automated converting between gif and mp4 with single image convertion separated

mp4ToGif.js

@@ -0,0 +1,9 @@
+const { exec } = require("child_process");
+
+module.exports = function mp4ToGif(inputFile = __dirname + '/input.gif', outputFile = __dirname + '/output.gif', callback) {
+    console.log('converting mp4 to gif');
+    exec(`ffmpeg -i ${inputFile} -f gif ${outputFile} -y`, () => {
+        callback(outputFile);
+    });
+
+}