Oracle8 Visual Information Retrieval Cartridge User's Guide Release 1.0.1 A55255-02 |
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# A
File and Compression Formats

Supported File and Compression Formats

The following tables describe the file and compression formats supported by Visual Information Retrieval Cartridge.

To use these tables, find the data format you are interested in, and then determine the supported formats. For example, Table A-1 shows that Visual Information Retrieval Cartridge supports BMP format in monochrome, for read and write access, and in 32-bit RGB for read access.

Table A-1 BMP Data Fomat

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Format | Pixel Format | Support
BMP File Format: `BMPF' File Ext: .bmp | Monochrome 4-bit LUT 8-bit LUT 16-bit RGB 24-bit RGB 32-bit RGB | Read/Write Read Read/Write Read Read/Write Read
| Compression Format | Support
Choose one of these compression formats: | uncompressed BMPRLE (for 8-bit LUT) | Read/Write Read/Write
| Data Description | Support
Choose one or more of these content formats: | Inverse DIB OS/2 format | Read Read
| Byte Order | Support
| NA | NA

Table A-2 CALS Raster Data Format

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Format | Pixel Format | Support
CALS Raster File Format: `CALS' File Ext: .cal | Monochrome | Read/Write
| Compression Format | Support
| FAX4 (CCITT G4) | Read/Write
| Data Description | Support
| NA | NA
| Byte Order | Support
| NA | NA

Table A-3 GIF Data Format

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Format | Pixel Format | Support
GIF File Format: `GIFF' File Ext: .gif | Monochrome 8-bit LUT | Read Read/Write
| Compression Format | Support
| GIFLZW (LZW) | Read/Write
| Data Description | Support
| NA | NA
| Byte Order | Support
| NA | NA

Table A-4 JFIF Data Format

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Format | Pixel Format | Support
JFIF File Format: `JFIF' File Ext: .jpg | 8-bit grayscale 24-bit RGB | Read/Write Read/Write
| Compression | Support
| JPEG | Read/Write
| Data Description | Support
| NA | NA
| Byte Order | Support
| NA | NA

Table A-5 PCX Data Format

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Format | Pixel Format | Support
PCX v 5 File Format: `PCXF' File Ext: .pcx | Monochrome 2-bit LUT 4-bit LUT 8-bit LUT 1-bit RGB 2-bit RGB 4-bit RGB 8-bit RGB 24-bit RGB | Read Read Read Read Read Read Read Read Read
| Compression Format | Support
| RLE | Read
| Data Description | Support
| NA | NA
| Byte Order | Support
| NA | NA

Table A-6 PICT Data Format

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Format | Pixel Format | Support
PICT v. 1 & 2 File Format: `PICT' File Ext: .pct | Monochrome 2-bit LUT 4-bit LUT 8-bit LUT 16-bit RGB 24-bit RGB | Read/Write Read Read Read/Write Read Read/Write
| Compression Format | Support
Choose one of these compression formats: | Packbits JPEG (8-bit gray & RGB) | Read/Write Read/Write
| Data Description | Support
Choose one or more of these content formats: | vector/object graphics | Not supported
| Byte Order | Support
| NA | NA

Table A-7 Sun Raster Data Format

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Format | Pixel Format | Support
Sun Raster File Format: `RASF' File Ext: .ras | Monochrome 8-bit grayscale 8-bit LUT 24-bit RGB | Read/Write Read/Write Read/Write Read/Write
| Compression Format | Support
Choose one of these compression formats: | (uncompressed) SUNRLE (RLE) | Read/Write Read/Write
| Data Description | Support
| NA | NA
| Byte Order | Support
| NA | NA

Table A-8 Targa Data Format

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Format | Pixel Format | Support
Targa File Format:`TGAF' File Ext: .tga | 8-bit grayscale 8-bit LUT 16-bit RGB 24-bit RGB 32-bit RGB | Read/Write Read/Write Read Read/Write Read
| Compression Format | Support
Choose one of these compression formats: | (uncompressed) TARGARLE (RLE) | Read/Write Read/Write
| Data Description | Support
| NA | NA
| Byte Order | Support
| NA | NA

Table A-9 TIFF Data Format

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Format | Pixel Format | Support
TIFF v.4/5/6 File Format: `TIFF' File Ext: .tif | Monochrome 8-bit grayscale 4 bit LUT 8-bit LUT 24-bit RGB | Read/Write Read/Write Read Read/Write Read/Write
| Compression Format | Support
Choose one of these compression formats: | (uncompressed) Packbits Huffman FAX3 (CCITT G3) FAX4 (CCITT G4) LZW LZWHDIFF JPEG (8-bit gray & RGB) | Read/Write Read/Write Read/Write Read/Write Read/Write Read/Write Read/Write Read/Write
| Data Description | Support
Choose one or more of these content formats: | Planar data Tiled data Photometric interpretation MSB / LSB | Not supported Not supported Read/Write Read/Write
| Byte Order | Support
Choose one of these orders: | Intel byte order Motorola byte order | Read Read/Write

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