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unpaper.c
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/*
* This file is part of Unpaper.
*
* Copyright © 2005-2007 Jens Gulden
* Copyright © 2011-2011 Diego Elio Pettenò
*
* Unpaper 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, version 2 of the License.
*
* Unpaper 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, see <http://www.gnu.org/licenses/>.
*/
/* --- The main program -------------------------------------------------- */
#include <stdlib.h>
#include <stdio.h>
#include <stdint.h>
#include <stdarg.h>
#include <string.h>
#include <time.h>
#include <getopt.h>
#include <sys/stat.h>
#include "unpaper.h"
#include "imageprocess.h"
#include "tools.h"
#include "file.h"
#include "parse.h"
#define WELCOME \
"unpaper " VERSION " - written by Jens Gulden 2005-2007.\n" \
"Licensed under the GNU General Public License, this comes with no warranty.\n"
#define USAGE \
WELCOME "\n" \
"Usage: unpaper [options] <input-file(s)> <output-file(s)>\n\n" \
"Filenames may contain a formatting placeholder starting with '%%' to insert a\n" \
"page counter for multi-page processing. E.g.: 'scan%%03d.pbm' to process files\n" \
"scan001.pbm, scan002.pbm, scan003.pbm etc.\n\n" \
"See 'man unpaper' for options details"
/* --- constants ---------------------------------------------------------- */
// file type names (see typedef FILETYPES)
static const char FILETYPE_NAMES[FILETYPES_COUNT][4] = {
"pbm",
"pgm",
"ppm"
};
/* --- global variable ---------------------------------------------------- */
VERBOSE_LEVEL verbose;
/**
* Print an error and exit process
*/
void errOutput(const char *fmt, ...) {
va_list vl;
fprintf(stderr, "unpaper: error: ");
va_start(vl, fmt);
vfprintf(stderr, fmt, vl);
va_end(vl);
fprintf(stderr, "\nTry 'man unpaper' for more information.\n");
exit(1);
}
/****************************************************************************
* MAIN() *
****************************************************************************/
/**
* The main program.
*/
int main(int argc, char* argv[]) {
// --- parameter variables ---
int layout;
int startSheet;
int endSheet;
int startInput;
int startOutput;
int inputCount;
int outputCount;
int sheetSize[DIMENSIONS_COUNT];
int sheetBackground;
int preRotate;
int postRotate;
int preMirror;
int postMirror;
int preShift[DIRECTIONS_COUNT];
int postShift[DIRECTIONS_COUNT];
int size[DIRECTIONS_COUNT];
int postSize[DIRECTIONS_COUNT];
int stretchSize[DIRECTIONS_COUNT];
int postStretchSize[DIRECTIONS_COUNT];
float zoomFactor;
float postZoomFactor;
int pointCount;
int point[MAX_POINTS][COORDINATES_COUNT];
int maskCount;
int mask[MAX_MASKS][EDGES_COUNT];
int wipeCount;
int wipe[MAX_MASKS][EDGES_COUNT];
int middleWipe[2];
int preWipeCount;
int preWipe[MAX_MASKS][EDGES_COUNT];
int postWipeCount;
int postWipe[MAX_MASKS][EDGES_COUNT];
int preBorder[EDGES_COUNT];
int postBorder[EDGES_COUNT];
int border[EDGES_COUNT];
bool maskValid[MAX_MASKS];
int preMaskCount;
int preMask[MAX_MASKS][EDGES_COUNT];
int blackfilterScanDirections;
int blackfilterScanSize[DIRECTIONS_COUNT];
int blackfilterScanDepth[DIRECTIONS_COUNT];
int blackfilterScanStep[DIRECTIONS_COUNT];
float blackfilterScanThreshold;
int blackfilterExcludeCount;
int blackfilterExclude[MAX_MASKS][EDGES_COUNT];
int blackfilterIntensity;
int noisefilterIntensity;
int blurfilterScanSize[DIRECTIONS_COUNT];
int blurfilterScanStep[DIRECTIONS_COUNT];
float blurfilterIntensity;
int grayfilterScanSize[DIRECTIONS_COUNT];
int grayfilterScanStep[DIRECTIONS_COUNT];
float grayfilterThreshold;
int maskScanDirections;
int maskScanSize[DIRECTIONS_COUNT];
int maskScanDepth[DIRECTIONS_COUNT];
int maskScanStep[DIRECTIONS_COUNT];
float maskScanThreshold[DIRECTIONS_COUNT];
int maskScanMinimum[DIMENSIONS_COUNT];
int maskScanMaximum[DIMENSIONS_COUNT];
int maskColor;
int deskewScanEdges;
int deskewScanSize;
float deskewScanDepth;
float deskewScanRange;
float deskewScanStep;
float deskewScanDeviation;
int borderScanDirections;
int borderScanSize[DIRECTIONS_COUNT];
int borderScanStep[DIRECTIONS_COUNT];
int borderScanThreshold[DIRECTIONS_COUNT];
int borderAlign;
int borderAlignMargin[DIRECTIONS_COUNT];
int outsideBorderscanMask[MAX_PAGES][EDGES_COUNT]; // set by --layout
int outsideBorderscanMaskCount;
float whiteThreshold;
float blackThreshold;
bool writeoutput;
bool qpixels;
bool multisheets;
const char* outputTypeName;
int noBlackfilterMultiIndex[MAX_MULTI_INDEX];
int noBlackfilterMultiIndexCount;
int noNoisefilterMultiIndex[MAX_MULTI_INDEX];
int noNoisefilterMultiIndexCount;
int noBlurfilterMultiIndex[MAX_MULTI_INDEX];
int noBlurfilterMultiIndexCount;
int noGrayfilterMultiIndex[MAX_MULTI_INDEX];
int noGrayfilterMultiIndexCount;
int noMaskScanMultiIndex[MAX_MULTI_INDEX];
int noMaskScanMultiIndexCount;
int noMaskCenterMultiIndex[MAX_MULTI_INDEX];
int noMaskCenterMultiIndexCount;
int noDeskewMultiIndex[MAX_MULTI_INDEX];
int noDeskewMultiIndexCount;
int noWipeMultiIndex[MAX_MULTI_INDEX];
int noWipeMultiIndexCount;
int noBorderMultiIndex[MAX_MULTI_INDEX];
int noBorderMultiIndexCount;
int noBorderScanMultiIndex[MAX_MULTI_INDEX];
int noBorderScanMultiIndexCount;
int noBorderAlignMultiIndex[MAX_MULTI_INDEX];
int noBorderAlignMultiIndexCount;
int sheetMultiIndex[MAX_MULTI_INDEX];
int sheetMultiIndexCount;
int excludeMultiIndex[MAX_MULTI_INDEX];
int excludeMultiIndexCount;
int ignoreMultiIndex[MAX_MULTI_INDEX];
int ignoreMultiIndexCount;
int autoborder[MAX_MASKS][EDGES_COUNT];
int autoborderMask[MAX_MASKS][EDGES_COUNT];
int insertBlank[MAX_MULTI_INDEX];
int insertBlankCount;
int replaceBlank[MAX_MULTI_INDEX];
int replaceBlankCount;
bool overwrite;
bool showTime;
int dpi;
// --- local variables ---
int x;
int y;
int w;
int h;
int left;
int top;
int right;
int bottom;
int j;
int previousWidth;
int previousHeight;
int previousBitdepth;
bool previousColor;
char s1[1023]; // buffers for result of implode()
char s2[1023];
char debugFilename[100];
struct IMAGE sheet;
struct IMAGE sheetBackup;
struct IMAGE originalSheet;
struct IMAGE qpixelSheet;
struct IMAGE page;
const char* layoutStr;
const char* inputTypeName;
const char* inputTypeNames[MAX_PAGES];
int inputType;
int filterResult;
double rotation;
int q;
struct IMAGE rect;
struct IMAGE rectTarget;
int outputType;
int outputDepth;
int bd;
bool col;
bool anyWildcards;
int nr;
int inputNr;
int outputNr;
clock_t startTime;
clock_t endTime;
clock_t time;
unsigned long int totalTime;
int totalCount;
int option_index = 0;
sheet.buffer = NULL;
page.buffer = NULL;
bd = 1; // default bitdepth if not resolvable (i.e. usually empty input, so bd=1 is good choice)
col = false; // default no color if not resolvable
// explicitly un-initialize variables that are sometimes not used to avoid compiler warnings
qpixelSheet.buffer = NULL; // used optionally, deactivated by --no-qpixels
startTime = 0; // used optionally in debug mode -vv or with --time
endTime = 0; // used optionally in debug mode -vv or with --time
// -----------------------------------------------------------------------
// --- process all sheets ---
// -----------------------------------------------------------------------
// count from start sheet to end sheet
startSheet = 1; // defaults, may be changed in first run of for-loop
endSheet = -1;
startInput = -1;
startOutput = -1;
totalTime = 0;
totalCount = 0;
previousWidth = previousHeight = previousBitdepth = -1;
previousColor = false;
// --- default values ---
w = h = -1;
layout = LAYOUT_SINGLE;
layoutStr = "single";
preRotate = 0;
postRotate = 0;
preMirror = 0;
postMirror = 0;
preShift[WIDTH] = preShift[HEIGHT] = 0;
postShift[WIDTH] = postShift[HEIGHT] = 0;
size[WIDTH] = size[HEIGHT] = -1;
postSize[WIDTH] = postSize[HEIGHT] = -1;
stretchSize[WIDTH] = stretchSize[HEIGHT] = -1;
postStretchSize[WIDTH] = postStretchSize[HEIGHT] = -1;
zoomFactor = 1.0;
postZoomFactor = 1.0;
outputTypeName = NULL; // default derived from input
outputDepth = -1; // default derived from input
pointCount = 0;
maskCount = 0;
preMaskCount = 0;
wipeCount = 0;
preWipeCount = 0;
postWipeCount = 0;
middleWipe[0] = middleWipe[1] = 0; // left/right
border[LEFT] = border[TOP] = border[RIGHT] = border[BOTTOM] = 0;
preBorder[LEFT] = preBorder[TOP] = preBorder[RIGHT] = preBorder[BOTTOM] = 0;
postBorder[LEFT] = postBorder[TOP] = postBorder[RIGHT] = postBorder[BOTTOM] = 0;
blackfilterScanDirections = (1<<HORIZONTAL) | (1<<VERTICAL);
blackfilterScanSize[HORIZONTAL] = blackfilterScanSize[VERTICAL] = 20;
blackfilterScanDepth[HORIZONTAL] = blackfilterScanDepth[VERTICAL] = 500;
blackfilterScanStep[HORIZONTAL] = blackfilterScanStep[VERTICAL] = 5;
blackfilterScanThreshold = 0.95;
blackfilterExcludeCount = 0;
blackfilterIntensity = 20;
noisefilterIntensity = 4;
blurfilterScanSize[HORIZONTAL] = blurfilterScanSize[VERTICAL] = 100;
blurfilterScanStep[HORIZONTAL] = blurfilterScanStep[VERTICAL] = 50;
blurfilterIntensity = 0.01;
grayfilterScanSize[HORIZONTAL] = grayfilterScanSize[VERTICAL] = 50;
grayfilterScanStep[HORIZONTAL] = grayfilterScanStep[VERTICAL] = 20;
grayfilterThreshold = 0.5;
maskScanDirections = (1<<HORIZONTAL);
maskScanSize[HORIZONTAL] = maskScanSize[VERTICAL] = 50;
maskScanDepth[HORIZONTAL] = maskScanDepth[VERTICAL] = -1;
maskScanStep[HORIZONTAL] = maskScanStep[VERTICAL] = 5;
maskScanThreshold[HORIZONTAL] = maskScanThreshold[VERTICAL] = 0.1;
maskScanMinimum[WIDTH] = maskScanMinimum[HEIGHT] = 100;
maskScanMaximum[WIDTH] = maskScanMaximum[HEIGHT] = -1; // set default later
maskColor = pixelValue(WHITE, WHITE, WHITE);
deskewScanEdges = (1<<LEFT) | (1<<RIGHT);
deskewScanSize = 1500;
deskewScanDepth = 0.5;
deskewScanRange = 5.0;
deskewScanStep = 0.1;
deskewScanDeviation = 1.0;
borderScanDirections = (1<<VERTICAL);
borderScanSize[HORIZONTAL] = borderScanSize[VERTICAL] = 5;
borderScanStep[HORIZONTAL] = borderScanStep[VERTICAL] = 5;
borderScanThreshold[HORIZONTAL] = borderScanThreshold[VERTICAL] = 5;
borderAlign = 0; // center
borderAlignMargin[HORIZONTAL] = borderAlignMargin[VERTICAL] = 0; // center
outsideBorderscanMaskCount = 0;
whiteThreshold = 0.9;
blackThreshold = 0.33;
sheetSize[WIDTH] = sheetSize[HEIGHT] = -1;
sheetBackground = WHITE;
writeoutput = true;
qpixels = true;
multisheets = true;
inputCount = 1;
outputCount = 1;
verbose = VERBOSE_NONE;
noBlackfilterMultiIndexCount = 0; // 0: allow all, -1: disable all, n: individual entries
noNoisefilterMultiIndexCount = 0;
noBlurfilterMultiIndexCount = 0;
noGrayfilterMultiIndexCount = 0;
noMaskScanMultiIndexCount = 0;
noMaskCenterMultiIndexCount = 0;
noDeskewMultiIndexCount = 0;
noWipeMultiIndexCount = 0;
noBorderMultiIndexCount = 0;
noBorderScanMultiIndexCount = 0;
noBorderAlignMultiIndexCount = 0;
sheetMultiIndexCount = -1; // default: process all between start-sheet and end-sheet
excludeMultiIndexCount = 0;
ignoreMultiIndexCount = 0;
insertBlankCount = 0;
replaceBlankCount = 0;
overwrite = false;
showTime = false;
dpi = 300;
// -------------------------------------------------------------------
// --- parse parameters ---
// -------------------------------------------------------------------
while(true) {
int c;
static const struct option long_options[] = {
{ "help", no_argument, NULL, 'h' },
{ "?", no_argument, NULL, 'h' },
{ "version", no_argument, NULL, 'V' },
{ "layout", required_argument, NULL, 'l' },
{ "#", required_argument, NULL, '#' },
{ "sheet", required_argument, NULL, '#' },
{ "start", required_argument, NULL, 0x7e },
{ "start-sheet", required_argument, NULL, 0x7e },
{ "end", required_argument, NULL, 0x7f },
{ "end-sheet", required_argument, NULL, 0x7f },
{ "start-input", required_argument, NULL, 0x80 },
{ "si", required_argument, NULL, 0x80 },
{ "end-input", required_argument, NULL, 0x81 },
{ "ei", required_argument, NULL, 0x81 },
{ "sheet-size", required_argument, NULL, 'S' },
{ "sheet-background", required_argument, NULL, 0x82 },
{ "exclude", optional_argument, NULL, 'x' },
{ "no-processing", required_argument, NULL, 'n' },
{ "pre-rotate", required_argument, NULL, 0x83 },
{ "post-rotate", required_argument, NULL, 0x84 },
{ "pre-mirror", required_argument, NULL, 'M' },
{ "post-mirror", required_argument, NULL, 0x85 },
{ "pre-shift", required_argument, NULL, 0x86 },
{ "post-shift", required_argument, NULL, 0x87 },
{ "pre-mask", required_argument, NULL, 0x88 },
{ "size", required_argument, NULL, 's' },
{ "post-size", required_argument, NULL, 0x89 },
{ "stretch", required_argument, NULL, 0x8a },
{ "post-stretch", required_argument, NULL, 0x8b },
{ "zoom", required_argument, NULL, 'z' },
{ "post-zoom", required_argument, NULL, 0x8c },
{ "mask-scan-point", required_argument, NULL, 'p' },
{ "mask", required_argument, NULL, 'm' },
{ "wipe", required_argument, NULL, 'W' },
{ "pre-wipe", required_argument, NULL, 0x8d },
{ "post-wipe", required_argument, NULL, 0x8e },
{ "middle-wipe", required_argument, NULL, 0x8f },
{ "mw", required_argument, NULL, 0x8f },
{ "border", required_argument, NULL, 'B' },
{ "pre-border", required_argument, NULL, 0x90 },
{ "post-border", required_argument, NULL, 0x91 },
{ "no-blackfilter", optional_argument, NULL, 0x92 },
{ "blackfilter-scan-direction", required_argument, NULL, 0x93 },
{ "blackfilter-scan-size", required_argument, NULL, 0x94 },
{ "bs", required_argument, NULL, 0x94 },
{ "blackfilter-scan-depth", required_argument, NULL, 0x95 },
{ "bd", required_argument, NULL, 0x95 },
{ "blackfilter-scan-step", required_argument, NULL, 0x96 },
{ "bp", required_argument, NULL, 0x96 },
{ "blackfilter-scan-threshold", required_argument, NULL, 0x97 },
{ "bt", required_argument, NULL, 0x97 },
{ "blackfilter-scan-exclude", required_argument, NULL, 0x98 },
{ "bx", required_argument, NULL, 0x98 },
{ "blackfilter-intensity", required_argument, NULL, 0x99 },
{ "bi", required_argument, NULL, 0x99 },
{ "no-noisefilter", optional_argument, NULL, 0x9a },
{ "noisefilter-intensity", required_argument, NULL, 0x9b },
{ "ni", required_argument, NULL, 0x9b },
{ "no-blurfilter", optional_argument, NULL, 0x9c },
{ "blurfilter-size", required_argument, NULL, 0x9d },
{ "ls", required_argument, NULL, 0x9d },
{ "blurfilter-step", required_argument, NULL, 0x9e },
{ "lp", required_argument, NULL, 0x9e },
{ "blurfilter-intensity", required_argument, NULL, 0x9f },
{ "li", required_argument, NULL, 0x9f },
{ "no-grayfilter", optional_argument, NULL, 0xa0 },
{ "grayfilter-size", required_argument, NULL, 0xa1 },
{ "gs", required_argument, NULL, 0xa1 },
{ "grayfilter-step", required_argument, NULL, 0xa2 },
{ "gp", required_argument, NULL, 0xa2 },
{ "grayfilter-threshold", required_argument, NULL, 0xa3 },
{ "gt", required_argument, NULL, 0xa3 },
{ "no-mask-scan", optional_argument, NULL, 0xa4 },
{ "mask-scan-direction", required_argument, NULL, 0xa5 },
{ "mn", required_argument, NULL, 0xa5 },
{ "mask-scan-size", required_argument, NULL, 0xa6 },
{ "ms", required_argument, NULL, 0xa6 },
{ "mask-scan-depth", required_argument, NULL, 0xa7 },
{ "md", required_argument, NULL, 0xa7 },
{ "mask-scan-step", required_argument, NULL, 0xa8 },
{ "mp", required_argument, NULL, 0xa8 },
{ "mask-scan-threshold", required_argument, NULL, 0xa9 },
{ "mt", required_argument, NULL, 0xa9 },
{ "mask-scan-minimum", required_argument, NULL, 0xaa },
{ "mm", required_argument, NULL, 0xaa },
{ "mask-scan-maximum", required_argument, NULL, 0xab },
{ "mM", required_argument, NULL, 0xab },
{ "mask-color", required_argument, NULL, 0xac },
{ "mc", required_argument, NULL, 0xac },
{ "no-mask-center", optional_argument, NULL, 0xad },
{ "no-deskew", optional_argument, NULL, 0xae },
{ "deskew-scan-direction", required_argument, NULL, 0xaf },
{ "dn", required_argument, NULL, 0xaf },
{ "deskew-scan-size", required_argument, NULL, 0xb0 },
{ "ds", required_argument, NULL, 0xb0 },
{ "deskew-scan-depth", required_argument, NULL, 0xb1 },
{ "dd", required_argument, NULL, 0xb1 },
{ "deskew-scan-range", required_argument, NULL, 0xb2 },
{ "dr", required_argument, NULL, 0xb2 },
{ "deskew-scan-step", required_argument, NULL, 0xb3 },
{ "dp", required_argument, NULL, 0xb3 },
{ "deskew-scan-deviation", required_argument, NULL, 0xb4 },
{ "dv", required_argument, NULL, 0xb4 },
{ "no-border-scan", optional_argument, NULL, 0xb5 },
{ "border-scan-direction", required_argument, NULL, 0xb6 },
{ "Bn", required_argument, NULL, 0xb6 },
{ "border-scan-size", required_argument, NULL, 0xb7 },
{ "Bs", required_argument, NULL, 0xb7 },
{ "border-scan-step", required_argument, NULL, 0xb8 },
{ "Bp", required_argument, NULL, 0xb8 },
{ "border-scan-threshold", required_argument, NULL, 0xb9 },
{ "Bt", required_argument, NULL, 0xb9 },
{ "border-align", required_argument, NULL, 0xba },
{ "Ba", required_argument, NULL, 0xba },
{ "border-margin", required_argument, NULL, 0xbb },
{ "Bm", required_argument, NULL, 0xbb },
{ "no-border-align", optional_argument, NULL, 0xbc },
{ "no-wipe", optional_argument, NULL, 0xbd },
{ "no-border", optional_argument, NULL, 0xbe },
{ "white-threshold", required_argument, NULL, 'w' },
{ "black-threshold", required_argument, NULL, 'b' },
{ "input-pages", required_argument, NULL, 0xbf },
{ "ip", required_argument, NULL, 0xbf },
{ "output-pages", required_argument, NULL, 0xc0 },
{ "op", required_argument, NULL, 0xc0 },
{ "input-file-sequence", required_argument, NULL, 0xc1 },
{ "if", required_argument, NULL, 0xc1 },
{ "output-file-sequence", required_argument, NULL, 0xc2 },
{ "of", required_argument, NULL, 0xc2 },
{ "insert-blank", required_argument, NULL, 0xc3 },
{ "replace-blank", required_argument, NULL, 0xc4 },
{ "test-only", no_argument, NULL, 'T' },
{ "no-qpixels", no_argument, NULL, 0xc5 },
{ "no-multi-pages", no_argument, NULL, 0xc6 },
{ "dpi", required_argument, NULL, 0xc7 },
{ "type", required_argument, NULL, 't' },
{ "depth", required_argument, NULL, 'd' },
{ "quiet", no_argument, NULL, 'q' },
{ "overwrite", no_argument, NULL, 0xc8 },
{ "time", no_argument, NULL, 0xc9 },
{ "verbose", no_argument, NULL, 'v' },
{ "vv", no_argument, NULL, 0xca },
{ "debug", no_argument, NULL, 0xcb },
{ "vvv", no_argument, NULL, 0xcb },
{ "debug-save", no_argument, NULL, 0xcc },
{ "vvvv", no_argument, NULL, 0xcc },
};
c = getopt_long_only(argc, argv, "hVl:S:x::n::M:s:z:p:m:W:B:w:b:Tt:d:qv",
long_options, &option_index);
if (c == -1)
break;
switch(c) {
case 'h':
case '?':
puts(USAGE);
return c == '?' ? 1 : 0;
case 'V':
puts(VERSION);
return 0;
case 'l':
if (strcmp(optarg, "single")==0) {
layout = LAYOUT_SINGLE;
} else if (strcmp(optarg, "double")==0) {
layout = LAYOUT_DOUBLE;
} else if (strcmp(optarg, "none")==0) {
layout = LAYOUT_NONE;
} else {
errOutput("unknown layout mode '%s'.", optarg);
}
break;
case '#':
if ( optarg != NULL ) {
parseMultiIndex(optarg, sheetMultiIndex, &sheetMultiIndexCount);
// allow 0 as start sheet, might be overwritten by --start-sheet again
if (sheetMultiIndexCount > 0 && startSheet > sheetMultiIndex[0] )
startSheet = sheetMultiIndex[0];
}
break;
case 0x7f:
sscanf(optarg,"%d", &startSheet);
break;
case 0x7e:
sscanf(optarg,"%d", &endSheet);
break;
case 0x80:
sscanf(optarg,"%d", &startInput);
break;
case 0x81:
sscanf(optarg,"%d", &startOutput);
break;
case 'S':
parseSize(optarg, sheetSize, dpi);
break;
case 0x82:
sheetBackground = parseColor(optarg);
break;
case 'x':
if ( optarg != NULL )
parseMultiIndex(optarg, excludeMultiIndex, &excludeMultiIndexCount);
if (excludeMultiIndexCount == -1)
excludeMultiIndexCount = 0; // 'exclude all' makes no sense
break;
case 'n':
if ( optarg == NULL )
ignoreMultiIndexCount = -1;
else
parseMultiIndex(optarg, ignoreMultiIndex, &ignoreMultiIndexCount);
break;
case 0x83:
sscanf(optarg, "%d", &preRotate);
if ((preRotate != 0) && (abs(preRotate) != 90)) {
fprintf(stderr, "cannot set --pre-rotate value other than -90 or 90, ignoring.\n");
preRotate = 0;
}
break;
case 0x84:
sscanf(optarg,"%d", &postRotate);
if ((postRotate != 0) && (abs(postRotate) != 90)) {
fprintf(stderr, "cannot set --post-rotate value other than -90 or 90, ignoring.\n");
postRotate = 0;
}
break;
case 'M':
preMirror = parseDirections(optarg); // s = "v", "v,h", "vertical,horizontal", ...
break;
case 0x85:
postMirror = parseDirections(optarg);
break;
case 0x86:
parseSize(optarg, preShift, dpi);
break;
case 0x87:
parseSize(optarg, postShift, dpi);
break;
case 0x88:
if ( preMaskCount < MAX_MASKS ) {
left = -1;
top = -1;
right = -1;
bottom = -1;
sscanf(optarg,"%d,%d,%d,%d", &left, &top, &right, &bottom); // x1, y1, x2, y2
preMask[preMaskCount][LEFT] = left;
preMask[preMaskCount][TOP] = top;
preMask[preMaskCount][RIGHT] = right;
preMask[preMaskCount][BOTTOM] = bottom;
preMaskCount++;
} else {
fprintf(stderr, "maximum number of masks (%d) exceeded, ignoring mask %s\n",
MAX_MASKS, optarg);
}
break;
case 's':
parseSize(optarg, size, dpi);
break;
case 0x89:
parseSize(optarg, postSize, dpi);
break;
case 0x8a:
parseSize(optarg, stretchSize, dpi);
break;
case 0x8b:
parseSize(optarg, postStretchSize, dpi);
break;
case 'z':
sscanf(optarg,"%f", &zoomFactor);
break;
case 0x8c:
sscanf(optarg,"%f", &postZoomFactor);
break;
case 'p':
if ( pointCount < MAX_POINTS ) {
x = -1;
y = -1;
sscanf(optarg,"%d,%d", &x, &y);
point[pointCount][X] = x;
point[pointCount][Y] = y;
pointCount++;
} else {
fprintf(stderr, "maximum number of scan points (%d) exceeded, ignoring scan point %s\n",
MAX_POINTS, optarg);
}
break;
case 'm':
if ( maskCount < MAX_MASKS ) {
left = -1;
top = -1;
right = -1;
bottom = -1;
sscanf(optarg,"%d,%d,%d,%d", &left, &top, &right, &bottom); // x1, y1, x2, y2
mask[maskCount][LEFT] = left;
mask[maskCount][TOP] = top;
mask[maskCount][RIGHT] = right;
mask[maskCount][BOTTOM] = bottom;
maskValid[maskCount] = true;
maskCount++;
} else {
fprintf(stderr, "maximum number of masks (%d) exceeded, ignoring mask %s\n",
MAX_MASKS, optarg);
}
break;
case 'W':
if ( wipeCount < MAX_MASKS ) {
left = -1;
top = -1;
right = -1;
bottom = -1;
sscanf(optarg,"%d,%d,%d,%d", &left, &top, &right, &bottom); // x1, y1, x2, y2
wipe[wipeCount][LEFT] = left;
wipe[wipeCount][TOP] = top;
wipe[wipeCount][RIGHT] = right;
wipe[wipeCount][BOTTOM] = bottom;
wipeCount++;
} else {
fprintf(stderr, "maximum number of wipes (%d) exceeded, ignoring mask %s\n",
MAX_MASKS, optarg);
}
break;
case 0x8d:
if ( preWipeCount < MAX_MASKS ) {
left = -1;
top = -1;
right = -1;
bottom = -1;
sscanf(optarg,"%d,%d,%d,%d", &left, &top, &right, &bottom); // x1, y1, x2, y2
preWipe[preWipeCount][LEFT] = left;
preWipe[preWipeCount][TOP] = top;
preWipe[preWipeCount][RIGHT] = right;
preWipe[preWipeCount][BOTTOM] = bottom;
preWipeCount++;
} else {
fprintf(stderr, "maximum number of pre-wipes (%d) exceeded, ignoring mask %s\n",
MAX_MASKS, optarg);
}
break;
case 0x8e:
if ( postWipeCount < MAX_MASKS ) {
left = -1;
top = -1;
right = -1;
bottom = -1;
sscanf(optarg,"%d,%d,%d,%d", &left, &top, &right, &bottom); // x1, y1, x2, y2
postWipe[postWipeCount][LEFT] = left;
postWipe[postWipeCount][TOP] = top;
postWipe[postWipeCount][RIGHT] = right;
postWipe[postWipeCount][BOTTOM] = bottom;
postWipeCount++;
} else {
fprintf(stderr, "maximum number of post-wipes (%d) exceeded, ignoring mask %s\n",
MAX_MASKS, optarg);
}
break;
case 0x8f:
parseInts(optarg, middleWipe);
break;
case 'B':
sscanf(optarg,"%d,%d,%d,%d", &border[LEFT], &border[TOP], &border[RIGHT], &border[BOTTOM]);
break;
case 0x90:
sscanf(optarg,"%d,%d,%d,%d", &preBorder[LEFT], &preBorder[TOP], &preBorder[RIGHT], &preBorder[BOTTOM]);
break;
case 0x91:
sscanf(optarg,"%d,%d,%d,%d", &postBorder[LEFT], &postBorder[TOP], &postBorder[RIGHT], &postBorder[BOTTOM]);
break;
case 0x92:
if ( optarg == NULL )
noBlackfilterMultiIndexCount = -1;
else
parseMultiIndex(optarg, noBlackfilterMultiIndex, &noBlackfilterMultiIndexCount);
break;
case 0x93:
blackfilterScanDirections = parseDirections(optarg);
break;
case 0x94:
parseInts(optarg, blackfilterScanSize);
break;
case 0x95:
parseInts(optarg, blackfilterScanDepth);
break;
case 0x96:
parseInts(optarg, blackfilterScanStep);
break;
case 0x97:
sscanf(optarg, "%f", &blackfilterScanThreshold);
break;
case 0x98:
if ( blackfilterExcludeCount < MAX_MASKS ) {
left = -1;
top = -1;
right = -1;
bottom = -1;
sscanf(optarg,"%d,%d,%d,%d", &left, &top, &right, &bottom); // x1, y1, x2, y2
blackfilterExclude[blackfilterExcludeCount][LEFT] = left;
blackfilterExclude[blackfilterExcludeCount][TOP] = top;
blackfilterExclude[blackfilterExcludeCount][RIGHT] = right;
blackfilterExclude[blackfilterExcludeCount][BOTTOM] = bottom;
blackfilterExcludeCount++;
} else {
fprintf(stderr, "maximum number of blackfilter exclusion (%d) exceeded, ignoring mask %s\n",
MAX_MASKS, optarg);
}
break;
case 0x99:
sscanf(optarg, "%d", &blackfilterIntensity);
break;
case 0x9a:
if ( optarg == NULL )
noNoisefilterMultiIndexCount = -1;
else
parseMultiIndex(optarg, noNoisefilterMultiIndex, &noNoisefilterMultiIndexCount);
break;
case 0x9b:
sscanf(optarg, "%d", &noisefilterIntensity);
break;
case 0x9c:
if ( optarg == NULL )
noBlurfilterMultiIndexCount = -1;
else
parseMultiIndex(optarg, noBlurfilterMultiIndex, &noBlurfilterMultiIndexCount);
break;
case 0x9d:
parseInts(optarg, blurfilterScanSize);
break;
case 0x9e:
parseInts(optarg, blurfilterScanStep);
break;
case 0x9f:
sscanf(optarg, "%f", &blurfilterIntensity);
break;
case 0xa0:
if ( optarg == NULL )
noGrayfilterMultiIndexCount = -1;
else
parseMultiIndex(optarg, noGrayfilterMultiIndex, &noGrayfilterMultiIndexCount);
break;
case 0xa1:
parseInts(optarg, grayfilterScanSize);
break;
case 0xa2:
parseInts(optarg, grayfilterScanStep);
break;
case 0xa3:
sscanf(optarg, "%f", &grayfilterThreshold);
break;
case 0xa4:
if ( optarg == NULL )
noMaskScanMultiIndexCount = -1;
else
parseMultiIndex(optarg, noMaskScanMultiIndex, &noMaskScanMultiIndexCount);
break;
case 0xa5:
maskScanDirections = parseDirections(optarg);
break;
case 0xa6:
parseInts(optarg, maskScanSize);
break;
case 0xa7:
parseInts(optarg, maskScanDepth);
break;
case 0xa8:
parseInts(optarg, maskScanStep);
break;
case 0xa9:
parseFloats(optarg, maskScanThreshold);
break;
case 0xaa:
sscanf(optarg,"%d,%d", &maskScanMinimum[WIDTH], &maskScanMinimum[HEIGHT]);
break;
case 0xab:
sscanf(optarg,"%d,%d", &maskScanMaximum[WIDTH], &maskScanMaximum[HEIGHT]);
break;
case 0xac:
sscanf(optarg,"%d", &maskColor);
break;
case 0xad:
if ( optarg == NULL )
noMaskCenterMultiIndexCount = -1;
else
parseMultiIndex(optarg, noMaskCenterMultiIndex, &noMaskCenterMultiIndexCount);
break;
case 0xae:
if ( optarg == NULL )
noDeskewMultiIndexCount = -1;
else
parseMultiIndex(optarg, noDeskewMultiIndex, &noDeskewMultiIndexCount);
break;
case 0xaf:
deskewScanEdges = parseEdges(optarg);
break;
case 0xb0:
sscanf(optarg,"%d", &deskewScanSize);
break;
case 0xb1:
sscanf(optarg,"%f", &deskewScanDepth);
break;
case 0xb2:
sscanf(optarg,"%f", &deskewScanRange);
break;
case 0xb3:
sscanf(optarg,"%f", &deskewScanStep);
break;
case 0xb4:
sscanf(optarg,"%f", &deskewScanDeviation);
break;
case 0xb5:
if ( optarg == NULL )
noBorderScanMultiIndexCount = -1;
else
parseMultiIndex(optarg, noBorderScanMultiIndex, &noBorderScanMultiIndexCount);
break;
case 0xb6:
borderScanDirections = parseDirections(optarg);
break;
case 0xb7:
parseInts(optarg, borderScanSize);
break;
case 0xb8:
parseInts(optarg, borderScanStep);
break;
case 0xb9:
parseInts(optarg, borderScanThreshold);
break;
case 0xba:
borderAlign = parseEdges(optarg);
break;
case 0xbb:
parseSize(optarg, borderAlignMargin, dpi);
break;
case 0xbc:
if ( optarg == NULL )
noBorderAlignMultiIndexCount = -1;
else
parseMultiIndex(optarg, noBorderAlignMultiIndex, &noBorderAlignMultiIndexCount);
break;
case 0xbd:
if ( optarg == NULL )
noWipeMultiIndexCount = -1;
else
parseMultiIndex(optarg, noWipeMultiIndex, &noWipeMultiIndexCount);
break;