which Tiff Compression is best for icr

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  • Last Post 29 January 2015
asciiman posted this 20 January 2015

hi

I will save scanned image for ICR. Which format is best

    // Summary:
    //     No compression
    TiffCompressionNONE = 1,
    //
    // Summary:
    //     CCITT modified Huffman RLE
    TiffCompressionRLE = 2,
    //
    // Summary:
    //     CCITT Group 3 fax encoding
    TiffCompressionCCITT3 = 3,
    //
    // Summary:
    //     CCITT Group 4 fax encoding
    TiffCompressionCCITT4 = 4,
    //
    // Summary:
    //     Lempel-Ziv and Welch
    TiffCompressionLZW = 5,
    //
    // Summary:
    //     !6.0 JPEG
    TiffCompressionOJPEG = 6,
    //
    // Summary:
    //     %JPEG DCT compression
    TiffCompressionJPEG = 7,
    //
    // Summary:
    //     Deflate compression,as recognized by Adobe
    TiffCompressionADOBEDEFLATE = 8,
    //
    // Summary:
    //     NeXT 2-bit RLE
    TiffCompressionNEXT = 32766,
    //
    // Summary:
    //     #1 w/ word alignment
    TiffCompressionCCITTRLEW = 32771,
    //
    // Summary:
    //     Macintosh RLE
    TiffCompressionPACKBITS = 32773,
    //
    // Summary:
    //     ThunderScan RLE
    TiffCompressionTHUNDERSCAN = 32809,
    //
    // Summary:
    //     Deflate compression
    TiffCompressionDEFLATE = 32946,
    //
    // Summary:
    //     Uses CCITT4 compression for bitonal image and LZW for others. TiffCompressionAUTO
    //     allows to mix compression in a multipage tiff document.
    TiffCompressionAUTO = 65536,

Lilya Chesnova posted this 29 January 2015

Hi,

We do not have any special recommendation concerning tiff compression for ICR. The list of supported tiff formats please see in documentation and the common recommendations on how to obtain the best quality images for recognition please see in article source Image Recommendations

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