Code Editor for app.py

import streamlit as st
from datetime import timedelta

st.title("Video Cutter")
st.write("Upload a video file and specify start/end times to cut it")

# File uploader
uploaded_file = st.file_uploader("Choose a video file", type=['mp4', 'avi', 'mov', 'mkv', 'webm'])

if uploaded_file is not None:
    # Display original video
    st.subheader("Original Video")
    st.video(uploaded_file)
    
    # Time input controls
    st.subheader("Cut Settings")
    
    col1, col2 = st.columns(2)
    
    with col1:
        st.write("**Start Time**")
        start_minutes = st.number_input("Minutes", min_value=0, value=0, key="start_min")
        start_seconds = st.number_input("Seconds", min_value=0, max_value=59, value=0, key="start_sec")
        start_time = start_minutes * 60 + start_seconds
    
    with col2:
        st.write("**End Time**")
        end_minutes = st.number_input("Minutes", min_value=0, value=1, key="end_min")
        end_seconds = st.number_input("Seconds", min_value=0, max_value=59, value=0, key="end_sec")
        end_time = end_minutes * 60 + end_seconds
    
    # Validation
    if end_time <= start_time:
        st.error("End time must be greater than start time")
    else:
        # Display cut video preview
        st.subheader("Cut Video Preview")
        st.write(f"Showing video from {start_minutes}:{start_seconds:02d} to {end_minutes}:{end_seconds:02d}")
        
        try:
            st.video(
                uploaded_file, 
                start_time=start_time,
                end_time=end_time
            )
        except Exception as e:
            st.error(f"Error playing video segment: {str(e)}")
        
        # Additional options
        st.subheader("Additional Options")
        
        loop_video = st.checkbox("Loop video", value=False)
        mute_audio = st.checkbox("Mute audio", value=False)
        autoplay = st.checkbox("Autoplay", value=False)
        
        if st.button("Apply Settings"):
            st.subheader("Final Cut Video")
            st.video(
                uploaded_file,
                start_time=start_time,
                end_time=end_time,
                loop=loop_video,
                muted=mute_audio,
                autoplay=autoplay
            )
            
            st.success(f"Video cut applied! Showing segment from {start_time}s to {end_time}s")
            
            # Show cut information
            duration = end_time - start_time
            st.info(f"Cut duration: {duration} seconds ({duration//60}:{duration%60:02d})")

else:
    st.info("Please upload a video file to get started")
    
    # Show example
    st.subheader("Example")
    st.write("Here's an example with a sample video URL:")
    
    sample_url = st.text_input("Enter video URL (optional)", placeholder="https://example.com/sample.mp4")
    
    if sample_url:
        try:
            st.video(sample_url, start_time=10, end_time=30)
            st.write("This shows the video from 10 seconds to 30 seconds")
        except Exception as e:
            st.error(f"Error loading video from URL: {str(e)}")