diff options
Diffstat (limited to 'converter/pbm/pbmtoepsi.c')
| -rw-r--r-- | converter/pbm/pbmtoepsi.c | 62 |
1 files changed, 33 insertions, 29 deletions
diff --git a/converter/pbm/pbmtoepsi.c b/converter/pbm/pbmtoepsi.c index 87985a1f..bfa87032 100644 --- a/converter/pbm/pbmtoepsi.c +++ b/converter/pbm/pbmtoepsi.c @@ -26,14 +26,15 @@ */ #include "pm_c_util.h" -#include "pbm.h" +#include "mallocvar.h" #include "shhopt.h" +#include "pbm.h" -struct cmdlineInfo { +struct CmdlineInfo { /* All the information the user supplied in the command line, in a form easy for the program to use. */ - const char *inputFileName; + const char * inputFileName; unsigned int dpiX; /* horiz component of DPI option */ unsigned int dpiY; /* vert component of DPI option */ @@ -45,7 +46,7 @@ struct cmdlineInfo { static void -parseDpi(char * const dpiOpt, +parseDpi(char * const dpiOpt, unsigned int * const dpiXP, unsigned int * const dpiYP) { @@ -53,7 +54,7 @@ parseDpi(char * const dpiOpt, unsigned int dpiX, dpiY; dpiX = strtol(dpiOpt, &dpistr2, 10); - if (dpistr2 == dpiOpt) + if (dpistr2 == dpiOpt) pm_error("Invalid value for -dpi: '%s'. Must be either number " "or NxN ", dpiOpt); else { @@ -64,7 +65,7 @@ parseDpi(char * const dpiOpt, char * dpistr3; dpistr2++; /* Move past 'x' */ - dpiY = strtol(dpistr2, &dpistr3, 10); + dpiY = strtol(dpistr2, &dpistr3, 10); if (dpistr3 != dpistr2 && *dpistr3 == '\0') { *dpiXP = dpiX; *dpiYP = dpiY; @@ -77,23 +78,23 @@ parseDpi(char * const dpiOpt, } + static void parseCommandLine(int argc, const char ** const argv, - struct cmdlineInfo * const cmdlineP) { + struct CmdlineInfo * const cmdlineP) { /*---------------------------------------------------------------------------- Note that the file spec array we return is stored in the storage that was passed to us as the argv array. -----------------------------------------------------------------------------*/ - optEntry *option_def = malloc(100*sizeof(optEntry)); - /* Instructions to OptParseOptions2 on how to parse our options. - */ + optEntry * option_def; optStruct3 opt; - unsigned int option_def_index; char * dpiOpt; unsigned int dpiOptSpec; + MALLOCARRAY_NOFAIL(option_def, 100); + option_def_index = 0; /* incremented by OPTENTRY */ OPTENT3(0, "bbonly", OPT_FLAG, NULL, &cmdlineP->bbonly, 0); OPTENT3(0, "verbose", OPT_FLAG, NULL, &cmdlineP->verbose, 0); @@ -103,19 +104,19 @@ parseCommandLine(int argc, const char ** const argv, opt.short_allowed = FALSE; /* We have no short (old-fashioned) options */ opt.allowNegNum = FALSE; /* We have no parms that are negative numbers */ - pm_optParseOptions3(&argc, (char **)argv, opt, sizeof(opt), 0); + pm_optParseOptions4(&argc, argv, opt, sizeof(opt), 0); /* Uses and sets argc, argv, and some of *cmdlineP and others. */ - + if (dpiOptSpec) parseDpi(dpiOpt, &cmdlineP->dpiX, &cmdlineP->dpiY); else cmdlineP->dpiX = cmdlineP->dpiY = 72; - + if ((argc-1) > 1) pm_error("Too many arguments (%d). Only argument is input file name", argc-1); - + if (argc-1 == 0) cmdlineP->inputFileName = "-"; else @@ -125,7 +126,7 @@ parseCommandLine(int argc, const char ** const argv, static void -findPrincipalImage(bit ** const bits, +findPrincipalImage(bit ** const bits, unsigned int const rows, unsigned int const cols, unsigned int * const topP, @@ -151,25 +152,25 @@ findPrincipalImage(bit ** const bits, bottom = 0; left = cols; right = 0; - + for (row = 0; row < rows; ++row) { unsigned int col; for (col = 0; col < cols; ++col) { if (bits[row][col] == PBM_BLACK) { - if (row < top) + if (row < top) top = row; - if (row > bottom) + if (row > bottom) bottom = row; - if (col < left) + if (col < left) left = col; - if (col > right) + if (col > right) right = col; } } } if (top > bottom) { - /* No black pixels encountered */ + /* No black pixels encountered */ pm_message("Blank page"); top = 0; left = 0; @@ -194,8 +195,8 @@ outputBoundingBox(int const top, int const bottom, float const xScale = 72.0 / dpiX; float const yScale = 72.0 / dpiY; - printf("%%%%BoundingBox: %d %d %d %d\n", - ROUND(left*xScale), ROUND((rows - bottom)*yScale), + printf("%%%%BoundingBox: %d %d %d %d\n", + ROUND(left*xScale), ROUND((rows - bottom)*yScale), ROUND(right*xScale), ROUND((rows - top)*yScale)); } @@ -234,7 +235,7 @@ eightPixels(bit ** const bits, int main(int argc, const char * argv[]) { - struct cmdlineInfo cmdline; + struct CmdlineInfo cmdline; FILE * ifP; bit ** bits; int rows, cols; @@ -244,7 +245,7 @@ main(int argc, const char * argv[]) { */ pm_proginit(&argc, argv); - + parseCommandLine(argc, argv, &cmdline); ifP = pm_openr(cmdline.inputFileName); @@ -255,12 +256,12 @@ main(int argc, const char * argv[]) { printf("%%!PS-Adobe-2.0 EPSF-1.2\n"); - outputBoundingBox(top, bottom, left, right, rows, + outputBoundingBox(top, bottom, left, right, rows, cmdline.dpiX, cmdline.dpiY); if (!cmdline.bbonly) { int row; - printf("%%%%BeginPreview: %d %d 1 %d\n", + printf("%%%%BeginPreview: %d %d 1 %d\n", right - left + 1, bottom - top + 1, bottom - top + 1); for (row = top; row <= bottom; row++) { @@ -274,7 +275,7 @@ main(int argc, const char * argv[]) { if (outChars == 72) { printf("\n%% "); outChars = 2; - } + } printf("%02x", eightPixels(bits, row, col, cols)); outChars += 2; @@ -287,3 +288,6 @@ main(int argc, const char * argv[]) { } return 0; } + + + |