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(Perl) Compress String Feed to Base64This example receives incoming text data in chunks, compresses as a stream, and accumulates the compressed data in base64. Note: This example requires Chilkat v11.0.0 or greater.
use chilkat(); $success = 0; # This example assumes the Chilkat API to have been previously unlocked. # See Global Unlock Sample for sample code. $sbCompressedBase64 = chilkat::CkStringBuilder->new(); $compress = chilkat::CkCompression->new(); $compress->put_Algorithm("deflate"); $compress->put_Charset("utf-8"); $compress->put_EncodingMode("base64"); $compress->put_FirstChunk(1); $compress->put_LastChunk(0); $bdCompressed = chilkat::CkBinData->new(); $sbUncompressedChunk = chilkat::CkStringBuilder->new(); for ($i = 0; $i <= 24; $i++) { if ($i == 24) { $compress->put_LastChunk(1); } $sbUncompressedChunk->Clear(); $sbUncompressedChunk->AppendInt($i); $sbUncompressedChunk->Append(": This is a line of data to be compressed...\r\n"); $compress->CompressSb($sbUncompressedChunk,$bdCompressed); $compress->put_FirstChunk(0); } print "The base64 encoded compressed text:" . "\r\n"; print $bdCompressed->getEncoded("base64") . "\r\n"; # Decompress in one call: $originalText = $compress->decompressStringENC($bdCompressed->getEncoded("base64")); print $originalText . "\r\n"; |
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