mirror of
https://github.com/deater/dos33fsprogs.git
synced 2024-11-01 01:06:33 +00:00
Update pcx2hgr to compile
This commit is contained in:
Vince Weaver
parent
1c016a8de7
commit
b10bc5746b
11
Makefile
11
Makefile
@ -3,7 +3,7 @@ CFLAGS = -O2 -Wall
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LFLAGS =
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all: dos33 asoft_detoken mkdos33fs make_b tokenize_asoft \
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dos33_text2ascii integer_detoken char2hex
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dos33_text2ascii integer_detoken char2hex pcx2hgr
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@ -25,6 +25,13 @@ tokenize_asoft: tokenize_asoft.o
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tokenize_asoft.o: tokenize_asoft.c
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$(CC) $(CFLAGS) -c tokenize_asoft.c
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pcx2hgr: pcx2hgr.o
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$(CC) $(LFLAGS) -o pcx2hgr pcx2hgr.o
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pcx2hgr.o: pcx2hgr.c
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$(CC) $(CFLAGS) -c pcx2hgr.c
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char2hex: char2hex.o
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$(CC) $(LFLAGS) -o char2hex char2hex.o
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@ -61,5 +68,5 @@ install:
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cp dos33 asoft_detoken mkdos33fs tokenize_asoft make_b dos33_text2ascii integer_detoken /usr/local/bin
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clean:
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rm -f *~ *.o asoft_detoken dos33 make_b mkdos33fs tokenize_asoft dos33_text2ascii integer_detoken char2hex
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rm -f *~ *.o asoft_detoken dos33 make_b mkdos33fs tokenize_asoft dos33_text2ascii integer_detoken char2hex pcx2hgr
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cd tests && make clean
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@ -1,36 +1,39 @@
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/* WARNING! These functions only work at 320x200x8bpp right now */
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/* Converts 280x160 8-bit PCX file with correct palette to Apple II HGR */
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/* It is easy to obtain the docs to make this load/save arbitrary */
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/* PCX files. However, I don't have the time nor the inclination */
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/* To do it right now ;) */
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/* Routines to Load/Save PCX graphics files. */
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#include "svmwgraph.h"
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#include <stdio.h> /* For FILE I/O */
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#include <string.h> /* For strncmp */
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#include <fcntl.h> /* for open() */
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#include <unistd.h> /* for lseek() */
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#include <stdio.h> /* For FILE I/O */
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#include <string.h> /* For strncmp */
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#include <fcntl.h> /* for open() */
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#include <unistd.h> /* for lseek() */
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#include <sys/stat.h> /* for file modes */
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int vmwGetPCXInfo(char *FileName, int *xsize, int *ysize, int *type) {
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#define PCX_UNKNOWN 0
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#define PCX_8BIT 1
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#define PCX_24BIT 2
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int debug=1;
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static int vmwGetPCXInfo(char *filename, int *xsize, int *ysize, int *type) {
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unsigned char pcx_header[128];
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int xmin,ymin,xmax,ymax,version=PCX_UNKNOWN,bpp,debug=1,pcx_fd;
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int result;
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/* Open the file */
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pcx_fd=open(FileName,O_RDONLY);
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pcx_fd=open(filename,O_RDONLY);
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if (pcx_fd<0) {
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printf("ERROR! File \"%s\" not found!\n",FileName);
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return VMW_ERROR_FILE;
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fprintf(stderr,"ERROR! File \"%s\" not found!\n",filename);
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return -1;
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}
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lseek(pcx_fd,0,SEEK_SET);
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read(pcx_fd,&pcx_header,128);
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result=read(pcx_fd,&pcx_header,128);
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if (result<0) {
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fprintf(stderr,"Error! Could not read header from file %s\n",filename);
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return -1;
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}
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xmin=(pcx_header[5]<<8)+pcx_header[4];
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ymin=(pcx_header[7]<<8)+pcx_header[6];
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@ -75,13 +78,11 @@ int vmwGetPCXInfo(char *FileName, int *xsize, int *ysize, int *type) {
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}
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// *xsize=(xmax-xmin+1);
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// *ysize=(ymax-ymin+1);
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*xsize=(xmax-xmin+1);
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*ysize=(ymax-ymin+1);
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if ((version==5) && (bpp==8) && (pcx_header[65]==3)) *type=PCX_24BIT;
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else if (version==5) *type=PCX_8BITPAL;
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else if (version==5) *type=PCX_8BIT;
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else *type=PCX_UNKNOWN;
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close(pcx_fd);
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@ -89,27 +90,26 @@ int vmwGetPCXInfo(char *FileName, int *xsize, int *ysize, int *type) {
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return 0;
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}
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int vmwLoadPCX(int x1,int y1,vmwVisual *target,
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int LoadPal,int LoadPic,char *FileName,
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vmwSVMWGraphState *graph_state)
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static int vmwLoadPCX(char *filename, unsigned char *framebuffer) {
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{
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int pcx_fd,x,y,i,numacross,xsize,ysize,xmin,ymin;
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int pcx_fd;
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/*
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int x,y,i,numacross,xsize,ysize,xmin,ymin;
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unsigned int r,g,b;
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int bpp,planes,bpl,xmax,ymax,version;
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unsigned char pcx_header[128];
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unsigned char temp_byte;
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*/
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/* Open the file */
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pcx_fd=open(FileName,O_RDONLY);
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pcx_fd=open(filename,O_RDONLY);
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if (pcx_fd<0) {
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printf("ERROR! File \"%s\" not found!\n",FileName);
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return VMW_ERROR_FILE;
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fprintf(stderr,"ERROR! File \"%s\" not found!\n",filename);
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return -1;
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}
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#if 0
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/*************** DECODE THE HEADER *************************/
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read(pcx_fd,&pcx_header,128);
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@ -204,103 +204,28 @@ int vmwLoadPCX(int x1,int y1,vmwVisual *target,
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}
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vmwFlushPalette(graph_state);
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}
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#endif
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close(pcx_fd);
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return 0;
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}
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int vmwSavePCX(int x1,int y1,int xsize,int ysize,
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vmwVisual *source,
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int num_colors,
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vmw24BitPal *palette,
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char *FileName) {
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int main(int argc, char **argv) {
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int pcx_fd,x,y,oldcolor,color,numacross,i;
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unsigned char *pcx_header;
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unsigned char temp_byte;
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int xsize=0,ysize=0,type;
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unsigned char *framebuffer;
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vmwGetPCXInfo("vince.pcx",&xsize,&ysize,&type);
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pcx_fd=open(FileName,O_WRONLY|O_CREAT|O_TRUNC,S_IRUSR|S_IWUSR);
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if (pcx_fd<0) {
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printf("Error opening \"%s\" for writing!\n",FileName);
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return VMW_ERROR_FILE;
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}
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framebuffer=calloc(xsize*ysize,sizeof(unsigned char));
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if (framebuffer==NULL) {
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fprintf(stderr,"Error allocating memory!\n");
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return -1;
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}
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pcx_header=calloc(1,128);
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/* Faked from a proper 320x200x256 pcx created with TheGIMP */
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/* and read with 'od -t x1 -N 128' */
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/* Values verified from PCGPE .pcx documentation */
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pcx_header[0]=0x0a; /* Manufacturer ID-- A=ZSoft .pcx */
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pcx_header[1]=0x05; /* Version # */
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pcx_header[2]=0x01; /* Encoding. 1=RLE */
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pcx_header[3]=0x08; /* Bits Per Pixel */
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pcx_header[8]=0x3f; /* 4-11 Window. XminXmin YminYmin XmaxXmax YmaxYmax*/
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pcx_header[9]=0x01; /* Little Endian, so 0000 0000 013f 00c7= 319x199 */
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pcx_header[10]=0xc7; /* " */
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pcx_header[12]=0x2c; /* Horizontal DPI */
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pcx_header[13]=0x01; /* " .. so 0x12c=300dpi */
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pcx_header[14]=0x2c; /* Vertical DPI */
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pcx_header[15]=0x01; /* " .. so 0x12c=300dpi */
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pcx_header[65]=0x01; /* Number of color planes */
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pcx_header[66]=0x40; /* bytes per line. */
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pcx_header[67]=0x01; /* "" .. so 0x140=320 */
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pcx_header[68]=0x01; /* Color Palette */
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vmwLoadPCX("vince.pcx",framebuffer);
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/* 128 byte PCX Header */
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write(pcx_fd,pcx_header,128);
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return 0;
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/* All we support right now */
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xsize=320;
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ysize=200;
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y=y1;
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x=x1;
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numacross=1;
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/* Set up initial conditions */
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oldcolor=vmwGetPixel(x,y,source);
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while (y<y1+ysize) {
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color=vmwGetPixel(x,y,source);
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if ( (color==oldcolor)&&(numacross<63)&&(x<(x1+xsize-1)) ) numacross++;
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else { /* This pixel not the same color as previous */
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// printf("G: %i,%i N=%i C=%i\n",x,y,numacross,color);
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if ((numacross==1) && (oldcolor<192)) {
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write(pcx_fd,&oldcolor,1);
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}
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else {
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temp_byte=numacross+192;
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write(pcx_fd,&temp_byte,1);
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write(pcx_fd,&oldcolor,1);
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numacross=1;
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}
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}
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oldcolor=color;
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x++;
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if (x>=x1+xsize) {
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x=0;
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y++;
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numacross=1;
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// printf("%i %i %i\n",x,y,numacross);
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// fflush(stdout);
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}
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}
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/* Urgh obscure */
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temp_byte=12;
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write(pcx_fd,&temp_byte,1);
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/* Write num_colors r,g,b */
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for(i=0;i<256;i++) {
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temp_byte=palette[i].r;
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write(pcx_fd,&temp_byte,1);
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temp_byte=palette[i].g;
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write(pcx_fd,&temp_byte,1);
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temp_byte=palette[i].b;
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write(pcx_fd,&temp_byte,1);
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}
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close(pcx_fd);
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return 0;
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}
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