Filename4B018P261.jpg81703image/jpglittle endianMD57f342c62df62c9dba48f217e4342c008DDBC 475663GrayXerox copy of a Woodblock PrintGazetteer Title青原志略Chapter Title青原志略-青原志略(上)-青原志略卷五-序-送愚者歸青原序Book Number and Page NumberVol. 4,Book 018,Page 261209mm150mm2009-08-13T07:08:58Digital Archives Section 數位典藏, Library and Information Center 圖書資訊館,Dharma Drum Buddhist College 法鼓佛教學院, Taiwanreflection print scannerSHARPAR-M316AR-M31675048877600600ColorTriLinearnormal*2009-07-31T01:12:38Initial CaptureDigital Archives Section 數位典藏, Library and Information Center 圖書資訊館,Dharma Drum Buddhist College 法鼓佛教學院, TaiwanImprove image clarity and readability, add DDBC watermark,and create file of suitable size/quality for distributionImageMagick6.4.5Ubuntu GNU/Linux9.04crop away the blank edges;
convert tiff to jpg, convert quality to 72;
resize to 25%;
apply sigmoidal-contrast filter - 5x25%;
apply sigmoidal-contrast filter - 6x100%;
Add DDBC watermark
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