flvtool2 -UPs example.flv

Adds an onMetaData tag and prints out the onMetaData tag data, but doesn’t write updated information back (simulation mode).

flvtool2 -UDs example.flv

Adds an onMetaData tag and prints out debug information, but doesn’t write updated information back (simulation mode).

flvtool2 -CU -o 2000 example.flv

Cuts file after 2 seconds and writes it back to input-source.

flvtool2 -U example.flv stdout out.flv

Adds an onMetaData tag and redirects writing to out.flv. bn

cat example.flv | flvtool2 -U stdin out.flv

Takes example.flv input from stdin (piped in), adds a onMetaData tag and writes file to out.flv.

ffmpeg -i myvideo.mpg -f flv - | flvtool2 -U stdin myvideo.flv

Pipes the output of ffmpeg into FLVTool2, updates the stream with a onMetaTag and writes it to myvideo.flv (only works on Linux OS at the moment).

flvtool2 -U -duration:55.435 example.flv

Overwrites an existing metadata value using the -key:value switch. In this case the duration timestamp is modified.

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