1 files changed, 9 insertions, 0 deletions
diff --git a/Timeline/ClientApp/src/app/data/base64.ts b/Timeline/ClientApp/src/app/data/base64.ts
new file mode 100644
index 00000000..7f7c6fcc
--- /dev/null
+++ b/Timeline/ClientApp/src/app/data/base64.ts
@@ -0,0 +1,9 @@
+export function base64(blob: Blob): Promise<string> {
+  return new Promise<string>(resolve => {
+    const reader = new FileReader();
+    reader.onload = function() {
+      resolve((reader.result as string).replace(/^data:.+;base64,/, ''));
+    };
+    reader.readAsDataURL(blob);
+  });
+}