Update app.py

app.py

@@ -88,16 +88,18 @@ def convert_video(video_file, quality, aspect_ratio, video_url, api_key, upload)
                 "-vf", f"scale={scale},setsar={aspect_ratio}", "-hls_time", "6",
                 "-hls_playlist_type", "vod", "-f", "hls", str(output_path)
             ]
-
+    
             try:
-                logging.info("Running command: %s", " ".join(ffmpeg_command))
-                subprocess.run(ffmpeg_command, check=True, timeout=600)
-            except subprocess.CalledProcessError:
+                result = subprocess.run(ffmpeg_command, check=True, timeout=600, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+            except subprocess.CalledProcessError as e:
                 logging.exception("ffmpeg command failed.")
                 error_file_path = tempfile.gettempdir() + "/error.txt"
                 with open(error_file_path, 'w') as error_file:
-                    error_file.write("ffmpeg command failed.")
+                    error_file.write("ffmpeg command failed. Output was:\n\n")
+                    error_file.write(e.stdout.decode())
+                    error_file.write(e.stderr.decode())
                 return error_file_path
+
             except subprocess.TimeoutExpired:
                 logging.exception("ffmpeg command timed out.")
                 return "ffmpeg command timed out."