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ffplay

List of commands for ffplay:

- ffplay
ffplay:ai:3a997 Export ffplay log to a text file

$ ffplay -loglevel trace -i input.mp4 > output.txt

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- ffplay
ffplay:ai:5bfcf Export ffplay output to a file named output.txt

$ ffplay -i input_file.mp4 -loglevel quiet -report > output.txt

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- ffplay
ffplay:ai:746d2 how do I export ffplay output video: delay= to a file

$ ffplay -i input_video.mp4 -vf "setpts=(PTS-STARTPTS)/1+delay/TB,scale=1280:-1" -af "atempo=2" -f nut - | ffmpeg -i pipe:0 -c:v libx264 output_video.mp4

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- ffplay
ffplay:ai:85c82 Exports ffplay logs with trace level to a file named log.txt

$ ffplay -loglevel trace > log.txt

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- ffplay
ffplay:ai:85e42 Redirect the standard error output of ffplay to a log file named output.log

$ ffplay input.mp4 2> output.log

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- ffplay
ffplay:ai:c8191 how do I export ffplay -loglevel trace -i filtering a string to a file

$ ffplay -loglevel trace -i filtering a string > output.txt

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- ffplay
ffplay:tldr:44a81 ffplay: Play a media file.

$ ffplay ${filename}

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- ffplay
ffplay:tldr:6b832 ffplay: Show only video keyframes.

$ ffplay -vf select="${eq(pict_type\,PICT_TYPE_I)}" ${filename}

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- ffplay
ffplay:tldr:cc5ae ffplay: Play a video and show motion vectors in real time.

$ ffplay -flags2 +export_mvs -vf codecview=mv=pf+bf+bb ${filename}

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