Files
dvdisaster/rs02-includes.h
2009-11-21 16:29:02 +09:00

174 lines
5.6 KiB
C

/* dvdisaster: Additional error correction for optical media.
* Copyright (C) 2004-2009 Carsten Gnoerlich.
* Project home page: http://www.dvdisaster.com
* Email: carsten@dvdisaster.com -or- cgnoerlich@fsfe.org
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA,
* or direct your browser at http://www.gnu.org.
*/
#ifndef RS02INCLUDES_H
#define RS02INCLUDES_H
/* Data structs from rs02-window.c */
typedef struct
{
/*** Widgets for RS02 encoding */
GtkWidget *encHeadline;
GtkWidget *encLabel1;
GtkWidget *encPBar1;
GtkWidget *encLabel2;
GtkWidget *encPBar2;
GtkWidget *encFootline;
GtkWidget *encFootline2;
/*** Widgets for RS02 fixing */
GtkWidget *fixHeadline;
GtkWidget *fixDrawingArea;
GtkWidget *fixNotebook;
GtkWidget *fixFootline;
GtkWidget *fixFootlineBox;
GtkWidget *fixCorrected;
GtkWidget *fixProgress;
GtkWidget *fixUncorrected;
Curve *fixCurve;
/*** Widgets for RS02 verify action */
GtkWidget *cmpHeadline;
GtkWidget *cmpDrawingArea;
GtkWidget *cmpChkSumErrors;
GtkWidget *cmpMissingSectors;
Spiral *cmpSpiral;
PangoLayout *cmpLayout;
GtkWidget *cmpImageSectors;
GtkWidget *cmpImageMd5Sum;
GtkWidget *cmpEccHeaders;
GtkWidget *cmpDataSection;
GtkWidget *cmpCrcSection;
GtkWidget *cmpEccSection;
GtkWidget *cmpImageResult;
GtkWidget *cmpEccNotebook;
GtkWidget *cmpEccCreatedBy;
GtkWidget *cmpEccMethod;
GtkWidget *cmpEccRequires;
GtkWidget *cmpEccMediumSectors;
GtkWidget *cmpEcc1Name;
GtkWidget *cmpEcc2Name;
GtkWidget *cmpEcc3Name;
GtkWidget *cmpEcc1Msg;
GtkWidget *cmpEcc2Msg;
GtkWidget *cmpEcc3Msg;
GtkWidget *cmpEccResult;
/*** Widgets in the Preferences window */
GtkWidget *radio1A, *radio1B, *radio2A, *radio2B;
GtkWidget *cdButtonA, *dvdButton1A, *dvdButton2A, *bdButton1A, *bdButton2A;
GtkWidget *cdButtonB, *dvdButton1B, *dvdButton2B, *bdButton1B, *bdButton2B;
GtkWidget *cdUndoButtonA, *dvdUndoButton1A, *dvdUndoButton2A, *bdUndoButton1A, *bdUndoButton2A;
GtkWidget *cdUndoButtonB, *dvdUndoButton1B, *dvdUndoButton2B, *bdUndoButton1B, *bdUndoButton2B;
GtkWidget *cdEntryA, *dvdEntry1A, *dvdEntry2A, *bdEntry1A, *bdEntry2A, *otherEntryA;
GtkWidget *cdEntryB, *dvdEntry1B, *dvdEntry2B, *bdEntry1B, *bdEntry2B, *otherEntryB;
GtkWidget *cacheScaleA, *cacheScaleB;
LabelWithOnlineHelp *cacheLwoh;
/*** Some state vars used during fixing */
gint64 corrected;
gint64 uncorrected;
gint64 nSectors;
int eccBytes;
int dataBytes;
int percent, lastPercent;
} RS02Widgets;
/*
* These are exported via the Method struct
*/
void CreateRS02EncWindow(Method*, GtkWidget*);
void CreateRS02FixWindow(Method*, GtkWidget*);
void CreateRS02PrefsPage(Method*, GtkWidget*);
void ResetRS02EncWindow(Method*);
void ResetRS02FixWindow(Method*);
void ResetRS02PrefsPage(Method*);
void ReadRS02Preferences(Method*);
void ResetRS02VerifyWindow(Method*);
void CreateRS02VerifyWindow(Method*, GtkWidget*);
/*
* These are exported (resp. only used) in ecc-rs02.c and rs02*.c
* and should not be called from somewhere else as we can not
* rely on the method plug-in being available.
* If you need similar functions in your own codec,
* please copy these functions over to the respective plug-in.
*/
/* rs02-common.c */
typedef struct _RS02Layout
{ guint64 dataSectors; /* number of sectors used for image data */
guint64 crcSectors; /* number of sectors needed for CRC32 sector checkums */
guint64 firstEccHeader; /* location of first ecc header */
guint64 headers; /* number of ecc header ("master block") repeats */
guint64 headerModulo; /* Modulo for header repeats */
guint64 protectedSectors; /* number of sectors protected by Reed-Solomon data */
guint64 rsSectors; /* number of sectors needed for Reed-Solomon data */
guint64 eccSectors; /* total number of sectors added to image */
guint64 sectorsPerLayer; /* sectors per RS layer (the are ndata layers) */
guint64 firstCrcLayerIndex; /* first slice containing a CRC32 data block */
guint64 mediumCapacity; /* selected medium capacity */
int nroots,ndata; /* RS encoding specification */
double redundancy; /* resulting redundancy */
} RS02Layout;
void RS02ReadSector(ImageInfo*, RS02Layout*, unsigned char*, gint64);
gint64 RS02EccSectorIndex(RS02Layout*, gint64, gint64);
gint64 RS02SectorIndex(RS02Layout*, gint64, gint64);
void RS02SliceIndex(RS02Layout*, gint64, gint64*, gint64*);
RS02Layout *CalcRS02Layout(gint64, int);
void WriteRS02Headers(LargeFile*, RS02Layout*, EccHeader*);
/* rs02-create.c */
void RS02Create(Method*);
/* rs02-fix.c */
void RS02Fix(Method*);
/* rs02-window.c */
void RS02AddFixValues(RS02Widgets*, int, int);
void RS02SetFixMaxValues(RS02Widgets*, int, int, gint64);
void RS02UpdateFixResults(RS02Widgets*, gint64, gint64);
/* rs02-verify.c */
#define VERIFY_IMAGE_SEGMENTS 1000
void RS02Verify(Method*);
#endif