Update app.py

app.py

@@ -1,41 +1,18 @@
 # Import required libraries
 import streamlit as st
-import cv2
+from moviepy.editor import VideoFileClip, concatenate_videoclips
 import tempfile
 import base64
 
 # Streamlit app title
 st.title("Video Concatenator App 🎥")
 
-# Function to read video and return frames and properties
-def read_video(video_path):
-    cap = cv2.VideoCapture(video_path)
-    frames = []
-    while True:
-        ret, frame = cap.read()
-        if not ret:
-            break
-        frames.append(frame)
-    fps = int(cap.get(cv2.CAP_PROP_FPS))
-    size = (int(cap.get(cv2.CAP_PROP_FRAME_WIDTH)), int(cap.get(cv2.CAP_PROP_FRAME_HEIGHT)))
-    cap.release()
-    return frames, fps, size
-
 # Function to convert video file to base64
 def get_video_base64(video_path):
     with open(video_path, "rb") as file:
         video_base64 = base64.b64encode(file.read()).decode()
     return video_base64
 
-# Function to save frames to video
-def save_frames_to_video(frames, output_video_path, fps, size):
-    fourcc = cv2.VideoWriter_fourcc(*'mp4v')
-    out = cv2.VideoWriter(output_video_path, fourcc, fps, size)
-
-    for frame in frames:
-        out.write(frame)
-    out.release()
-
 # Textbox for user to specify output video name
 output_video_name = st.text_input("Enter the name for the output video:", "Output_Video.mp4")
 
@@ -43,30 +20,26 @@ output_video_name = st.text_input("Enter the name for the output video:", "Outpu
 uploaded_files = st.file_uploader("Upload Video Files 📤", type=["mp4"], accept_multiple_files=True)
 
 if uploaded_files:
+    video_clips = []
     video_paths = []
     for file in uploaded_files:
-        tfile = tempfile.NamedTemporaryFile(delete=False, suffix=".mp4")
+        tfile = tempfile.NamedTemporaryFile(delete=False, suffix=".mp4") 
         tfile.write(file.read())
         video_paths.append(tfile.name)
-    
-    st.write("Uploaded video files: 📂", video_paths)
+        clip = VideoFileClip(tfile.name)
+        video_clips.append(clip)
 
-    # Read videos and get frames
-    all_frames = []
-    fps = 0
-    size = (0, 0)
-    for path in video_paths:
-        frames, fps, size = read_video(path)
-        all_frames.extend(frames)
+    st.write("Uploaded video files: 📂", video_paths)
 
-    # Placeholder for future functionality
-    st.write("Additional processing can be performed here. ⏳")
+    # Concatenate video clips
+    final_video = concatenate_videoclips(video_clips)
 
-    # Save frames to video
-    save_frames_to_video(all_frames, output_video_name, fps, size)
+    # Save the result
+    final_video_path = tempfile.NamedTemporaryFile(delete=False, suffix=".mp4").name
+    final_video.write_videofile(final_video_path, codec="libx264")
 
     # Provide download link for the video
-    video_base64 = get_video_base64(output_video_name)
+    video_base64 = get_video_base64(final_video_path)
     st.markdown(f'### Download Output Video 📥')
     href = f'<a href="data:video/mp4;base64,{video_base64}" download="{output_video_name}">Click here to download the video</a>'
     st.markdown(href, unsafe_allow_html=True)