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authorJörg Frings-Fürst <debian@jff-webhosting.net>2014-10-06 14:00:40 +0200
committerJörg Frings-Fürst <debian@jff-webhosting.net>2014-10-06 14:00:40 +0200
commit6e9c41a892ed0e0da326e0278b3221ce3f5713b8 (patch)
tree2e301d871bbeeb44aa57ff9cc070fcf3be484487 /backend/rts8891.h
Initial import of sane-backends version 1.0.24-1.2
Diffstat (limited to 'backend/rts8891.h')
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diff --git a/backend/rts8891.h b/backend/rts8891.h
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+/* sane - Scanner Access Now Easy.
+
+ Copyright (C) 2007-2012 stef.dev@free.fr
+
+ This file is part of the SANE package.
+
+ This program is free software; you can redistribute it and/or
+ modify it under the terms of the GNU General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+ MA 02111-1307, USA.
+
+ As a special exception, the authors of SANE give permission for
+ additional uses of the libraries contained in this release of SANE.
+
+ The exception is that, if you link a SANE library with other files
+ to produce an executable, this does not by itself cause the
+ resulting executable to be covered by the GNU General Public
+ License. Your use of that executable is in no way restricted on
+ account of linking the SANE library code into it.
+
+ This exception does not, however, invalidate any other reasons why
+ the executable file might be covered by the GNU General Public
+ License.
+
+ If you submit changes to SANE to the maintainers to be included in
+ a subsequent release, you agree by submitting the changes that
+ those changes may be distributed with this exception intact.
+
+ If you write modifications of your own for SANE, it is your choice
+ whether to permit this exception to apply to your modifications.
+ If you do not wish that, delete this exception notice.
+*/
+
+#ifndef RTS8891_H
+#define RTS8891_H
+
+#define ENABLE(OPTION) s->opt[OPTION].cap &= ~SANE_CAP_INACTIVE
+#define DISABLE(OPTION) s->opt[OPTION].cap |= SANE_CAP_INACTIVE
+#define IS_ACTIVE(OPTION) (((s->opt[OPTION].cap) & SANE_CAP_INACTIVE) == 0)
+
+#define RTS8891_CONFIG_FILE "rts8891.conf"
+
+#ifndef SANE_I18N
+#define SANE_I18N(text) text
+#endif /* */
+
+#define COLOR_MODE SANE_VALUE_SCAN_MODE_COLOR
+#define GRAY_MODE SANE_VALUE_SCAN_MODE_GRAY
+#define LINEART_MODE SANE_VALUE_SCAN_MODE_LINEART
+
+/* preferred number of bytes to keep in buffer */
+#define PREFERED_BUFFER_SIZE 2097152 /* all scanner memory */
+
+/** List of SANE options
+ */
+enum Rts8891_Option
+{ OPT_NUM_OPTS = 0,
+ OPT_STANDARD_GROUP,
+ OPT_MODE,
+ OPT_PREVIEW,
+ OPT_RESOLUTION,
+
+ OPT_GEOMETRY_GROUP,
+ OPT_TL_X, /* top-left x */
+ OPT_TL_Y, /* top-left y */
+ OPT_BR_X, /* bottom-right x */
+ OPT_BR_Y, /* bottom-right y */
+
+ /* advanced image enhancement options */
+ OPT_ENHANCEMENT_GROUP,
+ OPT_THRESHOLD,
+ OPT_CUSTOM_GAMMA, /* toggle to enable custom gamma tables */
+ OPT_GAMMA_VECTOR,
+ OPT_GAMMA_VECTOR_R,
+ OPT_GAMMA_VECTOR_G,
+ OPT_GAMMA_VECTOR_B,
+
+ /* advanced options */
+ OPT_ADVANCED_GROUP,
+ OPT_LAMP_ON,
+ OPT_LAMP_OFF,
+
+ /* button group */
+ OPT_SENSOR_GROUP,
+ OPT_BUTTON_1,
+ OPT_BUTTON_2,
+ OPT_BUTTON_3,
+ OPT_BUTTON_4,
+ OPT_BUTTON_5,
+ OPT_BUTTON_6,
+ OPT_BUTTON_7,
+ OPT_BUTTON_8,
+ OPT_BUTTON_9,
+ OPT_BUTTON_10,
+ OPT_BUTTON_11,
+ /* must come last: */
+ NUM_OPTIONS
+};
+
+/**
+ * enumeration of configuration options
+ */
+enum Rts8891_Configure_Option
+{
+ CFG_MODEL_NUMBER = 0, /* first option number must be zero */
+ CFG_SENSOR_NUMBER,
+ CFG_ALLOW_SHARING,
+ NUM_CFG_OPTIONS /* MUST be last */
+};
+
+/** Scanner object. This struct holds informations usefull for
+ * the functions defined in SANE's standard. Informations closer
+ * to the hardware are in the Rts8891_Device structure. There is
+ * as many session structure than frontends using the scanner.
+ */
+typedef struct Rts8891_Session
+{
+
+ /**< Next handle in linked list */
+ struct Rts8891_Session *next;
+
+ /**< Low-level device object */
+ struct Rts8891_Device *dev;
+
+ /* SANE data */
+
+ /**< We are currently scanning */
+ SANE_Bool scanning;
+ /**< Data read is in non blocking mode */
+ SANE_Bool non_blocking;
+ /**< Gray scans are emulated */
+ SANE_Bool emulated_gray;
+ SANE_Option_Descriptor opt[NUM_OPTIONS];
+ /**< Option descriptors */
+ Option_Value val[NUM_OPTIONS]; /**< Option values */
+ SANE_Parameters params; /**< SANE Parameters */
+
+ /**< bytes to send to frontend for the scan */
+ SANE_Int to_send;
+
+ /**< bytes currently sent to frontend during the scan */
+ SANE_Int sent;
+} Rts8891_Session;
+
+#endif /* not RTS8891_H */