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(Lianja) Ascii85 Encoding and DecodingDemonstrates ascii85 encoding and decoding. Note: Requires Chilkat v9.5.0.79 or greater.
// First demonstrate encoding strings to ascii85 and back. loSb = createobject("CkStringBuilder") llSuccess = loSb.Append("Man is distinguished, not only by his reason, but by this singular passion from other animals, which is a lust of the mind, that by a perseverance of delight in the continued and indefatigable generation of knowledge, exceeds the short vehemence of any carnal pleasure.") lcEncodedAscii85 = loSb.GetEncoded("ascii85","utf-8") ? lcEncodedAscii85 // Result is: 9jqo^BlbD-BleB1DJ+*+F(f,q/0JhKF<GL>Cj@.4 ... DII?(E,9)oF*2M7/c // Decode back to the original: loSb.Clear() loSb.Append(lcEncodedAscii85) llSuccess = loSb.Decode("ascii85","utf-8") ? "Original:" ? loSb.GetAsString() // ---- Now encode binary data to ascii85 ---- loBd = createobject("CkBinData") llSuccess = loBd.LoadFile("qa_data/jpg/starfish20.jpg") lcEncodedAscii85 = loBd.GetEncoded("ascii85") ? lcEncodedAscii85 // Result is: s4IA0!"_al8O`[\!<E0k!([(is8E!F7VQ[M+Eqj?FED)3+C]U=6"Fn ... // Decode... loBd.Clear() loBd.AppendEncoded(lcEncodedAscii85,"ascii85") llSuccess = loBd.WriteFile("qa_output/starfish20.jpg") release loSb release loBd |
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