CMD list handled differently when shell=True

utils/encode_stream.py

@@ -52,8 +52,8 @@ def _encode_720p_fallback(
     
     cmd = [
         "ffmpeg", "-v", "quiet", "-stats",
-        "-i", upscale_output,
-        "-i", video_source,
+        "-i", f'"{upscale_output}"',
+        "-i", f'"{video_source}"',
         "-map", "0:v:0",
         "-map", "1:a:0",
         "-c:v", "libx264",
@@ -65,9 +65,12 @@ def _encode_720p_fallback(
         "-sn",
         "-map_metadata", "-1",
         "-movflags", "+faststart",
-        output
+        f'"{output}"'
     ]
 
+    if sys.platform == 'linux':
+        cmd = ' '.join(cmd)
+
     try:
         subprocess.run(cmd, shell=True, check=True)
     except subprocess.CalledProcessError as e:
@@ -135,8 +138,8 @@ def _encode(
 
     cmd = [
         "ffmpeg", "-v", "quiet", "-stats",
-        "-i", preset['input_video'],
-        "-i", source_video,
+        "-i", f'"{preset['input_video']}"',
+        "-i", f'"{source_video}"',
         "-map", "0:v:0", # Video from Upscale
         "-map", "1:a:0", # Audio from Source
         "-c:v", preset['encoder'],
@@ -164,10 +167,11 @@ def _encode(
         "-media_seg_name", "chunks/chunk-stream$RepresentationID$-$Number%05d$.webm", # Media segments
         "-seg_duration", str(segment_duration), # DASH segment duration
         "-f", "dash", 
-        os.path.join(cdn_folder, preset['out_folder'], 'manifest.mpd')
+        f'"{os.path.join(cdn_folder, preset['out_folder'], 'manifest.mpd')}"'
     ]
 
-    print(cmd)
+    if sys.platform == 'linux':
+        cmd = ' '.join(cmd)
 
     try:
         subprocess.run(cmd, shell=True, check=True)