converting videos to mov + auto get thumbnail

controllers/video_handler.py

@@ -0,0 +1,39 @@
+import ffmpeg
+from tempfile import NamedTemporaryFile
+
+import ffmpeg.stream
+import ffmpeg.video
+
+def convert_to_mov(input_file: str, output_file: str = None):
+    # if there is no output file specified, create a temp file then return contents
+    if output_file == None:
+        with NamedTemporaryFile("rb+", suffix=".mov") as tmp:
+            convert_to_mov(input_file, tmp)
+            contents = tmp.read()
+        return contents
+    (
+        ffmpeg
+        .input(input_file)
+        .output(output_file, vcodec='copy', acodec='copy', format='mov')
+        .run()
+    )
+
+def get_thumbnail_from_mov(input_file: str, output_file: str = None):
+    # if there is no output file specified, create a temp file and then return contents
+    if output_file == None:
+        with NamedTemporaryFile("rb+", suffix=".heic") as tmp:
+            get_thumbnail_from_mov(input_file, tmp)
+            contents = tmp.read()
+        return contents
+    (
+        ffmpeg
+        .input(input_file, ss=0)
+        .output(output_file, vframes=1, format='heic')
+        .run()
+    )
+
+def get_thumbnail_from_contents(contents: bytes, output_file: str = None):
+    with NamedTemporaryFile("rb+", suffix=".heic") as inp_file:
+        inp_file.write(contents)
+        contents = get_thumbnail_from_mov(inp_file, output_file)
+    return contents