Redirect STDOUT to file

README.md

@@ -65,3 +65,9 @@ If multiple images match the filename spec, thumbnails are shown.
 The top image was generated with the character optimization disabled via the `-0` option.
 
 ![Comparison](https://i.imgur.com/OzdCeh6.png)
+
+## Redirect to file
+
+Bellow the example for redirect stdout to one file.
+ 
+![Redirect](https://i.imgur.com/8UyGjg8.png)

src/main/cpp/tiv.cpp

@@ -442,6 +442,11 @@ cimg_library::CImg<unsigned char> load_rgb_CImg(const char * const filename) {
 int main(int argc, char* argv[]) {
   struct winsize w;
   ioctl(STDOUT_FILENO, TIOCGWINSZ, &w);
+
+  //If redirect STDOUT to one file ( col and row == 0 )
+  if(w.ws_col == 0 && w.ws_row == 0) {
+    ioctl(0, TIOCGWINSZ, &w);
+  }
   
   int maxWidth = w.ws_col * 4;
   int maxHeight = w.ws_row * 8;