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/*
mplayer font creator for central-europe (latin-1 etc) charset
This program uses gd & freetype2 library to draw each characters then
write the image to stdout.
Written by Sunjin Yang <lethean@realtime.ssu.ac.kr> May 03, 2001.
Modified by Arpad Gereoffy <arpi@thot.banki.hu> Jun 18, 2001.
*/
#include <gd.h>
#include <stdio.h>
#include <string.h>
#include <errno.h>
#define UPSCALE_FACTOR 2
#define X_ALIGN (8*UPSCALE_FACTOR)
#define ALIGNED(x) (((x)+(X_ALIGN-1))&(~(X_ALIGN-1)))
#define DEF_FONT_SIZE 16.0
#define DEF_CHAR_GAP 6
#define CHAR_SKIP(gap) (gap / 4)
#define AUTHOR "Sunjin Yang <lethean@realtime.ssu.ac.kr>"
#define VERSION "0.1"
struct code_range {
int start, end;
};
/* basic alphabet character range */
//static struct code_range ascii_range = { 0x21, 0x7E };
static struct code_range ascii_range = { 0x20, 0x1FF };
#ifdef USE_UNIFIED_KOREAN
/* Unified Hangul Code Encoding */
static struct code_range first_byte_range[] = {
{ 0x81, 0xFE }, { 0, 0 }
};
static struct code_range second_byte_range[] = {
{ 0x41, 0x5A }, { 0x61, 0x7A }, { 0x81, 0x9F }, { 0xA0, 0xBF },
{ 0xC0, 0xDF }, { 0xE0, 0xFE }, { 0, 0 }
};
#else
/* KSX 1001:1992 */
static struct code_range first_byte_range[] = {
{ 0xA1, 0xAC }, { 0xB0, 0xFD }, { 0, 0 }
};
static struct code_range second_byte_range[] = {
{ 0xA1, 0xAF }, { 0xB0, 0xBF }, { 0xC0, 0xCF }, { 0xD0, 0xDF },
{ 0xE0, 0xEF }, { 0xF0, 0xFE }, { 0, 0 }
};
#endif
#define _output(msg...) fprintf(stdout, ##msg)
/* debugging macros */
#define _print(msg...) fprintf(stderr, ##msg)
#define _info(msg...) { _print("mpfc: "); _print(##msg); _print("\n"); }
#define _abort(msg...) { _info(##msg); exit(1); }
static double size;
static int gap,vgap;
static char *name, *font, *eng_font, *kor_font;
static int file_index;
static char filename[20];
static int base_x, char_count;
static gdImagePtr char_image[65536];
static gdImagePtr concat_char_images(void)
{
gdImagePtr ret;
int width, height, i, x,black, white;
/* get image's width & height */
height = size + (vgap * 2);
for (width = 0, i = 0; i < char_count; i++)
width += ALIGNED(char_image[i]->sx);
ret = gdImageCreate(width, height);
/* background color (first allocated) */
black = gdImageColorResolve(ret, 0, 0, 0);
// white = gdImageColorResolve(ret, 255, 255, 255);
for(x=1;x<=255;x++)
white = gdImageColorResolve(ret, x,x,x);
width = 0;
for (i = 0; i < char_count; i++) {
gdImageCopy(ret, char_image[i], /* dst, src */
width + 0, 0, /* dstX, dstY */
0, 0, /* srcX, srcY */
char_image[i]->sx, char_image[i]->sy); /* size */
width += ALIGNED(char_image[i]->sx);
gdImageDestroy(char_image[i]);
}
char_count = 0;
return ret;
}
static gdImagePtr create_char_image(int code)
{
gdImagePtr im;
int rect[8], black, white, width, height, x, y;
char *err;
char s[10];
#if 1
sprintf(s,"&#%d;",code);
#else
if(code>=0x100){
s[0]=code>>8;
s[1]=code&0xFF;
s[2]=0;
} else {
s[0]=code;
s[1]=0;
}
#endif
/* obtain border rectangle so that we can size the image. */
err = gdImageStringTTF(NULL, &rect[0], 0, font, size, .0, 0, 0, s);
if (err)
_abort("%s\n", err);
/* create an image big enough for a string plus a little whitespace. */
width = rect[2] - rect[6] + gap;
height = size + (vgap * 2);
im = gdImageCreate(width, height);
/* background color (first allocated) */
black = gdImageColorResolve(im, 0, 0, 0);
for(x=1;x<=255;x++)
white = gdImageColorResolve(im, x,x,x);
// white = gdImageColorResolve(im, 255, 255, 255);
/* render the string, offset origin to center string.
note that we use top-left coordinate for adjustment
since gd origin is in top-left with y increasing downwards. */
x = (gap / 2) - rect[6];
y = (vgap) - rect[7] + (size + rect[7]);
err = gdImageStringTTF(im, &rect[0], white, font, size, .0, x, y, s);
if (err)
_abort("%s\n", err);
//if (*s == '"') _output("'%s' ", s); else _output("\"%s\" ", s);
_output("0x%x %d %d\n", code,
(base_x + CHAR_SKIP(gap))/UPSCALE_FACTOR -1,
(base_x + width - CHAR_SKIP(gap))/UPSCALE_FACTOR - 0);
base_x += ALIGNED(width);
// base_x = (base_x+width+7)&(~7); // align to 8-pixel boundary for fast MMX code
return im;
}
void make_charset_font(struct code_range *first, struct code_range *second)
{
gdImagePtr im;
FILE *fd;
int i, j;
base_x = 0;
char_count = 0;
_output("[files]\n");
//_output("alpha %s%d_a.raw\n", name, file_index);
_output("alpha %s%02d_a.raw\n", name, file_index);
_output("bitmap %s%02d_b.raw\n\n", name, file_index);
_output("[characters]\n");
for (i = first->start; i <= first->end; i++) {
if (!second) {
char_image[char_count++] = create_char_image(i);
} else
for (j = second->start; j <= second->end; j++) {
char_image[char_count++]= create_char_image((i<<8)|j);
}
}
_output("\n");
/* concatenate each character images into one image. */
im = concat_char_images();
/* get filename and create one with it. */
sprintf(filename, "%s%02d_b.png", name, file_index++);
fd = fopen(filename, "w+");
if (!fd)
_abort(strerror(errno));
/* write image to the PNG file. */
gdImagePng(im, fd);
fclose(fd);
/* destroy it */
gdImageDestroy(im);
}
int main(int argc, char **argv)
{
int i, j;
if (argc < 4)
_abort("usage:%s name eng-ttf kor-ttf [size gap vgap]",argv[0]);
/* get program parameter like font names, size... */
name = argv[1];
eng_font = argv[2];
kor_font = argv[3];
size = DEF_FONT_SIZE;
gap = DEF_CHAR_GAP;
vgap = DEF_CHAR_GAP;
if (argc > 4) {
float __s; sscanf(argv[4], "%f", &__s);
size = (double)__s;
}
if (argc > 5)
sscanf(argv[5], "%d", &gap);
if (argc > 6)
sscanf(argv[6], "%d", &vgap);
/* write basic font information. */
_output("[info]\n");
_output("name \"%s version %s - created by %s\"\n",
name, VERSION, AUTHOR);
_output("descversion 1\n");
_output("spacewidth %d\n", (int)(size / 2));
_output("charspace -%d\n", CHAR_SKIP(gap) + 1);
_output("; height %d\n\n", (int)size + DEF_CHAR_GAP);
/* write general OSD fonts information. */
_output("[files]\n");
_output("alpha arpi_osd_a.raw\n");
_output("bitmap arpi_osd_b.raw\n\n");
_output("[characters]\n");
_output("0x01 0 36\n");
_output("0x02 35 71\n");
_output("0x03 70 106\n");
_output("0x04 116 152\n");
_output("0x05 164 200\n");
_output("0x06 209 245\n");
_output("0x07 256 292\n");
_output("0x08 305 342\n");
_output("0x09 354 400\n");
_output("0x0A 407 442\n");
_output("0x0B 457 494\n");
_output("[files]\n");
_output("alpha arpi_progress_a.raw\n");
_output("bitmap arpi_progress_b.raw\n\n");
_output("[characters]\n");
_output("0x10 4 21\n");
_output("0x11 30 41\n");
_output("0x12 50 66\n");
_output("0x13 74 85\n\n");
file_index = 0;
/* create basic alphabet character set. */
font = eng_font;
make_charset_font(&ascii_range, NULL);
#if 0
/* create korean character set. */
font = kor_font;
for (i = 0; first_byte_range[i].start != 0; i++)
for (j = 0; second_byte_range[j].start != 0; j++)
make_charset_font(&first_byte_range[i], &second_byte_range[j]);
#endif
return 0;
}
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