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-rw-r--r--app/help/mkshg.c455
1 files changed, 0 insertions, 455 deletions
diff --git a/app/help/mkshg.c b/app/help/mkshg.c
deleted file mode 100644
index 4c708fa..0000000
--- a/app/help/mkshg.c
+++ /dev/null
@@ -1,455 +0,0 @@
-#include <stdio.h>
-#include <string.h>
-#include "readpng.h"
-
-#define PROGNAME "mkshg"
-
-
-int verbose = 0;
-int dmpcolortab = 0;
-int dmpimage = 0;
-
-#define MAXRUNLEN (2)
-
-typedef struct {
- unsigned char id0, id1, id2;
- unsigned short x, y, w, h;
- long hash;
- char * name;
- char * context;
- } hotspot_t;
-
-int samecolor( long color1, long color2 )
-{
- long c1, c2;
- int i;
- for ( i=0; i<3; i++ ) {
- c1 = (color1&0xFF);
- c2 = (color2&0xFF);
- if ( c1 != c2 ) {
- if ( c1 == 0xFF || c2 == 0xFF ) return FALSE;
- c1 = (c1+1)&0xFE;
- c2 = (c2+1)&0xFE;
- if ( c1 != c2 ) return FALSE;
- }
- color1 >>= 8;
- color2 >>= 8;
- }
- return TRUE;
-}
-
-void conv24to8( long * colorTab, char * buff, unsigned long channels, unsigned long width24, unsigned long width8, unsigned long height )
-{
- long * lastColor, *cp;
- long color;
- char * ip;
- char *op;
- unsigned long h, w;
- memset( colorTab, 0, 1024 );
- lastColor = colorTab;
- *lastColor++ = 0xC0C0C0;
- *lastColor++ = 0xFFFFFF;
- *lastColor++ = 0x808080;
- *lastColor++ = 0x000000;
- op = buff;
- for (h=0; h<height; h++) {
- ip = buff+(width24*h);
- op = buff+(width8*h);
- for (w=0; w<width24; w+=channels,op++ ) {
- color = ((long)(unsigned char)(ip[0]))<<16;
- color += ((long)(unsigned char)(ip[1]))<<8;
- color += ((long)(unsigned char)(ip[2]));
- ip += channels;
- for ( cp=colorTab; cp<lastColor; cp++ ) {
- if ( samecolor( color, *cp ) ) {
- *op = (char)(cp-colorTab);
- goto nextPixel;
- }
- }
- if (lastColor < &colorTab[256]) {
- *op = (char)(lastColor-colorTab);
- *lastColor++ = color;
- } else {
- *op = 0;
- }
-nextPixel:
- if ( dmpimage ) {
- char c;
- if ( *op < 10 )
- printf( "%c", '0'+*op );
- else if ( *op < 10+26 )
- printf( "%c", *op-10+'a' );
- else if ( *op < 10+26+26 )
- printf( "%c", *op-10-26+'A' );
- else
- printf( "\%2.2x", *op );
- }
- }
- *op++ = 0;
- *op++ = 0;
- if ( dmpimage )
- printf( "00\n" );
- }
-if ( dmpcolortab ) {
- int i;
- for ( i=0; i<lastColor-colorTab; i++ ) {
- printf( "C[%3d] %6.6lx\n", i, colorTab[i] );
- }
-}
-}
-
-
-void compress_data(
- unsigned char * ip0,
- unsigned long isize,
- unsigned char * op0,
- unsigned long * osize )
-{
- unsigned char * ip=ip0, * op=op0;
- int runlen, norunlen, chunk;
- norunlen = 0;
- while ( ip < ip0+isize ) {
- for ( runlen=0; ip+runlen<ip0+isize && ip[0]==ip[runlen]; runlen++ );
- if ( runlen > MAXRUNLEN || runlen == 0 ) {
- while ( norunlen > 0 ) {
- if ( norunlen > 0x7F )
- chunk = 0x7F;
- else
- chunk = norunlen;
- *op++ = 0x80|chunk;
- memcpy( op, ip-norunlen, chunk );
- op += chunk;
- norunlen -= chunk;
- }
- while ( runlen > MAXRUNLEN ) {
- if ( runlen > 0x7F )
- chunk = 0x7F;
- else
- chunk = runlen;
- *op++ = chunk;
- *op++ = *ip;
- ip += chunk;
- runlen -= chunk;
- }
- } else {
- norunlen += runlen;
- ip += runlen;
- }
- }
- *osize = op-op0;
-}
-
-
-void writeculong( FILE * shgF, unsigned long value )
-{
- unsigned short tmp;
- if ( value > 0x7FFF ) {
- tmp = (unsigned short)((value&0x7FFF)<<1)+1;
- fwrite( &tmp, 2, 1, shgF );
- tmp = (unsigned short)(value>>15);
- fwrite( &tmp, 2, 1, shgF );
- } else {
- tmp = (unsigned short)(value<<1);
- fwrite( &tmp, 2, 1, shgF );
- }
-}
-
-void writecushort( FILE * shgF, unsigned short value )
-{
- unsigned char tmp;
- if ( value > 0x7F ) {
- tmp = (unsigned short)((value&0x7F)<<1)+1;
- fwrite( &tmp, 1, 1, shgF );
- tmp = (unsigned short)(value>>7);
- fwrite( &tmp, 1, 1, shgF );
- } else {
- tmp = (unsigned short)(value<<1);
- fwrite( &tmp, 1, 1, shgF );
- }
-}
-
-void writeShgPic(
- FILE * shgF,
- unsigned long width,
- unsigned long width8,
- unsigned long height,
- long colorTab[256],
- unsigned char * data,
- unsigned short hotspotcnt,
- hotspot_t * hotspots )
-{
- short int pictype, packmethod;
- unsigned long xdpi, ydpi, colorsused, colorsimportant, compressedsize, hotspotsize, compressoffset, hotspotoffset;
- unsigned short planes, bitcount;
- unsigned char * compressed_data;
- unsigned int start_off, offset_off, off;
- unsigned short inx;
- unsigned char one = 1;
- unsigned long macrosize = 0;
-
- pictype = 6;
- packmethod = 1;
- xdpi = ydpi = 96;
- planes = 1;
- bitcount = 8;
- colorsused = 256;
- colorsimportant = 256;
- hotspotsize = (hotspotcnt?7:0);
- hotspotoffset = 0;
- compressed_data = (unsigned char *)malloc( width8*height );
- compress_data( data, width8*height, compressed_data, &compressedsize );
- for ( inx=0; inx<hotspotcnt; inx++ )
- hotspotsize += 15+strlen(hotspots[inx].name)+1+strlen(hotspots[inx].context)+1;
-
- start_off = ftell( shgF );
- fwrite( &pictype, 1, 1, shgF );
- fwrite( &packmethod, 1, 1, shgF );
- writeculong( shgF, xdpi );
- writeculong( shgF, ydpi );
- writecushort( shgF, planes );
- writecushort( shgF, bitcount );
- writeculong( shgF, width );
- writeculong( shgF, height );
- writeculong( shgF, colorsused );
- writeculong( shgF, colorsimportant );
- writeculong( shgF, compressedsize );
- writeculong( shgF, hotspotsize );
- offset_off = ftell( shgF );
- compressoffset = offset_off-start_off+8+colorsused*4;
- fwrite( &compressoffset, 4, 1, shgF );
- fwrite( &hotspotoffset, 4, 1, shgF );
- if ( verbose )
- printf( "TY=%d, PK=%d, XD=%ld, YD=%ld, PL=%d, BC=%d, W=%ld, H=%ld, CU=%ld, CI=%ld, CS=%ld, HS=%ld, CO=%ld, HO=%ld\n",
- pictype, packmethod, xdpi, ydpi, planes, bitcount, width, height, colorsused, colorsimportant, compressedsize, hotspotsize, compressoffset, hotspotoffset );
- fwrite( colorTab, colorsused, 4, shgF );
- fwrite( compressed_data, compressedsize, 1, shgF );
- if ( hotspotcnt>0 ) {
- hotspotoffset = ftell( shgF ) - start_off;
- fwrite( &one, 1, 1, shgF );
- fwrite( &hotspotcnt, 2, 1, shgF );
- fwrite( &macrosize, 4, 1, shgF );
- for ( inx=0; inx<hotspotcnt; inx++ ) {
- fwrite( &hotspots[inx].id0, 1, 1, shgF );
- fwrite( &hotspots[inx].id1, 1, 1, shgF );
- fwrite( &hotspots[inx].id2, 1, 1, shgF );
- fwrite( &hotspots[inx].x, 2, 1, shgF );
- fwrite( &hotspots[inx].y, 2, 1, shgF );
- fwrite( &hotspots[inx].w, 2, 1, shgF );
- fwrite( &hotspots[inx].h, 2, 1, shgF );
- fwrite( &hotspots[inx].hash, 4, 1, shgF );
- }
- for ( inx=0; inx<hotspotcnt; inx++ ) {
- fwrite( hotspots[inx].name, strlen(hotspots[inx].name)+1, 1, shgF );
- fwrite( hotspots[inx].context, strlen(hotspots[inx].context)+1, 1, shgF );
- }
- fseek( shgF, offset_off+4, SEEK_SET );
- fwrite( &hotspotoffset, 4, 1, shgF );
- }
-
- free( compressed_data );
-}
-
-
-signed char hashTable[256]=
-{
- '\x00', '\xD1', '\xD2', '\xD3', '\xD4', '\xD5', '\xD6', '\xD7',
- '\xD8', '\xD9', '\xDA', '\xDB', '\xDC', '\xDD', '\xDE', '\xDF',
- '\xE0', '\xE1', '\xE2', '\xE3', '\xE4', '\xE5', '\xE6', '\xE7',
- '\xE8', '\xE9', '\xEA', '\xEB', '\xEC', '\xED', '\xEE', '\xEF',
- '\xF0', '\x0B', '\xF2', '\xF3', '\xF4', '\xF5', '\xF6', '\xF7',
- '\xF8', '\xF9', '\xFA', '\xFB', '\xFC', '\xFD', '\x0C', '\xFF',
- '\x0A', '\x01', '\x02', '\x03', '\x04', '\x05', '\x06', '\x07',
- '\x08', '\x09', '\x0A', '\x0B', '\x0C', '\x0D', '\x0E', '\x0F',
- '\x10', '\x11', '\x12', '\x13', '\x14', '\x15', '\x16', '\x17',
- '\x18', '\x19', '\x1A', '\x1B', '\x1C', '\x1D', '\x1E', '\x1F',
- '\x20', '\x21', '\x22', '\x23', '\x24', '\x25', '\x26', '\x27',
- '\x28', '\x29', '\x2A', '\x0B', '\x0C', '\x0D', '\x0E', '\x0D',
- '\x10', '\x11', '\x12', '\x13', '\x14', '\x15', '\x16', '\x17',
- '\x18', '\x19', '\x1A', '\x1B', '\x1C', '\x1D', '\x1E', '\x1F',
- '\x20', '\x21', '\x22', '\x23', '\x24', '\x25', '\x26', '\x27',
- '\x28', '\x29', '\x2A', '\x2B', '\x2C', '\x2D', '\x2E', '\x2F',
- '\x50', '\x51', '\x52', '\x53', '\x54', '\x55', '\x56', '\x57',
- '\x58', '\x59', '\x5A', '\x5B', '\x5C', '\x5D', '\x5E', '\x5F',
- '\x60', '\x61', '\x62', '\x63', '\x64', '\x65', '\x66', '\x67',
- '\x68', '\x69', '\x6A', '\x6B', '\x6C', '\x6D', '\x6E', '\x6F',
- '\x70', '\x71', '\x72', '\x73', '\x74', '\x75', '\x76', '\x77',
- '\x78', '\x79', '\x7A', '\x7B', '\x7C', '\x7D', '\x7E', '\x7F',
- '\x80', '\x81', '\x82', '\x83', '\x0B', '\x85', '\x86', '\x87',
- '\x88', '\x89', '\x8A', '\x8B', '\x8C', '\x8D', '\x8E', '\x8F',
- '\x90', '\x91', '\x92', '\x93', '\x94', '\x95', '\x96', '\x97',
- '\x98', '\x99', '\x9A', '\x9B', '\x9C', '\x9D', '\x9E', '\x9F',
- '\xA0', '\xA1', '\xA2', '\xA3', '\xA4', '\xA5', '\xA6', '\xA7',
- '\xA8', '\xA9', '\xAA', '\xAB', '\xAC', '\xAD', '\xAE', '\xAF',
- '\xB0', '\xB1', '\xB2', '\xB3', '\xB4', '\xB5', '\xB6', '\xB7',
- '\xB8', '\xB9', '\xBA', '\xBB', '\xBC', '\xBD', '\xBE', '\xBF',
- '\xC0', '\xC1', '\xC2', '\xC3', '\xC4', '\xC5', '\xC6', '\xC7',
- '\xC8', '\xC9', '\xCA', '\xCB', '\xCC', '\xCD', '\xCE', '\xCF'
-};
-
-void readHotspots(
- FILE * inF,
- unsigned short * hotspotcnt,
- hotspot_t * * hotspotptr )
-{
- hotspot_t hs, *hs_p;
- int x, y;
- unsigned short hs_c;
- char type[80];
- char name[80];
- char line[256], *context;
- int off;
- int rc;
-
- hs_c = 0;
- hs_p = NULL;
- while ( fgets( line, sizeof line, inF ) != NULL ) {
- rc=sscanf( line, "%s %hd %hd %hd %hd %n", type, &x, &y, &hs.w, &hs.h, &off );
- if ( hs_c > 0 ) {
- if ( x < 0 )
- x = ((int)hs_p[hs_c-1].x) - x;
- if ( y < 0 )
- y = ((int)hs_p[hs_c-1].y) - y;
- }
- hs.x = (unsigned short)x;
- hs.y = (unsigned short)y;
- if ( rc != 5 )
- fprintf( stderr, "Invalid hotspot syntax: %s", line );
- if ( strcasecmp( type, "jump" ) == 0 ) {
- hs.id0 = 0xe7;
- hs.id1 = 0x04;
- hs.id2 = 0x00;
- } else if ( strcasecmp( type, "popup" ) == 0 ) {
- hs.id0 = 0xe6;
- hs.id1 = 0x04;
- hs.id2 = 0x00;
- } else if ( strcasecmp( type, "ignore" ) == 0 ) {
- continue;
- } else {
- fprintf( stderr, "Invalid hotspot type: %s", line );
- continue;
- }
- sprintf( name, "Hotspot %d", hs_c+1 );
- hs.name = strdup( name );
- context = line+off;
- off = strlen( context );
- if ( context[off-1] == '\n' ) context[off-1] = 0;
- hs.context = strdup( context );
- for (hs.hash=0; *context; context++ )
- hs.hash = (hs.hash*43)+hashTable[(unsigned char)*context];
- hs_c++;
- hs_p = (hotspot_t*)realloc( hs_p, hs_c * sizeof hs );
- hs_p[hs_c-1] = hs;
- }
- *hotspotcnt = hs_c;
- *hotspotptr = hs_p;
-}
-
-
-void PngToShg(
- char * pngFile,
- char * shgFile )
-{
- FILE * pngF, * shgF;
- int rc;
- unsigned long image_width, image_height, image_rowbytes, width8, h;
- int image_channels;
- unsigned char * image_data;
- double display_exponent = 1.0;
-
- long size, fileSize, maxRecSize;
- long colorTab[256];
-
- short int magic;
- short int piccnt;
- long int picoff[1];
-
- unsigned short hotspotcnt;
- hotspot_t * hotspotptr;
-
- pngF = fopen( pngFile, "r" );
- if ( pngF == NULL ) {
- perror( pngFile );
- return;
- }
- shgF = fopen( shgFile, "w" );
- if ( shgF == NULL ) {
- perror( shgFile );
- return;
- }
- if ((rc = readpng_init(pngF, &image_width, &image_height)) != 0) {
- switch (rc) {
- case 1:
- fprintf(stderr, PROGNAME
- ": [%s] is not a PNG file: incorrect signature\n",
- pngFile);
- break;
- case 2:
- fprintf(stderr, PROGNAME
- ": [%s] has bad IHDR (libpng longjmp)\n",
- pngFile);
- break;
- case 4:
- fprintf(stderr, PROGNAME ": insufficient memory\n");
- break;
- default:
- fprintf(stderr, PROGNAME
- ": unknown readpng_init() error\n");
- break;
- }
- return;
- }
-
- image_data = readpng_get_image(display_exponent, &image_channels, &image_rowbytes);
- width8 = ((image_width+3)/4)*4;
- size = width8*image_height;
- fileSize = (size+1024)/2 + 70;
- maxRecSize = (size+1024)/2 + 34;
-
- conv24to8( colorTab, image_data, image_channels, image_width*image_channels, width8, image_height );
-
- magic = 0x706c;
- piccnt = 1;
- picoff[0] = 8;
- fwrite( &magic, 2, 1, shgF );
- fwrite( &piccnt, 2, 1, shgF );
- fwrite( picoff, 4, piccnt, shgF );
- readHotspots( stdin, &hotspotcnt, &hotspotptr );
- writeShgPic( shgF, image_width, width8, image_height, colorTab, image_data, hotspotcnt, hotspotptr );
- if ( hotspotptr )
- free( hotspotptr );
-
- readpng_cleanup(FALSE);
- fclose( pngF );
- fclose( shgF );
- free( image_data );
-
-}
-
-int main( argc, argv )
-int argc; char * argv[];
-{
- while ( argc > 1 && argv[1][0] == '-' ) {
- switch ( argv[1][1] ) {
- case 'v':
- verbose++;
- break;
- case 'c':
- dmpcolortab++;
- break;
- case 'i':
- dmpimage++;
- break;
- default:
- fprintf( stderr, "Unknown option: %s\n", argv[1] );
- exit(1);
- }
- argv++;
- argc--;
- }
- if ( argc != 3 ) {
- fprintf( stderr, "Usage: mkshg [-v] [-c] infile.png outfile.shg\n" );
- exit(1);
- }
-
- PngToShg( argv[1], argv[2] );
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-16 15:34:26 +0000