include/video_ad7177.h

   1 /*
   2  * (C) Copyright 2000
   3  * Paolo Scaffardi, AIRVENT SAM s.p.a - RIMINI(ITALY), arsenio@tin.it
   4  *
   5  * See file CREDITS for list of people who contributed to this
   6  * project.
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License as
  10  * published by the Free Software Foundation; either version 2 of
  11  * the License, or (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  21  * MA 02111-1307 USA
  22  */
  23
  24 #ifndef _VIDEO_AD7177_H_
  25 #define _VIDEO_AD7177_H_
  26
  27 /* #define VIDEO_DEBUG_DISABLE_COLORS   0 */
  28
  29 #define VIDEO_ENCODER_NAME      "Analog Devices AD7177"
  30
  31 #define VIDEO_ENCODER_I2C_RATE  100000  /* Max rate is 100 kHz          */
  32 #define VIDEO_ENCODER_CB_Y_CR_Y         /* Use CB Y CR Y format...      */
  33
  34 #define VIDEO_MODE_YUYV         /* The only mode supported by this encoder */
  35 #undef  VIDEO_MODE_RGB
  36 #define VIDEO_MODE_BPP          16
  37
  38 #ifdef  VIDEO_MODE_PAL
  39 #define VIDEO_ACTIVE_COLS       720
  40 #define VIDEO_ACTIVE_ROWS       576
  41 #define VIDEO_VISIBLE_COLS      640
  42 #define VIDEO_VISIBLE_ROWS      480
  43 #endif
  44
  45 #ifdef  VIDEO_MODE_NTSC
  46 #define VIDEO_ACTIVE_COLS       720
  47 #define VIDEO_ACTIVE_ROWS       525
  48 #define VIDEO_VISIBLE_COLS      640
  49 #define VIDEO_VISIBLE_ROWS      400
  50 #endif
  51
  52 static unsigned char
  53     video_encoder_data[] = {
  54 #ifdef VIDEO_MODE_NTSC
  55                                         0x04, /* Mode Register 0        */
  56 #ifdef VIDEO_DEBUG_COLORBARS
  57                                         0xc2,
  58 #else
  59                                         0x42, /* Mode Register 1        */
  60 #endif  /* VIDEO_DEBUG_COLORBARS */
  61                                         0x16, /* Subcarrier Freq 0      */
  62                                         0x7c, /* Subcarrier Freq 1      */
  63                                         0xf0, /* Subcarrier Freq 2      */
  64                                         0x21, /* Subcarrier Freq 3      */
  65                                         0x00, /* Subcarrier phase       */
  66                                         0x02, /* Timing Register 0      */
  67                                         0x00, /* Extended Captioning 0  */
  68                                         0x00, /* Extended Captioning 1  */
  69                                         0x00, /* Closed Captioning 0    */
  70                                         0x00, /* Closed Captioning 1    */
  71                                         0x00, /* Timing Register 1      */
  72                                         0x08, /* Mode Register 2        */
  73                                         0x00, /* Pedestal Register 0    */
  74                                         0x00, /* Pedestal Register 1    */
  75                                         0x00, /* Pedestal Register 2    */
  76                                         0x00, /* Pedestal Register 3    */
  77                                         0x08, /* Mode Register 3        */
  78
  79 #endif  /* VIDEO_MODE_NTSC */
  80
  81 #ifdef VIDEO_MODE_PAL
  82 #ifdef VIDEO_MODE_RGB_OUT
  83
  84                                         0x69, /* Mode Register 0        */
  85 #ifdef VIDEO_DEBUG_COLORBARS
  86                                         0xc0, /* Mode Register 1 (c0)   */
  87 #else
  88                                         0x40, /* Mode Register 1 (c0)   */
  89 #endif  /* VIDEO_DEBUG_COLORBARS */
  90                                         0xcb, /* Subcarrier Freq 0      */
  91                                         0x8a, /* Subcarrier Freq 1      */
  92                                         0x09, /* Subcarrier Freq 2      */
  93                                         0x2a, /* Subcarrier Freq 3      */
  94                                         0x00, /* Subcarrier phase       */
  95                                         0x02, /* Timing Register 0      */
  96                                         0x00, /* Extended Captioning 0  */
  97                                         0x00, /* Extended Captioning 1  */
  98                                         0x00, /* Closed Captioning 0    */
  99                                         0x00, /* Closed Captioning 1    */
 100                                         0x00, /* Timing Register 1      */
 101                                         0x28, /* Mode Register 2        */
 102                                         0x00, /* Pedestal Register 0    */
 103                                         0x00, /* Pedestal Register 1    */
 104                                         0x00, /* Pedestal Register 2    */
 105                                         0x00, /* Pedestal Register 3    */
 106                                         0x08, /* Mode Register 3        */
 107
 108 #else   /* ! VIDEO_MODE_RGB_OUT */
 109
 110                                         0x09, /* Mode Register 0 (was 01) */
 111 #ifdef VIDEO_DEBUG_COLORBARS
 112                                         0xd8, /*                        */
 113 #else
 114                                         0x59, /* Mode Register 1 (was 58) */
 115 #endif  /* VIDEO_DEBUG_COLORBARS */
 116                                         0xcb, /* Subcarrier Freq 0      */
 117                                         0x8a, /* Subcarrier Freq 1      */
 118                                         0x09, /* Subcarrier Freq 2      */
 119                                         0x2a, /* Subcarrier Freq 3      */
 120                                         0x00, /* Subcarrier phase       */
 121                                         0x02, /* Timing Register 0 (was a) */
 122                                         0x00, /* Extended Captioning 0  */
 123                                         0x00, /* Extended Captioning 1  */
 124                                         0x00, /* Closed Captioning 0    */
 125                                         0x00, /* Closed Captioning 1    */
 126                                         0x00, /* Timing Register 1      */
 127 #ifdef VIDEO_DEBUG_LOWPOWER
 128 #ifdef VIDEO_DEBUG_DISABLE_COLORS
 129                                         0x98, /* Mode Register 2        */
 130 #else
 131                                         0x88, /* Mode Register 2        */
 132 #endif  /* VIDEO_DEBUG_DISABLE_COLORS */
 133 #else   /* ! VIDEO_DEBUG_LOWPOWER */
 134 #ifdef VIDEO_DEBUG_DISABLE_COLORS
 135                                         0x18, /* Mode Register 2        */
 136 #else
 137                                         0x08, /* Mode Register 2        */
 138 #endif  /* VIDEO_DEBUG_DISABLE_COLORS */
 139 #endif  /* VIDEO_DEBUG_LOWPOWER */
 140                                         0x00, /* Pedestal Register 0    */
 141                                         0x00, /* Pedestal Register 1    */
 142                                         0x00, /* Pedestal Register 2    */
 143                                         0x00, /* Pedestal Register 3    */
 144                                         0x08  /* Mode Register 3        */
 145 #endif  /* VIDEO_MODE_RGB_OUT */
 146 #endif  /* VIDEO_MODE_PAL */
 147     } ;
 148
 149 #endif  /* _VIDEO_AD7177_H_ */