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Chapter 6 8-Bit Raster Images (DFR8 API)

6.1 Chapter Overview
6.2 The 8-Bit Raster Data Model
6.2.1 Required 8-Bit Raster Image Data Set Objects
6.2.1.1 8-Bit Raster Image Data Representation
6.2.1.2 8-Bit Raster Image Dimension
6.2.2 Optional 8-Bit Raster Image Data Set Objects
6.2.2.1 Palettes
6.2.3 Compression Method
6.3 The 8-Bit Raster Image Interface
6.3.1 8-Bit Raster Image Library Routines
6.4 Writing 8-Bit Raster Images
6.4.1 Storing a Raster Image: DFR8putimage and DFR8addimage
6.4.2 Adding a Palette to an RIS8 Object: DFR8setpalette
6.4.3 Compressing 8-Bit Raster Image Data: DFR8setcompress
6.4.4 Specifying the Reference Number of an RIS8: DFR8writeref
6.5 Reading 8-Bit Raster Images
6.5.1 Reading a Raster Image: DFR8getimage
6.5.2 Querying the Dimensions of an 8-Bit Raster Image: DFR8getdims
6.5.3 Reading an Image with a Given Reference Number: DFR8readref
6.5.4 Specifying the Next 8-Bit Raster Image to be Read: DFR8restart
6.6 8-Bit Raster Image Information Retrieval Routines
6.6.1 Querying the Total Number of 8-Bit Raster Images: DFR8nimages
6.6.2 Determining the Reference Number of the Most-Recently-Accessed 8-Bit Raster Image: DFR8lastref
6.6.3 Determining the Reference Number of the Palette of the Most-Recently-Accessed 8-Bit Raster Image: DFR8getpalref
6.7 RIS8 Backward Compatibility Issues
6.7.1 Attribute "long_name" Included in HDF for netCDF Compatibility
6.7.2 Raster Image Group Implementation with New RIS8 Tags


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HDF User's Guide - 07/21/98, NCSA HDF Development Group.