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CODE16K fixes; separator default 1; raster/vector.c quiet_zones, output.c; #191
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36 changed files with 1791 additions and 675 deletions
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@ -49,11 +49,11 @@ matrix: A matrix symbol is one based on a (usually square) grid of elements.
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Examples include Data Matrix, but Maxicode and DotCode are also
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considered matrix symbologies.
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x-dimension: The x-dimension of a symbol is size (usually the width) of the
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X-dimension: The X-dimension of a symbol is size (usually the width) of the
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smallest element. For a linear symbology this is the width of the
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smallest bar. The default size of the x-dimension in a raster image
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smallest bar. The default size of the X-dimension in a raster image
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is 2 pixels. Many symbologies have a fixed width-to-height ratio where
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the height is expressed as a multiple of the x-dimension.
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the height is expressed as a multiple of the X-dimension.
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composite: A composite symbology is one which is made up of elements which are
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both linear and stacked. Those currently supported are made up of a
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@ -211,6 +211,7 @@ Escape Character | ASCII Equivalent | Interpretation
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\e | 0x1B | Escape
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\G | 0x1D | Group Selector
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\R | 0x1E | Record Selector
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\\ | 0x5C | Backslash
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\xNN | 0xNN | Any other 8-bit character
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| | where NN is hexadecimal
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--------------------------------------------------------------------
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@ -411,8 +412,8 @@ with raster image (PNG, BMP, GIF and PCX) output.
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4.9 Adjusting image size
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------------------------
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The scale of the image can be altered using the --scale= option followed by a
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multiple of the default x-dimension. The default x-dimension is 2 pixels. For
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example for PNG images a scale of 5 will increase the x-dimension to 10 pixels.
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multiple of the default X-dimension. The default X-dimension is 2 pixels. For
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example for PNG images a scale of 5 will increase the X-dimension to 10 pixels.
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4.10 Input modes
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----------------
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@ -451,7 +452,7 @@ Rectangular Micro QR Code, Han Xin Code and Grid Matrix for binary and Latin
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data, maximizing density. This is achieved by using compression designed for
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Kanji characters, however some decoders take blocks which are encoded this
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way and interpret them as Kanji characters, typically by applying a
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transformation to UTF8 and thus causing data corruption. Symbols encoded
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transformation to UTF-8 and thus causing data corruption. Symbols encoded
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with this option should be checked against decoders before they are used.
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The popular open-source ZXing decoder is known to exhibit this behaviour.
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@ -517,8 +518,8 @@ ECI Code | Character Encoding Scheme
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Three examples:
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Ex1: The Euro sign can be encoded in ISO-8859-15.
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The Euro-Sign has the ISO8859-15 codepoint hex A4.
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It is encoded in utf-8 as the hex sequence: e2 82 ac
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The Euro-Sign has the ISO-8859-15 codepoint hex A4.
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It is encoded in UTF-8 as the hex sequence: e2 82 ac
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Those 3 bytes are contained in the file "utf8euro.txt"
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This command will generate the corresponding code:
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@ -626,7 +627,7 @@ Matrix codes can be rendered as a series of dots or circles rather than the
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normal squares by using the --dotty option. This option is only available for
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matrix symbologies, and is automatically selected for DotCode. The size of
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the dots can be adjusted using the --dotsize= option followed by the radius
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of the dot, where that radius is given as a multiple of the x-dimension.
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of the dot, where that radius is given as a multiple of the X-dimension.
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4.15 Help options
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-----------------
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@ -817,7 +818,7 @@ whitespace_width | integer | Whtespace width. | 0
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border_width | integer | Border width. | 0
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output_options | integer | Set various output file | (none)
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| | parameters (see section |
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| | 5.8). [2] |
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| | 5.8). |
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fgcolour | character | Foreground (ink) colour as | "000000"
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| string | RGB hexadecimal string. |
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| | Must be 6 characters |
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@ -832,7 +833,8 @@ outfile | character | Contains the name of the | "out.png"
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| string | file to output a result- |
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| | ing barcode symbol to. |
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| | Must end in .png, .gif, |
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| | .eps, .pcx, .svg or .txt |
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| | .bmp, .emf, .eps, .pcx, |
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| | .svg, .tif or .txt |
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option_1 | integer | Symbol specific options. | (automatic)
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option_2 | integer | Symbol specific options. | (automatic)
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option_3 | integer | Symbol specific options. | (automatic)
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@ -840,8 +842,8 @@ scale | float | Scale factor for adjusting | 1.0
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| | size of image. |
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input_mode | integer | Set encoding of input data | UNICODE_MODE
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| | (see section 5.9) |
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eci | integer | Extended Channel Interpre- | 3
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| | tation mode. |
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eci | integer | Extended Channel Interpre- | 0 (none)
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| | tation code. |
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primary | character | Primary message data for | NULL
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| string | more complex symbols. |
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text | unsigned | Human readable text, which | NULL
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@ -1084,10 +1086,10 @@ Value |
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5.8 Adjusting other output options
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----------------------------------
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The output_options variable can be used to adjust various aspects of the output
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file. To select more than one option from the table below simply add them
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file. To select more than one option from the table below simply or them
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together when adjusting this value:
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my_symbol->output_options += BARCODE_BIND + READER_INIT;
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my_symbol->output_options |= BARCODE_BIND | READER_INIT;
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--------------------------------------------------------------------------------
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Value | Effect
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@ -1104,7 +1106,7 @@ BOLD_TEXT | Embolden the human readable text.
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CMYK_COLOUR | Select the CMYK colour space option for encapsulated
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| PostScript files.
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BARCODE_DOTTY_MODE | Plot a matrix symbol using dots rather than squares.
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GS1_GS_SEPARATOR | Use GS instead FNC1 as GS1 separator.
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GS1_GS_SEPARATOR | Use GS instead FNC1 as GS1 separator (Data Matrix).
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--------------------------------------------------------------------------------
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5.9 Setting the Input Mode
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@ -1546,11 +1548,11 @@ error = ZBarcode_Encode(my_symbol, "That");
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error = ZBarcode_Print(my_symbol);
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The stacked barcode rows can be separated by row separator bars by specifying
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--bind (output_options |= BARCODE_BIND). The height of the row separator bars
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in x-dimension multiples (default 2, minimum 1, maximum 4) can be set by
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--bind (output_options |= BARCODE_BIND). The height of the row separator bars in
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multiples of the X-dimension (minimum and default 1, maximum 4) can be set by
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--separator= (option_3):
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zind --bind --separator=1 -d 'This' -d 'That'
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zind --bind --separator=2 -d 'This' -d 'That'
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A more sophisticated method is to use some type of line indexing which indicates
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to the barcode reader which order the symbols should be read. This is
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@ -1919,9 +1921,9 @@ Input | Symbol Size
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DMRE symbol sizes may be activated in automatic size mode using the option
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--dmre or by the API option_3 = DM_DMRE
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GS1 symbology may use FNC1 (preferred) or GS as separator.
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GS1 data may be encoded using FNC1 (preferred) or GS as separator.
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Use the option --gssep to change to GS or use the API
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output_options+=GS1_GS_SEPARATOR
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output_options |= GS1_GS_SEPARATOR
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6.6.2 QR Code (ISO 18004)
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-------------------------
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