diff options
| -rw-r--r-- | Readme.md | 1 | ||||
| -rw-r--r-- | src/color.c | 9 | ||||
| -rw-r--r-- | src/color.h | 1 | ||||
| -rw-r--r-- | src/main.c | 28 |
4 files changed, 31 insertions, 8 deletions
@@ -10,6 +10,7 @@ CMDline tool to Convert 24bit Windows BitMap files to ASCII with optional ANSI-c * -i use STDIN as file input +* -w to print whitespaces with background color instead of ASCII chars. Only useful with -c To use with other image types, use imagemagick: `magick convert <image> -depth 24 bmp:- | asciimap -i` License: MIT diff --git a/src/color.c b/src/color.c index d822d56..b4f4a40 100644 --- a/src/color.c +++ b/src/color.c @@ -72,3 +72,12 @@ char* calc_col_ansi(uint8_t R, uint8_t G, uint8_t B) return c; } +char* calc_bg_col_ansi(uint8_t R, uint8_t G, uint8_t B) +{ + int num = 36 * (R/51) + 6 * (G/51) + (B/51); + char *c = malloc(9); + snprintf( c, 6, "48;5;" ); + snprintf( c + 5, 4, "%i", num + 16 ); + + return c; +} diff --git a/src/color.h b/src/color.h index 10d376e..83d10f7 100644 --- a/src/color.h +++ b/src/color.h @@ -30,4 +30,5 @@ char *calc_col(uint8_t R, uint8_t G, uint8_t B); char *calc_col_ansi(uint8_t R, uint8_t G, uint8_t B); +char *calc_bg_col_ansi(uint8_t R, uint8_t G, uint8_t B); #endif //_COLOR_H_ @@ -26,6 +26,7 @@ struct prog_param unsigned int charsize_y; uint8_t color; uint8_t use_stdin; + uint8_t use_whitespace; }; struct prog_param parse_args(int argc, char *argv[]); @@ -105,10 +106,16 @@ int main(int argc, char *argv[]) ascii_buff[x][y] = avg(args.charsize_x * args.charsize_y, *brightness); if(args.color) { - col_buff[x][y] = calc_col_ansi( - (uint8_t)avg(args.charsize_x * args.charsize_y, cc[0]), - (uint8_t)avg(args.charsize_x * args.charsize_y, cc[1]), - (uint8_t)avg(args.charsize_x * args.charsize_y, cc[2])); + if(args.use_whitespace) + col_buff[x][y] = calc_bg_col_ansi( + (uint8_t)avg(args.charsize_x * args.charsize_y, cc[0]), + (uint8_t)avg(args.charsize_x * args.charsize_y, cc[1]), + (uint8_t)avg(args.charsize_x * args.charsize_y, cc[2])); + else + col_buff[x][y] = calc_col_ansi( + (uint8_t)avg(args.charsize_x * args.charsize_y, cc[0]), + (uint8_t)avg(args.charsize_x * args.charsize_y, cc[1]), + (uint8_t)avg(args.charsize_x * args.charsize_y, cc[2])); } if((uint8_t)ascii_buff[x][y] < b_min) @@ -128,10 +135,12 @@ int main(int argc, char *argv[]) for(int x = 0; x < size_x; x++) { if(args.color) printf("\e[%sm", col_buff[x][y]); - - printf("%c", calc_char(ascii_buff[x][y], 0,255));//b_min, b_max)); + if(args.use_whitespace) + printf(" "); + else + printf("%c", calc_char(ascii_buff[x][y], 0,255));//b_min, b_max)); } - printf("\n"); + printf("\e[0m\n"); } if(args.color) @@ -191,6 +200,9 @@ struct prog_param parse_args(int argc, char *argv[]) case 'i': ret.use_stdin = 1; break; + case 'w': + ret.use_whitespace = 1; + break; default: printf("Unrecognized Option '%c'\n", argv[icpy][o]); print_help(); @@ -226,7 +238,7 @@ void print_help( void ) printf("ASCIIMap prints a ASCII representation of a bitmap image\n\nUsage: [OPTIONS] FILENAME\n"); printf("Options:\n -h: Print this help message\n -x VAL: set the width of block wich makes up one character. Default: %i\n", CHAR_SIZE_X); printf(" -y VAL: set the height of block wich makes up one character. Default: 2*x\n -c: Print in ANSI color mode. Default: OFF\n"); - printf(" -i: Read from STDIN instead of file.\n"); + printf(" -i: Read from STDIN instead of file.\n -w: print only whitespaces with background color\n"); } |