void dxr3_get_keycolor(dxr3_driver_t *this);
void dxr3_read_config(dxr3_driver_t *this);

void *malloc_aligned (size_t alignment, size_t size, void **mem);
void gather_screen_vars(dxr3_driver_t *this, x11_visual_t *vis);

/* xine accessable functions */
int dxr3_get_property (vo_driver_t *this_gen, int property);
int dxr3_set_property (vo_driver_t *this_gen, int property, int value);
void dxr3_get_property_min_max (vo_driver_t *this_gen, int property, int *min, int *max);
int dxr3_gui_data_exchange (vo_driver_t *this_gen,  int data_type, void *data);