mdb file format specification

Type:The basic elements of a PDF file are PDF objects. PDF objects include Direct objects and Indirect objects. The Direct objects are of the following basic types: boolean, Number, String, Name, Array, Dictionary, and Stream object) and Null. An indirect object is a PDF object identified. This identifier is called the ID of an indirect object. The purpose of the identifier is to reference other PDF objects. Any PDF object identifier is converted int

different information. 3. Content that may be involved in the future (1) important basic tags (2) Important extended tags (3) important private tags (4) tiff/EP and DNG (5) Tiff-related software (6) Limitations of TIFF and Future Development This article from the csdn blog, reproduced please indicate the source: http://blog.csdn.net/dcraw/archive/2011/05/24/6443537.aspx 1 Relationship Between tiff, Tiff, EP, and DNG The full name of TIFF/EP is "tag image

This series of articles are all copied from msdn. Remember them first, and they will be translated step by step later. Waveformatex Structure This is preliminary documentation and subject to change. TheWaveformatexStructure defines the format of Waveform-audio data. only format information common to all Waveform-audio data formats is supported in this structure. for formats that require additional informat

JPEG (jpg), file header: ffd8ff file tail: FFD9PNG (PNG), file header: 89504E47 end of File: AE426082GIF (GIF), file header: 47494638 end of File: 003BZip Archive (Zip), file header: 50

their arguments and separate statements. Specifies the colon of the parameter (:) or an equal sign (=) with 0 or more spaces, tabs, or line breaks on both sides.If you use the NAME or LIBRARY statement, the statements must precede all other statements.In. def files, SECTIONS and exports statements can occur more than once. Each statement can take multiple specifications, and each specification must be separated by one or more spaces, tabs, or line br

I, Fen Benefits Fen (Forsyth-Edwards Notation) is a record specification used to represent a chess scene. Under this specification, a situation can be expressed simply by a line of "Fen Format String, instead, you don't have to worry about it: "Red handsome is on the four-way bottom line, black is on the five-way bottom line ...

I. Overview PGN (portable game Notation) is the file format of the chess game process. Since chess uses this specification as the standard for recording chess scores, for Chinese chess, without a unified standard, PGN is undoubtedly a good choice. PGN files have the following features: (1) The PGN

codecid = 4Vp6flvvideopacketIf codecid = 5Vp6flvalphavideopacKetIf codecid = 6Screenv2videopacket 3: for exampleAudio tagBasic audio tags format:/*---------------------------Tag data size 3 bytes audio data sizeTag timestamp 3-byte tag data application time (MS)The tag timestamp expands the timestamp of 1 byte to 4 bytes, and the current byte is used as the high timestamp.3-byte streamid class ID, always 0// Configure //------------------------------

[] Filetypestr = {"255216", "7173", "6677", "13780"};//corresponding picture format jpg,gif,bmp,png if (Filetypestr.contains ( Fileflag)) { file0. SaveAs (Server.MapPath) ("~/" + FILE0. FileName)); } else { Response.Write (incorrect picture format: + Fileflag); } } Byte data for common file types 199196 SQLite da

Document directory Notes: General discussion of riff files: References: The wave file format is a subset of Microsoft's Riff specification for the storage of multimedia files. A riff file starts out with a file header followed by a sequence of data chunks. A wave

The first byte 0x89 is out of the ASCII character range to prevent some software from processing PNG files as text files. The remaining parts of the file are composed of more than three PNG data blocks (chunk) in a specific order. Therefore, a standard PNG file structure should be as follows: PNG file flag PNG data block ...... PNG data b

You can save many files created by 2007 Microsoft Office System programs in the XML Paper Specification (XPS) format, which is the format used to share documents. XPS Format Overview XML Paper Specification (XPS) is a fixed-layout electronic