24151f06dd
The queue size setting will drop frames if the encoding starts to lag behind, which should prevent delay from being introduced on the serving side. Maybe.
19 lines
598 B
Nix
19 lines
598 B
Nix
{ depot, ... }:
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depot.third_party.writeShellScriptBin "start-tvl-stream" ''
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env LD_LIBRARY_PATH=/run/opengl-driver/lib/ ${depot.third_party.ffmpeg}/bin/ffmpeg \
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-vsync 0 \
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-hwaccel cuvid \
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-init_hw_device cuda=0 -filter_hw_device 0 \
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-f x11grab \
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-video_size 1920x1080 \
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-framerate 60 \
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-thread_queue_size 256 \
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-i :0.0+0,0 \
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-filter:v "format=nv12,hwupload,scale_npp=w=1280:h=720:interp_algo=lanczos" \
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-c:v h264_nvenc \
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-preset:v llhq \
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-rc:v cbr_ld_hq \
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-an \
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-f flv rtmp://tazj.in:1935/tvl
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''
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