📄 libmng_prop_xs.c

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#endif

  MNG_VALIDHANDLE (hHandle)
  ((mng_datap)hHandle)->iZlevel = iZlevel;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_SET_ZLIB_LEVEL, MNG_LC_END)
#endif

  return MNG_NOERROR;
}
#endif /* MNG_ACCESS_ZLIB */
#endif /* MNG_INCLUDE_ZLIB */

/* ************************************************************************** */

#ifdef MNG_INCLUDE_ZLIB
#ifdef MNG_ACCESS_ZLIB
mng_retcode MNG_DECL mng_set_zlib_method (mng_handle hHandle,
                                          mng_int32  iZmethod)
{
#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_SET_ZLIB_METHOD, MNG_LC_START)
#endif

  MNG_VALIDHANDLE (hHandle)
  ((mng_datap)hHandle)->iZmethod = iZmethod;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_SET_ZLIB_METHOD, MNG_LC_END)
#endif

  return MNG_NOERROR;
}
#endif /* MNG_ACCESS_ZLIB */
#endif /* MNG_INCLUDE_ZLIB */

/* ************************************************************************** */

#ifdef MNG_INCLUDE_ZLIB
#ifdef MNG_ACCESS_ZLIB
mng_retcode MNG_DECL mng_set_zlib_windowbits (mng_handle hHandle,
                                              mng_int32  iZwindowbits)
{
#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_SET_ZLIB_WINDOWBITS, MNG_LC_START)
#endif

  MNG_VALIDHANDLE (hHandle)
  ((mng_datap)hHandle)->iZwindowbits = iZwindowbits;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_SET_ZLIB_WINDOWBITS, MNG_LC_END)
#endif

  return MNG_NOERROR;
}
#endif /* MNG_ACCESS_ZLIB */
#endif /* MNG_INCLUDE_ZLIB */

/* ************************************************************************** */

#ifdef MNG_INCLUDE_ZLIB
#ifdef MNG_ACCESS_ZLIB
mng_retcode MNG_DECL mng_set_zlib_memlevel (mng_handle hHandle,
                                            mng_int32  iZmemlevel)
{
#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_SET_ZLIB_MEMLEVEL, MNG_LC_START)
#endif

  MNG_VALIDHANDLE (hHandle)
  ((mng_datap)hHandle)->iZmemlevel = iZmemlevel;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_SET_ZLIB_MEMLEVEL, MNG_LC_END)
#endif

  return MNG_NOERROR;
}
#endif /* MNG_ACCESS_ZLIB */
#endif /* MNG_INCLUDE_ZLIB */

/* ************************************************************************** */

#ifdef MNG_INCLUDE_ZLIB
#ifdef MNG_ACCESS_ZLIB
mng_retcode MNG_DECL mng_set_zlib_strategy (mng_handle hHandle,
                                            mng_int32  iZstrategy)
{
#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_SET_ZLIB_STRATEGY, MNG_LC_START)
#endif

  MNG_VALIDHANDLE (hHandle)
  ((mng_datap)hHandle)->iZstrategy = iZstrategy;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_SET_ZLIB_STRATEGY, MNG_LC_END)
#endif

  return MNG_NOERROR;
}
#endif /* MNG_ACCESS_ZLIB */
#endif /* MNG_INCLUDE_ZLIB */

/* ************************************************************************** */

#ifdef MNG_INCLUDE_ZLIB
#ifdef MNG_ACCESS_ZLIB
mng_retcode MNG_DECL mng_set_zlib_maxidat (mng_handle hHandle,
                                           mng_uint32 iMaxIDAT)
{
#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_SET_ZLIB_MAXIDAT, MNG_LC_START)
#endif

  MNG_VALIDHANDLE (hHandle)
  ((mng_datap)hHandle)->iMaxIDAT = iMaxIDAT;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_SET_ZLIB_MAXIDAT, MNG_LC_END)
#endif

  return MNG_NOERROR;
}
#endif /* MNG_ACCESS_ZLIB */
#endif /* MNG_INCLUDE_ZLIB */

/* ************************************************************************** */

#ifdef MNG_INCLUDE_JNG
#ifdef MNG_ACCESS_JPEG
mng_retcode MNG_DECL mng_set_jpeg_dctmethod (mng_handle        hHandle,
                                             mngjpeg_dctmethod eJPEGdctmethod)
{
#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_SET_JPEG_DCTMETHOD, MNG_LC_START)
#endif

  MNG_VALIDHANDLE (hHandle)
  ((mng_datap)hHandle)->eJPEGdctmethod = eJPEGdctmethod;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_SET_JPEG_DCTMETHOD, MNG_LC_END)
#endif

  return MNG_NOERROR;
}
#endif /* MNG_ACCESS_JPEG */
#endif /* MNG_INCLUDE_JNG */

/* ************************************************************************** */

#ifdef MNG_INCLUDE_JNG
#ifdef MNG_ACCESS_JPEG
mng_retcode MNG_DECL mng_set_jpeg_quality (mng_handle hHandle,
                                           mng_int32  iJPEGquality)
{
#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_SET_JPEG_QUALITY, MNG_LC_START)
#endif

  MNG_VALIDHANDLE (hHandle)
  ((mng_datap)hHandle)->iJPEGquality = iJPEGquality;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_SET_JPEG_QUALITY, MNG_LC_END)
#endif

  return MNG_NOERROR;
}
#endif /* MNG_ACCESS_JPEG */
#endif /* MNG_INCLUDE_JNG */

/* ************************************************************************** */

#ifdef MNG_INCLUDE_JNG
#ifdef MNG_ACCESS_JPEG
mng_retcode MNG_DECL mng_set_jpeg_smoothing (mng_handle hHandle,
                                             mng_int32  iJPEGsmoothing)
{
#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_SET_JPEG_SMOOTHING, MNG_LC_START)
#endif

  MNG_VALIDHANDLE (hHandle)
  ((mng_datap)hHandle)->iJPEGsmoothing = iJPEGsmoothing;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_SET_JPEG_SMOOTHING, MNG_LC_END)
#endif

  return MNG_NOERROR;
}
#endif /* MNG_ACCESS_JPEG */
#endif /* MNG_INCLUDE_JNG */

/* ************************************************************************** */

#ifdef MNG_INCLUDE_JNG
#ifdef MNG_ACCESS_JPEG
mng_retcode MNG_DECL mng_set_jpeg_progressive (mng_handle hHandle,
                                               mng_bool   bJPEGprogressive)
{
#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_SET_JPEG_PROGRESSIVE, MNG_LC_START)
#endif

  MNG_VALIDHANDLE (hHandle)
  ((mng_datap)hHandle)->bJPEGcompressprogr = bJPEGprogressive;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_SET_JPEG_PROGRESSIVE, MNG_LC_END)
#endif

  return MNG_NOERROR;
}
#endif /* MNG_ACCESS_JPEG */
#endif /* MNG_INCLUDE_JNG */

/* ************************************************************************** */

#ifdef MNG_INCLUDE_JNG
#ifdef MNG_ACCESS_JPEG
mng_retcode MNG_DECL mng_set_jpeg_optimized (mng_handle hHandle,
                                             mng_bool   bJPEGoptimized)
{
#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_SET_JPEG_OPTIMIZED, MNG_LC_START)
#endif

  MNG_VALIDHANDLE (hHandle)
  ((mng_datap)hHandle)->bJPEGcompressopt = bJPEGoptimized;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_SET_JPEG_OPTIMIZED, MNG_LC_END)
#endif

  return MNG_NOERROR;
}
#endif /* MNG_ACCESS_JPEG */
#endif /* MNG_INCLUDE_JNG */

/* ************************************************************************** */

#ifdef MNG_INCLUDE_JNG
#ifdef MNG_ACCESS_JPEG
mng_retcode MNG_DECL mng_set_jpeg_maxjdat (mng_handle hHandle,
                                           mng_uint32 iMaxJDAT)
{
#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_SET_JPEG_MAXJDAT, MNG_LC_START)
#endif

  MNG_VALIDHANDLE (hHandle)
  ((mng_datap)hHandle)->iMaxJDAT = iMaxJDAT;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_SET_JPEG_MAXJDAT, MNG_LC_END)
#endif

  return MNG_NOERROR;
}
#endif /* MNG_ACCESS_JPEG */
#endif /* MNG_INCLUDE_JNG */

/* ************************************************************************** */

#ifdef MNG_SUPPORT_READ
mng_retcode MNG_DECL mng_set_suspensionmode (mng_handle hHandle,
                                             mng_bool   bSuspensionmode)
{
#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_SET_SUSPENSIONMODE, MNG_LC_START)
#endif

  MNG_VALIDHANDLE (hHandle)

  if (((mng_datap)hHandle)->bReading)  /* we must NOT be reading !!! */
    MNG_ERROR ((mng_datap)hHandle, MNG_FUNCTIONINVALID)

  ((mng_datap)hHandle)->bSuspensionmode = bSuspensionmode;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_SET_SUSPENSIONMODE, MNG_LC_END)
#endif

  return MNG_NOERROR;
}
#endif /* MNG_SUPPORT_READ */

/* ************************************************************************** */

#ifdef MNG_SUPPORT_DISPLAY
mng_retcode MNG_DECL mng_set_speed (mng_handle    hHandle,
                                    mng_speedtype iSpeed)
{
#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_SET_SPEED, MNG_LC_START)
#endif

  MNG_VALIDHANDLE (hHandle)
  ((mng_datap)hHandle)->iSpeed = iSpeed;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACE (((mng_datap)hHandle), MNG_FN_SET_SPEED, MNG_LC_END)
#endif

  return MNG_NOERROR;
}
#endif /* MNG_SUPPORT_DISPLAY */

/* ************************************************************************** */
/* *                                                                        * */
/* *  Property get functions                                                * */
/* *                                                                        * */
/* ************************************************************************** */

mng_ptr MNG_DECL mng_get_userdata (mng_handle hHandle)
{                            /* no tracing in here to prevent recursive calls */
  MNG_VALIDHANDLEX (hHandle)
  return ((mng_datap)hHandle)->pUserdata;
}

/* ************************************************************************** */

mng_imgtype MNG_DECL mng_get_sigtype (mng_handle hHandle)
{
#ifdef MNG_SUPPORT_TRACE
  MNG_TRACEX (((mng_datap)hHandle), MNG_FN_GET_SIGTYPE, MNG_LC_START)
#endif

  if ((hHandle == 0) || (((mng_datap)hHandle)->iMagic != MNG_MAGIC))
    return mng_it_unknown;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACEX (((mng_datap)hHandle), MNG_FN_GET_SIGTYPE, MNG_LC_END)
#endif

  return ((mng_datap)hHandle)->eSigtype;
}

/* ************************************************************************** */

mng_imgtype MNG_DECL mng_get_imagetype (mng_handle hHandle)
{
#ifdef MNG_SUPPORT_TRACE
  MNG_TRACEX (((mng_datap)hHandle), MNG_FN_GET_IMAGETYPE, MNG_LC_START)
#endif

  if ((hHandle == 0) || (((mng_datap)hHandle)->iMagic != MNG_MAGIC))
    return mng_it_unknown;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACEX (((mng_datap)hHandle), MNG_FN_GET_IMAGETYPE, MNG_LC_END)
#endif

  return ((mng_datap)hHandle)->eImagetype;
}

/* ************************************************************************** */

mng_uint32 MNG_DECL mng_get_imagewidth (mng_handle hHandle)
{
#ifdef MNG_SUPPORT_TRACE
  MNG_TRACEX (((mng_datap)hHandle), MNG_FN_GET_IMAGEWIDTH, MNG_LC_START)
#endif

  MNG_VALIDHANDLEX (hHandle)

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACEX (((mng_datap)hHandle), MNG_FN_GET_IMAGEWIDTH, MNG_LC_END)
#endif

  return ((mng_datap)hHandle)->iWidth;
}

/* ************************************************************************** */

mng_uint32 MNG_DECL mng_get_imageheight (mng_handle hHandle)
{
#ifdef MNG_SUPPORT_TRACE
  MNG_TRACEX (((mng_datap)hHandle), MNG_FN_GET_IMAGEWIDTH, MNG_LC_START)
#endif

  MNG_VALIDHANDLEX (hHandle)

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACEX (((mng_datap)hHandle), MNG_FN_GET_IMAGEHEIGHT, MNG_LC_END)
#endif

  return ((mng_datap)hHandle)->iHeight;
}

/* ************************************************************************** */

mng_uint32 MNG_DECL mng_get_ticks (mng_handle hHandle)
{
#ifdef MNG_SUPPORT_TRACE
  MNG_TRACEX (((mng_datap)hHandle), MNG_FN_GET_TICKS, MNG_LC_START)
#endif

  MNG_VALIDHANDLEX (hHandle)

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACEX (((mng_datap)hHandle), MNG_FN_GET_TICKS, MNG_LC_END)
#endif

  return ((mng_datap)hHandle)->iTicks;
}

/* ************************************************************************** */

mng_uint32 MNG_DECL mng_get_framecount (mng_handle hHandle)
{
#ifdef MNG_SUPPORT_TRACE
  MNG_TRACEX (((mng_datap)hHandle), MNG_FN_GET_FRAMECOUNT, MNG_LC_START)
#endif

  MNG_VALIDHANDLEX (hHandle)

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACEX (((mng_datap)hHandle), MNG_FN_GET_FRAMECOUNT, MNG_LC_END)
#endif
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