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eric
2026-01-27 03:24:04 -06:00
parent 187f7a2ce8
commit 313d705ce9
3 changed files with 57 additions and 53 deletions
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70
douyin_youtube_ffplay.py
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@@ -151,7 +151,50 @@ def start_douyin_youtube_ffplay(
except Exception as e:
print(f"[WARN] NVENC 检测失败，回退软件编码: {e}")
# ====================== FFmpeg 命令（1080p 单路推流，原样保留） ======================
# 720p
# 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", "80000",
# "-thread_queue_size", "2048",
# "-headers", douyin_headers,
# "-i", real_url,
# # 720p
# "-vf", "fps=30,scale=720:1280:force_original_aspect_ratio=decrease:flags=lanczos,pad=720:1280:(ow-iw)/2:(oh-ih)/2:black",
# "-c:v", "libx264",
# "-preset", "fast",
# # "-tune", "zerolatency",
# "-profile:v", "high",
# # 720p
# # "-minrate", "3200k","-b:v", "3200k", "-maxrate", "3200k", "-bufsize", "6400k", # bufsize = 2× bitrate，保持真 CBR
# "-b:v", "2600k","-maxrate", "3000k","-bufsize", "5200k",
# "-vsync", "cfr",
# "-g", "60", "-keyint_min", "60",
# "-r", "30",
# "-bf", "0",
# "-sc_threshold", "0",
# # "-nal-hrd", "cbr", # 改2：强制 CBR
# # 720p
# # "-x264-params", "nal-hrd=cbr:force-cfr=1:scenecut=0:filler=1", # 改3：简化 params，锁死 CBR
# "-x264-params", "force-cfr=1:scenecut=0:open_gop=0:sync-lookahead=0",
# "-pix_fmt", "yuv420p",
# "-c:a", "aac", "-b:a", "128k", "-ar", "48000", "-ac", "2", # 改4：1080p可音频上 128k（YouTube 推荐）
# "-af", "aresample=async=1:first_pts=0",
# "-flags", "+global_header",
# "-flvflags", "no_duration_filesize",
# "-f", "flv", youtube_rtmp
# ]
# 1080p
ffmpeg_command = [
"ffmpeg", "-y", "-loglevel", "info", "-nostdin", "-re",
"-stats", "-stats_period", "1",
@@ -166,25 +209,24 @@ def start_douyin_youtube_ffplay(
"-headers", douyin_headers,
"-i", real_url,
"-vf", "fps=30,scale=1080:1920:force_original_aspect_ratio=decrease:flags=lanczos,"
"pad=1080:1920:(ow-iw)/2:(oh-ih)/2:black",
"-c:v", codec_v,
"-preset", preset_v,
*tune_param,
# 1080p
"-vf","fps=30,scale=1080:1920:force_original_aspect_ratio=decrease:flags=lanczos,pad=1080:1920:(ow-iw)/2:(oh-ih)/2:black",
"-c:v", "libx264",
"-preset", "veryfast",
"-tune", "zerolatency",
"-profile:v", "high",
"-b:v", "5200k", "-maxrate", "5800k", "-bufsize", "10400k",
# 1080p
"-b:v", "5200k", "-maxrate", "5800k", "-bufsize", "10400k", # 改1：2× bufsize，真 CBR
"-vsync", "cfr",
"-g", "60", "-keyint_min", "60",
"-r", "30",
"-bf", "0",
"-sc_threshold", "0",
"-x264-params", "force-cfr=1:scenecut=0:open_gop=0:sync-lookahead=0",
# "-nal-hrd", "cbr", # 改2：强制 CBR
# 1080p
"-x264-params","force-cfr=1:scenecut=0:open_gop=0:sync-lookahead=0",
"-pix_fmt", "yuv420p",
"-c:a", "aac", "-b:a", "128k", "-ar", "44100", "-ac", "2",
"-c:a", "aac", "-b:a", "128k", "-ar", "44100", "-ac", "2",
"-af", "aresample=async=1:first_pts=0",
"-flags", "+global_header",
@@ -192,6 +234,8 @@ def start_douyin_youtube_ffplay(
"-f", "flv", youtube_rtmp
]
# ====================== 主重试循环（原样保留） ======================
proc = None
stderr_q = None

17
mpv.sh
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@@ -1,17 +0,0 @@
#!/bin/bash
mpv \
--fs \
--no-border \
--vo=drm \
--drm-device=/dev/dri/card0 \
--hwdec=auto \
--video-sync=display-resample \
--untimed \
--cache=no \
--demuxer-lavf-o=ffflags=nobuffer \
--demuxer-lavf-probesize=32 \
--demuxer-lavf-analyzeduration=0 \
--vf=setpts=PTS-STARTPTS \
--no-audio \
--loop=inf \
'srt://127.0.0.1:10080?streamid=#!::r=live/livestream,m=request&latency=10'

23
obs1.sh
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@@ -1,23 +0,0 @@
#!/bin/bash
# 先确保有推流！（pm2 start tiktok/youtube 等，让 ffmpeg 推到 SRS 的 live/livestream）
export SDL_VIDEODRIVER=kmsdrm # 尝试 SDL 的 DRM 驱动（直接 HDMI 输出，无需 DISPLAY）
mpv \
--fs \
--no-border \
--vo=drm \
--drm-device=/dev/dri/card0 \ # 如果 card0 不对，改 card1（ls /dev/dri/ 查看）
--hwdec=auto \
--video-sync=display-resample \
--untimed \
--cache=no \
--demuxer-lavf-o=ffflags=nobuffer \
--demuxer-lavf-probesize=32 \
--demuxer-lavf-analyzeduration=0 \
--vf=setpts=PTS-STARTPTS \
--no-audio \
--loop=inf \
http://127.0.0.1:8081/live/livestream.flv # 先用 HTTP-FLV 测试（稳定，不依赖 SRT）
# 如果 HTTP-FLV 正常，再切回 SRT：
# 'srt://127.0.0.1:10080?streamid=#!::r=live/livestream,m=request&latency=10'