flash - Combine several flv in one video -

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i recording several video on server using flash plugin , fms (flash media server). combine them 1 big video can been played later. looking in ffmpeg solution requirements generate video via php script. love hear options or guide lines.

there 2 different way concatenate video file ffmpeg, but 1 work flv files.

create text file store flv file list, example:

file 'file1.flv' file 'file2.flv' etc...

so can use concat demux method:

ffmpeg -f concat -i concat.txt -c copy concat.flv

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