summaryrefslogtreecommitdiff
path: root/backend/epsonds-ops.c
diff options
context:
space:
mode:
authorJörg Frings-Fürst <debian@jff.email>2022-02-01 15:24:35 +0100
committerJörg Frings-Fürst <debian@jff.email>2022-02-01 15:24:35 +0100
commit302276dc1b90cfc972fb726ca94a23b18f4b0088 (patch)
tree33d99da40fb5fa097fdab5584d7ed550d25a33bb /backend/epsonds-ops.c
parent351b7328520c16730ceb46e5acae16038c42185e (diff)
New upstream version 1.1.1upstream/1.1.1
Diffstat (limited to 'backend/epsonds-ops.c')
-rw-r--r--backend/epsonds-ops.c34
1 files changed, 20 insertions, 14 deletions
diff --git a/backend/epsonds-ops.c b/backend/epsonds-ops.c
index 8b9d115..56194c4 100644
--- a/backend/epsonds-ops.c
+++ b/backend/epsonds-ops.c
@@ -28,10 +28,9 @@
extern struct mode_param mode_params[];
/* Define the different scan sources */
-
-#define FBF_STR SANE_I18N("Flatbed")
-#define TPU_STR SANE_I18N("Transparency Unit")
-#define ADF_STR SANE_I18N("Automatic Document Feeder")
+#define STRING_FLATBED SANE_I18N("Flatbed")
+#define STRING_ADFFRONT SANE_I18N("ADF Front")
+#define STRING_ADFDUPLEX SANE_I18N("ADF Duplex")
extern SANE_String_Const source_list[];
@@ -53,10 +52,13 @@ eds_dev_post_init(struct epsonds_device *dev)
DBG(10, "%s\n", __func__);
if (dev->has_fb)
- *source_list_add++ = FBF_STR;
+ *source_list_add++ = STRING_FLATBED;
if (dev->has_adf)
- *source_list_add++ = ADF_STR;
+ *source_list_add++ = STRING_ADFFRONT;
+
+ if (dev->adf_is_duplex)
+ *source_list_add++ = STRING_ADFDUPLEX;
if (source_list[0] == 0
|| (dev->res_list[0] == 0 && dev->dpi_range.min == 0)
@@ -209,8 +211,6 @@ eds_init_parameters(epsonds_scanner *s)
memset(&s->params, 0, sizeof(SANE_Parameters));
- s->dummy = 0;
-
/* setup depth according to our mode table */
if (mode_params[s->val[OPT_MODE].w].depth == 1)
s->params.depth = 1;
@@ -314,6 +314,7 @@ eds_init_parameters(epsonds_scanner *s)
return SANE_STATUS_GOOD;
}
+#define min(A,B) (((A)<(B)) ? (A) : (B))
void
eds_copy_image_from_ring(epsonds_scanner *s, SANE_Byte *data, SANE_Int max_length,
@@ -322,17 +323,13 @@ eds_copy_image_from_ring(epsonds_scanner *s, SANE_Byte *data, SANE_Int max_lengt
int lines, available;
int hw_line_size = (s->params.bytes_per_line + s->dummy);
- /* trim max_length to a multiple of hw_line_size */
- max_length -= (max_length % hw_line_size);
-
- /* check available data */
available = eds_ring_avail(s->current);
if (max_length > available)
max_length = available;
- lines = max_length / hw_line_size;
+ lines = min(max_length / s->params.bytes_per_line, available / hw_line_size);
- DBG(18, "copying %d lines (%d, %d)\n", lines, s->params.bytes_per_line, s->dummy);
+ DBG(18, "copying %d lines (%d, %d, %d)\n", lines, s->params.bytes_per_line, s->dummy, s->params.depth);
/* need more data? */
if (lines == 0) {
@@ -490,3 +487,12 @@ void eds_ring_flush(ring_buffer *ring)
{
eds_ring_skip(ring, ring->fill);
}
+
+void eds_ring_destory(ring_buffer *ring)
+{
+ if (ring->ring)
+ {
+ free(ring->ring);
+ ring->ring = NULL;
+ }
+}