一个pcx256色程序（古董） - 中国DOS联盟论坛

typedef struct {

char PcxFlag          ;
char Version          ;
char Encoding  ;
char Bitsperpixel  ;
int  Xmin      ;
int  Ymin ;
int  Xmax               ;
int  Ymax   ;
int  Hres ;
int  Vres  ;
char palette  ;
char reserved ;
char planes ;
int  width ;
int  palettetype ;
char filler ;
}PCXHEAD;

void pcx256display(int x,int y,int status, char * name)
{
    FILE *phonefp;
    unsigned long phonewidth,phoneheigh;
    unsigned char phonedata,phoneline;
    long phonelen,phonetemp,linebit;
    unsigned char ColorTable ;
    int i,j , m , b;
    unsigned char data;
    int  count, total , height ;
    
    PCXHEAD pcxheader;
  
    if((phonefp=fopen(name,"rb"))==NULL){
    //printf("cannot open file %s \n",name);
    exit(0);
    }
    
    fseek( phonefp ,-768L,SEEK_END);
    fread( ColorTable , 1 , 768 , phonefp ) ;
    
   
    
    fseek( phonefp ,0L,SEEK_SET);
    fread( (char *)&pcxheader , sizeof(PCXHEAD), 1, phonefp) ;
    
    height = pcxheader.Ymax - pcxheader.Ymin +1 ;
    
    fseek( phonefp , 128L , SEEK_SET ) ;
    //printf("+++++++++++++++++++++++++++++++++%d,%d\n",height,pcxheader.width);
    //getch();

    if(status)
    {
    setfillstyle(1,BLACK);            //hm_disable
    bar(x+pcxheader.width-1,y+6,x+pcxheader.width+4,y+height+4); //hm_disable
    bar(x+4,y+height,x+pcxheader.width+4,y+height+4); //hm_disable
    }

    for( i = 0 ; i<height ; i++)
    {
 total = 0 ;
 while( total < pcxheader.width )
                                  {
                                         count = 1 ;
                                         data = fgetc(phonefp);

 if ( 0xc0 == ( 0xc0 & data) )
                                         {
                                              count = 0x3f & data ;
                                              data  = fgetc( phonefp );
                                          }

                                          for( j = 0 ; j < count ; j++)
                                             if(j+total!=pcxheader.width-1) putpixel(x+j+total , y+i , data);
                                             
                                         total += count ;
                                    }
      }
    
fclose(phonefp);
}

第1楼　bush	发表于 2005-10-29 13:07
银牌会员　发帖 730　积分 2,165
一个pcx256色程序（古董） typedef struct { char PcxFlag ; char Version ; char Encoding ; char Bitsperpixel ; int Xmin ; int Ymin ; int Xmax ; int Ymax ; int Hres ; int Vres ; char palette ; char reserved ; char planes ; int width ; int palettetype ; char filler ; }PCXHEAD; void pcx256display(int x,int y,int status, char * name) { FILE phonefp; unsigned long phonewidth,phoneheigh; unsigned char phonedata,phoneline; long phonelen,phonetemp,linebit; unsigned char ColorTable ; int i,j , m , b; unsigned char data; int count, total , height ; PCXHEAD pcxheader; if((phonefp=fopen(name,"rb"))==NULL){ //printf("cannot open file %s \n",name); exit(0); } fseek( phonefp ,-768L,SEEK_END); fread( ColorTable , 1 , 768 , phonefp ) ; fseek( phonefp ,0L,SEEK_SET); fread( (char )&pcxheader , sizeof(PCXHEAD), 1, phonefp) ; height = pcxheader.Ymax - pcxheader.Ymin +1 ; fseek( phonefp , 128L , SEEK_SET ) ; //printf("+++++++++++++++++++++++++++++++++%d,%d\n",height,pcxheader.width); //getch(); if(status) { setfillstyle(1,BLACK); //hm_disable bar(x+pcxheader.width-1,y+6,x+pcxheader.width+4,y+height+4); //hm_disable bar(x+4,y+height,x+pcxheader.width+4,y+height+4); //hm_disable } for( i = 0 ; i<height ; i++) { total = 0 ; while( total < pcxheader.width ) { count = 1 ; data = fgetc(phonefp); if ( 0xc0 == ( 0xc0 & data) ) { count = 0x3f & data ; data = fgetc( phonefp ); } for( j = 0 ; j < count ; j++) if(j+total!=pcxheader.width-1) putpixel(x+j+total , y+i , data); total += count ; } } fclose(phonefp); }

第2楼　JonePeng	发表于 2005-10-29 20:48
金牌会员　发帖 1,883　积分 4,562　来自广东广州
真的很古董，只能怀旧一下。可是现在还有谁用PCX图像啊？！

第3楼　alchemist	发表于 2005-11-23 17:48
高级用户　发帖 193　积分 652
当然有人用了！任天堂 FC 红白机模拟器 Nesticle 和世嘉5代 16bi t游戏机模拟器 Genecyst 都用 PCX 保存游戏截图！ [ Last edited by alchemist on 2005-11-23 at 17:51 ]

第4楼　6622186	发表于 2007-05-17 22:05
高级用户　发帖 411　积分 894
怎么用啊?