Create app.py

app.py

@@ -0,0 +1,53 @@
+import os
+import requests
+import subprocess
+from urllib.parse import urlparse
+import math
+
+def download_file(url, local_filename):
+    with requests.get(url, stream=True) as r:
+        r.raise_for_status()
+        with open(local_filename, 'wb') as f:
+            for chunk in r.iter_content(chunk_size=8192): 
+                f.write(chunk)
+    return local_filename
+
+def calculate_aspect_ratio(width, height):
+    try:
+        gcd = math.gcd(width, height)
+        return f'{width//gcd}:{height//gcd}'
+    except ZeroDivisionError:
+        return "1:1"
+
+def convert_video(input_file, output_file, width, height):
+    aspect_ratio = calculate_aspect_ratio(width, height)
+    ffmpeg_command = f'ffmpeg -i {input_file} -vf scale={width}:{height},setsar={aspect_ratio} -y -f hls {output_file}'
+    
+    try:
+        process = subprocess.run(ffmpeg_command, shell=True, timeout=600, capture_output=True, text=True)
+    except subprocess.TimeoutExpired:
+        return "ffmpeg command timed out."
+    except FileNotFoundError:
+        return "ffmpeg is not installed."
+    except Exception as e:
+        return f"An error occurred: {str(e)}"
+    
+    if process.returncode != 0:
+        return f"ffmpeg command failed with output: {process.stderr}"
+    
+    return "Video conversion completed successfully."
+
+def main():
+    url = 'http://techslides.com/demos/sample-videos/small.mp4'
+    local_file = os.path.join('/tmp', os.path.basename(urlparse(url).path))
+    download_file(url, local_file)
+    
+    width = 480
+    height = 720
+    output_file = '/tmp/output.m3u8'
+    convert_result = convert_video(local_file, output_file, width, height)
+    
+    print(convert_result)
+
+if __name__ == "__main__":
+    main()