mirror of
https://github.com/wader/fq.git
synced 2024-10-04 23:48:00 +03:00
44 lines
847 B
Bash
Executable File
44 lines
847 B
Bash
Executable File
#!/bin/bash
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c() {
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echo -e "\x1b[97m# $1\x1b[0m"
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}
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s() {
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echo "\$ $1"
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sh -c "${1/fq/fq -o line_bytes=16 -o unicode=true -C}"
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}
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n() {
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sh -c "${1/fq/fq -o line_bytes=16 -o unicode=true -C}"
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}
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c "display a decode value"
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s "fq . file.mp3"
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echo
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echo
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c "expression returning a number"
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s "fq '.frames | length' file.mp3"
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echo
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echo
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c "raw bytes"
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s "fq 'grep_by(format == \"png\") | tobytes' file.mp3 >file.png"
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s "file file.png"
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echo
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echo
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c "interactve REPL"
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echo "\$ fq -i . file.mp3"
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echo "mp3> .frames | length"
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n "fq '.frames | length' file.mp3"
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echo "mp3> .header[0] | repl"
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echo "> .headers[0] id3v2> .frames[0].text"
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n "fq '.headers[0].frames[0].text' file.mp3"
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echo "> .headers[0] id3v2> .frames[0].text | tovalue"
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n "fq '.headers[0].frames[0].text | tovalue' file.mp3"
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echo "> .headers[0] id3v2> ^D"
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echo "mp3> ^D"
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echo "$"
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