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yjlcoder/start-live-stream-ffmpeg.sh

Created April 11, 2019 21:33
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FFmpeg DASH live video streaming (MPD file + M4S files)
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start-live-stream-ffmpeg.sh
# Change <INPUT FILE> to the input video file
# 3 video qualities: <1> 1920x1080, 4800kbps. <2> 1280x720, 2400kbps. <3> 640x360, 800kbps.
# 2 audio qualities: <1> origin audio. <2> audio sample rate: 22050 [low quality]
ffmpeg -re -stream_loop 1 -i <INPUT FILE> -map 0 -map 0 -map 0:v -acodec libfdk_aac -vcodec libx264 -preset veryfast \
-b:v:0 4800k -s:v:0 1920x1080 -profile:v:0 high \
-b:v:1 2400k -s:v:1 1280x720 -profile:v:1 main \
-b:v:2 800k -s:v:2 640x360 -profile:v:2 baseline \
-bf 1 -keyint_min 120 -g 60 -sc_threshold 0 -b_strategy 0 -ar:a:1 22050 \
-use_timeline 1 -use_template 1 -window_size 5 -adaptation_sets "id=0,streams=v id=1,streams=a" \
-f dash live.mpd
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