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2025-09-16 21:10:36 +08:00

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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 to YouTube Streamer -----------------
class DouyinToYouTubeStreamer:
def __init__(self, bitrate=5000, audio_bitrate=128, resolution='720x1280',
fps=30, gop=60, max_minutes=8):
self.push_proc = None
self.record_proc = None
self.stop_flag = threading.Event()
self.bitrate = bitrate
self.audio_bitrate = audio_bitrate
self.resolution = resolution
self.fps = fps
self.gop = gop
self.start_time = None
self.room_name = None
self.pushing = False
self.out_file = None
self.max_minutes = max_minutes
os.makedirs("records", exist_ok=True)
def start_stream(self, real_url, youtube_key, room_name=None):
self.room_name = room_name or f"抖音_{str(uuid.uuid4())[:8]}"
logging.info(f"[{self.room_name}] 启动低延迟推流,目标 YouTube Key: {youtube_key}")
threading.Thread(target=self._run_stream_loop,
args=(real_url, youtube_key), daemon=True).start()
threading.Thread(target=self._monitor_thread, daemon=True).start()
# ----------------- 构建推流命令 -----------------
def _build_push_cmd(self, real_url, youtube_key):
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")
headers = "Referer: https://www.douyin.com/\r\nOrigin: https://www.douyin.com\r\n"
cmd = [
'ffmpeg', '-y',
'-rw_timeout', '10000000',
'-analyzeduration', '1000000',
'-probesize', '5000000',
'-user_agent', user_agent,
'-headers', headers,
'-protocol_whitelist', 'file,pipe,http,https,tcp,tls,udp,rtp,crypto',
'-fflags', '+discardcorrupt+genpts',
'-flags', 'low_delay',
'-http_seekable', '0',
'-i', real_url,
'-c:v', 'libx264', '-preset', 'veryfast', '-tune', 'zerolatency',
'-b:v', f'{self.bitrate}k',
'-maxrate', f'{self.bitrate}k',
'-bufsize', f'{self.bitrate * 2}k',
'-r', str(self.fps),
'-g', str(self.gop),
'-c:a', 'aac', '-b:a', f'{self.audio_bitrate}k', '-ar', '44100', '-ac', '2',
'-f', 'flv',
f'rtmp://a.rtmp.youtube.com/live2/{youtube_key}'
]
return cmd
# ----------------- 构建录制命令 -----------------
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("\\", "/")
cmd = [
'ffmpeg', '-y',
'-i', real_url,
'-c:v', 'libx264',
'-preset', 'veryfast',
'-tune', 'zerolatency',
'-c:a', 'aac',
'-b:a', f'{self.audio_bitrate}k',
'-ar', '44100',
'-ac', '2',
'-movflags', '+faststart+frag_keyframe',
self.out_file
]
return cmd
# ----------------- 推流循环 -----------------
def _run_stream_loop(self, real_url, youtube_key):
while not self.stop_flag.is_set():
try:
self.start_time = time.time()
self.pushing = False
# ---- 启动推流 ----
push_cmd = self._build_push_cmd(real_url, youtube_key)
self.push_proc = subprocess.Popen(
push_cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE
)
# ---- 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}")
logging.info(f"[{self.room_name}] 推流进程 PID: {self.push_proc.pid}")
# ---- 监控 stderr ----
def monitor_proc(proc, name):
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()
if name == "push" and not self.pushing and "frame=" in decoded and "fps=" in decoded:
self.pushing = True
logging.info(f"[{self.room_name}] 推流到 YouTube 成功")
logging.debug(f"[{self.room_name} {name}]: {decoded}")
except Exception as e:
logging.error(f"[{self.room_name} {name} stderr异常: {e}")
threading.Thread(target=monitor_proc, args=(self.push_proc, "push"), daemon=True).start()
threading.Thread(target=monitor_proc, args=(self.record_proc, "record"), 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,自动停止推流和录制")
self.stop()
break
if self.push_proc.poll() is not None or self.record_proc.poll() is not None:
logging.warning(f"[{self.room_name}] FFmpeg 进程退出1秒后重启...")
break
time.sleep(2)
except Exception as e:
logging.error(f"[{self.room_name}] FFmpeg异常: {e}")
finally:
self._terminate_procs()
self._finalize_recording()
if not self.stop_flag.is_set():
time.sleep(1)
def _terminate_procs(self):
for proc in [self.push_proc, self.record_proc]:
if proc and proc.poll() is None:
proc.terminate()
try:
proc.wait(timeout=2)
except subprocess.TimeoutExpired:
proc.kill()
self.push_proc, self.record_proc = None, 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 = "推流中" if self.pushing else "启动中"
print(f"\r[{self.room_name}] {status} | 运行时间: {m:02d}:{s:02d} | 码率: {self.bitrate}k", end="")
time.sleep(2)
# ----------------- 停止 -----------------
def stop(self):
logging.info(f"[{self.room_name}] 停止推流和录制...")
self.stop_flag.set()
self._terminate_procs()
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_to_youtube(record_url, youtube_key, room_name=None,
proxy_addr=None, cookies='', bitrate=5000):
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}")
streamer = DouyinToYouTubeStreamer(bitrate=bitrate)
streamer.start_stream(real_url, youtube_key, room_name)
return streamer
# ----------------- Main Program -----------------
if __name__ == "__main__":
DOUYIN_URL = "https://live.douyin.com/321245312734"
YOUTUBE_KEY = "qxvb-r47b-r5ju-6ud3-6k7z"
streamer_instance = start_douyin_to_youtube(DOUYIN_URL, YOUTUBE_KEY)
if not streamer_instance:
logging.error("推流实例创建失败,程序退出")
sys.exit(1)
def signal_handler(sig, frame):
if streamer_instance:
streamer_instance.stop()
sys.exit(0)
signal.signal(signal.SIGINT, signal_handler)
signal.signal(signal.SIGTERM, signal_handler)
logging.info("程序已启动,低延迟推流中,按 Ctrl+C 停止...")
while True:
time.sleep(60)