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59 lines
1.4 KiB
59 lines
1.4 KiB
/* |
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* ov772x Camera |
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* |
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* Copyright (C) 2008 Renesas Solutions Corp. |
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* Kuninori Morimoto <morimoto.kuninori@renesas.com> |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License version 2 as |
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* published by the Free Software Foundation. |
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*/ |
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#ifndef __OV772X_H__ |
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#define __OV772X_H__ |
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/* for flags */ |
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#define OV772X_FLAG_VFLIP (1 << 0) /* Vertical flip image */ |
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#define OV772X_FLAG_HFLIP (1 << 1) /* Horizontal flip image */ |
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/* |
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* for Edge ctrl |
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* |
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* strength also control Auto or Manual Edge Control Mode |
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* see also OV772X_MANUAL_EDGE_CTRL |
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*/ |
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struct ov772x_edge_ctrl { |
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unsigned char strength; |
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unsigned char threshold; |
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unsigned char upper; |
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unsigned char lower; |
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}; |
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#define OV772X_MANUAL_EDGE_CTRL 0x80 /* un-used bit of strength */ |
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#define OV772X_EDGE_STRENGTH_MASK 0x1F |
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#define OV772X_EDGE_THRESHOLD_MASK 0x0F |
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#define OV772X_EDGE_UPPER_MASK 0xFF |
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#define OV772X_EDGE_LOWER_MASK 0xFF |
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#define OV772X_AUTO_EDGECTRL(u, l) \ |
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{ \ |
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.upper = (u & OV772X_EDGE_UPPER_MASK), \ |
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.lower = (l & OV772X_EDGE_LOWER_MASK), \ |
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} |
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#define OV772X_MANUAL_EDGECTRL(s, t) \ |
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{ \ |
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.strength = (s & OV772X_EDGE_STRENGTH_MASK) | \ |
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OV772X_MANUAL_EDGE_CTRL, \ |
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.threshold = (t & OV772X_EDGE_THRESHOLD_MASK), \ |
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} |
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/* |
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* ov772x camera info |
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*/ |
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struct ov772x_camera_info { |
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unsigned long flags; |
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struct ov772x_edge_ctrl edgectrl; |
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}; |
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#endif /* __OV772X_H__ */
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