ffprobe:tldr:ec841
The command "ffprobe" is a command-line tool used to gather information from multimedia files. It is part of the FFmpeg software suite.
In this specific command, the following options and arguments are used:
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"ffprobe": Calls the ffprobe tool.
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"-v error": Specifies the verbosity level of the command. In this case, it is set to "error", which means only error messages will be shown while processing the file.
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"-show_entries": Indicates that specific information from the input file should be shown.
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"${input-mp4}": The location or path to the input file in MP4 format. The "${input-mp4}" is an example of using a variable in the command, and it should be replaced with the actual path to the MP4 file.
Overall, this command will use ffprobe to display only error messages and specific entries from the provided input MP4 file.