tonitch/fisualizer
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First version out

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It certainly is full of bug but the main goal is done so i'm kinda happy
^^
This commit is contained in:
Debucquoy Anthony 2023-10-22 21:17:45 +02:00
parent ab380b4671
commit 6c4944f985
Signed by: tonitch
GPG Key ID: A78D6421F083D42E
2 changed files with 9 additions and 4 deletions
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3
Makefile
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@ -1,6 +1,7 @@
.PHONY: clean, mrproper .PHONY: clean, mrproper
CC = gcc CC = gcc
CFLAGS = -g -Wall -Wextra -pedantic CFLAGS = -g -Wall -Wextra -pedantic
LIBS = -lm
all: fisualizer all: fisualizer
@ -8,7 +9,7 @@ all: fisualizer
$(CC) $(CFLAGS) -c -o $@ $< $(CC) $(CFLAGS) -c -o $@ $<
fisualizer: fisualizer.o fisualizer: fisualizer.o
$(CC) $(CFLAGS) -o $@ $+ $(CC) $(CFLAGS) -o $@ $+ $(LIBS)
clean: clean:
rm -f *.o core.* rm -f *.o core.*

10
fisualizer.c
View File

@ -1,8 +1,10 @@
#include <stdlib.h> #include <stdlib.h>
#include <stdio.h> #include <stdio.h>
#include <string.h>
#include <math.h>
#define STB_IMAGE_WRITE_IMPLEMENTATION #define STB_IMAGE_WRITE_IMPLEMENTATION
#include "stb_image_write.h" #include "stb_image_write.h"
#include <string.h>
FILE *fd; FILE *fd;
size_t file_sz; size_t file_sz;
@ -12,7 +14,7 @@ char *filename_output;
int main(int argc, char *argv[]) int main(int argc, char *argv[])
{ {
argv++; argv++;
while(argc--){ while(--argc){
const char* filename = *argv++; const char* filename = *argv++;
filename_output = malloc(sizeof(char) * strlen(filename) + 8); filename_output = malloc(sizeof(char) * strlen(filename) + 8);
@ -33,9 +35,11 @@ int main(int argc, char *argv[])
canvas = calloc(256*256, sizeof(char)); canvas = calloc(256*256, sizeof(char));
double weight = (double)file_sz / 255;
for (size_t i = 0; i < file_sz - 1; ++i) { for (size_t i = 0; i < file_sz - 1; ++i) {
unsigned char at_pos = file_cnt[i], next_pos = file_cnt[i+1]; unsigned char at_pos = file_cnt[i], next_pos = file_cnt[i+1];
canvas[at_pos + next_pos * 256] = 255; canvas[at_pos + next_pos * 256] += weight;
} }
stbi_write_png(strcat(filename_output, ".out.png"), 256, 256, 1, canvas, 256); stbi_write_png(strcat(filename_output, ".out.png"), 256, 256, 1, canvas, 256);