/*--------------------------------------------
| Name: bmp_main
| Description:
| Parameters: none
| Return Type: none
| Comments:
| See:
----------------------------------------------*/
int bmp_main(int argc,char* argv[]){
int fd=-1; //stdout
int i;
//get options
for(i=1; i<argc; i++) {
if (argv[i][0] == '-') {
switch (argv[i][1]) {
case 'o': //output device
if(argc >= i+1) {
if((fd=open(argv[i+1],O_WRONLY,0))<0) {
printf("error: cannot open output device\r\n");
return -1;
}
i++;
}
break;
} //fin du switch
} //fin du if(argv...
else{
if(argv[i]) {
if(fd<0)
fd=1; //stdout
if(bmp2raw(fd,argv[i])<0)
printf("error: cannot display%s\r\n",argv[i]);
}
}
} //fin du for
return 0;
}
int main(int argc, char **argv) {
FILE *fbmp, *fraw;
struct bmp_header bh;
struct bmp_color *colors;
long int line_size, bmpline_size, image_size;
unsigned char *image;
struct raw_header rh;
lcd_raw4bit_buffer raw4bit_out;
lcd_raw_buffer raw;
//int y, x, ofs, bit1, bit2;
if (argc < 2) {
fprintf(stderr, "bmp2raw (C) 2001 by Ge0rG\n");
fprintf(stderr, " %s in.bmp [out.raw [transparency]] \n",
argv[0]);
fprintf(stderr, "\n[WARNING: Hack] This app writes a ppcboot logo to ./bmp2raw.bll\n");
exit(1);
}
if ((fbmp = fopen(argv[1], "r"))==NULL) {
perror("fopen(BMP_FILE)");
exit(2);
}
// FSCKING gcc setzt einfach dummy-bytes zum Padding ein!!!!!!
if (fread(&bh, 1, sizeof(bh), fbmp)!=sizeof(bh)) {
perror("fread(BMP_HEADER)");
exit(3);
}
if ((bh._B!='B')||(bh._M!='M')) {
fprintf(stderr, "Bad Magic (not a BMP file).\n");
exit(4);
}
// 4 * 2^bit_count
colors = malloc(4<<bh.bit_count);
if (fread(colors, 1, 4<<bh.bit_count, fbmp)!=4<<bh.bit_count) {
perror("fread(BMP_COLORS)");
exit(5);
}
// image
line_size = (bh.width*bh.bit_count / 8);
bmpline_size = (line_size + 3) & ~3;
image_size = bmpline_size*bh.height;
image = malloc(image_size);
if (fread(image, 1, image_size, fbmp)!=image_size) {
perror("fread(BMP_IMAGE)");
exit(6);
}
fclose(fbmp);
printf("bmp2raw (C) 2001 by Ge0rG\n\n");
printf("File size: %li\n", bh.file_size);
printf("Width*Height: %li*%li\n", bh.width, bh.height);
printf("Colors: %i\n", 1<<bh.bit_count);
printf("Line size: %li\n", line_size);
printf("Image size: %li\n\n", image_size);
/*for (x=0; x< (1<<bh.bit_count); x++) {
printf(" col[%02i] = %02x.%02x.%02x\n",
x, colors[x].r, colors[x].g, colors[x].b);
}*/
if ((bh.width != 120) || (bh.height != 64))
printf("WARNING: Not 120x64 pixels - result unpredictable.\n");
if (bh.compression != 0)
printf("WARNING: Image is compressed - result unpredictable.\n");
if (argc < 3) {
printf("No output filename given. Stopping now.\n");
return 0;
}
/*switch (bh.bit_count) {
case 1:
for (y=0; y<bh.height; y++) {
for (x=0; x < (bh.width>>1); x++) {
// 0xf0*pixel1 + 0x0f*pixel2
ofs = (bh.height-1-y)*bmpline_size + (x>>3);
bit1 = (image[ofs] >> (x&7)) & 1;
bit2 = (image[ofs] >> ((x+1)&7)) & 1;
raw4bit_out[y][x] = bit1*0x0F + bit2*0xF0;
}
}
case 4:
for (y=0; y<bh.height; y++) {
memcpy(&raw4bit_out[y],
&image[(bh.height-1-y)*bmpline_size],
line_size);
}
break;
default:
printf("WARNING: unknown color depth - result unpredictable.\n");
}*/
bmp2raw(bh, image, raw);
/* boot logo erzeugen */
printf("Writing bmp2raw.bll (BootLogo for Lcd)\n");
fraw = fopen("bmp2raw.bll", "w");
fwrite(&raw, 1, sizeof(raw), fraw);
fclose(fraw);
raw2raw4bit(raw, raw4bit_out);
rh.width=120;
rh.height=64;
if (argc >= 4) {
rh.trans = atoi(argv[3]);
} else
rh.trans = 0;
printf("Writing %s (icon for lcdd)\n", argv[2]);
fraw = fopen(argv[2], "w");
fwrite(&rh, 1, sizeof(rh), fraw);
fwrite(&raw4bit_out, 1, sizeof(raw4bit_out), fraw);
fclose(fraw);
return 0;
}
