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Improve ffmpeg audio fix scripts

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This commit is contained in:
Michael Campagnaro 2024-05-19 17:28:41 -04:00
parent 67bd7e4454
commit 159c8cff90
2 changed files with 55 additions and 6 deletions
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11
dotfiles/bin/fix-audio-in-one-channel → dotfiles/bin/copy-left-audio-channel-to-right
View File

@ -1,7 +1,6 @@
#!/usr/bin/env bash #!/usr/bin/env bash
# Use this to fix the audio of a video that has audio in only the left or right # Use this to copy audio from the left channel to the right. This does not re-encode the video.
# channel. This does not re-encode the video.
if which tput >/dev/null 2>&1; then if which tput >/dev/null 2>&1; then
ncolors=$(tput colors) ncolors=$(tput colors)
@ -27,7 +26,7 @@ else
fi fi
if [[ $1 == "" ]]; then if [[ $1 == "" ]]; then
printf "${BOLD}${RED}Usage: fix-audio-in-one-channel <filename> <optional output name>${NORMAL}\n" printf "${BOLD}${RED}Usage: copy-left-audio-channel-to-right <filename> <optional output name>${NORMAL}\n"
exit 1 exit 1
fi fi
@ -43,9 +42,9 @@ else
output="${output_name}.$extension" output="${output_name}.$extension"
fi fi
printf "\n${YELLOW}${BOLD}Repairing audio in $filename.$extension | output: $output${NORMAL}\n" printf "\n${YELLOW}${BOLD}Copy left audio channeel to right channel in $filename.$extension | output: $output${NORMAL}\n"
ffmpeg -y -stats -loglevel level+error -i "$filename.$extension" -c:v copy -ac 1 -map 0 "$output" ffmpeg -y -stats -loglevel level+error -i "$filename.$extension" -c:v copy -af "pan=stereo|c0=c0|c1=c0" -map 0 "$output"
printf "\n${GREEN}${BOLD}Done repairing audio in $filename.$extension | output: $output${NORMAL}\n\n" printf "\n${GREEN}${BOLD}Done copying left audio channel to right channel in $filename.$extension | output: $output${NORMAL}\n\n"

50
dotfiles/bin/copy-right-audio-channel-to-left Normal file
View File

@ -0,0 +1,50 @@
#!/usr/bin/env bash
# Use this to copy audio from the right channel to the left. This does not re-encode the video.
if which tput >/dev/null 2>&1; then
ncolors=$(tput colors)
fi
if [ -t 1 ] && [ -n "$ncolors" ] && [ "$ncolors" -ge 8 ]; then
RED="$(tput setaf 1)"
GREEN="$(tput setaf 2)"
YELLOW="$(tput setaf 3)"
BLUE="$(tput setaf 4)"
MAGENTA="$(tput setaf 5)"
CYAN="$(tput setaf 6)"
BOLD="$(tput bold)"
NORMAL="$(tput sgr0)"
else
RED=""
GREEN=""
YELLOW=""
BLUE=""
MAGENTA=""
CYAN=""
BOLD=""
NORMAL=""
fi
if [[ $1 == "" ]]; then
printf "${BOLD}${RED}Usage: copy-right-audio-channel-to-left <filename> <optional output name>${NORMAL}\n"
exit 1
fi
filename=$(basename -- "$1")
extension="${filename##*.}"
filename="${filename%.*}"
output_name="$2"
if [[ $output_name == "" ]]; then
output="${filename}_repaired_audio.$extension"
else
output="${output_name}.$extension"
fi
printf "\n${YELLOW}${BOLD}Copy right audio channeel to left channel in $filename.$extension | output: $output${NORMAL}\n"
ffmpeg -y -stats -loglevel level+error -i "$filename.$extension" -c:v copy -af "pan=stereo|c0=c1|c1=c1" -map 0 "$output"
printf "\n${GREEN}${BOLD}Done copying right audio channel to left channel in $filename.$extension | output: $output${NORMAL}\n\n"