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ermapper_format [2011/03/13 20:30] hermann |
ermapper_format [2015/09/24 20:56] (current) admin |
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| The [[http://www.erdas.com/products/ERDASERMapper/ERDASERMapper/Details.aspx|ERMapper]] map format is implemented by Dinamica EGO as follows: | The [[http://www.erdas.com/products/ERDASERMapper/ERDASERMapper/Details.aspx|ERMapper]] map format is implemented by Dinamica EGO as follows: | ||
| - | * Maps are represnted using two different files: | + | * Maps are represented using two different files: |
| - | * The header file uses the extension ".ers" and stores the map metadata. | + | * The header file uses the extension ".ers" and stores the map meta data. |
| * The data file does not use an extension and stores the cells from all map layers interlaced by lines. Compression is never used. | * The data file does not use an extension and stores the cells from all map layers interlaced by lines. Compression is never used. | ||
| * Due to format limitations, maps whose cells are represented using 1 bit per cell are written using 8 bits per cell, unsigned. | * Due to format limitations, maps whose cells are represented using 1 bit per cell are written using 8 bits per cell, unsigned. | ||
| - | * Blanks in layer names are automagically replaced by "_" (underscore) when reading maps. | + | * Blanks in layer names are automatically replaced by "_" (underscore) when reading maps. |
| - | * It is not possible to read or write maps bigger than 4 Gbytes (4294967296 bytes) even on Dinamica EGO 64. | ||
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| ===== Header Format ===== | ===== Header Format ===== | ||