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vfs5011: do duplicate line search for 30 lines

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It seems that on faster devices, the driver can get more duplicate lines.
Without this change scan looks too stretched.

Suggested by: Thomas Rinsma <thomasrinsma@gmail.com>
This commit is contained in:
Vasily Khoruzhick 2015-08-30 16:38:44 -07:00
parent 9f7e1ecf40
commit 6e8d5cd6a1
1 changed files with 1 additions and 1 deletions
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libfprint/drivers/vfs5011.c
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@ -353,7 +353,7 @@ int vfs5011_rescale_image(unsigned char *image, int input_lines,
enum { enum {
RESOLUTION = 10, RESOLUTION = 10,
MEDIAN_FILTER_SIZE = 13, MEDIAN_FILTER_SIZE = 13,
MAX_OFFSET = 10, MAX_OFFSET = 30,
GOOD_OFFSETS_CRITERION = 20, GOOD_OFFSETS_CRITERION = 20,
GOOD_OFFSETS_THRESHOLD = 3 GOOD_OFFSETS_THRESHOLD = 3
}; };