130 lines
3.4 KiB
C
130 lines
3.4 KiB
C
// Screenshot Code Is Useless In Headless Mode
|
|
#ifndef MCPI_HEADLESS_MODE
|
|
|
|
#include <stdlib.h>
|
|
#include <stdio.h>
|
|
#include <unistd.h>
|
|
#include <time.h>
|
|
#include <string.h>
|
|
#include <errno.h>
|
|
#include <sys/stat.h>
|
|
|
|
#include <FreeImage.h>
|
|
|
|
#include <GLES/gl.h>
|
|
|
|
#include <libreborn/libreborn.h>
|
|
#include <media-layer/core.h>
|
|
|
|
// Ensure Screenshots Folder Exists
|
|
static void ensure_screenshots_folder(char *screenshots) {
|
|
// Check Screenshots Folder
|
|
struct stat obj;
|
|
if (stat(screenshots, &obj) != 0 || !S_ISDIR(obj.st_mode)) {
|
|
// Create Screenshots Folder
|
|
int ret = mkdir(screenshots, S_IRWXU | S_IRWXG | S_IROTH | S_IXOTH);
|
|
if (ret != 0) {
|
|
// Unable To Create Folder
|
|
ERR("Error Creating Directory: %s: %s", screenshots, strerror(errno));
|
|
}
|
|
}
|
|
}
|
|
|
|
// 4 (Year) + 1 (Hyphen) + 2 (Month) + 1 (Hyphen) + 2 (Day) + 1 (Underscore) + 2 (Hour) + 1 (Period) + 2 (Minute) + 1 (Period) + 2 (Second) + 1 (Null Terminator)
|
|
#define TIME_SIZE 20
|
|
|
|
// Take Screenshot
|
|
void media_take_screenshot(char *home) {
|
|
// Get Directory
|
|
char *screenshots = NULL;
|
|
safe_asprintf(&screenshots, "%s/screenshots", home);
|
|
|
|
// Get Timestamp
|
|
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);
|
|
|
|
// Ensure Screenshots Folder Exists
|
|
ensure_screenshots_folder(screenshots);
|
|
|
|
// Prevent Overwriting Screenshots
|
|
int num = 1;
|
|
char *file = NULL;
|
|
safe_asprintf(&file, "%s/%s.png", screenshots, time);
|
|
while (access(file, F_OK) != -1) {
|
|
free(file);
|
|
file = NULL;
|
|
safe_asprintf(&file, "%s/%s-%i.png", screenshots, time, num);
|
|
num++;
|
|
}
|
|
|
|
// Get Image Size
|
|
GLint viewport[4];
|
|
glGetIntegerv(GL_VIEWPORT, viewport);
|
|
int x = viewport[0];
|
|
int y = viewport[1];
|
|
int width = viewport[2];
|
|
int height = viewport[3];
|
|
|
|
// Get Line Size
|
|
int line_size = width * 3;
|
|
{
|
|
// Handle Alignment
|
|
int alignment;
|
|
glGetIntegerv(GL_PACK_ALIGNMENT, &alignment);
|
|
// Round
|
|
int diff = line_size % alignment;
|
|
if (diff > 0) {
|
|
line_size = line_size + (alignment - diff);
|
|
}
|
|
}
|
|
int size = height * line_size;
|
|
|
|
// Read Pixels
|
|
unsigned char pixels[size];
|
|
glReadPixels(x, y, width, height, GL_RGB, GL_UNSIGNED_BYTE, pixels);
|
|
|
|
// Handle Little Endian Systems
|
|
#if __BYTE_ORDER == __LITTLE_ENDIAN
|
|
// Swap Red And Blue
|
|
for (int j = 0; j < width; j++) {
|
|
for (int k = 0; k < height; k++) {
|
|
int pixel = (k * line_size) + (j * 3);
|
|
// Swap
|
|
int red = pixels[pixel];
|
|
int blue = pixels[pixel + 2];
|
|
pixels[pixel] = blue;
|
|
pixels[pixel + 2] = red;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
// Save Image
|
|
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
|
|
free(file);
|
|
free(screenshots);
|
|
}
|
|
|
|
// Init
|
|
__attribute__((constructor)) static void init() {
|
|
// Init FreeImage
|
|
FreeImage_Initialise(0);
|
|
}
|
|
|
|
#else
|
|
void media_take_screenshot() {
|
|
// NOP
|
|
}
|
|
#endif
|