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Firegem revised this gist
Oct 4, 2023 . 1 changed file with 9 additions and 7 deletions.There are no files selected for viewing
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -3,6 +3,7 @@ : "${FFILE:="${HOME}/.fonts/i/impact.ttf"}" # Let user choose font file : "${FSIZE:=72}" # Let user choose font size in px : "${BSIZE:=5}" # Let user choose stroke size in px : "${OFFSET:='(h*0.05)'}" # Let user choose text offset in px # TTEXT - Text to display at the top of the image # BTEXT - Text to display at the bottom of the image @@ -12,16 +13,17 @@ # Show how to use the program usage() { printf 'usage: [TTEXT=S BTEXT=S FFILE=S FSIZE=N BSIZE=N OFFSET=N] %s IN_FILE OUT_FILE\n' "${0##*/}" } usage_long() { usage cat <<EOF FFILE Font to use (default: ${HOME}/.fonts/i/impact.ttf) FSIZE Font size in px (default: 72) BSIZE Stroke size in px (default: 5) TTEXT Top text (optional) BTEXT Bottom text (optional) OFFSET Text offset from edges (default: h*0.05) Due to the way shell strings work, using an apostrophe may require escaping multiple times, e.g.: TTEXT="I\\\\\\\\\'m okay" to display "I'm okay" EOF @@ -55,13 +57,13 @@ fi # run if only top text provided if [[ -n $TTEXT ]] && [[ -z $BTEXT ]]; then exec ffmpeg -i "$1" -vf "drawtext=fontfile=${FFILE}:text=${TTEXT}:fontcolor=white:borderw=${BSIZE}:fontsize=${FSIZE}:x=(w-text_w)/2:y=${OFFSET}" -an "$2" fi # run if only bottom text provided if [[ -z $TTEXT ]] && [[ -n $BTEXT ]]; then exec ffmpeg -i "$1" -vf "drawtext=fontfile=${FFILE}:text=${BTEXT}:fontcolor=white:borderw=${BSIZE}:fontsize=${FSIZE}:x=(w-text_w)/2:y=(h-text_h)-${OFFSET}" -an "$2" fi # run if both top and bottom text are provided ffmpeg -i "$1" -vf "[in] drawtext=fontfile=${FFILE}:text=${TTEXT}:fontcolor=white:borderw=${BSIZE}:fontsize=${FSIZE}:x=(w-text_w)/2:y=${OFFSET}, drawtext=fontfile=${FFILE}:text=${BTEXT}:fontcolor=white:borderw=${BSIZE}:fontsize=${FSIZE}:x=(w-text_w)/2:y=(h-text_h)-${OFFSET} [out]" -an "$2" -
Oct 3, 2023 . 1 changed file with 11 additions and 0 deletions.There are no files selected for viewing
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -6,6 +6,10 @@ # TTEXT - Text to display at the top of the image # BTEXT - Text to display at the bottom of the image # Exit value index: # 1 - Problem with command arguments # 2 - Problem with output customization # Show how to use the program usage() { printf 'usage: [TTEXT=S] [BTEXT=S] [FFILE=S] [FSIZE=N] [BSIZE=N] %s IN_FILE OUT_FILE\n' "${0##*/}" @@ -35,6 +39,13 @@ if [[ $# -ne 2 ]]; then fi fi # make sure input file exists if ! [[ -f $1 ]]; then printf "error: %s is not a file.\n" "$1" >&2 usage >&2 exit 1 fi # exit if no text would be overlain if [[ -z $TTEXT ]] && [[ -z $BTEXT ]]; then echo 'error: both text fields are empty' >&2 -
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Oct 3, 2023 .There are no files selected for viewing
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -0,0 +1,56 @@ #!/usr/bin/env bash # Initialize variables to customize output : "${FFILE:="${HOME}/.fonts/i/impact.ttf"}" # Let user choose font file : "${FSIZE:=72}" # Let user choose font size in px : "${BSIZE:=5}" # Let user choose stroke size in px # TTEXT - Text to display at the top of the image # BTEXT - Text to display at the bottom of the image # Show how to use the program usage() { printf 'usage: [TTEXT=S] [BTEXT=S] [FFILE=S] [FSIZE=N] [BSIZE=N] %s IN_FILE OUT_FILE\n' "${0##*/}" } usage_long() { usage cat <<EOF FFILE Font to use (default: ${HOME}/.fonts/i/impact.ttf) FSIZE Font size in px (default: 72) BSIZE Stroke size in px (default: 5) TTEXT Top text (optional) BTEXT Bottom text (optional) Due to the way shell strings work, using an apostrophe may require escaping multiple times, e.g.: TTEXT="I\\\\\\\\\'m okay" to display "I'm okay" EOF } # Make sure all fields are full if [[ $# -ne 2 ]]; then if [[ $# -eq 0 ]]; then usage_long exit 0 else printf 'error: wrong number of arguments: got %d, expected 2.\n' "$#" >&2 usage >&2 exit 1 fi fi # exit if no text would be overlain if [[ -z $TTEXT ]] && [[ -z $BTEXT ]]; then echo 'error: both text fields are empty' >&2 usage >&2 exit 2 fi # run if only top text provided if [[ -n $TTEXT ]] && [[ -z $BTEXT ]]; then exec ffmpeg -i "$1" -vf "drawtext=fontfile=${FFILE}:text=${TTEXT}:fontcolor=white:borderw=${BSIZE}:fontsize=${FSIZE}:x=(w-text_w)/2:y=20" -an "$2" fi # run if only bottom text provided if [[ -z $TTEXT ]] && [[ -n $BTEXT ]]; then exec ffmpeg -i "$1" -vf "drawtext=fontfile=${FFILE}:text=${BTEXT}:fontcolor=white:borderw=${BSIZE}:fontsize=${FSIZE}:x=(w-text_w)/2:y=(h-text_h)-20" -an "$2" fi # run if both top and bottom text are provided ffmpeg -i "$1" -vf "[in] drawtext=fontfile=${FFILE}:text=${TTEXT}:fontcolor=white:borderw=${BSIZE}:fontsize=${FSIZE}:x=(w-text_w)/2:y=20, drawtext=fontfile=${FFILE}:text=${BTEXT}:fontcolor=white:borderw=${BSIZE}:fontsize=${FSIZE}:x=(w-text_w)/2:y=(h-text_h)-20 [out]" -an "$2"
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