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Viewing changes to lib/jpegerrormanager.h

  • Committer: Package Import Robot
  • Author(s): Jonathan Riddell
  • Date: 2011-12-15 14:17:54 UTC
  • mto: This revision was merged to the branch mainline in revision 12.
  • Revision ID: package-import@ubuntu.com-20111215141754-z043hyx69dulbggf
Tags: upstream-4.7.90
Import upstream version 4.7.90

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lib/jpegerrormanager.h
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// vim: set tabstop=4 shiftwidth=4 noexpandtab
 
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// vim: set tabstop=4 shiftwidth=4 expandtab
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/*
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Gwenview: an image viewer
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Copyright 2007 Aurélien Gâteau <agateau@kde.org>
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#undef const
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}
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namespace Gwenview {
 
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namespace Gwenview
 
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{
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/**
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 * A simple error manager which overrides jpeg_error_mgr.error_exit to avoid
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 * then call setjmp(errorManager.jmp_buffer)
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 */
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struct JPEGErrorManager : public jpeg_error_mgr {
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        JPEGErrorManager() : jpeg_error_mgr() {
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                jpeg_std_error(this);
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                error_exit=errorExitCallBack;
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        }
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        jmp_buf jmp_buffer;
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        static void errorExitCallBack (j_common_ptr cinfo) {
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                JPEGErrorManager* myerr = static_cast<JPEGErrorManager*>(cinfo->err);
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                char buffer[JMSG_LENGTH_MAX];
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                (*cinfo->err->format_message)(cinfo, buffer);
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                kWarning() << buffer ;
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                longjmp(myerr->jmp_buffer, 1);
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        }
 
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    JPEGErrorManager() : jpeg_error_mgr() {
 
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        jpeg_std_error(this);
 
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        error_exit = errorExitCallBack;
 
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    }
 
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    jmp_buf jmp_buffer;
 
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    static void errorExitCallBack(j_common_ptr cinfo) {
 
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        JPEGErrorManager* myerr = static_cast<JPEGErrorManager*>(cinfo->err);
 
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        char buffer[JMSG_LENGTH_MAX];
 
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        (*cinfo->err->format_message)(cinfo, buffer);
 
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        kWarning() << buffer ;
 
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        longjmp(myerr->jmp_buffer, 1);
 
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    }
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};
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} // namespace