From 4c9ed17420626c3ac43b8d45b0c84d7c7cf6e511 Mon Sep 17 00:00:00 2001 From: eric Date: Sun, 1 Mar 2026 09:24:07 -0600 Subject: [PATCH] 's' --- douyin_youtube_ffplay.py | 170 +++++++++++---------------------------- 1 file changed, 49 insertions(+), 121 deletions(-) diff --git a/douyin_youtube_ffplay.py b/douyin_youtube_ffplay.py index 5662a48..9dcaf25 100644 --- a/douyin_youtube_ffplay.py +++ b/douyin_youtube_ffplay.py @@ -361,149 +361,77 @@ def start_douyin_youtube_ffplay( # grok版本 - # ffmpeg_command = [ - # "ffmpeg", "-y", "-loglevel", "info", "-nostdin", - # "-stats", "-stats_period", "1", - - # # 网络 & 重连（防抖音源不稳） - # "-rw_timeout", "60000000", # 更长超时，防网络抖动 - # "-reconnect", "1", "-reconnect_at_eof", "1", "-reconnect_streamed", "1", - # "-reconnect_delay_max", "10", # 渐进重试 - # "-http_persistent", "1", # 持久 HTTP 连接（对 HLS/HTTP-FLV 好） - - # # ─────────────── 防超速 & 实时核心 ─────────────── - # "-re", # 实时读取输入（必须在 -i 前） - # "-use_wallclock_as_timestamps", "1", # 系统时钟时间戳，防源乱戳 - # "-thread_queue_size", "64", # 极致缩小预读（从 4096 → 64，防预取太多） - # "-probesize", "32K", "-analyzeduration", "500000", # 小探测，减少初始缓冲 - # "-fflags", "+genpts+discardcorrupt", # 只留必要，删 nobuffer/flush_packets - # "-flags", "low_delay", - # "-max_delay", "300000", # 0.3秒，平衡延迟与稳定 - # # ─────────────────────────────────────────────── - - # "-headers", douyin_headers, - # "-i", real_url, - - # # 视频处理：纵屏 1080x1920，黑边填充（YouTube 支持 portrait，但 ingestion 仍是 1080x1920） - # "-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", # 质量 & 速度平衡；若 CPU 强可 slow，进一步吃速 - # "-tune", "zerolatency", # 低延迟调优 - # "-profile:v", "high", - # "-level", "4.2", # 支持 1080p 高帧/高码率 - - # # 码率：贴近 YouTube 1080p@30fps 推荐（你的 25fps 接近），CBR 风格 - # "-b:v", "4500k", # 目标码率（保守，防掉线） - # "-maxrate", "5500k", # 峰值 ≤ 推荐上限 - # "-bufsize", "11000k", # 2x maxrate，CBR 更稳（YouTube 偏好） - - # "-vsync", "cfr", # 强制恒帧 - # "-r", "25", - # "-g", "50", "-keyint_min", "25", # 关键帧 2 秒（50/25=2s），符合 YouTube 推荐 ≤4s - # "-bf", "0", # 无 B 帧（zerolatency 常见，减少延迟） - # "-sc_threshold", "0", # 禁用场景切检测 - # "-x264-params", "force-cfr=1:scenecut=0:open_gop=0:sync-lookahead=0:rc-lookahead=0", - # "-pix_fmt", "yuv420p", # YouTube 标准 - - # # 音频：你的防ID链 + YouTube 推荐 AAC 128-192k - # "-c:a", "aac", - # "-b:a", "192k", # 高质量立体声（YouTube 支持） - # "-ar", "48000", - # "-ac", "2", - # "-af", "arnndn=m=./arnndn-models/cb.rnnn:mix=0.85," - # "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," - # "equalizer=f=2800:width_type=o:width=1.2:g=-5," - # "acompressor=threshold=-26dB:ratio=5.5:attack=7:release=90:makeup=6," - # "asetrate=48000*1.05,atempo=1.0,aresample=48000," # 5% 音高移位 - # "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:first_pts=0", # 强制 AV 同步 - - # # 输出 FLV 到 YouTube（RTMPS 推荐，但 ffmpeg 默认支持） - # "-flvflags", "no_duration_filesize", - # "-f", "flv", - # youtube_rtmp # 确保是 rtmps://a.rtmp.youtube.com/live2/xxx 如果可用 - # ] - - # gpt版本 ffmpeg_command = [ - "ffmpeg", "-y", - "-loglevel", "info", - "-nostdin", + "ffmpeg", "-y", "-loglevel", "info", "-nostdin", "-stats", "-stats_period", "1", - # ───────────── 网络稳定 ───────────── - "-rw_timeout", "60000000", - "-reconnect", "1", - "-reconnect_streamed", "1", - "-reconnect_at_eof", "1", - "-reconnect_delay_max", "10", - "-http_persistent", "1", + # 网络 & 重连（防抖音源不稳） + "-rw_timeout", "60000000", # 更长超时，防网络抖动 + "-reconnect", "1", "-reconnect_at_eof", "1", "-reconnect_streamed", "1", + "-reconnect_delay_max", "10", # 渐进重试 + "-http_persistent", "1", # 持久 HTTP 连接（对 HLS/HTTP-FLV 好） - # ───────────── 实时核心（关键） ───────────── - "-re", - "-use_wallclock_as_timestamps", "1", - "-fflags", "+genpts+discardcorrupt", - "-avoid_negative_ts", "make_zero", - "-thread_queue_size", "512", - "-probesize", "1M", - "-analyzeduration", "1M", + # ─────────────── 防超速 & 实时核心 ─────────────── + "-re", # 实时读取输入（必须在 -i 前） + "-use_wallclock_as_timestamps", "1", # 系统时钟时间戳，防源乱戳 + "-thread_queue_size", "64", # 极致缩小预读（从 4096 → 64，防预取太多） + "-probesize", "32K", "-analyzeduration", "500000", # 小探测，减少初始缓冲 + "-fflags", "+genpts+discardcorrupt", # 只留必要，删 nobuffer/flush_packets + "-flags", "low_delay", + "-max_delay", "300000", # 0.3秒，平衡延迟与稳定 + # ─────────────────────────────────────────────── - # 输入源 "-headers", douyin_headers, "-i", real_url, - # ───────────── 视频处理 ───────────── - "-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：纵屏 1080x1920，黑边填充（YouTube 支持 portrait，但 ingestion 仍是 1080x1920） + "-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", "veryfast", # 24h 稳定优先 - "-tune", "zerolatency", + "-preset", "medium", # 质量 & 速度平衡；若 CPU 强可 slow，进一步吃速 + "-tune", "zerolatency", # 低延迟调优 "-profile:v", "high", - "-level", "4.2", + "-level", "4.2", # 支持 1080p 高帧/高码率 - # YouTube 推荐 1080p 码率区间 - "-b:v", "4500k", - "-maxrate", "4500k", - "-bufsize", "9000k", + # 码率：贴近 YouTube 1080p@30fps 推荐（你的 25fps 接近），CBR 风格 + "-b:v", "4500k", # 目标码率（保守，防掉线） + "-maxrate", "5500k", # 峰值 ≤ 推荐上限 + "-bufsize", "11000k", # 2x maxrate，CBR 更稳（YouTube 偏好） - # 关键帧 & 延迟 - "-g", "50", - "-keyint_min", "50", - "-bf", "0", - "-sc_threshold", "0", - "-pix_fmt", "yuv420p", + "-vsync", "cfr", # 强制恒帧 + "-r", "25", + "-g", "50", "-keyint_min", "25", # 关键帧 2 秒（50/25=2s），符合 YouTube 推荐 ≤4s + "-bf", "0", # 无 B 帧（zerolatency 常见，减少延迟） + "-sc_threshold", "0", # 禁用场景切检测 + "-x264-params", "force-cfr=1:scenecut=0:open_gop=0:sync-lookahead=0:rc-lookahead=0", + "-pix_fmt", "yuv420p", # YouTube 标准 - # 输出恒帧模式（必须在 -i 后面才生效） - "-fps_mode", "cfr", - - # ───────────── 音频（轻量稳定版） ───────────── + # 音频：你的防ID链 + YouTube 推荐 AAC 128-192k "-c:a", "aac", - "-b:a", "160k", + "-b:a", "192k", # 高质量立体声（YouTube 支持） "-ar", "48000", "-ac", "2", - "-af", - "highpass=f=100," - "lowpass=f=5200," - "asetrate=48000*1.03," - "aresample=48000:async=1:first_pts=0", + "-af", "arnndn=m=./arnndn-models/cb.rnnn:mix=0.85," + "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," + "equalizer=f=2800:width_type=o:width=1.2:g=-5," + "acompressor=threshold=-26dB:ratio=5.5:attack=7:release=90:makeup=6," + "asetrate=48000*1.05,atempo=1.0,aresample=48000," # 5% 音高移位 + "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:first_pts=0", # 强制 AV 同步 - # ───────────── 输出 ───────────── + # 输出 FLV 到 YouTube（RTMPS 推荐，但 ffmpeg 默认支持） "-flvflags", "no_duration_filesize", "-f", "flv", - youtube_rtmp + youtube_rtmp # 确保是 rtmps://a.rtmp.youtube.com/live2/xxx 如果可用 ] - + proc = None stderr_q = None reader_t = None