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