[sane-devel] [HP3670] Black image after scan (GIT at 3c0b4649bd9a04d3f848d346b656bbbf3d39c7e1)

[stef]

Le mardi 29 septembre 2009 13:02:36 Ilia Sotnikov, vous avez écrit :
> Another test round. The code portion in genesys_gl646.c related to the
> device was uncommented as per Stef's suggestion. The patch is below
> for convenience:
>
> --- sane-backends.orig/backend/genesys_gl646.c      2009-08-11
> 18:38:43.000000000 +0300
> +++ sane-backends/backend/genesys_gl646.c      2009-09-28
> 09:05:05.000000000 +0300
> @@ -1822,7 +1822,6 @@ gl646_set_fe (Genesys_Device * dev, uint
>             }
>         }
>        break;
> -      /* just can't have it to work ....
>           case CCD_HP2300:
>           case CCD_HP2400:
>           case CCD_HP3670:
> @@ -1843,7 +1842,7 @@ gl646_set_fe (Genesys_Device * dev, uint
>           sane_strstatus (status));
>           return status;
>           }
> -         break; */
> +      break;
>      }
>
>    /* end with reg1 */
>
> Attached are the resulting images and portions of logs for
> corresponding mode. Looks like there is some difference in pixels per
> line at least in what frontend expects and backend sends
> (sane_get_parameters() is guilty?).
>
> Another thing - scan head stops at the middle of path in all modes.
>
> Best regards,

	Hello,

	thanks for all these data. It'll take me a few days to compare it with my 
reference logs.

Regards,
	Stef