Update app.py

app.py

@@ -1,23 +1,40 @@
 import streamlit as st
 import os
+import subprocess
 
-# Define a writable directory inside the app environment
-UPLOAD_DIR = './uploads'  # Adjust to a directory where you have write permissions
+# Define directories for uploads and processed files
+UPLOAD_DIR = 'uploads'
+PROCESSED_DIR = 'processed'
 
-# Create the directory if it doesn't exist
+# Create the directories if they don't exist
 if not os.path.exists(UPLOAD_DIR):
     os.makedirs(UPLOAD_DIR)
+if not os.path.exists(PROCESSED_DIR):
+    os.makedirs(PROCESSED_DIR)
 
-st.title('Upload and Process Files')
+st.title('FFmpeg Command Executor')
 
 # File uploader
 uploaded_file = st.file_uploader("Choose a file")
 
 if uploaded_file is not None:
     # Save the uploaded file
-    with open(os.path.join(UPLOAD_DIR, uploaded_file.name), 'wb') as f:
+    file_path = os.path.join(UPLOAD_DIR, uploaded_file.name)
+    with open(file_path, 'wb') as f:
         f.write(uploaded_file.getbuffer())
     st.success('File uploaded successfully!')
 
-    # Optionally, you can add more code to process the file
-    # e.g., use ffmpeg, display the file, etc.
+    # Input for ffmpeg command
+    command = st.text_area('Enter FFmpeg command', value=f'ffmpeg -i {file_path} -vf scale=1280:720 {os.path.join(PROCESSED_DIR, "output.mp4")}')
+
+    if st.button('Run Command'):
+        # Execute the FFmpeg command
+        try:
+            subprocess.run(command, shell=True, check=True)
+            st.success('Command executed successfully!')
+            
+            # Display the processed video
+            output_file_path = os.path.join(PROCESSED_DIR, 'output.mp4')
+            st.video(output_file_path)  # Display video in Streamlit
+        except subprocess.CalledProcessError as e:
+            st.error(f'Error executing command: {e}')