DarthMooMancer/libimg
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he shoots and misses try again

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Gentoo
2026-03-04 22:52:18 -05:00
parent cd3bf2ddb9
commit ce216b1879
1 changed files with 21 additions and 10 deletions
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src/main.c
+20 -9
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@@ -206,21 +206,33 @@ chromatic_circular_shift(unsigned int clr, int n)
} }
unsigned int* unsigned int*
horizontal_flip(unsigned int* buf, int size, int w, int h) { horizontal_flip(unsigned int* buf, int size, int w, int h)
{
unsigned int* flip = malloc((w * h) * sizeof(unsigned int)); unsigned int* flip = malloc((w * h) * sizeof(unsigned int));
int idx = 0;
for (int i = 0; i < w; i++)
{
for (int k = h - 1; k >= 0; k--)
{
flip[idx] = buf[i * w + k];
idx++;
}
}
free(buf); free(buf);
return flip; return flip;
} }
unsigned int* unsigned int*
vertical_flip(unsigned int* buf, int size, int w, int h) { vertical_flip(unsigned int* buf, int size, int w, int h)
{
unsigned int* flip = malloc((w * h) * sizeof(unsigned int)); unsigned int* flip = malloc((w * h) * sizeof(unsigned int));
int idx = 0; int idx = 0;
for(int i = h - 1; i >= 0; i--) { for (int i = h - 1; i >= 0; i--)
for(int k = 0; k < w; k++) { {
for (int k = 0; k < w; k++)
{
flip[idx] = buf[i * w + k]; flip[idx] = buf[i * w + k];
idx++; idx++;
} }
@@ -230,7 +242,6 @@ vertical_flip(unsigned int* buf, int size, int w, int h) {
return flip; return flip;
} }
void void
print_bits_int(unsigned int n) print_bits_int(unsigned int n)
{ {
@@ -273,10 +284,10 @@ main()
int max_val; int max_val;
unsigned int* buf = unsigned int* buf =
ppm_encode("../test.ppm", &width, &height, &max_val, ppm_encode("../test.ppm", &width, &height, &max_val, magic_number);
magic_number);
// ppm_apply_brightness(buf, (width * height), .5); // ppm_apply_brightness(buf, (width * height), .5);
buf = vertical_flip(buf, (width * height), width, height); // buf = vertical_flip(buf, (width * height), width, height);
buf = horizontal_flip(buf, (width * height), width, height);
ppm_decode(buf, (width * height), "../new.ppm", &width, &height); ppm_decode(buf, (width * height), "../new.ppm", &width, &height);
free(buf); free(buf);
return 0; return 0;