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| -rw-r--r-- | include/video_ad7176.h | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/include/video_ad7176.h b/include/video_ad7176.h new file mode 100644 index 0000000..88007ce --- /dev/null +++ b/include/video_ad7176.h @@ -0,0 +1,105 @@ +/* + * (C) Copyright 2000 + * Paolo Scaffardi, AIRVENT SAM s.p.a - RIMINI(ITALY), arsenio@tin.it + * + * See file CREDITS for list of people who contributed to this + * project. + * + * 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 _VIDEO_AD7176_H_ +#define _VIDEO_AD7176_H_ + +#define VIDEO_ENCODER_NAME "Analog Devices AD7176" + +#define VIDEO_ENCODER_I2C_RATE 100000 /* Max rate is 100Khz */ +#define VIDEO_ENCODER_CB_Y_CR_Y /* Use CB Y CR Y format... */ + +#define VIDEO_MODE_YUYV /* The only mode supported by this encoder */ +#undef VIDEO_MODE_RGB +#define VIDEO_MODE_BPP 16 + +#ifdef VIDEO_MODE_PAL +#define VIDEO_ACTIVE_COLS 720 +#define VIDEO_ACTIVE_ROWS 576 +#define VIDEO_VISIBLE_COLS 640 +#define VIDEO_VISIBLE_ROWS 480 +#endif + +#ifdef VIDEO_MODE_NTSC +#define VIDEO_ACTIVE_COLS 720 +#define VIDEO_ACTIVE_ROWS 525 +#define VIDEO_VISIBLE_COLS 640 +#define VIDEO_VISIBLE_ROWS 400 +#endif + +static unsigned char video_encoder_data[] = { +#ifdef VIDEO_MODE_NTSC + 0x04, /* Mode Register 0 */ +#ifdef VIDEO_DEBUG_COLORBARS + 0x82, +#else + 0x02, /* Mode Register 1 */ +#endif + 0x16, /* Subcarrier Freq 0 */ + 0x7c, /* Subcarrier Freq 1 */ + 0xf0, /* Subcarrier Freq 2 */ + 0x21, /* Subcarrier Freq 3 */ + 0x00, /* Subcarrier phase */ + 0x02, /* Timing Register 0 */ + 0x00, /* Extended Captioning 0 */ + 0x00, /* Extended Captioning 1 */ + 0x00, /* Closed Captioning 0 */ + 0x00, /* Closed Captioning 1 */ + 0x00, /* Timing Register 1 */ + 0x08, /* Mode Register 2 */ + 0x00, /* Pedestal Register 0 */ + 0x00, /* Pedestal Register 1 */ + 0x00, /* Pedestal Register 2 */ + 0x00, /* Pedestal Register 3 */ + 0x00 /* Mode Register 3 */ + +#endif /* VIDEO_MODE_NTSC */ + +#ifdef VIDEO_MODE_PAL + 0x05, /* Mode Register 0 */ +#ifdef VIDEO_DEBUG_COLORBARS + 0x82, +#else + 0x02, /* Mode Register 1 (2) */ +#endif + 0xcb, /* Subcarrier Freq 0 */ + 0x8a, /* Subcarrier Freq 1 */ + 0x09, /* Subcarrier Freq 2 */ + 0x2a, /* Subcarrier Freq 3 */ + 0x00, /* Subcarrier phase */ + 0x0a, /* Timing Register 0 (a) */ + 0x00, /* Extended Captioning 0 */ + 0x00, /* Extended Captioning 1 */ + 0x00, /* Closed Captioning 0 */ + 0x00, /* Closed Captioning 1 */ + 0x00, /* Timing Register 1 */ + 0x08, /* Mode Register 2 (8) */ + 0x00, /* Pedestal Register 0 */ + 0x00, /* Pedestal Register 1 */ + 0x00, /* Pedestal Register 2 */ + 0x00, /* Pedestal Register 3 */ + 0x00 /* Mode Register 3 */ +#endif /* VIDEO_MODE_PAL */ +} ; + +#endif /* _VIDEO_AD7176_H_ */ |