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diff --git a/src/3rdparty/libmng/libmng_error.c b/src/3rdparty/libmng/libmng_error.c
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+++ b/src/3rdparty/libmng/libmng_error.c
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+/* ************************************************************************** */
+/* * For conditions of distribution and use, * */
+/* * see copyright notice in libmng.h * */
+/* ************************************************************************** */
+/* * * */
+/* * project : libmng * */
+/* * file : libmng_error.c copyright (c) 2000 G.Juyn * */
+/* * version : 1.0.2 * */
+/* * * */
+/* * purpose : Error routines (implementation) * */
+/* * * */
+/* * author : G.Juyn * */
+/* * web : http://www.3-t.com * */
+/* * email : mailto:info@3-t.com * */
+/* * * */
+/* * comment : implementation of the general error handling routines * */
+/* * * */
+/* * changes : 0.5.1 - 05/08/2000 - G.Juyn * */
+/* * - changed strict-ANSI stuff * */
+/* * * */
+/* * 0.5.2 - 05/23/2000 - G.Juyn * */
+/* * - added error telltaling * */
+/* * 0.5.2 - 05/30/2000 - G.Juyn * */
+/* * - added errorstrings for delta-image processing * */
+/* * 0.5.2 - 05/31/2000 - G.Juyn * */
+/* * - fixed up punctuation (contributed by Tim Rowley) * */
+/* * 0.5.2 - 06/06/2000 - G.Juyn * */
+/* * - added errorstring for delayed buffer-processing * */
+/* * * */
+/* * 0.9.1 - 07/06/2000 - G.Juyn * */
+/* * - added MNG_NEEDTIMERWAIT errorstring * */
+/* * 0.9.1 - 07/15/2000 - G.Juyn * */
+/* * - added NEEDSECTIONWAIT errorstring * */
+/* * - added macro + routine to set returncode without * */
+/* * calling error callback * */
+/* * 0.9.1 - 07/19/2000 - G.Juyn * */
+/* * - added errorstring for updatemngheader if not a MNG * */
+/* * * */
+/* * 0.9.2 - 08/05/2000 - G.Juyn * */
+/* * - changed file-prefixes * */
+/* * * */
+/* * 0.9.3 - 08/09/2000 - G.Juyn * */
+/* * - added check for simplicity-bits in MHDR * */
+/* * 0.9.3 - 10/11/2000 - G.Juyn * */
+/* * - fixed processing of unknown critical chunks * */
+/* * - added support for nEED * */
+/* * 0.9.3 - 10/20/2000 - G.Juyn * */
+/* * - added errorcode for delayed delta-processing * */
+/* * * */
+/* * 0.9.4 - 1/18/2001 - G.Juyn * */
+/* * - added errorcode for MAGN methods * */
+/* * * */
+/* * 1.0.2 - 06/23/2001 - G.Juyn * */
+/* * - added optimization option for MNG-video playback * */
+/* * * */
+/* ************************************************************************** */
+
+#include "libmng.h"
+#include "libmng_data.h"
+#include "libmng_error.h"
+#include "libmng_trace.h"
+#ifdef __BORLANDC__
+#pragma hdrstop
+#endif
+
+#if defined(__BORLANDC__) && defined(MNG_STRICT_ANSI)
+#pragma option -A /* force ANSI-C */
+#endif
+
+/* ************************************************************************** */
+
+#ifdef MNG_INCLUDE_ERROR_STRINGS
+ mng_error_entry error_table [] =
+ {
+ {MNG_NOERROR, "No error"},
+ {MNG_OUTOFMEMORY, "Out of memory"},
+ {MNG_INVALIDHANDLE, "The handle is invalid"},
+ {MNG_NOCALLBACK, "A retquired callback is not defined"},
+ {MNG_UNEXPECTEDEOF, "Encountered unexpected end-of-file"},
+ {MNG_ZLIBERROR, "zlib encountered an error"},
+ {MNG_JPEGERROR, "ijgsrc6b encountered an error"},
+ {MNG_LCMSERROR, "lcms encountered an error"},
+ {MNG_NOOUTPUTPROFILE, "No output-profile defined for CMS"},
+ {MNG_NOSRGBPROFILE, "No sRGB-profile defined for CMS"},
+ {MNG_BUFOVERFLOW, "Internal buffer-overflow"},
+ {MNG_FUNCTIONINVALID, "Function is invalid at this point"},
+ {MNG_OUTPUTERROR, "Writing was unsuccessful; disk full?"},
+ {MNG_JPEGBUFTOOSMALL, "Internal buffer for JPEG processing too small"},
+ {MNG_NEEDMOREDATA, "Reading suspended; waiting for I/O to catch up"},
+ {MNG_NEEDTIMERWAIT, "Timer suspension; normal animation delay"},
+ {MNG_NEEDSECTIONWAIT, "SEEK suspension; application decides"},
+ {MNG_LOOPWITHCACHEOFF, "LOOP encountered when playback cache is turned off"},
+
+ {MNG_APPIOERROR, "Application signalled I/O error"},
+ {MNG_APPTIMERERROR, "Application signalled timing error"},
+ {MNG_APPCMSERROR, "Application signalled CMS error"},
+ {MNG_APPMISCERROR, "Application signalled an error"},
+ {MNG_APPTRACEABORT, "Application signalled error during trace-callback"},
+
+ {MNG_INTERNALERROR, "Internal error in libmng"},
+
+ {MNG_INVALIDSIG, "The signature is invalid"},
+ {MNG_INVALIDCRC, "The CRC for this chunk is invalid"},
+ {MNG_INVALIDLENGTH, "Chunk-length is invalid"},
+ {MNG_SETQUENCEERROR, "Chunk out of sequence"},
+ {MNG_CHUNKNOTALLOWED, "Chunk not allowed at this point"},
+ {MNG_MULTIPLEERROR, "Chunk cannot occur multiple times"},
+ {MNG_PLTEMISSING, "Missing PLTE chunk"},
+ {MNG_IDATMISSING, "Missing IDAT chunk(s)"},
+ {MNG_CANNOTBEEMPTY, "Chunk cannot be empty"},
+ {MNG_GLOBALLENGTHERR, "Global data length invalid"},
+ {MNG_INVALIDBITDEPTH, "The bit_depth is invalid"},
+ {MNG_INVALIDCOLORTYPE, "The color_type is invalid"},
+ {MNG_INVALIDCOMPRESS, "The compression_method is invalid"},
+ {MNG_INVALIDFILTER, "The filter_method or filter_type is invalid"},
+ {MNG_INVALIDINTERLACE, "The interlace_method is invalid"},
+ {MNG_NOTENOUGHIDAT, "There is not enough data in the IDAT chunk(s)"},
+ {MNG_PLTEINDEXERROR, "Palette-index out of bounds"},
+ {MNG_NULLNOTFOUND, "NULL separator not found"},
+ {MNG_KEYWORDNULL, "Keyword cannot be zero-length"},
+ {MNG_OBJECTUNKNOWN, "Object does not exist"},
+ {MNG_OBJECTEXISTS, "Object already exists"},
+ {MNG_TOOMUCHIDAT, "Too much data in IDAT chunk(s)"},
+ {MNG_INVSAMPLEDEPTH, "The sample_depth is invalid"},
+ {MNG_INVOFFSETSIZE, "The offset_type is invalid"},
+ {MNG_INVENTRYTYPE, "The entry_type is invalid"},
+ {MNG_ENDWITHNULL, "Chunk must not end with NULL byte"},
+ {MNG_INVIMAGETYPE, "The image_type is invalid"},
+ {MNG_INVDELTATYPE, "The delta_type is invalid"},
+ {MNG_INVALIDINDEX, "Index-value out of bounds"},
+ {MNG_TOOMUCHJDAT, "Too much data in JDAT chunk(s)"},
+ {MNG_JPEGPARMSERR, "JHDR parameters & JFIF-data do not match"},
+ {MNG_INVFILLMETHOD, "The fill_method is invalid"},
+ {MNG_OBJNOTCONCRETE, "Target object for DHDR must be concrete"},
+ {MNG_TARGETNOALPHA, "Target object must have alpha-channel"},
+ {MNG_MNGTOOCOMPLEX, "MHDR simplicity indicates unsupported feature(s)"},
+ {MNG_UNKNOWNCRITICAL, "Unknown critical chunk encountered"},
+ {MNG_UNSUPPORTEDNEED, "Requested nEED resources are not supported"},
+ {MNG_INVALIDDELTA, "The delta operation is invalid (mismatched color_types?)"},
+ {MNG_INVALIDMETHOD, "Method is invalid"},
+
+ {MNG_INVALIDCNVSTYLE, "Canvas_style is invalid"},
+ {MNG_WRONGCHUNK, "Attempt to access the wrong chunk"},
+ {MNG_INVALIDENTRYIX, "Attempt to access an non-existing entry"},
+ {MNG_NOHEADER, "No valid header-chunk"},
+ {MNG_NOCORRCHUNK, "Parent chunk not found"},
+ {MNG_NOMHDR, "No MNG header (MHDR) found"},
+
+ {MNG_IMAGETOOLARGE, "Image is larger than defined maximum"},
+ {MNG_NOTANANIMATION, "Image is not an animation"},
+ {MNG_FRAMENRTOOHIGH, "Framenr out of bounds"},
+ {MNG_LAYERNRTOOHIGH, "Layernr out of bounds"},
+ {MNG_PLAYTIMETOOHIGH, "Playtime out of bounds"},
+ {MNG_FNNOTIMPLEMENTED, "Function not yet implemented"},
+ {MNG_IMAGEFROZEN, "Image is frozen"},
+
+ {MNG_LCMS_NOHANDLE, "Handle could not be initialized"},
+ {MNG_LCMS_NOMEM, "No memory for gamma-table(s)"},
+ {MNG_LCMS_NOTRANS, "Transformation could not be initialized"},
+ };
+#endif /* MNG_INCLUDE_ERROR_STRINGS */
+
+/* ************************************************************************** */
+
+mng_bool mng_store_error (mng_datap pData,
+ mng_retcode iError,
+ mng_retcode iExtra1,
+ mng_retcode iExtra2)
+{
+#ifdef MNG_SUPPORT_TRACE
+ MNG_TRACEB (pData, MNG_FN_STORE_ERROR, MNG_LC_START)
+#endif
+
+ if (pData != 0)
+ {
+ pData->iErrorcode = iError; /* save also for getlasterror */
+ pData->iErrorx1 = iExtra1;
+ pData->iErrorx2 = iExtra2;
+
+#ifdef MNG_INCLUDE_ERROR_STRINGS
+ { /* binary search variables */
+ mng_int32 iTop, iLower, iUpper, iMiddle;
+ mng_error_entryp pEntry; /* pointer to found entry */
+ /* determine max index of table */
+ iTop = (sizeof (error_table) / sizeof (error_table [0])) - 1;
+
+ iLower = 0; /* initialize binary search */
+ iMiddle = iTop >> 1; /* start in the middle */
+ iUpper = iTop;
+ pEntry = 0; /* no goods yet! */
+
+ do /* the binary search itself */
+ {
+ if (error_table [iMiddle].iError < iError)
+ iLower = iMiddle + 1;
+ else if (error_table [iMiddle].iError > iError)
+ iUpper = iMiddle - 1;
+ else
+ {
+ pEntry = &error_table [iMiddle];
+ break;
+ }
+
+ iMiddle = (iLower + iUpper) >> 1;
+ }
+ while (iLower <= iUpper);
+
+ if (pEntry) /* found it ? */
+ pData->zErrortext = pEntry->zErrortext;
+ else
+ pData->zErrortext = "Unknown error";
+ }
+#else
+ pData->zErrortext = 0;
+#endif /* mng_error_telltale */
+
+ if (iError == 0) /* no error is not severe ! */
+ {
+ pData->iSeverity = 0;
+ }
+ else
+ {
+ switch (iError&0x3C00) /* determine the severity */
+ {
+ case 0x0800 : { pData->iSeverity = 5; break; }
+ case 0x1000 : { pData->iSeverity = 2; break; }
+ case 0x2000 : { pData->iSeverity = 1; break; }
+ default : { pData->iSeverity = 9; }
+ }
+ }
+ }
+
+#ifdef MNG_SUPPORT_TRACE
+ MNG_TRACEB (pData, MNG_FN_STORE_ERROR, MNG_LC_END)
+#endif
+
+ return MNG_TRUE;
+}
+
+/* ************************************************************************** */
+
+mng_bool mng_process_error (mng_datap pData,
+ mng_retcode iError,
+ mng_retcode iExtra1,
+ mng_retcode iExtra2)
+{
+#ifdef MNG_SUPPORT_TRACE
+ MNG_TRACEB (pData, MNG_FN_PROCESS_ERROR, MNG_LC_START)
+#endif
+
+ mng_store_error (pData, iError, iExtra1, iExtra2);
+
+ if (pData != 0)
+ {
+ if (pData->fErrorproc) /* callback defined ? */
+ return pData->fErrorproc (((mng_handle)pData), iError, pData->iSeverity,
+ pData->iChunkname, pData->iChunkseq,
+ pData->iErrorx1, pData->iErrorx2, pData->zErrortext);
+ }
+
+#ifdef MNG_SUPPORT_TRACE
+ MNG_TRACEB (pData, MNG_FN_PROCESS_ERROR, MNG_LC_END)
+#endif
+
+ return MNG_FALSE; /* automatic failure */
+}
+
+/* ************************************************************************** */
+/* * end of file * */
+/* ************************************************************************** */
+