diff options
Diffstat (limited to 'converter/other/zeisstopnm.c')
| -rw-r--r-- | converter/other/zeisstopnm.c | 95 |
1 files changed, 49 insertions, 46 deletions
diff --git a/converter/other/zeisstopnm.c b/converter/other/zeisstopnm.c index e94d9b44..5f1e97ec 100644 --- a/converter/other/zeisstopnm.c +++ b/converter/other/zeisstopnm.c @@ -75,34 +75,34 @@ main( argc, argv ) argn = 1; while ( argn < argc && argv[argn][0] == '-' && argv[argn][1] != '\0' ) - { - if ( pm_keymatch( argv[argn], "-pgm", 3 ) ) - { - if ( argn >= argc ) - pm_usage( usage ); - format = PGM_TYPE; - } - else if ( pm_keymatch( argv[argn], "-ppm", 3 ) ) - { - if ( argn >= argc ) - pm_usage( usage ); - format = PPM_TYPE; - } - else - pm_usage( usage ); - ++argn; - } + { + if ( pm_keymatch( argv[argn], "-pgm", 3 ) ) + { + if ( argn >= argc ) + pm_usage( usage ); + format = PGM_TYPE; + } + else if ( pm_keymatch( argv[argn], "-ppm", 3 ) ) + { + if ( argn >= argc ) + pm_usage( usage ); + format = PPM_TYPE; + } + else + pm_usage( usage ); + ++argn; + } if ( argn < argc ) - { - ifp = pm_openr( argv[argn] ); - ++argn; - } + { + ifp = pm_openr( argv[argn] ); + ++argn; + } else - ifp = stdin; + ifp = stdin; if ( argn != argc ) - pm_usage( usage ); + pm_usage( usage ); /* Read the image to a buffer */ @@ -111,35 +111,35 @@ main( argc, argv ) /* Check the format of the file */ if (nread <=1024) - pm_error( "Input file not in Zeiss format (too small)" ); + pm_error( "Input file not in Zeiss format (too small)" ); lutg = (unsigned char *)buf+(nread-1024+512); lutr = (unsigned char *)buf+(nread-1024+256); lutb = (unsigned char *)buf+(nread-1024); cols = ((unsigned char) buf[nread-1024+768+8]) + - (((unsigned char) buf[nread-1024+768+9]) << 8); + (((unsigned char) buf[nread-1024+768+9]) << 8); rows = ((unsigned char) buf[nread-1024+768+10]) + - (((unsigned char) buf[nread-1024+768+11]) << 8); + (((unsigned char) buf[nread-1024+768+11]) << 8); if ( cols <= 0 ) - pm_error( "invalid cols: %d", cols ); + pm_error( "invalid cols: %d", cols ); if ( rows <= 0 ) - pm_error( "invalid rows: %d", rows ); + pm_error( "invalid rows: %d", rows ); if (cols*rows != nread-1024) - pm_error( "Hmm, %d rows, %d cols, %ld total image size", - rows, cols, nread-1024); + pm_error( "Hmm, %d rows, %d cols, %ld total image size", + rows, cols, nread-1024); /* Choose pgm or ppm */ /* If the LUTs all contain 0,1,2,3,4..255, it is a pgm file */ for (i=0; i<256 && format==0; i++) - if (lutr[i] != i || lutg[i] != i || lutb[i] != i) - format = PPM_TYPE; + if (lutr[i] != i || lutg[i] != i || lutb[i] != i) + format = PPM_TYPE; if (format == 0) - format = PGM_TYPE; + format = PGM_TYPE; pnm_writepnminit( stdout, cols, rows, 255, format, 0 ); xelrow = pnm_allocrow( cols ); @@ -161,23 +161,23 @@ main( argc, argv ) for ( row = 0; row < rows; ++row ) { - switch ( PNM_FORMAT_TYPE(format) ) - { - case PGM_TYPE: - for ( col = 0, xP = xelrow; col < cols; ++col, ++xP, ++byteP ) - PNM_ASSIGN1( *xP, *byteP ); - break; - - case PPM_TYPE: - for ( col = 0, xP = xelrow; col < cols; ++col, ++xP, ++byteP ) - PPM_ASSIGN( *xP, lutr[*byteP], lutg[*byteP], lutb[*byteP] ); - break; + switch ( PNM_FORMAT_TYPE(format) ) + { + case PGM_TYPE: + for ( col = 0, xP = xelrow; col < cols; ++col, ++xP, ++byteP ) + PNM_ASSIGN1( *xP, *byteP ); + break; + + case PPM_TYPE: + for ( col = 0, xP = xelrow; col < cols; ++col, ++xP, ++byteP ) + PPM_ASSIGN( *xP, lutr[*byteP], lutg[*byteP], lutb[*byteP] ); + break; default: - pm_error( "shouldn't happen" ); + pm_error( "shouldn't happen" ); } - pnm_writepnmrow( stdout, xelrow, cols, 255, format, 0 ); + pnm_writepnmrow( stdout, xelrow, cols, 255, format, 0 ); } free( buf ); @@ -185,3 +185,6 @@ main( argc, argv ) exit( 0 ); } + + + |