From 3842833ad0401a169ba357560b50e41ac81db706 Mon Sep 17 00:00:00 2001 From: eric Date: Mon, 23 Feb 2026 17:34:48 -0600 Subject: [PATCH] 's' --- douyin_youtube_ffplay.py | 152 ++++++++++++++++++++++++--------------- 1 file changed, 96 insertions(+), 56 deletions(-) diff --git a/douyin_youtube_ffplay.py b/douyin_youtube_ffplay.py index 2e43561..fe019e5 100644 --- a/douyin_youtube_ffplay.py +++ b/douyin_youtube_ffplay.py @@ -305,71 +305,111 @@ def start_douyin_youtube_ffplay( # ] +# 1080p - 极致优化版本（Ubuntu Server 专用，高质量 + YouTube直播推荐友好 + 强防Content ID） +# 针对Ubuntu server（通常CPU较强，无iOS硬件限制）： +# - preset 升级到 medium 或 slow（如果CPU能承受，质量显著提升） +# - 比特率保持8500k-10000k峰值，符合YouTube 1080p直播高质量推荐 +# - 音频防Content ID：音高+5%、频率偏移、多段EQ衰减背景音乐、强压缩、相位扰动（使用aphaser正确参数）、轻噪门 +# - 移除无效参数，修复之前aphaser错误（aphaser支持in_gain/out_gain/delay/decay/speed/type，不支持feedback） +# - Ubuntu下推荐使用最新FFmpeg（apt install ffmpeg 或从源码编译支持libx264） + + # 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", "50000", + # "-thread_queue_size", "4096", + + # "-headers", douyin_headers, + # "-i", real_url, + + # # 视频处理：1080p 纵屏优化，黑边填充 + # "-vf", + # "fps=25,scale=1080:1920:force_original_aspect_ratio=decrease:flags=bicubic," + # "pad=1080:1920:(ow-iw)/2:(oh-ih)/2:black", + + # "-c:v", "libx264", + # "-preset", "medium", # Ubuntu server CPU通常能承受，质量比faster好很多；若掉帧可回退到faster或veryfast + # "-tune", "zerolatency", + # "-profile:v", "high", + # "-level", "4.2", # 支持1080p@25fps + # "-b:v", "8500k", "-maxrate", "10000k", "-bufsize", "20000k", + # "-vsync", "cfr", + # "-g", "50", "-keyint_min", "50", + # "-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", + + # # 音频处理 - 防Content ID 强化版（多维度修改音频指纹） + # "-c:a", "aac", "-b:a", "192k", "-ar", "48000", "-ac", "2", + # "-af", + # "afftdn=nf=-24:tn=1," # 中等降噪，保留人声清晰度 + # "highpass=f=100,lowpass=f=5200," # 切除低频鼓/贝斯 & 高频镲/噪音，聚焦人声区 + # "equalizer=f=180:width_type=o:width=2.2:g=-12," # 强衰减低频（背景音乐基础层） + # "equalizer=f=350:width_type=o:width=1.8:g=-9," # 衰减低中频（常见旋律区） + # "equalizer=f=750:width_type=o:width=1.6:g=-7," # 中频衰减，破坏音乐结构 + # "equalizer=f=2800:width_type=o:width=1.2:g=-5," # 高中频轻衰减，保持人声自然 + # "acompressor=threshold=-26dB:ratio=5.5:attack=7:release=90:makeup=6," # 强压缩，改变动态指纹 + # "asetrate=48000*1.05,atempo=1.0,aresample=48000," # 音高抬升5%（不改速度），有效规避Content ID + # "afreqshift=shift=22," # 频率整体偏移，进一步破坏匹配 + # "aphaser=type=t:decay=0.35:delay=3.0:speed=0.5," # 正确参数：轻微相位扰动（triangular类型），防检测 + # # "anlmdn=s=0.00012:p=0.0008:r=0.002," # 轻量非线性噪门，清理残余背景音乐 + # "volume=1.08," # 补偿音量衰减 + # "aresample=async=1:first_pts=0:min_hard_comp=0.100000:first_pts=0", # 强制音视频同步 + + # # 推流优化（FLV适合YouTube RTMP/RTMPS） + # "-flvflags", "no_duration_filesize", + # "-f", "flv", youtube_rtmp + # ] + -# 1080p - 防缓冲优先极致稳定版（针对 YouTube "not receiving enough video" 错误） -# 关键变化： -# - 强制关键帧每 2 秒（YouTube 强烈推荐，避免 GOP 过长） -# - preset 降到 faster（降低 CPU 压力，确保实时输出） -# - 比特率稍降到 7000k-9000k（更稳，YouTube 1080p 推荐 4500-9000k 范围） -# - 增大 bufsize + 添加 rc-lookahead=10（帮助率控制更稳） -# - 保持音频防Content ID，但简化链路防额外延迟 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", # 进一步降低延迟 - "-thread_queue_size", "8192", # 更大输入队列，防输入抖动 + "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", - "-headers", douyin_headers, - "-i", real_url, + "-headers", douyin_headers, + "-i", real_url, - # 视频处理：1080p 纵屏，黑边 - "-vf", - "fps=25,scale=1080:1920:force_original_aspect_ratio=decrease:flags=bicubic," - "pad=1080:1920:(ow-iw)/2:(oh-ih)/2:black", + "-vf", "fps=25,scale=1080:1920:force_original_aspect_ratio=decrease:flags=bicubic,pad=1080:1920:(ow-iw)/2:(oh-ih)/2:black", - "-c:v", "libx264", - "-preset", "faster", # 先用 faster 确保不掉帧；稳定后再试 medium - "-tune", "zerolatency", - "-profile:v", "high", - "-level", "4.2", - "-b:v", "7000k", "-maxrate", "9000k", "-bufsize", "18000k", # 更保守比特率 + 大缓冲 - "-minrate", "5000k", # 添加 minrate 强制 CBR 更稳 - "-vsync", "cfr", - "-r", "25", - "-g", "50", "-keyint_min", "25", # GOP=50 (2s)，min=25 防太频繁 - "-bf", "0", - "-sc_threshold", "0", - "-force_key_frames", "expr:gte(t,n_forced*2)", # 强制每2秒关键帧（最重要修复！） - "-x264-params", "force-cfr=1:scenecut=0:open_gop=0:sync-lookahead=0:rc-lookahead=10:keyint=50:min-keyint=25", - "-pix_fmt", "yuv420p", + "-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", - # 音频处理 - 保持防Content ID，但简化链路 - "-c:a", "aac", "-b:a", "160k", "-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," - "anlmdn=s=0.00012:p=0.0008:r=0.002," - "volume=1.08," - "aresample=async=1:first_pts=0:min_hard_comp=0.100000:first_pts=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", - # 推流 - "-flvflags", "no_duration_filesize", - "-f", "flv", youtube_rtmp + "-flvflags", "no_duration_filesize", + "-f", "flv", youtube_rtmp ] + proc = None stderr_q = None