diff options
Diffstat (limited to 'analyzer/pamsharpness.c')
| -rw-r--r-- | analyzer/pamsharpness.c | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/analyzer/pamsharpness.c b/analyzer/pamsharpness.c index 5943416f..f9140bcf 100644 --- a/analyzer/pamsharpness.c +++ b/analyzer/pamsharpness.c @@ -14,7 +14,7 @@ No warranty. See file 'artistic.license' for more details. boris@13thmonkey.org - www.13thmonkey.org/~boris/photopnmtools/ + www.13thmonkey.org/~boris/photopnmtools/ -----------------------------------------------------------------------------*/ #include <stdio.h> @@ -40,7 +40,7 @@ parseCommandLine(int argc, char ** argv, struct cmdlineInfo *cmdlineP) { /*---------------------------------------------------------------------------- parse program command line described in Unix standard form by argc - and argv. Return the information in the options as *cmdlineP. + and argv. Return the information in the options as *cmdlineP. If command line is internally inconsistent (invalid options, etc.), issue error message to stderr and abort program. @@ -60,7 +60,7 @@ parseCommandLine(int argc, char ** argv, MALLOCARRAY_NOFAIL(option_def, 100); option_def_index = 0; /* incremented by OPTENT3 */ - OPTENT3(0, "context", OPT_UINT, &cmdlineP->context, + OPTENT3(0, "context", OPT_UINT, &cmdlineP->context, &contextSpec, 0 ); opt.opt_table = option_def; @@ -96,7 +96,7 @@ computeSharpness(struct pam * const inpamP, unsigned int row; double totsharp; - + totsharp = 0.0; for (row = 1; row < inpamP->height-1; ++row) { @@ -109,18 +109,18 @@ computeSharpness(struct pam * const inpamP, if (dx != 0 || dy != 0) { unsigned int plane; for (plane = 0; plane < inpamP->depth; ++plane) { - samplen const sampleval = + samplen const sampleval = tuplenarray[row][col][plane]; - samplen const sampleval2 = + samplen const sampleval2 = tuplenarray[row+dy][col+dx][plane]; totsharp += fabs(sampleval - sampleval2); } } } } - } - } - *sharpnessP = + } + } + *sharpnessP = totsharp / (inpamP->width * inpamP->height * inpamP->depth * 8); /* The 8 above is for the 8 neighbors to which we compare each pixel */ } @@ -136,13 +136,13 @@ main(int argc, char **argv) { struct pam inpam; double sharpness; - pnm_init(&argc, argv); + pnm_init(&argc, argv); parseCommandLine(argc, argv, &cmdline); ifP = pm_openr(cmdline.inputFilespec); - tuplenarray = pnm_readpamn(ifP, &inpam, PAM_STRUCT_SIZE(tuple_type)); + tuplenarray = pnm_readpamn(ifP, &inpam, PAM_STRUCT_SIZE(tuple_type)); if (inpam.height < 3 || inpam.width < 3) pm_error("sharpness is undefined for an image less than 3 pixels " @@ -153,8 +153,8 @@ main(int argc, char **argv) { printf("Sharpness = %f\n", sharpness); - pnm_freepamarrayn(tuplenarray, &inpam); + pnm_freepamarrayn(tuplenarray, &inpam); pm_close(ifP); - return 0; + return 0; } |