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douyin_youtube_ffplay.py

@@ -372,45 +372,48 @@ def start_douyin_youtube_ffplay(
 
 
     ffmpeg_command = [
-    "ffmpeg", "-y", "-loglevel", "info", "-nostdin", "-re",
-    "-stats", "-stats_period", "1",
-    "-rw_timeout", "30000000",
-    "-reconnect", "1", "-reconnect_at_eof", "1", "-reconnect_streamed", "1",
-    "-reconnect_delay_max", "5",
-    "-fflags", "+genpts+discardcorrupt+nobuffer+flush_packets",
-    "-flags", "low_delay",
-    "-err_detect", "ignore_err",
-    "-max_delay", "30000",                  # 降下来
-    "-thread_queue_size", "2048",
+    "ffmpeg","-y","-loglevel","info","-nostdin","-re",
+    "-stats","-stats_period","1",
 
+    # 输入稳定
+    "-rw_timeout","30000000",
+    "-reconnect","1","-reconnect_at_eof","1","-reconnect_streamed","1",
+    "-reconnect_delay_max","5",
+
+    # 关键：删除低延迟杀手参数
+    "-fflags","+genpts+discardcorrupt",
+    "-err_detect","ignore_err",
+    "-max_delay","500000",
+    "-thread_queue_size","512",
+
+    # 抖音源
     "-headers", douyin_headers,
     "-i", real_url,
 
-    "-vf", "fps=25,scale=1080:1920:force_original_aspect_ratio=decrease:flags=bicubic,pad=1080:1920:(ow-iw)/2:(oh-ih)/2:black",
+    # 视频处理
+    "-vf","fps=25,scale=1080:1920:force_original_aspect_ratio=decrease,pad=1080:1920:(ow-iw)/2:(oh-ih)/2:black",
 
-    "-c:v", "libx264",
-    "-preset", "veryfast",                  # 关键改动！先用 veryfast 测试
-    # "-tune", "zerolatency",               # 注释掉或移除，先不加
-    "-profile:v", "high",
-    "-level", "4.2",
-    "-b:v", "5200k", "-maxrate", "6000k", "-bufsize", "12000k",  # 降比特率 + 合理 bufsize
-    "-vsync", "cfr",
-    "-g", "50", "-keyint_min", "25",
-    "-r", "25",
-    "-bf", "0",
-    "-sc_threshold", "0",
-    "-x264-params", "force-cfr=1:scenecut=0:open_gop=0:sync-lookahead=0:rc-lookahead=0",
-    "-pix_fmt", "yuv420p",
+    # 编码
+    "-c:v","libx264",
+    "-preset","veryfast",
+    "-profile:v","high",
+    "-level","4.2",
+    "-b:v","4500k","-maxrate","4500k","-bufsize","9000k",
+    "-g","50","-keyint_min","50",
+    "-r","25",
+    "-pix_fmt","yuv420p",
+    "-bf","0",
+    "-sc_threshold","0",
+    "-x264-params","force-cfr=1:scenecut=0:open_gop=0",
 
-    # 音频部分保持你的防Content ID（很强），但如果 CPU 紧，可简化 af 链
-    "-c:a", "aac", "-b:a", "192k", "-ar", "48000", "-ac", "2",
-    "-af", "afftdn=nf=-24:tn=1,highpass=f=100,lowpass=f=5200,equalizer=f=180:width_type=o:width=2.2:g=-12,equalizer=f=350:width_type=o:width=1.8:g=-9,equalizer=f=750:width_type=o:width=1.6:g=-7,acompressor=threshold=-26dB:ratio=5.5:attack=7:release=90:makeup=6,asetrate=48000*1.05,atempo=1.0,aresample=48000,afreqshift=shift=22,aphaser=type=t:decay=0.35:delay=3.0:speed=0.5,volume=1.08,aresample=async=1:first_pts=0:min_hard_comp=0.100000",
+    # 音频（强烈建议简化）
+    "-c:a","aac","-b:a","128k","-ar","44100","-ac","2",
+    "-af","aresample=async=1,volume=1.05",
 
-    "-flvflags", "no_duration_filesize",
-    "-f", "flv", youtube_rtmp
+    # 推流
+    "-flvflags","no_duration_filesize",
+    "-f","flv", youtube_rtmp
     ]
-    
-
     proc = None
     stderr_q = None
     reader_t = None