79 lines
2.0 KiB
C
79 lines
2.0 KiB
C
|
#define _GNU_SOURCE
|
||
|
|
|
||
|
|
#include <stdlib.h>
|
||
|
|
#include <stdio.h>
|
||
|
|
#include <unistd.h>
|
||
|
|
#include <time.h>
|
||
|
|
|
||
|
|
#include <FreeImage.h>
|
||
|
|
|
||
|
|
#include <GLES/gl.h>
|
||
|
|
|
||
|
|
#include <libcore/libcore.h>
|
||
|
|
|
||
|
|
#include "screenshot.h"
|
||
|
|
|
||
|
|
// 4 (Year + 1 (Hyphen) + 2 (Month) + 1 (Hyphen) + 2 (Day) + 1 (Underscore) + 2 (Hour) + 1 (Period) + 2 (Minute) + 1 (Period) + 2 (Second) + 1 (Terminator)
|
||
|
|
#define TIME_SIZE 20
|
||
|
|
|
||
|
|
// Take Screenshot
|
||
|
|
void take_screenshot() {
|
||
|
|
time_t rawtime;
|
||
|
|
struct tm *timeinfo;
|
||
|
|
|
||
|
|
time(&rawtime);
|
||
|
|
timeinfo = localtime(&rawtime);
|
||
|
|
char time[TIME_SIZE];
|
||
|
|
strftime(time, TIME_SIZE, "%Y-%m-%d_%H.%M.%S", timeinfo);
|
||
|
|
|
||
|
|
char *screenshots = NULL;
|
||
|
|
asprintf(&screenshots, "%s/.minecraft/screenshots", getenv("HOME"));
|
||
|
|
|
||
|
|
int num = 1;
|
||
|
|
char *file = NULL;
|
||
|
|
asprintf(&file, "%s/%s.png", screenshots, time);
|
||
|
|
while (access(file, F_OK) != -1) {
|
||
|
|
asprintf(&file, "%s/%s-%i.png", screenshots, time, num);
|
||
|
|
num++;
|
||
|
|
}
|
||
|
|
|
||
|
|
GLint viewport[4];
|
||
|
|
glGetIntegerv(GL_VIEWPORT, viewport);
|
||
|
|
int x = viewport[0];
|
||
|
|
int y = viewport[1];
|
||
|
|
int width = viewport[2];
|
||
|
|
int height = viewport[3];
|
||
|
|
|
||
|
|
int line_size = width * 3;
|
||
|
|
int size = height * line_size;
|
||
|
|
|
||
|
|
unsigned char pixels[size];
|
||
|
|
glReadPixels(x, y, width, height, GL_RGB, GL_UNSIGNED_BYTE, pixels);
|
||
|
|
|
||
|
|
#if SDL_BYTEORDER == SDL_LIL_ENDIAN
|
||
|
|
// Swap Red And Blue
|
||
|
|
for (int i = 0; i < (size / 3); i++) {
|
||
|
|
int pixel = i * 3;
|
||
|
|
int red = pixels[pixel];
|
||
|
|
int blue = pixels[pixel + 2];
|
||
|
|
pixels[pixel] = blue;
|
||
|
|
pixels[pixel + 2] = red;
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
FIBITMAP *image = FreeImage_ConvertFromRawBits(pixels, width, height, line_size, 24, FI_RGBA_RED_MASK, FI_RGBA_GREEN_MASK, FI_RGBA_BLUE_MASK, 0);
|
||
|
|
if (!FreeImage_Save(FIF_PNG, image, file, 0)) {
|
||
|
|
INFO("Screenshot Failed: %s", file);
|
||
|
|
} else {
|
||
|
|
INFO("Screenshot Saved: %s", file);
|
||
|
|
}
|
||
|
|
FreeImage_Unload(image);
|
||
|
|
|
||
|
|
free(file);
|
||
|
|
free(screenshots);
|
||
|
|
}
|
||
|
|
|
||
|
|
// Init FreeImage
|
||
|
|
__attribute__((constructor)) static void init() {
|
||
|
|
FreeImage_Initialise(0);
|
||
|
|
}
|