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app.py

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+import streamlit as st
+import imageio
+import cv2
+import os
+
+def create_gif(video_path, start_time, end_time, gif_path, speed_multiplier):
+    # Open the video file
+    video = cv2.VideoCapture(video_path)
+    
+    # Get the FPS of the original video
+    fps = video.get(cv2.CAP_PROP_FPS)
+    
+    # Calculate the frame numbers for start and end times
+    start_frame = int(start_time * fps)
+    end_frame = int(end_time * fps)
+    
+    # Set the video to start at the start_frame
+    video.set(cv2.CAP_PROP_POS_FRAMES, start_frame)
+    
+    frames = []
+    success, frame = video.read()
+    current_frame = start_frame
+    
+    while success and current_frame <= end_frame:
+        frames.append(frame)
+        current_frame += 1
+        success, frame = video.read()
+    
+    video.release()
+    
+    # Adjust the speed of the GIF
+    if speed_multiplier != 1.0:
+        frames = frames[::int(speed_multiplier)]
+    
+    # Convert frames to RGB and save as GIF
+    rgb_frames = [cv2.cvtColor(frame, cv2.COLOR_BGR2RGB) for frame in frames]
+    imageio.mimsave(gif_path, rgb_frames, fps=fps/speed_multiplier)
+
+def main():
+    st.title("Automatic GIF Creator from Videos")
+    
+    uploaded_file = st.file_uploader("Upload a Video", type=["mp4", "avi", "mov", "mkv"])
+    
+    if uploaded_file is not None:
+        with open("temp_video.mp4", "wb") as f:
+            f.write(uploaded_file.getbuffer())
+        
+        st.video("temp_video.mp4")
+        
+        start_time = st.number_input("Start Time (seconds)", min_value=0.0, value=0.0)
+        end_time = st.number_input("End Time (seconds)", min_value=0.0, value=5.0)
+        speed_multiplier = st.number_input("Speed Multiplier", min_value=0.1, max_value=10.0, value=1.0)
+        
+        if st.button("Create GIF"):
+            if end_time > start_time:
+                with st.spinner("Creating GIF..."):
+                    gif_path = "output.gif"
+                    create_gif("temp_video.mp4", start_time, end_time, gif_path, speed_multiplier)
+                    st.success("GIF created successfully!")
+                    st.image(gif_path)
+                    
+                    # Create a download button for the GIF
+                    with open(gif_path, "rb") as file:
+                        st.download_button(
+                            label="Download GIF",
+                            data=file,
+                            file_name="output.gif",
+                            mime="image/gif"
+                        )
+            else:
+                st.error("End time must be greater than start time")
+
+if __name__ == "__main__":
+    main()

requirements.txt

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+streamlit
+moviepy
+imageio[ffmpeg]
+opencv-python