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live.py

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+import os
+import subprocess
+import threading
+import asyncio
+import uuid
+import queue
+import time
+import signal
+import sys
+import spider
+import stream
+
+class HLS2YouTube:
+    def __init__(self, delay_sec=30):
+        self.processes = {}
+        self.stop_flag = threading.Event()
+        self.delay_sec = delay_sec
+        self.segment_time = 2  # 内部缓冲每个小片段2秒
+        self.buffer_queue = queue.Queue()
+
+    def start_stream(self, real_url, youtube_key, room_name=None):
+        room_name = room_name or f"抖音_{str(uuid.uuid4())[:8]}"
+        print(f"[{room_name}] 启动推流，目标 YouTube Key: {youtube_key}")
+        threading.Thread(target=self._pull_thread, args=(real_url,), daemon=True).start()
+        threading.Thread(target=self._push_thread, args=(youtube_key, room_name), daemon=True).start()
+
+    def _pull_thread(self, real_url):
+        # 拉流存入内存队列
+        cmd = [
+            "ffmpeg",
+            "-rw_timeout", "50000000",
+            "-user_agent", "Mozilla/5.0",
+            "-headers", "Referer: https://www.douyin.com/",
+            "-fflags", "+nobuffer+genpts",
+            "-flags", "low_delay",
+            "-reconnect", "1",
+            "-reconnect_at_eof", "1",
+            "-reconnect_streamed", "1",
+            "-reconnect_delay_max", "10",
+            "-i", real_url,
+            "-c", "copy",
+            "-f", "mpegts",
+            "-"
+        ]
+        try:
+            proc = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.DEVNULL)
+            while not self.stop_flag.is_set():
+                data = proc.stdout.read(188*50)  # 每次读小片段
+                if not data:
+                    time.sleep(0.1)
+                    continue
+                self.buffer_queue.put(data)
+        except Exception as e:
+            print(f"拉流异常: {e}")
+
+    def _push_thread(self, youtube_key, room_name):
+        min_buffer = self.delay_sec // self.segment_time
+        cmd = [
+            "ffmpeg",
+            "-re",
+            "-f", "mpegts",
+            "-i", "-",
+            "-c:v", "libx264",
+            "-preset", "veryfast",
+            "-tune", "zerolatency",
+            "-b:v", "3000k",
+            "-maxrate", "3000k",
+            "-bufsize", "6000k",
+            "-r", "30",
+            "-g", "60",
+            "-c:a", "aac",
+            "-b:a", "128k",
+            "-f", "flv",
+            f"rtmp://a.rtmp.youtube.com/live2/{youtube_key}"
+        ]
+        try:
+            proc = subprocess.Popen(cmd, stdin=subprocess.PIPE)
+            self.processes[room_name] = proc
+            # 等待队列蓄水
+            while self.buffer_queue.qsize() < min_buffer and not self.stop_flag.is_set():
+                time.sleep(0.5)
+            # 持续推送
+            while not self.stop_flag.is_set():
+                if not self.buffer_queue.empty():
+                    data = self.buffer_queue.get()
+                    proc.stdin.write(data)
+                    proc.stdin.flush()
+                else:
+                    time.sleep(0.05)
+        except Exception as e:
+            print(f"[{room_name}] 推流异常: {e}")
+
+    def stop_all(self):
+        print("停止所有推流...")
+        self.stop_flag.set()
+        for proc in self.processes.values():
+            if proc.poll() is None:
+                proc.terminate()
+
+# ----------------- 抖音解析逻辑 -----------------
+async def get_douyin_real_url(record_url, record_quality="原画"):
+    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)
+    else:
+        json_data = await spider.get_douyin_app_stream_data(url=record_url)
+    port_info = await stream.get_douyin_stream_url(json_data, record_quality, None)
+    return port_info.get("record_url")
+
+# ----------------- 启动推流 -----------------
+def start_douyin_to_youtube(record_url, youtube_key, room_name=None, delay_sec=30):
+    try:
+        real_url = asyncio.run(get_douyin_real_url(record_url))
+    except Exception as e:
+        print(f"获取真实直播流失败: {e}")
+        return
+    if not real_url:
+        print("获取真实直播流失败")
+        return
+    print(f"实际直播流: {real_url}")
+    hls2yt = HLS2YouTube(delay_sec=delay_sec)
+    hls2yt.start_stream(real_url, youtube_key, room_name)
+    return hls2yt
+
+# ----------------- 示例 -----------------
+if __name__ == "__main__":
+    DOUYIN_URL = "https://live.douyin.com/104914538985"
+    YOUTUBE_KEY = "qxvb-r47b-r5ju-6ud3-6k7z"
+
+    hls_instance = start_douyin_to_youtube(DOUYIN_URL, YOUTUBE_KEY, delay_sec=30)
+
+    def signal_handler(sig, frame):
+        if hls_instance:
+            hls_instance.stop_all()
+        sys.exit(0)
+
+    signal.signal(signal.SIGINT, signal_handler)
+    signal.signal(signal.SIGTERM, signal_handler)
+
+    while True:
+        time.sleep(60)