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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/stv680.h
Initial import of sane-backends version 1.0.24-1.2
Diffstat (limited to 'backend/stv680.h')
-rwxr-xr-xbackend/stv680.h302
1 files changed, 302 insertions, 0 deletions
diff --git a/backend/stv680.h b/backend/stv680.h
new file mode 100755
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--- /dev/null
+++ b/backend/stv680.h
@@ -0,0 +1,302 @@
+/* sane - Scanner Access Now Easy.
+
+ Copyright (C) 2004 -2006 Gerard Klaver (gerard at gkall dot hobby dot nl)
+
+ The teco2 and gl646 backend (Frank Zago) are used as a template for
+ this backend.
+
+ For the usb commands and bayer decoding parts of the following
+ program are used:
+ The pencam2 program (GNU GPL license 2)
+
+ For the usb commands parts of the following programs are used:
+ The libgphoto2 (camlib stv0680) (GNU GPL license 2)
+ The stv680.c/.h kernel module (GNU GPL license 2)
+
+ For the stv680_add_text routine the add_text routine and font_6x11.h file
+ are taken from the webcam.c file, part of xawtv program,
+ (c) 1998-2002 Gerd Knorr (GNU GPL license 2).
+
+ 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.
+ ---------------------------------------------------------------------
+*/
+
+/*
+ $Id$
+ update 20-04-2006*/
+
+/* Commands supported by the vidcam. */
+
+/*--------------------------------------------------------------------------*/
+
+static inline int
+getbitfield (unsigned char *pageaddr, int mask, int shift)
+{
+ return ((*pageaddr >> shift) & mask);
+}
+
+/*--------------------------------------------------------------------------*/
+
+#include <stdio.h>
+
+#define LIBUSB_TIMEOUT 1000 /* ms */
+
+typedef unsigned char byte;
+
+/*--------------------------------------------------------------------------*/
+
+/* Black magic for color adjustment. */
+struct dpi_color_adjust
+{
+ int resolution_x; /* x-resolution */
+ int resolution_y; /* y-resolution */
+
+ int z1_color_0; /* 0, 1 or 2 */
+ int z1_color_1; /* idem */
+ int z1_color_2; /* idem */
+};
+
+/*--------------------------------------------------------------------------*/
+
+enum Stv680_Option
+{
+ /* Must come first */
+ OPT_NUM_OPTS = 0,
+
+ OPT_MODE_GROUP,
+ OPT_MODE, /* vidcam modes */
+ OPT_RESOLUTION, /* X and Y resolution */
+ OPT_BRIGHTNESS, /* brightness */
+
+ OPT_ENHANCEMENT_GROUP,
+ OPT_WHITE_LEVEL_R, /*white level red correction */
+ OPT_WHITE_LEVEL_G, /*white level green correction */
+ OPT_WHITE_LEVEL_B, /*white level blue correction */
+
+ /* must come last: */
+ OPT_NUM_OPTIONS
+};
+
+/*--------------------------------------------------------------------------*/
+
+/*
+ * Video Camera supported by this backend.
+ */
+struct vidcam_hardware
+{
+ /* USB stuff */
+ SANE_Word vendor;
+ SANE_Word product;
+ SANE_Word class;
+
+ /* Readable names */
+ const char *vendor_name; /* brand on the box */
+ const char *product_name; /* name on the box */
+
+ /* Resolutions supported in color mode. */
+ const struct dpi_color_adjust *color_adjust;
+};
+
+#define COLOR_RAW_STR SANE_I18N("Color RAW")
+#define COLOR_RGB_STR SANE_I18N("Color RGB")
+#define COLOR_RGB_TEXT_STR SANE_I18N("Color RGB TEXT")
+/*--------------------------------------------------------------------------*/
+
+/* Define a vidcam occurence. */
+typedef struct Stv680_Vidcam
+{
+ struct Stv680_Vidcam *next;
+ SANE_Device sane;
+
+ char *devicename;
+ SANE_Int fd; /* device handle */
+
+ /* USB handling */
+ size_t buffer_size; /* size of the buffer */
+ SANE_Byte *buffer; /* for USB transfer. */
+
+ /* Bayer handling */
+ size_t output_size; /* size of the output */
+ SANE_Byte *output; /* for bayer conversion */
+
+ size_t image_size; /* allocated size of image */
+ size_t image_begin; /* first significant byte in image */
+ size_t image_end; /* first free byte in image */
+ SANE_Byte *image; /* keep the raw image here */
+
+ /* USB control messages handling */
+ size_t windoww_size; /* size of window write */
+ size_t windowr_size; /* size of window read */
+ SANE_Byte *windoww; /* for window write */
+ SANE_Byte *windowr; /* for window read */
+
+ /* Scanner infos. */
+ const struct vidcam_hardware *hw; /* default options for that vidcam */
+
+ SANE_Word *resolutions_list;
+ SANE_Word *color_sequence_list;
+
+ /* Scanning handling. */
+ SANE_Bool scanning; /* TRUE if a scan is running. */
+ SANE_Bool deliver_eof;
+ int x_resolution; /* X resolution */
+ int y_resolution; /* Y resolution */
+ int depth; /* depth per color */
+ unsigned int colour;
+ int red_s;
+ int green_s;
+ int blue_s;
+
+ SANE_Parameters s_params;
+ enum
+ {
+ STV680_COLOR_RGB,
+ STV680_COLOR_RGB_TEXT,
+ STV680_COLOR,
+ STV680_COLOR_RAW
+ }
+ scan_mode;
+
+ size_t bytes_left; /* number of bytes left to give to the backend */
+ size_t real_bytes_left; /* number of bytes left the vidcam will return. */
+ int bytes_pixel;
+
+ const struct dpi_color_adjust *color_adjust;
+
+ SANE_Parameters params;
+
+ /* Options */
+ SANE_Option_Descriptor opt[OPT_NUM_OPTIONS];
+ Option_Value val[OPT_NUM_OPTIONS];
+
+ unsigned int video_mode; /* 0x0100 = VGA, 0x0000 = CIF,
+ * 0x0300 = QVGA, 0x0200 = QCIF*/
+ unsigned int video_status; /* 0x01=start, 0x02=video, 0x04=busy, 0x08=idle */
+
+ int SupportedModes;
+ int HardwareConfig;
+ int QSIF;
+ int CIF;
+ int VGA;
+ int QVGA;
+ int QCIF;
+ int cwidth; /* camera width */
+ int cheight;
+ int subsample;
+
+ int framecount;
+ char picmsg_ps[50];
+
+}
+Stv680_Vidcam;
+
+/*--------------------------------------------------------------------------*/
+
+/* Debug levels.
+ * Should be common to all backends. */
+
+#define DBG_error0 0
+#define DBG_error 1
+#define DBG_sense 2
+#define DBG_warning 3
+#define DBG_inquiry 4
+#define DBG_info 5
+#define DBG_info2 6
+#define DBG_proc 7
+#define DBG_read 8
+#define DBG_sane_init 10
+#define DBG_sane_proc 11
+#define DBG_sane_info 12
+#define DBG_sane_option 13
+
+/*--------------------------------------------------------*/
+
+static SANE_Byte red_g[256] = {
+ 0, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18,
+ 18, 18, 18, 18, 18, 18, 18, 25, 30, 35, 38, 42,
+ 44, 47, 50, 53, 54, 57, 59, 61, 63, 65, 67, 69,
+ 71, 71, 73, 75, 77, 78, 80, 81, 82, 84, 85, 87,
+ 88, 89, 90, 91, 93, 94, 95, 97, 98, 98, 99, 101,
+ 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113,
+ 114, 115, 116, 116, 117, 118, 119, 120, 121, 122, 123, 124,
+ 125, 125, 126, 127, 128, 129, 129, 130, 131, 132, 133, 134,
+ 134, 135, 135, 136, 137, 138, 139, 140, 140, 141, 142, 143,
+ 143, 143, 144, 145, 146, 147, 147, 148, 149, 150, 150, 151,
+ 152, 152, 152, 153, 154, 154, 155, 156, 157, 157, 158, 159,
+ 159, 160, 161, 161, 161, 162, 163, 163, 164, 165, 165, 166,
+ 167, 167, 168, 168, 169, 170, 170, 170, 171, 171, 172, 173,
+ 173, 174, 174, 175, 176, 176, 177, 178, 178, 179, 179, 179,
+ 180, 180, 181, 181, 182, 183, 183, 184, 184, 185, 185, 186,
+ 187, 187, 188, 188, 188, 188, 189, 190, 190, 191, 191, 192,
+ 192, 193, 193, 194, 195, 195, 196, 196, 197, 197, 197, 197,
+ 198, 198, 199, 199, 200, 201, 201, 202, 202, 203, 203, 204,
+ 204, 205, 205, 206, 206, 206, 206, 207, 207, 208, 208, 209,
+ 209, 210, 210, 211, 211, 212, 212, 213, 213, 214, 214, 215,
+ 215, 215, 215, 216, 216, 217, 217, 218, 218, 218, 219, 219,
+ 220, 220, 221, 221
+};
+
+static SANE_Byte green_g[256] = {
+ 0, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21,
+ 21, 21, 21, 21, 21, 21, 21, 28, 34, 39, 43, 47,
+ 50, 53, 56, 59, 61, 64, 66, 68, 71, 73, 75, 77,
+ 79, 80, 82, 84, 86, 87, 89, 91, 92, 94, 95, 97,
+ 98, 100, 101, 102, 104, 105, 106, 108, 109, 110, 111, 113,
+ 114, 115, 116, 117, 118, 120, 121, 122, 123, 124, 125, 126,
+ 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138,
+ 139, 140, 141, 142, 143, 144, 144, 145, 146, 147, 148, 149,
+ 150, 151, 151, 152, 153, 154, 155, 156, 156, 157, 158, 159,
+ 160, 160, 161, 162, 163, 164, 164, 165, 166, 167, 167, 168,
+ 169, 170, 170, 171, 172, 172, 173, 174, 175, 175, 176, 177,
+ 177, 178, 179, 179, 180, 181, 182, 182, 183, 184, 184, 185,
+ 186, 186, 187, 187, 188, 189, 189, 190, 191, 191, 192, 193,
+ 193, 194, 194, 195, 196, 196, 197, 198, 198, 199, 199, 200,
+ 201, 201, 202, 202, 203, 204, 204, 205, 205, 206, 206, 207,
+ 208, 208, 209, 209, 210, 210, 211, 212, 212, 213, 213, 214,
+ 214, 215, 215, 216, 217, 217, 218, 218, 219, 219, 220, 220,
+ 221, 221, 222, 222, 223, 224, 224, 225, 225, 226, 226, 227,
+ 227, 228, 228, 229, 229, 230, 230, 231, 231, 232, 232, 233,
+ 233, 234, 234, 235, 235, 236, 236, 237, 237, 238, 238, 239,
+ 239, 240, 240, 241, 241, 242, 242, 243, 243, 243, 244, 244,
+ 245, 245, 246, 246
+};
+
+static SANE_Byte blue_g[256] = {
+ 0, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23,
+ 23, 23, 23, 23, 23, 23, 23, 30, 37, 42, 47, 51,
+ 55, 58, 61, 64, 67, 70, 72, 74, 78, 80, 82, 84,
+ 86, 88, 90, 92, 94, 95, 97, 100, 101, 103, 104, 106,
+ 107, 110, 111, 112, 114, 115, 116, 118, 119, 121, 122, 124,
+ 125, 126, 127, 128, 129, 132, 133, 134, 135, 136, 137, 138,
+ 139, 140, 141, 143, 144, 145, 146, 147, 148, 149, 150, 151,
+ 152, 154, 155, 156, 157, 158, 158, 159, 160, 161, 162, 163,
+ 165, 166, 166, 167, 168, 169, 170, 171, 171, 172, 173, 174,
+ 176, 176, 177, 178, 179, 180, 180, 181, 182, 183, 183, 184,
+ 185, 187, 187, 188, 189, 189, 190, 191, 192, 192, 193, 194,
+ 194, 195, 196, 196, 198, 199, 200, 200, 201, 202, 202, 203,
+ 204, 204, 205, 205, 206, 207, 207, 209, 210, 210, 211, 212,
+ 212, 213, 213, 214, 215, 215, 216, 217, 217, 218, 218, 220,
+ 221, 221, 222, 222, 223, 224, 224, 225, 225, 226, 226, 227,
+ 228, 228, 229, 229, 231, 231, 232, 233, 233, 234, 234, 235,
+ 235, 236, 236, 237, 238, 238, 239, 239, 240, 240, 242, 242,
+ 243, 243, 244, 244, 245, 246, 246, 247, 247, 248, 248, 249,
+ 249, 250, 250, 251, 251, 253, 253, 254, 254, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255
+};