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EdmiError edmiCompressFile(SdaiString uncompressedFile,
SdaiString compressedFile,
SdaiInteger tradeOff,
SdaiReal *rate);
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Compress a file on the file system.
Arguments
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| Type | Name | Comment |
| 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. |
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Return Value
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Options
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Example
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EdmiError rstat; SdaiReal rate; SdaiString file = "c:/home/johnny/b43_765.stp"; |
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SdaiString compFile = "c:/home/johnny/ b43_765.stp.zip"; |
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. . . |
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/* Compress */ |
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if (rstat = edmiCompressFile(file, compFile, 4, &rate)) { |
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printf("\nError %d in edmiCompressFile: %s", rstat, |
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edmiGetErrorText(rstat)); |
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goto error; |
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} printf("\nCompressed %s with Compression Rate: %f", file, rate); |
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. . |
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. /* Uncompress */ |
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if (rstat = edmiUncompressFile(compFile, file, &rate)) { |
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printf("\nError %d in edmiUncompressFile: %s", rstat, |
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edmiGetErrorText(rstat)); |
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goto error; |
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} printf("\nUncompressed %s, Compression Rate: %f", compFile, rate); |
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. . . |
See also
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