| 0,0 → 1,82 |
|---|
| #ifndef CAMINTERFACE_H |
| #define CAMINTERFACE_H |
| |
| /* |
| Copyright (C) 2004 John Orlando |
| |
| AVRcam: a small real-time image processing engine. |
| |
| 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 |
| |
| For more information on the AVRcam, please contact: |
| |
| john@jrobot.net |
| |
| or go to www.jrobot.net for more details regarding the system. |
| */ |
| /*********************************************************** |
| Module Name: CamInterface.h |
| Module Date: 04/14/2004 |
| Module Auth: John Orlando |
| |
| Description: This file is responsible for providing the |
| external interface to the CamInterface module. |
| |
| Revision History: |
| Date Rel Ver. Notes |
| 4/10/2004 0.1 Module created |
| 6/30/2004 1.0 Initial release for Circuit Cellar |
| contest. |
| ***********************************************************/ |
| |
| #define NUM_PIXELS_IN_A_TRACKED_LINE 88 |
| #define NUM_PIXELS_IN_A_DUMP_LINE 176 |
| #define ACTUAL_NUM_PIXELS_IN_A_LINE 176 |
| #define ACTUAL_NUM_LINES_IN_A_FRAME 144 |
| #define LENGTH_OF_RUN_LENGTH_BLOCK 2 |
| #define LENGTH_OF_LINE_BUFFER NUM_PIXELS_IN_A_DUMP_LINE |
| |
| #define WAIT_FOR_VSYNC_LOW() while( (PIND & 0x04) != 0) |
| #define WAIT_FOR_VSYNC_HIGH() while( (PIND & 0x04) == 0) |
| |
| #define WAIT_FOR_HREF_LOW() while( (PIND & 0x10) != 0) |
| #define WAIT_FOR_HREF_HIGH() while( (PIND & 0x10) == 0) |
| |
| #define WAIT_FOR_PCLK_LOW() while( (PIND & 0x20) != 0) |
| #define WAIT_FOR_PCLK_HIGH() while( (PIND & 0x20) == 0) |
| |
| #define NUM_COLOR_STEPS 16 |
| #define NUM_COLOR_CHANNELS 3 |
| #define NUM_ELEMENTS_IN_COLOR_MAP (NUM_COLOR_STEPS * NUM_COLOR_CHANNELS) |
| |
| #define RED_OFFSET 0 |
| #define GREEN_OFFSET 16 |
| #define BLUE_OFFSET 32 |
| |
| extern unsigned char currentLineBuffer[]; |
| extern unsigned char previousLineBuffer[]; |
| extern unsigned char colorMap[]; |
| extern unsigned char frameCount; |
| |
| /* Extern functions */ |
| extern void CamInt_init(void); |
| extern void CamInt_resetCam(void); |
| extern void CamInt_waitForNewDumpFrame(void); |
| extern void CamInt_waitForNewTrackingFrame(void); |
| extern void CamInt_acquireTrackingLine(void); |
| extern void CamInt_acquireDumpLine(void); |
| |
| #endif |
| |