C语言如何动画显示bmp图片,c语言能显示图片吗
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/* Svga64k.bgi 测试文件 */
#include "graphics.h"
#include "Svga256.h"
#include "stdio.h"
#include "fcntl.h"
#include "malloc.h"
#include "io.h"
int huge Return_SVGA256(void)
{
return(SVGA320x200x256); /* 返回各种分辨率的对应编号 0～6 宏定义参见 Svga256.h */
}
void main()
{int width,height,i=DETECT,j=0,x0,y0,fp,x_x;
unsigned char fix,*buffer,pix24b[4];
DacPalette256 dac256;
installuserdriver("Svga256",Return_SVGA256);/* 对于svga256必需执行该函数以安装BGI驱动 */
initgraph(&i,&j,"");/* 执行TC默认的BGI初始化函数 */
for(x_x=0;x_x<76;x_x++){
if(x_x=1)
{
if((fp=open("xy_256.bmp",O_RDONLY|O_BINARY))==-1)
{
puts("Can't find file ""xy_256.bmp"".");
exit(1);
}
}
else
if(x_x=2){
if((fp=open("xy_2561.bmp",O_RDONLY|O_BINARY))==-1)
{
puts("Can't find file ""xy_256.bmp"".");
exit(1);
}
}
else
if(x_x=3){
if((fp=open("xy_2562.bmp",O_RDONLY|O_BINARY))==-1)
{
puts("Can't find file ""xy_256.bmp"".");
exit(1);
}
}
else
if(x_x=4){
if((fp=open("xy_2563.bmp",O_RDONLY|O_BINARY))==-1)
{
puts("Can't find file ""xy_256.bmp"".");
exit(1);
}
}
else
if(x_x=5){
if((fp=open("xy_2564.bmp",O_RDONLY|O_BINARY))==-1)
{
puts("Can't find file ""xy_256.bmp"".");
exit(1);
}
}
else
if(x_x=6){
if((fp=open("xy_2565.bmp",O_RDONLY|O_BINARY))==-1)
{
puts("Can't find file ""xy_256.bmp"".");
exit(1);
}
}
lseek(fp,18,SEEK_SET);
read(fp,&width,4);
read(fp,&height,4);
fix=(width%4)?(4-width%4):0;
x0=(320-width)/2;y0=(200-height)/2;
lseek(fp,54,SEEK_SET);
for(i=0;i<256;i++) /* 按照该图片的DAC色表设置色彩寄存器 */
{read(fp,pix24b,4); /* 读取DAC分量信息 */
dac256[i][0]=pix24b[2]>>2;dac256[i][1]=pix24b[1]>>2;dac256[i][2]=pix24b[0]>>2; /* 设置调色板 */
}
setvgapalette256(&dac256); /* 应用调色板, 定义参见 Svga256.h */
buffer=(unsigned char *)malloc(width);
for(j=height-1;j>=0;j--)
{read(fp,buffer,width);
lseek(fp,fix,SEEK_CUR);
for(i=0;i
putpixel(x0+i,y0+j,buffer[i]);
}
free(buffer);
close(fp);
}
getch();
closegraph();
}