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epson2: updated resolution list detection

merge-requests/1/head
Alessandro Zummo 2011-02-23 11:16:48 +01:00
rodzic c5ca46c2d1
commit ccf58bf516
1 zmienionych plików z 18 dodań i 6 usunięć
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24
backend/epson2-ops.c
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@ -228,17 +228,27 @@ e2_dev_post_init(struct Epson_Device *dev)
}
}
/* the device is more capable, integrating resolution list */
if (dev->dpi_range.max > dev->res_list[dev->res_list_size - 1]) {
/* try to expand the resolution list where appropriate */
int val = dev->res_list[dev->res_list_size - 1] * 2;
int last = dev->res_list[dev->res_list_size - 1];
DBG(1, "highest available resolution: %d\n", last);
if (dev->optical_res > last) {
DBG(1, "adding optical resolution (%d)\n", dev->optical_res);
e2_add_resolution(dev, dev->optical_res);
}
if (dev->dpi_range.max > last && dev->dpi_range.max != dev->optical_res) {
int val = last + last;
DBG(1, "integrating resolution list (%d-%d)\n",
val, dev->dpi_range.max);
while (val <= dev->dpi_range.max) {
e2_add_resolution(dev, val);
val *= 2;
val += last;
}
}
@ -251,14 +261,16 @@ e2_dev_post_init(struct Epson_Device *dev)
dev->resolution_list =
malloc((dev->res_list_size + 1) * sizeof(SANE_Word));
if (dev->resolution_list == NULL) {
if (dev->resolution_list == NULL)
return SANE_STATUS_NO_MEM;
}
*(dev->resolution_list) = dev->res_list_size;
memcpy(&(dev->resolution_list[1]), dev->res_list,
dev->res_list_size * sizeof(SANE_Word));
/* establish defaults */
dev->need_reset_on_source_change = SANE_FALSE;