import os import subprocess import threading import asyncio import uuid import time import signal import sys import logging import platform import spider import stream import aiohttp # ----------------- Logging Setup ----------------- logging.basicConfig( level=logging.INFO, format="%(asctime)s [%(levelname)s] %(message)s", datefmt="%H:%M:%S" ) IS_WINDOWS = platform.system() == "Windows" # ----------------- Douyin Recorder (推流已删除，增加9:16裁16:9) ----------------- class DouyinRecorder: def __init__(self, audio_bitrate=128, max_minutes=8): self.record_proc = None self.stop_flag = threading.Event() self.audio_bitrate = audio_bitrate self.start_time = None self.room_name = None self.out_file = None self.max_minutes = max_minutes os.makedirs("records", exist_ok=True) def _build_record_cmd(self, real_url): base_name = f"{self.room_name}_{int(time.time())}.mp4" self.out_file = os.path.join("records", base_name).replace("\\", "/") # 处理竖屏视频裁切成16:9，并两边使用模糊背景填充 # 输入假设是720x1280竖屏，输出16:9 1280x720 # 原理：1) 原视频缩放高度720，保持宽度自适应 # 2) 原视频模糊填充16:9背景 vf_filter = ( "split [a][b];" "[a] scale=-1:720 [main];" "[b] scale=1280:720, boxblur=luma_radius=20:luma_power=1:chroma_radius=20:chroma_power=1 [bg];" "[bg][main] overlay=(W-w)/2:(H-h)/2" ) cmd = [ 'ffmpeg', '-y', '-i', real_url, '-c:v', 'libx264', '-preset', 'veryfast', '-tune', 'zerolatency', '-vf', vf_filter, '-c:a', 'aac', '-b:a', f'{self.audio_bitrate}k', '-ar', '44100', '-ac', '2', '-movflags', '+faststart+frag_keyframe', self.out_file ] return cmd # ----------------- 录制循环 ----------------- def start_record(self, real_url, room_name=None): self.room_name = room_name or f"抖音_{str(uuid.uuid4())[:8]}" logging.info(f"[{self.room_name}] 启动本地录制") threading.Thread(target=self._run_record_loop, args=(real_url,), daemon=True).start() threading.Thread(target=self._monitor_thread, daemon=True).start() def _run_record_loop(self, real_url): while not self.stop_flag.is_set(): try: self.start_time = time.time() # ---- 启动本地录制 ---- record_cmd = self._build_record_cmd(real_url) self.record_proc = subprocess.Popen( record_cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE ) logging.info(f"[{self.room_name}] 本地录制开始: {self.out_file}") # ---- 监控 stderr ---- def monitor_proc(proc): try: for line in iter(proc.stderr.readline, b''): if self.stop_flag.is_set(): break if line: decoded = line.decode('utf-8', errors='ignore').strip() logging.debug(f"[{self.room_name} record]: {decoded}") except Exception as e: logging.error(f"[{self.room_name} record stderr异常: {e}") threading.Thread(target=monitor_proc, args=(self.record_proc,), daemon=True).start() # ---- 循环检查 ---- while not self.stop_flag.is_set(): elapsed = time.time() - self.start_time if elapsed >= self.max_minutes * 60: logging.warning(f"[{self.room_name}] 超过 {self.max_minutes} 分钟，自动停止录制") self.stop() break if self.record_proc.poll() is not None: logging.warning(f"[{self.room_name}] FFmpeg 录制进程退出，1秒后重启...") break time.sleep(2) except Exception as e: logging.error(f"[{self.room_name}] FFmpeg录制异常: {e}") finally: self._terminate_proc() self._finalize_recording() if not self.stop_flag.is_set(): time.sleep(1) def _terminate_proc(self): if self.record_proc and self.record_proc.poll() is None: self.record_proc.terminate() try: self.record_proc.wait(timeout=2) except subprocess.TimeoutExpired: self.record_proc.kill() self.record_proc = None # ----------------- 监控线程 ----------------- def _monitor_thread(self): while not self.stop_flag.is_set(): uptime = int(time.time() - self.start_time) if self.start_time else 0 m, s = divmod(uptime, 60) status = "录制中" if self.record_proc and self.record_proc.poll() is None else "启动中" print(f"\r[{self.room_name}] {status} | 运行时间: {m:02d}:{s:02d} | 音频码率: {self.audio_bitrate}k", end="") time.sleep(2) # ----------------- 停止 ----------------- def stop(self): logging.info(f"[{self.room_name}] 停止录制...") self.stop_flag.set() self._terminate_proc() self._finalize_recording() def _finalize_recording(self): if self.out_file and os.path.exists(self.out_file): try: if self.record_proc and self.record_proc.poll() is None: sig = signal.CTRL_BREAK_EVENT if IS_WINDOWS else signal.SIGINT self.record_proc.send_signal(sig) try: self.record_proc.wait(timeout=5) except subprocess.TimeoutExpired: self.record_proc.kill() except Exception: pass elapsed = int(time.time() - self.start_time) if self.start_time else 0 suffix = f"_{elapsed // 60}min" if elapsed >= 60 else f"_{elapsed}s" new_name = self.out_file.replace(".mp4", f"{suffix}.mp4") try: os.rename(self.out_file, new_name) except FileExistsError: new_name = self.out_file.replace(".mp4", f"_{uuid.uuid4().hex[:4]}.mp4") os.rename(self.out_file, new_name) size_mb = os.path.getsize(new_name) / (1024 * 1024) logging.info(f"[{self.room_name}] 本地录制已结束: {new_name} | 大小: {size_mb:.2f} MB") # ----------------- Douyin Stream Parsing ----------------- async def get_douyin_real_url(record_url, record_quality="原画", proxy_addr=None, cookies=''): headers = { "User-Agent": ("Mozilla/5.0 (Windows NT 10.0; Win64; x64) " "AppleWebKit/537.36 (KHTML, like Gecko) Chrome/140.0.0.0 Safari/537.36"), "Referer": "https://www.douyin.com/", "Origin": "https://www.douyin.com", "Accept": "application/json, text/javascript, */*; q=0.01", } session_args = {"headers": headers} if proxy_addr: session_args["proxy"] = proxy_addr try: async with aiohttp.ClientSession(**session_args) as session: for attempt in range(3): try: async with session.get(record_url, cookies=cookies) as resp: text = await resp.text() if not text or "captcha" in text.lower(): logging.warning(f"第{attempt+1}次尝试获取流失败，返回内容为空或验证码，重试...") await asyncio.sleep(1) continue if 'v.douyin.com' not in record_url and '/user/' not in record_url: json_data = await spider.get_douyin_stream_data( url=record_url, proxy_addr=proxy_addr, cookies=cookies) else: json_data = await spider.get_douyin_app_stream_data( url=record_url, proxy_addr=proxy_addr, cookies=cookies) port_info = await stream.get_douyin_stream_url( json_data, record_quality, proxy_addr) if port_info and port_info.get("record_url"): return port_info.get("record_url") else: logging.warning(f"第{attempt+1}次尝试解析失败，port_info为空") await asyncio.sleep(1) except Exception as e: logging.warning(f"第{attempt+1}次尝试抓取抖音流异常: {e}") await asyncio.sleep(1) logging.error("多次尝试后仍获取抖音真实流失败") return None except Exception as e: logging.error(f"初始化 aiohttp session 失败: {e}") return None def start_douyin_record(record_url, room_name=None, proxy_addr=None, cookies='', audio_bitrate=128): real_url = asyncio.run(get_douyin_real_url(record_url, proxy_addr=proxy_addr, cookies=cookies)) if not real_url: logging.error("获取真实直播流失败") return None logging.info(f"实际直播流: {real_url}") recorder = DouyinRecorder(audio_bitrate=audio_bitrate) recorder.start_record(real_url, room_name) return recorder # ----------------- Main Program ----------------- if __name__ == "__main__": DOUYIN_URL = "https://live.douyin.com/530395023516" recorder_instance = start_douyin_record(DOUYIN_URL) if not recorder_instance: logging.error("录制实例创建失败，程序退出") sys.exit(1) def signal_handler(sig, frame): if recorder_instance: recorder_instance.stop() sys.exit(0) signal.signal(signal.SIGINT, signal_handler) signal.signal(signal.SIGTERM, signal_handler) logging.info("程序已启动，本地录制中，按 Ctrl+C 停止...") while True: time.sleep(60)