background image

 

Picsel ePAGE 

 

 
 

Bitmap Image file 
format support 

 

Summary of Contents for CLIE PEG-NZ90

Page 1: ...Picsel ePAGE Bitmap Image file format support ...

Page 2: ...d to its accuracy or reliability and specifically excluding all implied warranties for example of merchantability fitness for purpose title and non infringement In no event shall Picsel be liable for any special indirect or consequential damages whatsoever resulting from loss of use data or profits arising out of or in connection with the use of this document Picsel reserves the right to revise th...

Page 3: ...tems flash cards and networks internet without the need for pre conversion ePAGE deals directly with the original document in its native format and aims to faithfully represent all of the features of the original Moreover the novel software architecture based on Picsel s ePAGE technology enables multiple format types to be richly supported in a single application ePAGE achieves a breakthrough in i...

Page 4: ...facilities of the original application This document describes the features supported in ePAGE This level of support already covers the vast majority of characteristics that occur in day to day documents of this type and the specific features are described with notes where appropriate Those features planned for future implementation are also described for completeness Bitmap Images A bitmap image ...

Page 5: ... JPEG as those allowed by almost all other software JPEG also supports progressive rendering for more satisfying network downloading Feature Support Notes JFIF file format Yes 24 bit full colour images Yes 8 bit grey scale images Yes Discrete Cosine Transform encoding Yes Huffman encoding Yes Progressive decompression Yes Progressive rendering Yes Pixel density dots per inch cm Yes Future Support ...

Page 6: ...ode repeating patterns of pixels of certain colours and save file sizes but the animation requires re encoding of the image which wastes space Feature Support Notes GIF87a format Yes GIF89a format Yes 1 2 4 8 16 32 64 128 or 256 indexed colours Yes Compressed image data Yes Transparent colour mask Yes Row interlacing for progressive rendering Yes Future Support In addition to the above features th...

Page 7: ... supports up to 48 bits of full colour or 16 bits of grey scale per pixel The related MNG format supports animation Feature Support Notes PNG file format Yes 2 dimensional progressive interlacing Yes Full colour images Yes Indexed colour images Yes Grey scale images Yes Alpha channel graduated transparency Yes LZ77 compressed image data Yes Huffman encoded image data Yes Future Support In addition...

Page 8: ...so very large BMP can include 1 4 8 or 24 bits per pixel allowing both indexed and full colour Neither transparency nor animation are supported Feature Support Notes Windows Bitmap format version 2 Yes Windows Bitmap format version 3 Yes Windows Bitmap format version 4 Yes 1 bit monochrome images Yes 4 bit indexed colour images Yes 8 bit indexed colour images Yes 24 bit full colour images Yes ...

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