210 lines
8.6 KiB
Plaintext
210 lines
8.6 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 shutil
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import logging
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import spider
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import stream
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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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# ----------------- Low-Latency Douyin to YouTube Streamer -----------------
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class DouyinToYouTubeStreamer:
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def __init__(self, bitrate=5000, audio_bitrate=128, resolution='720x1280', fps=30, gop=60):
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self.proc = None
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self.stop_flag = threading.Event()
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self.bitrate = bitrate
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self.audio_bitrate = audio_bitrate
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self.resolution = resolution
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self.fps = fps
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self.gop = gop
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self.start_time = None
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self.room_name = None
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self.semaphore = threading.Semaphore(1)
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self.pushing = False # 是否正在推流
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def start_stream(self, real_url, youtube_key, 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}] 启动低延迟推流，目标 YouTube Key: {youtube_key}")
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threading.Thread(target=self._run_ffmpeg_loop, args=(real_url, youtube_key), daemon=True).start()
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threading.Thread(target=self._monitor_thread, daemon=True).start()
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def _build_ffmpeg_cmd(self, real_url, youtube_key):
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user_agent = ("Mozilla/5.0 (Linux; Android 11; SAMSUNG SM-G973U) AppleWebKit/537.36 "
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"(KHTML, like Gecko) SamsungBrowser/14.2 Chrome/87.0.4280.141 Mobile Safari/537.36")
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headers = "Referer: https://www.douyin.com/\r\nOrigin: https://www.douyin.com\r\n"
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cmd = [
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'ffmpeg', '-y', '-v', 'error', '-hide_banner',
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'-rw_timeout', '10000000',
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'-analyzeduration', '1000000',
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'-probesize', '5000000',
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'-thread_queue_size', '512',
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'-user_agent', user_agent,
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'-headers', headers,
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'-protocol_whitelist', 'file,pipe,http,https,tcp,tls,udp,rtp,crypto',
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'-fflags', '+discardcorrupt+genpts',
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'-flags', 'low_delay',
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'-http_seekable', '0',
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'-avioflags', 'direct',
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'-reconnect', '1',
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'-reconnect_at_eof', '1',
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'-reconnect_streamed', '1',
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'-reconnect_delay_max', '5',
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'-flush_packets', '1',
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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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'-crf', '23',
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'-pix_fmt', 'yuv420p',
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'-profile:v', 'main',
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'-level', '3.1',
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'-x264-params', f'keyint={self.gop}:scenecut=0:min-keyint={self.gop//2}',
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'-g', str(self.gop),
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'-r', str(self.fps),
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'-s', self.resolution,
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'-b:v', f'{self.bitrate}k',
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'-maxrate', f'{self.bitrate}k',
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'-bufsize', f'{self.bitrate * 2}k',
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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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'-strict', '-2',
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'-avoid_negative_ts', 'make_zero',
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'-f', 'flv',
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f'rtmp://a.rtmp.youtube.com/live2/{youtube_key}'
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]
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return cmd
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def _run_ffmpeg_loop(self, real_url, youtube_key):
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while not self.stop_flag.is_set():
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try:
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with self.semaphore:
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cmd = self._build_ffmpeg_cmd(real_url, youtube_key)
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self.proc = subprocess.Popen(
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cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, stdin=subprocess.PIPE,
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bufsize=0, universal_newlines=False
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)
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self.start_time = time.time()
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self.pushing = False
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logging.info(f"[{self.room_name}] FFmpeg 启动成功 (PID: {self.proc.pid})")
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def read_stderr():
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try:
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for line in iter(self.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.info(f"[{self.room_name} FFmpeg]: {decoded}")
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# 判断推流是否成功
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if not self.pushing and "frame=" in decoded and "fps=" in decoded:
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self.pushing = True
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logging.info(f"[{self.room_name}] 推流到 YouTube 成功")
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except Exception as e:
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logging.error(f"[{self.room_name}] stderr线程异常: {e}")
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stderr_thread = threading.Thread(target=read_stderr, daemon=True)
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stderr_thread.start()
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self.proc.wait()
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if not self.stop_flag.is_set():
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logging.warning(f"[{self.room_name}] FFmpeg 退出 (返回码: {self.proc.returncode})，1秒后重启...")
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self.pushing = False
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except Exception as e:
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logging.error(f"[{self.room_name}] FFmpeg 启动异常: {e}")
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finally:
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if self.proc and self.proc.poll() is None:
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self.proc.terminate()
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try:
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self.proc.wait(timeout=1)
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except subprocess.TimeoutExpired:
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self.proc.kill()
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self.proc = None
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if not self.stop_flag.is_set():
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time.sleep(1)
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def _monitor_thread(self):
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term_width, _ = shutil.get_terminal_size()
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bar_width = min(50, term_width - 30)
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while not self.stop_flag.is_set():
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if self.proc:
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uptime = time.time() - self.start_time if self.start_time else 0
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uptime_str = f"{int(uptime // 60):02d}:{int(uptime % 60):02d}"
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status = "推流中" if self.pushing else "启动中"
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bar_len = bar_width if self.pushing else 0
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bar = "#" * bar_len + "-" * (bar_width - bar_len)
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print(f"\r[{self.room_name}] [{bar}] {status} | 运行时间: {uptime_str} | 码率: {self.bitrate}k", end="")
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else:
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print(f"\r[{self.room_name}] FFmpeg 未运行", end="")
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time.sleep(2)
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def stop(self):
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logging.info(f"[{self.room_name}] 停止推流...")
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self.stop_flag.set()
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if self.proc and self.proc.poll() is None:
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self.proc.terminate()
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try:
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self.proc.wait(timeout=1)
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except subprocess.TimeoutExpired:
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self.proc.kill()
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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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try:
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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(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(url=record_url, proxy_addr=proxy_addr, cookies=cookies)
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port_info = await stream.get_douyin_stream_url(json_data, record_quality, proxy_addr)
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return port_info.get("record_url")
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except Exception as e:
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logging.error(f"获取抖音真实流失败: {e}")
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return None
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def start_douyin_to_youtube(record_url, youtube_key, room_name=None, proxy_addr=None, cookies='', bitrate=5000):
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real_url = asyncio.run(get_douyin_real_url(record_url, proxy_addr, 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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streamer = DouyinToYouTubeStreamer(bitrate=bitrate)
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streamer.start_stream(real_url, youtube_key, room_name)
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return streamer
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# ----------------- Main Program -----------------
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if __name__ == "__main__":
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DOUYIN_URL = "https://live.douyin.com/112633436109"
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YOUTUBE_KEY = "qxvb-r47b-r5ju-6ud3-6k7z"
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hls_instance = start_douyin_to_youtube(DOUYIN_URL, YOUTUBE_KEY)
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if not hls_instance:
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logging.error("推流实例创建失败，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 hls_instance:
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hls_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，低延迟推流中，按 Ctrl+C 停止...")
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while True:
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time.sleep(60)
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