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https://git.code.sf.net/p/seeddms/code
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fix formatting
This commit is contained in:
Uwe Steinmann
parent
00e6a22dbd
commit
ed36b88a09
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@ -29,46 +29,46 @@ php-fpm's configuration. On Debian this is done in the file
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### text/plain, text/csv, application/csv
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`cat '%s'`
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`cat '%s'`
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### application/pdf
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`pdftotext -q -nopgbrk %s - | sed -e 's/ [a-zA-Z0-9.]\{1\} / /g' -e 's/[0-9.]//g'`
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`pdftotext -q -nopgbrk %s - | sed -e 's/ [a-zA-Z0-9.]\{1\} / /g' -e 's/[0-9.]//g'`
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If pdftotext takes too long on large document you may want to pass parameter
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`-l` to specify the last page to be converted. `-q` is for suppressing error/warnings
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send to stderr
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If pdftotext takes too long on large document you may want to pass parameter
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`-l` to specify the last page to be converted. `-q` is for suppressing error/warnings
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send to stderr
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`mutool draw -F txt -q -N -o - %s `
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`mutool draw -F txt -q -N -o - %s `
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### application/vnd.openxmlformats-officedocument.wordprocessingml.document
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`docx2txt '%s' -`
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`docx2txt '%s' -`
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### application/msword
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`catdoc %s`
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`catdoc %s`
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### application/vnd.oasis.opendocument.text
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`odt2txt %s`
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`odt2txt %s`
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### application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
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`xlsx2csv -d tab %s`
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`xlsx2csv -d tab %s`
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### application/vnd.ms-excel
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`xls2csv -d tab %s`
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`xls2csv -d tab %s`
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### text/html
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`html2text %s`
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`html2text %s`
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Many office formats can be converted with `unoconv`, though this turned
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out in the past to sometimes crash or taking a long time.
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`unoconv -d document -f txt --stdout '%s'`
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`unoconv -d document -f txt --stdout '%s'`
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Apache Tika is another option for creating plain text from various document
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types. Just use `curl` to send the document to your tika server and get the
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@ -81,49 +81,49 @@ image.
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## Conversion to pdf for pdf preview
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* text/plain, text/csv, application/csv, application/vnd.oasis.opendocument.text application/msword, application/vnd.wordperfect, text/rtf
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### text/plain, text/csv, application/csv, application/vnd.oasis.opendocument.text application/msword, application/vnd.wordperfect, text/rtf
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`unoconv -d document -f pdf --stdout -v '%f' > '%o'`
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`unoconv -d document -f pdf --stdout -v '%f' > '%o'`
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* image/png, image/jpg, image/jpeg
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### image/png, image/jpg, image/jpeg
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`convert -density 300 '%f' 'pdf:%o'`
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`convert -density 300 '%f' 'pdf:%o'`
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Actually `convert` can be used for many other image formats.
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Actually `convert` can be used for many other image formats.
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* image/svg+xml
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### image/svg+xml
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`cairosvg -f pdf -o '%o' '%f'`
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`cairosvg -f pdf -o '%o' '%f'`
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* application/vnd.ms-powerpoint, application/vnd.openxmlformats-officedocument.presentationml.presentation, application/vnd.oasis.opendocument.presentation
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### application/vnd.ms-powerpoint, application/vnd.openxmlformats-officedocument.presentationml.presentation, application/vnd.oasis.opendocument.presentation
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`unoconv -d presentation -f pdf --stdout -v '%f' > '%o'`
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`unoconv -d presentation -f pdf --stdout -v '%f' > '%o'`
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* application/vnd.ms-excel, application/vnd.openxmlformats-officedocument.spreadsheetml.sheet, application/vnd.oasis.opendocument.spreadsheet
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### application/vnd.ms-excel, application/vnd.openxmlformats-officedocument.spreadsheetml.sheet, application/vnd.oasis.opendocument.spreadsheet
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`unoconv -d spreadsheet -f pdf --stdout -v '%f' > '%o'`
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`unoconv -d spreadsheet -f pdf --stdout -v '%f' > '%o'`
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* message/rfc822
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### message/rfc822
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`java -jar emailconverter-2.5.3-all.jar '%f' -o '%o'`
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`java -jar emailconverter-2.5.3-all.jar '%f' -o '%o'`
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The emailconverter can be obtained from https://github.com/nickrussler/email-to-pdf-converter
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It requires `wkhtmltopdf` which is part of debian.
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The emailconverter can be obtained from https://github.com/nickrussler/email-to-pdf-converter
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It requires `wkhtmltopdf` which is part of debian.
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* text/plain
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### text/plain
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`iconv -c -f utf-8 -t latin1 '%f' | a2ps -1 -q -a1 -R -B -o - - | ps2pdf - -`
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`iconv -c -f utf-8 -t latin1 '%f' | a2ps -1 -q -a1 -R -B -o - - | ps2pdf - -`
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The parameter `-q` is important because a2ps sends some statistical
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data to stderr, which makes SeedDMS believe the command has failed.
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The parameter `-q` is important because a2ps sends some statistical
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data to stderr, which makes SeedDMS believe the command has failed.
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* application/x-xopp
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### application/x-xopp
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`xournalpp -p "%o" "%f"`
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`xournalpp -p "%o" "%f"`
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Converting from application/x-xopp to pdf only works if the xopp file
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does not use a pdf document as a background, because this pdf is not
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stored in the xopp fіle.
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Converting from application/x-xopp to pdf only works if the xopp file
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does not use a pdf document as a background, because this pdf is not
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stored in the xopp fіle.
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## Conversion to png for preview images
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@ -143,64 +143,64 @@ needed if the output goes to stdout.
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### image/jpg, image/jpeg, image/png
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`convert -resize %wx '%f' 'png:%o'`
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`convert -resize %wx '%f' 'png:%o'`
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* image/svg+xml
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### image/svg+xml
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`cairosvg -f png --output-width %w -o '%o' '%f'`
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`cairosvg -f png --output-width %w -o '%o' '%f'`
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* text/plain
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### text/plain
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`convert -density 100 -resize %wx 'text:%f[0]' 'png:%o'`
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`convert -density 100 -resize %wx 'text:%f[0]' 'png:%o'`
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* application/pdf
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### application/pdf
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`gs -dBATCH -dNOPAUSE -sDEVICE=png16m -dPDFFitPage -r72x72 -sOutputFile=- -dFirstPage=1 -dLastPage=1 -q '%f' | convert -resize %wx png:- '%o'`
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`gs -dBATCH -dNOPAUSE -sDEVICE=png16m -dPDFFitPage -r72x72 -sOutputFile=- -dFirstPage=1 -dLastPage=1 -q '%f' | convert -resize %wx png:- '%o'`
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`convert -density 100 -resize %wx '%f[0]' 'png:%o'`
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`convert -density 100 -resize %wx '%f[0]' 'png:%o'`
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`mutool draw -F png -w %w -q -N -o '%o' '%f' 1`
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`mutool draw -F png -w %w -q -N -o '%o' '%f' 1`
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`pdftocairo '%f' -png -singlefile -scale-to-x %w -scale-to-y -1 - > '%o'`
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`pdftocairo '%f' -png -singlefile -scale-to-x %w -scale-to-y -1 - > '%o'`
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`pdftocairo` needs to output to stdout because the output file name passed
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to pdftocairo will be suffixed with `.png`
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`pdftocairo` needs to output to stdout because the output file name passed
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to pdftocairo will be suffixed with `.png`
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* application/postscript
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### application/postscript
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`convert -density 100 -resize %wx '%f[0]' 'png:%o'`
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`convert -density 100 -resize %wx '%f[0]' 'png:%o'`
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* text/plain
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### text/plain
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iconv -c -f utf-8 -t latin1 '%f' | a2ps -1 -q -a1 -R -B -o - - | gs -dBATCH -dNOPAUSE -sDEVICE=png16m -dFirstPage=1 -dLastPage=1 -dPDFFitPage -r72x72 -sOutputFile=- -q - | convert -resize %wx png:- 'png:%o'
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`iconv -c -f utf-8 -t latin1 '%f' | a2ps -1 -q -a1 -R -B -o - - | gs -dBATCH -dNOPAUSE -sDEVICE=png16m -dFirstPage=1 -dLastPage=1 -dPDFFitPage -r72x72 -sOutputFile=- -q - | convert -resize %wx png:- 'png:%o'`
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On Linux systems you will have to set the desired value in /etc/papersize for a2ps
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e.g. a4, or letter. Unfortunately, a2ps cannot process utf-8 encoded files. That's
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why the input needs to be recoded with iconv or recode.
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On Linux systems you will have to set the desired value in /etc/papersize for a2ps
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e.g. a4, or letter. Unfortunately, a2ps cannot process utf-8 encoded files. That's
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why the input needs to be recoded with iconv or recode.
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* application/msword, application/vnd.oasis.opendocument.spreadsheet, application/vnd.oasis.opendocument.text, application/vnd.openxmlformats-officedocument.spreadsheetml.sheet, application/vnd.ms-excel, application/vnd.openxmlformats-officedocument.wordprocessingml.document, text/rtf, application/vnd.ms-powerpoint, text/csv, application/csv, application/vnd.wordperfect,
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### application/msword, application/vnd.oasis.opendocument.spreadsheet, application/vnd.oasis.opendocument.text, application/vnd.openxmlformats-officedocument.spreadsheetml.sheet, application/vnd.ms-excel, application/vnd.openxmlformats-officedocument.wordprocessingml.document, text/rtf, application/vnd.ms-powerpoint, text/csv, application/csv, application/vnd.wordperfect,
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`unoconv -d document -e PageRange=1 -f pdf --stdout -v '%f' | gs -dBATCH -dNOPAUSE -sDEVICE=pngalpha -dPDFFitPage -r72x72 -sOutputFile=- -dFirstPage=1 -dLastPage=1 -q - | convert -resize %wx png:- 'png:%o'`
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* video/webm, video/mp4
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### video/webm, video/mp4
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This will take 12th frame of a video and converts into a png. It requires
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ffmpeg to be installed.
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This will take 12th frame of a video and converts into a png. It requires
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ffmpeg to be installed.
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`convert -resize %wx "%f[12]" "png:%o"`
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`convert -resize %wx "%f[12]" "png:%o"`
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You may as well use ffmpeg right away
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You may as well use ffmpeg right away
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`ffmpeg -i "%f" -ss 00:00:02 -frames:v 1 -loglevel quiet -vf scale=%w:-1 -f apng "%o"`
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`ffmpeg -i "%f" -ss 00:00:02 -frames:v 1 -loglevel quiet -vf scale=%w:-1 -f apng "%o"`
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* audio/mpeg
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### audio/mpeg
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`sox "%f" -n spectrogram -x 600 -Y 550 -r -l -o - | convert -resize %wx png:- "png:%o"`
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`sox "%f" -n spectrogram -x 600 -Y 550 -r -l -o - | convert -resize %wx png:- "png:%o"`
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* application/x-xopp
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### application/x-xopp
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`xournalpp -i "%o" --export-png-width=%w "%f"`
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`xournalpp -i "%o" --export-png-width=%w "%f"`
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Converting from application/x-xopp to png only works if the xopp file
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does not use a pdf document as a background, because this pdf is not
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stored in the xopp fіle.
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Converting from application/x-xopp to png only works if the xopp file
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does not use a pdf document as a background, because this pdf is not
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stored in the xopp fіle.
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