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| import os | |
| import time | |
| import subprocess | |
| from multiprocessing import Process | |
| import uvicorn | |
| from fastapi import FastAPI, Response | |
| app = FastAPI() | |
| # Archivo de video y rutas de salida | |
| video_file = "simpsons.mp4" | |
| hls_output = "stream.m3u8" | |
| hls_segment_prefix = "stream" | |
| # Comando FFmpeg para transmitir video en HLS | |
| ffmpeg_command = [ | |
| 'ffmpeg', | |
| '-re', | |
| '-i', video_file, | |
| '-c:v', 'libx264', | |
| '-crf', '23', | |
| '-c:a', 'aac', | |
| '-b:a', '128k', | |
| '-f', 'hls', | |
| '-hls_time', '10', | |
| '-hls_list_size', '0', | |
| '-hls_flags', 'delete_segments', | |
| '-hls_segment_filename', f'{hls_segment_prefix}%d.ts', | |
| hls_output | |
| ] | |
| def stream_video(): | |
| # Ejecuta el comando FFmpeg para iniciar la transmisión | |
| process = subprocess.Popen(ffmpeg_command) | |
| process.wait() | |
| def start_video_streaming(): | |
| video_process = Process(target=stream_video) | |
| video_process.start() | |
| async def startup_event(): | |
| # Espera activa para verificar que el archivo M3U8 esté generado | |
| while not os.path.exists(hls_output): | |
| print("Esperando a que se genere el archivo M3U8...") | |
| time.sleep(1) | |
| print("Archivo M3U8 generado. Servidor listo para recibir solicitudes.") | |
| async def read_root(): | |
| return {"message": "Servidor de Video M3U8 Activo"} | |
| def get_m3u8(): | |
| # Devuelve el archivo M3U8 generado | |
| with open(hls_output, "rb") as f: | |
| m3u8_content = f.read() | |
| return Response(content=m3u8_content, media_type="application/vnd.apple.mpegurl") | |
| def get_segment(segment: int): | |
| # Devuelve los segmentos TS generados | |
| segment_file = f"{hls_segment_prefix}{segment}.ts" | |
| if os.path.exists(segment_file): | |
| with open(segment_file, "rb") as f: | |
| segment_content = f.read() | |
| return Response(content=segment_content, media_type="video/mp2t") | |
| else: | |
| return Response(status_code=404, content="Segment not found") | |
| if __name__ == "__main__": | |
| start_video_streaming() | |
| uvicorn.run(app, host="0.0.0.0", port=7860) |