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edmiCompressFile

edmiCompressFile

Owned by Former user (Deleted)
Last updated: Dec 11, 2017
EdmiError edmiCompressFile(SdaiString  uncompressedFile,
                            SdaiString  compressedFile, 
                            SdaiInteger tradeOff, 
                            SdaiReal    *rate);

Compress a file on the file system.

Arguments

TypeNameComment
SdaiString

uncompressedFile

Name of the file to be compressed,

SdaiString

compressedFile

Name of the compressed file.

SdaiInteger

tradeOff

Integer number between 1 and 9. Optimizes on speed and compression rate respectively.

SdaiReal

*rate

Returns the compression rate.

Return Value

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Options

  

 

Example

 

 EdmiError rstat;
 SdaiReal rate;
 SdaiString file = "c:/home/johnny/b43_765.stp";
 SdaiString compFile = "c:/home/johnny/ b43_765.stp.zip";
 . . .
 /* Compress */
 if (rstat = edmiCompressFile(file, compFile, 4, &rate)) {
 printf("\nError %d in edmiCompressFile: %s", rstat,
 edmiGetErrorText(rstat)); 
 goto error; 
 }
 printf("\nCompressed %s with Compression Rate: %f", file, rate);
 . . .
  
 /* Uncompress */
 if (rstat = edmiUncompressFile(compFile, file, &rate)) {
 printf("\nError %d in edmiUncompressFile: %s", rstat,
 edmiGetErrorText(rstat)); 
 goto error; 
 }
 printf("\nUncompressed %s, Compression Rate: %f", compFile, rate);
 . . .

 

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