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(C) Ascii85 Encoding and DecodingDemonstrates ascii85 encoding and decoding. Note: Requires Chilkat v9.5.0.79 or greater.
#include <C_CkStringBuilder.h> #include <C_CkBinData.h> void ChilkatSample(void) { HCkStringBuilder sb; BOOL success; const char *encodedAscii85; HCkBinData bd; // First demonstrate encoding strings to ascii85 and back. sb = CkStringBuilder_Create(); success = CkStringBuilder_Append(sb,"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."); encodedAscii85 = CkStringBuilder_getEncoded(sb,"ascii85","utf-8"); printf("%s\n",encodedAscii85); // Result is: 9jqo^BlbD-BleB1DJ+*+F(f,q/0JhKF<GL>Cj@.4 ... DII?(E,9)oF*2M7/c // Decode back to the original: CkStringBuilder_Clear(sb); CkStringBuilder_Append(sb,encodedAscii85); success = CkStringBuilder_Decode(sb,"ascii85","utf-8"); printf("Original:\n"); printf("%s\n",CkStringBuilder_getAsString(sb)); // ---- Now encode binary data to ascii85 ---- bd = CkBinData_Create(); success = CkBinData_LoadFile(bd,"qa_data/jpg/starfish20.jpg"); encodedAscii85 = CkBinData_getEncoded(bd,"ascii85"); printf("%s\n",encodedAscii85); // Result is: s4IA0!"_al8O`[\!<E0k!([(is8E!F7VQ[M+Eqj?FED)3+C]U=6"Fn ... // Decode... CkBinData_Clear(bd); CkBinData_AppendEncoded(bd,encodedAscii85,"ascii85"); success = CkBinData_WriteFile(bd,"qa_output/starfish20.jpg"); CkStringBuilder_Dispose(sb); CkBinData_Dispose(bd); } |
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