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Diffstat (limited to 'spamassassin/fuzzyocr/FuzzyOcr.cf')
| -rw-r--r-- | spamassassin/fuzzyocr/FuzzyOcr.cf | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/spamassassin/fuzzyocr/FuzzyOcr.cf b/spamassassin/fuzzyocr/FuzzyOcr.cf new file mode 100644 index 0000000..c750384 --- /dev/null +++ b/spamassassin/fuzzyocr/FuzzyOcr.cf @@ -0,0 +1,124 @@ +loadplugin FuzzyOcr /etc/spamassassin/FuzzyOcr.pm +body FUZZY_OCR eval:fuzzyocr_check() +describe FUZZY_OCR Mail contains an image with common spam text inside +body FUZZY_OCR_WRONG_CTYPE eval:dummy_check() +describe FUZZY_OCR_WRONG_CTYPE Mail contains an image with wrong content-type set +body FUZZY_OCR_CORRUPT_IMG eval:dummy_check() +describe FUZZY_OCR_CORRUPT_IMG Mail contains a corrupted image +body FUZZY_OCR_KNOWN_HASH eval:dummy_check() +describe FUZZY_OCR_KNOWN_HASH Mail contains an image with known hash + +priority FUZZY_OCR 900 + +########### Plugin Configuration ############# + +#### Logging options ##### +# Verbosity level (see manual) Attention: Don't set to 0, but to 0.0 for quiet operation. (Default value: 1) +#focr_verbose 1 +#focr_verbose 1 +focr_verbose 2 +# +# Logfile (make sure it is writable by the plugin) (Default value: /etc/mail/spamassassin/FuzzyOcr.log) +# obsoleted by weasel +#focr_logfile /var/lib/FuzzyOcr/log +########################## + +##### Wordlists ##### +# Here we defined the words to scan for (Default value: /etc/mail/spamassassin/FuzzyOcr.words) +focr_global_wordlist /etc/spamassassin/FuzzyOcr.words +# +# This is the path RELATIVE to the respektive home directory for the personalized list +# This list is merged with the global word list on execution (Default value: .spamassassin/fuzzyocr.words) +#focr_personal_wordlist .spamassassin/fuzzyocr.words +##################### + +# Set this to 1 if you are running a version < 3.1.4. +# This will disable a function used in conjunction with animated gifs that isn't available in earlier versions (Default value: 0.0) +#focr_pre314 0.0 + +# These parameters can be used to change other detection settings +# If you leave these commented out, the defaults will be used. +# Do not use " " around any parameters! +# +##### Location of helper applications (path + binary) (Default values: /usr/bin/<app>) ##### +#focr_bin_giffix /usr/bin/giffix +#focr_bin_giftext /usr/bin/giftext +#focr_bin_gifasm /usr/bin/gifasm +#focr_bin_gifinter /usr/bin/gifinter +#focr_bin_giftopnm /usr/bin/giftopnm +#focr_bin_jpegtopnm /usr/bin/jpegtopnm +#focr_bin_pngtopnm /usr/bin/pngtopnm +#focr_bin_ppmhist /usr/bin/ppmhist +#focr_bin_convert /usr/bin/convert +#focr_bin_identify /usr/bin/identify +#focr_bin_gocr /usr/bin/gocr +############################################################################################ + +##### Scansets, comma seperated (Default value: $gocr -i -, $gocr -l 180 -d 2 -i -) ##### +# Each scanset consists of one or more commands which make text out of pnm input. +# Each scanset is run seperately on the PNM data, results are combined in scoring. +#focr_scansets $gocr -i -, $gocr -l 180 -d 2 -i - +# +# To use only one scan with default values, uncomment the next line instead +#focr_scansets $gocr -i - +# +# Some example for more advanced sets +# Thisone uses the first the standard scan, then a scanset which first reduces the image to 3 colors and then scans it with custom settings +# and then it scans again only with these custom settings +# NOTE: This is for advanced users only, if you have questions how to use this, ask on the ML or on IRC +#focr_scansets $gocr -i -, pnmnorm 2>$errfile | pnmquant 3 2>>$errfile | pnmnorm 2>>$errfile | $gocr -l 180 -d 2 -i -, $gocr -l 180 -d 2 -i - +######################################################################################### + +##### Various Score/Scan settings ##### +# Timeout for the plugin, in seconds. (Maximum runtime of the plugin) (Default value: 10) +#focr_timeout 10 +focr_timeout 30 +# +# Default detection treshold (see manual) (Default value: 0.3) (Can be changed on a per word basis in the wordlist). +#focr_threshold 0.3 +# +# This is the score for a hit after focr_counts_required matches +#focr_base_score 4 +focr_base_score 1 +# +# This is the additional score for every additional match after focr_counts_required matches (Default value: 1) +#focr_add_score 1 +focr_add_score 0.1 +# +# This is the score to give for a wrong content-type (e.g. JPEG image but content type says GIF) (Default value: 1.5) +#focr_wrongctype_score 1.5 +focr_wrongctype_score 0.5 +# +# This is the score to give for a corrupted image (This currently affects only GIF images) (Default value: 2.5) +#focr_corrupt_score 2.5 +focr_corrupt_score 0.5 +# +# This is the score to give for a corrupted unfixable image (This currently affects only GIF images) (Default value: 5) +#focr_corrupt_unfixable_score 5 +focr_corrupt_unfixable_score 0.5 +# +# This is used to disable the OCR engine if the message has already more points than this value (Default value: 10) +#focr_autodisable_score 10 +# +# Number of minimum matches before the rule scores (Default value: 2) +#focr_counts_required 2 +# +# Specifies, how many frames an animated gif must contain, so the second (less resource consuming) animated gif test is used. (Default value: 5) +#focr_gif_max_frames 5 + +####################################### + +##### Image Hash Database settings (Experimental, disabled by default) ##### +# +# Set this to 1 to enable the Image Hash database feature (Default value: 0.0) +#focr_enable_image_hashing 0.0 +# +# The score is saved with the hash in the database, so no extra scoring for a db hit is required. +# +# If the image hash database feature is enabled, specify the file here to use as database (Default value: /etc/mail/spamassassin/FuzzyOcr.hashdb) +#focr_digest_db /etc/mail/spamassassin/FuzzyOcr.hashdb +# +# Automatically add hashes of spam images recognized by OCR to the Image Hash database, to disable, set to 0.0 (Default value: 1) +#focr_hashing_learn_scanned 1 +# +###################################################################### |