| import os |
| import time |
| import subprocess |
| from multiprocessing import Process |
| import uvicorn |
| from fastapi import FastAPI, Response |
|
|
| app = FastAPI() |
|
|
| |
| video_file = "iarec.mp4" |
| hls_output = "stream.m3u8" |
| hls_segment_prefix = "stream" |
|
|
| |
| ffmpeg_command = [ |
| './ffmpeg', |
| '-re', |
| '-stream_loop', '-1', |
| '-i', video_file, |
| '-vf', 'fps=24', |
| '-c:v', 'libx264', |
| '-c:a', 'libfdk_aac', |
| '-profile:a', 'aac_he_v2', |
| '-crf', '32', |
| '-b:a', '32k', |
| '-preset', 'fast', |
| '-f', 'hls', |
| '-hls_time', '15', |
| '-hls_list_size', '15', |
| '-hls_flags', 'append_list+omit_endlist', |
| '-hls_segment_filename', f'{hls_segment_prefix}%03d.ts', |
| hls_output |
| ] |
|
|
| def make_ffmpeg_executable(): |
| try: |
| subprocess.run(["chmod", "+x", "./ffmpeg"], check=True) |
| except subprocess.CalledProcessError as e: |
| print(f"Error al cambiar permisos de FFmpeg: {e}") |
|
|
| def stream_video(): |
| try: |
| process = subprocess.Popen(ffmpeg_command) |
| process.wait() |
| except Exception as e: |
| print(f"Error al ejecutar FFmpeg: {e}") |
|
|
| @app.on_event("startup") |
| async def startup_event(): |
| make_ffmpeg_executable() |
| |
| 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.") |
|
|
| @app.get("/") |
| async def read_root(): |
| return {"message": "Training IA"} |
|
|
| @app.get("/stream.m3u8") |
| def get_m3u8(): |
| with open(hls_output, "rb") as f: |
| m3u8_content = f.read() |
| return Response(content=m3u8_content, media_type="application/vnd.apple.mpegurl") |
|
|
| @app.get("/stream{segment}.ts") |
| def get_segment(segment: int): |
| segment_file = f"{hls_segment_prefix}{segment:03d}.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__": |
| |
| make_ffmpeg_executable() |
| video_process = Process(target=stream_video) |
| video_process.start() |
| uvicorn.run(app, host="0.0.0.0", port=7860) |