Attachment 116469 Details for Bug 90964 – adapt VFS5011 driver to 138a:0010 device

adapt VFS5011 driver to 138a:0010 device

0001-adapt-driver-to-138a-0010.patch (text/plain), 1.73 KB, created by Bartosz on 2015-06-13 08:04:51 UTC

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Creator: Bartosz

Created: 2015-06-13 08:04:51 UTC

Size: 1.73 KB

patch

obsolete

>From c001ea8dbfd3383b9728231d0b9620d22ff4d151 Mon Sep 17 00:00:00 2001
>From: Bartosz T <bartosz@telenczuk.pl>
>Date: Fri, 12 Jun 2015 09:02:56 +0200
>Subject: [PATCH] adapt driver to 138a:0010
>
>---
> libfprint/drivers/vfs5011.c | 9 +++++----
> 1 file changed, 5 insertions(+), 4 deletions(-)
>
>diff --git a/libfprint/drivers/vfs5011.c b/libfprint/drivers/vfs5011.c
>index 38a9ef9..84a3eb2 100644
>--- a/libfprint/drivers/vfs5011.c
>+++ b/libfprint/drivers/vfs5011.c
>@@ -350,7 +350,7 @@ int vfs5011_rescale_image(unsigned char *image, int input_lines,
> 	/* Number of output lines per distance between two scanners */
> 	enum {
> 		RESOLUTION = 10,
>-		MEDIAN_FILTER_SIZE = 13,
>+		MEDIAN_FILTER_SIZE = 35,
> 		MAX_OFFSET = 10,
> 		GOOD_OFFSETS_CRITERION = 20,
> 		GOOD_OFFSETS_THRESHOLD = 3
>@@ -470,8 +470,8 @@ static void capture_init(struct vfs5011_data *data, int max_captured,
> static int process_chunk(struct vfs5011_data *data, int transferred)
> {
> 	enum {
>-		DEVIATION_THRESHOLD = 15*15,
>-		DIFFERENCE_THRESHOLD = 600,
>+		DEVIATION_THRESHOLD = 40*40,
>+		DIFFERENCE_THRESHOLD = 2000,
> 		STOP_CHECK_LINES = 50
> 	};
> 
>@@ -578,7 +578,7 @@ static int capture_chunk_async(struct vfs5011_data *data,
> 		nline, data->lines_recorded);
> 	enum {
> 		DEVIATION_THRESHOLD = 15*15,
>-		DIFFERENCE_THRESHOLD = 600,
>+		DIFFERENCE_THRESHOLD = 300,
> 		STOP_CHECK_LINES = 50
> 	};
> 
>@@ -993,6 +993,7 @@ static void dev_deactivate(struct fp_img_dev *dev)
> 
> static const struct usb_id id_table[] = {
> 	{ .vendor = 0x138a, .product = 0x0011 /* vfs5011 */ },
>+	{ .vendor = 0x138a, .product = 0x0010 /* vfs5011 */ },
> 	{ .vendor = 0x138a, .product = 0x0017 /* Validity device from Lenovo T440 laptops */ },
> 	{ .vendor = 0x138a, .product = 0x0018 /* one more Validity device */ },
> 	{ 0, 0, 0, },
>-- 
>1.9.1
>

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