commit e822966f53b13670f43eaac82c178acd4c2d9069
parent 24df19bc7980c26e6a8c1b29c0f726bfa0d21054
Author: Frederic Cambus <fcambus@users.sourceforge.net>
Date: Mon, 20 Feb 2012 14:14:52 +0100
TUNDRA format support
Diffstat:
| M | ansilove/ansilove.c | | | 199 | +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
1 file changed, 199 insertions(+), 0 deletions(-)
diff --git a/ansilove/ansilove.c b/ansilove/ansilove.c
@@ -1957,6 +1957,205 @@ void alIcedrawLoader(char *input, char output[], char bits[], bool fileHasSAUCE)
// TUNDRA
void alTundraLoader(char *input, char output[], char font[], char bits[])
{
+ int32_t columns = 80;
+ int32_t font_size_x;
+ int32_t font_size_y;
+ unsigned char *font_data;
+
+ // determine the font we use to render the output
+ if (strcmp(font, "80x25") == 0) {
+ font_data = &font_pc_80x25;
+ font_size_x = 8;
+ font_size_y = 16;
+ }
+ else if (strcmp(font, "80x50") == 0) {
+ font_data = &font_pc_80x50;
+ font_size_x = 8;
+ font_size_y = 8;
+ }
+
+ // now set bits to 8 if not already value 8 or 9
+ if (strcmp(bits, "8") != 0 && strcmp(bits, "9") != 0) {
+ sprintf(bits, "%s", "8");
+ }
+
+ // load input file
+ FILE *input_file = fopen(input, "r");
+ if (input_file == NULL) {
+ fputs("\nFile error.\n\n", stderr); exit (1);
+ }
+
+ // get the file size (bytes)
+ size_t get_file_size = filesize(input);
+ int32_t input_file_size = (int32_t)get_file_size;
+
+ // next up is loading our file into a dynamically allocated memory buffer
+ unsigned char *input_file_buffer;
+ size_t result;
+
+ // allocate memory to contain the whole file
+ input_file_buffer = (unsigned char *) malloc(sizeof(unsigned char)*input_file_size);
+ if (input_file_buffer == NULL) {
+ fputs ("\nMemory error.\n\n", stderr); exit (2);
+ }
+
+ // copy the file into the buffer
+ result = fread(input_file_buffer, 1, input_file_size, input_file);
+ if (result != input_file_size) {
+ fputs ("\nReading error.\n\n", stderr); exit (3);
+ } // whole file is now loaded into input_file_buffer
+
+ // close input file, we don't need it anymore
+ rewind(input_file);
+ fclose(input_file);
+
+ // libgd image pointers
+ gdImagePtr im_Tundra;
+
+ // convert numeric command line flags to integer values
+ int32_t int_bits = atoi(bits);
+
+ // process tundra
+ int32_t character, color_background, color_foreground;
+ int32_t loop = 0, position_x = 0, position_y = 0;
+
+ loop=9;
+
+ while (loop < input_file_size)
+ {
+ if (position_x == 80)
+ {
+ position_x = 0;
+ position_y++;
+ }
+
+ character = input_file_buffer[loop];
+
+ if (character==1)
+ {
+ position_y=(input_file_buffer[loop + 1] << 24) + (input_file_buffer[loop + 2] << 16 ) + (input_file_buffer[loop + 3] << 8) + input_file_buffer[loop+4];
+
+ position_x=(input_file_buffer[loop + 5] << 24) + (input_file_buffer[loop + 6] << 16) + (input_file_buffer[loop + 7] << 8) + input_file_buffer[loop+8];
+
+ loop+=8;
+ }
+
+ if (character==2)
+ {
+ loop+=5;
+ }
+
+ if (character==4)
+ {
+ loop+=5;
+ }
+
+ if (character==6)
+ {
+ loop+=9;
+ }
+
+ if (character!=1 && character!=2 && character!=4 && character!=6)
+ {
+ position_x++;
+ }
+
+ loop++;
+ }
+
+ position_y++;
+
+ // allocate buffer image memory
+ im_Tundra = gdImageCreateTrueColor(columns*font_size_x, position_y*font_size_y);
+
+ if (!im_Tundra) {
+ fputs ("\nError, can't allocate buffer image memory.\n\n", stderr); exit (6);
+ }
+
+ // Process TUNDRA
+ position_x=0;
+ position_y=0;
+
+ loop=9;
+
+ while (loop < input_file_size)
+ {
+ if (position_x == 80)
+ {
+ position_x = 0;
+ position_y++;
+ }
+
+ character = input_file_buffer[loop];
+
+ if (character==1)
+ {
+ position_y=(input_file_buffer[loop + 1] << 24) + (input_file_buffer[loop + 2] << 16 ) + (input_file_buffer[loop + 3] << 8) + input_file_buffer[loop+4];
+
+ position_x=(input_file_buffer[loop + 5] << 24) + (input_file_buffer[loop + 6] << 16) + (input_file_buffer[loop + 7] << 8) + input_file_buffer[loop+8];
+
+
+ loop+=8;
+ }
+
+ if (character==2)
+ {
+ color_foreground=(input_file_buffer[loop + 2] << 24) + (input_file_buffer[loop + 3] << 16) + (input_file_buffer[loop + 4] << 8) + input_file_buffer[loop+5];
+
+ character=input_file_buffer[loop+1];
+
+ loop+=5;
+ }
+
+ if (character==4)
+ {
+ color_background=(input_file_buffer[loop + 2] << 24) + (input_file_buffer[loop + 3] << 16) + (input_file_buffer[loop + 4] << 8) + input_file_buffer[loop+5];
+
+ character=input_file_buffer[loop+1];
+
+ loop+=5;
+ }
+
+ if (character==6)
+ {
+ color_foreground=(input_file_buffer[loop + 2] << 24) + (input_file_buffer[loop + 3] << 16) + (input_file_buffer[loop + 4] << 8) + input_file_buffer[loop+5];
+
+ color_background=(input_file_buffer[loop + 6] << 24) + (input_file_buffer[loop + 7] << 16) + (input_file_buffer[loop + 8] << 8) + input_file_buffer[loop+9];
+
+ character=input_file_buffer[loop+1];
+
+ loop+=9;
+ }
+
+ if (character!=1 && character!=2 && character!=4 && character!=6)
+ {
+ int line, column;
+
+ for (line = 0; line < font_size_y; line++) {
+ for (column = 0; column < font_size_x; column++) {
+ if ( (font_data[line+character*font_size_y] & (0x80 >> column)) != 0) {
+ gdImageSetPixel(im_Tundra, position_x * font_size_x + column, position_y*font_size_y + line, color_foreground);
+ }
+ else
+ {
+ gdImageSetPixel(im_Tundra, position_x * font_size_x + column, position_y*font_size_y + line, color_background);
+ }
+ }
+ }
+
+ position_x++;
+ }
+
+ loop++;
+ }
+
+ // create output image
+ FILE *file_Out = fopen(output, "wb");
+ gdImagePng(im_Tundra, file_Out);
+ fclose(file_Out);
+
+ // free memory
+ gdImageDestroy(im_Tundra);
}
///*****************************************************************************/
