Add a basic text line to the log

Replaces the direct buffer access with a managed refillable window/cache. - Supports 1/2/4 byte fetch - No support for overlays INPUT: - nOffset Fi

Add an error text line to the log

Add a header text line to the log

Add a warning text line to the log

If the debug log has been enabled, append the string parameter to the log file. Note that we do not keep the log file open to help ensure that all de

Read a string from the buffer/cache at the indicated file offset. - Does not affect the current file pointer nPosition - String length is limited by e

Enable logging

Update the flag to mark the configuration as dirty / modified - This is used later to indicate that a resave is required

Provide a short-hand alias for the m_pWBuf buffer INPUT: - offset File offset to read from - bClean Forcibly disables any redirection to Fake

Has a file been analyzed previously? - This indicator is used extensively in the CJPEGsnoopDoc to determine whether menu items are enabled or not

Convert between unsigned integer to a 4-byte character string (also known as FourCC codes). This field type is used often in ICC profile entries.

/

///////////// Handy function to get the string pathname from pidl.

Add a line to the end of the log PRE: - m_pView (view from RichEdit must already be established)

Simple helper routine to test whether an indexed bit is set

Write all configuration parameters to the registry - Skip write if no changes were made (!bDirty)

Enable or disable the quick log mode INPUT: - bQuick = If true, write to log buffer, if false, write to CDocument

Close the current file - Invalidate the buffer POST: - m_bFileOpened

Open the file named in m_strPathName - Close / cleanup if another file was already open INPUT: - strFname = File to open POST: - m_pFile - m_lFileS

Ensure that the file offset parameter is captured in the current buffer cache. If not, reload a new cache around this offset. - Provide some limited c

Add a "good" indicator text line to the log

Retain a copy of the file pointer and fetch the file size POST: - m_pBufFile - m_nPosEof

Called to mark the buffer as closed - Typically done when we've finished processing a file This avoids problems where we try to read a buffer that has

Accessor for m_nPosEof

Indicate that the source of the image scan data has been dirtied. Either the source has changed or some of the View2 options have changed. POST: - m_

Establish linkage between log and the CDocument Passing NULL will force use of local log instead

Perform byteswap which is used to create packed image array before write-out of 16b values to disk

///////////// Browse for folder. Args are same as for SHBrowseForFolder, but with extra bFilter that tells whether to do custom filtering. Note this r

Search for a value in the buffer from a given starting position and direction, limited to a maximum search depth - Search value can be 8-bit, 16-bit o

Determine if the file is a Photoshop PSD If so, parse the headers. Generally want to start at start of file (nPos=0).

Disable logging

Process a file in the batch file list INPUT: - nFileInd = Index into batch file list - bWriteLog = Write out log file after processing file? - bE

Extracts an embedded JPEG from the current file Also support extraction of all embedded JPEG from the file NOTE: In "Extract All" mode, all file type

Export the embedded JPEG image at the current position in the file (with overlays) (may be the primary image or even an embedded thumbnail).

Determine if the analyzed file is in a state ready for image extraction. Confirms that the important JFIF markers have been detected in the previous a

Generate a list of files for a batch processing operation POST: - m_asBatchFiles = Contains list of full file paths

Fetch the AVI mode flag for this file PRE: - m_bAvi - m_bAviMjpeg OUTPUT: - bIsAvi - bIsMjpeg

Return the number of files in the batch list

Fetch a line from the local log Returns false if line number is out of range

Get the number of lines in the local log or quick buffer

---------------------------------------------- Accessors for CImgDec ----------------------------------------------

Set pseudoRandomNumber to zero for RFC MD5 implementation

Basic MD5 step. MD5_Transform buf based on in */

Build the image data string that will be sent to the database repository This data string contains the compression siganture and a few special fields

This is the primary JFIF parsing routine. The main loop steps through all of the JFIF markers and calls DecodeMarker() each time until we reach the en

Update the directory used for user database

Configure an entry in a quantization table INPUT: - nSet = Quant table dest ID (from DQT:Tq) - nInd = Coeff index (normal order) - nIndzz = Coe

Set the general image details for the image decoder INPUT: - nDimX = Image dimension (X) - nDimY = Image dimension (Y) - nCompsSOF = Number o

CAL! Added

Save a copy of the status bar control INPUT: - pStatBar = Pointer to status bar POST: - m_pStatBar

Add a header description text line to the log

Analyze the current file - Open file - Analyze file - Close file INPUT: - strFname = File to analyze PRE: - m_pAppConfig->nPosStart = Starting file

Perform the file analysis - Output the log header text - Process the current file via ProcessFile() - Dump the output to the log (if in QuickLog mode)

Provide a short-hand alias for the m_pWBuf buffer Also support redirection to a local table in case we are faking out the DHT (eg. for MotionJPEG file

Provide a short-hand alias for the m_pWBuf buffer INPUT: - offset File offset to read from - bClean Forcibly disables any redirection to Fake

Provide a short-hand alias for the m_pWBuf buffer INPUT: - offset File offset to read from - bClean Forcibly disables any redirection to Fake

Search for a variable-length byte string in the buffer from a given starting position and direction, limited to a maximum search depth - Search string