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update script

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Joshua Seigler 2025-06-26 22:14:10 -04:00
parent e636d182a8
commit 0c378db90b
1 changed files with 5 additions and 4 deletions
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9
site/posts/2025-06-26-ffmpeg-audio-cleanup.md
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@ -21,21 +21,22 @@ I ran into a couple gotchas.
Here is the script: Here is the script:
`process-audio.sh`
```bash ```bash
#!/bin/bash #!/bin/bash
if [ "$#" == "0" ]; then if [ "$#" == "0" ]; then
echo "Error: no arguments provided." echo "Error: no arguments provided."
echo "Usage: $0 file1 file2 file3 ..." echo "Usage: $0 file1 file2 file3 ..."
echo " or: $0 *.ext" echo "or $0 *.ext"
exit 1 exit 1
fi fi
trap "exit" INT trap "exit" INT
while [ "$#" != "0" ]; do while [ "$#" != "0" ]; do
base="${1%%.*}" path="${1%/*}"
ext="${1##*.}" file="${1##*/}"
outfile="./normalized--$base.$ext" outfile="./normalized--$file"
if [ ! -f "$outfile" ]; then if [ ! -f "$outfile" ]; then
echo "Processing $1" echo "Processing $1"
ffmpeg -i "$1" -v warning -ac 1 -af "compand=attacks=0.3:decays=0.3:delay=0.15:points=-80/-300|-45/-25|-27/-15|0/-12|20/-12,anlmdn=s=10,highpass=f=500" -threads 4 "$outfile" ffmpeg -i "$1" -v warning -ac 1 -af "compand=attacks=0.3:decays=0.3:delay=0.15:points=-80/-300|-45/-25|-27/-15|0/-12|20/-12,anlmdn=s=10,highpass=f=500" -threads 4 "$outfile"