libmng_prop_xs.c

Linux下的基于X11的图形开发环境。

  return MNG_NOERROR;
}
#endif /* MNG_INCLUDE_JNG */

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

#ifdef MNG_INCLUDE_JNG
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_INCLUDE_JNG */

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

#ifdef MNG_INCLUDE_JNG
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_INCLUDE_JNG */

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

#ifdef MNG_INCLUDE_JNG
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_INCLUDE_JNG */

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

#ifdef MNG_INCLUDE_JNG
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_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

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

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

mng_uint32 MNG_DECL mng_get_layercount (mng_handle hHandle)
{
#ifdef MNG_SUPPORT_TRACE
  MNG_TRACEX (((mng_datap)hHandle), MNG_FN_GET_LAYERCOUNT, MNG_LC_START)
#endif

  MNG_VALIDHANDLEX (hHandle)

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

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

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

mng_uint32 MNG_DECL mng_get_playtime (mng_handle hHandle)
{
#ifdef MNG_SUPPORT_TRACE
  MNG_TRACEX (((mng_datap)hHandle), MNG_FN_GET_PLAYTIME, MNG_LC_START)
#endif

  MNG_VALIDHANDLEX (hHandle)

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

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

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

mng_uint32 MNG_DECL mng_get_simplicity (mng_handle hHandle)
{
#ifdef MNG_SUPPORT_TRACE
  MNG_TRACEX (((mng_datap)hHandle), MNG_FN_GET_SIMPLICITY, MNG_LC_START)
#endif

  MNG_VALIDHANDLEX (hHandle)

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

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

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

mng_uint8 MNG_DECL mng_get_bitdepth (mng_handle hHandle)
{
  mng_uint8 iRslt;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACEX (((mng_datap)hHandle), MNG_FN_GET_BITDEPTH, MNG_LC_START)
#endif

  MNG_VALIDHANDLEX (hHandle)

  if (((mng_datap)hHandle)->eImagetype == mng_it_png)
    iRslt = ((mng_datap)hHandle)->iBitdepth;
  else
  if (((mng_datap)hHandle)->eImagetype == mng_it_jng)
    iRslt = ((mng_datap)hHandle)->iJHDRimgbitdepth;
  else
    iRslt = 0;

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

  return iRslt;
}

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

mng_uint8 MNG_DECL mng_get_colortype (mng_handle hHandle)
{
  mng_uint8 iRslt;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACEX (((mng_datap)hHandle), MNG_FN_GET_COLORTYPE, MNG_LC_START)
#endif

  MNG_VALIDHANDLEX (hHandle)

  if (((mng_datap)hHandle)->eImagetype == mng_it_png)
    iRslt = ((mng_datap)hHandle)->iColortype;
  else
  if (((mng_datap)hHandle)->eImagetype == mng_it_jng)
    iRslt = ((mng_datap)hHandle)->iJHDRcolortype;
  else
    iRslt = 0;

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

  return iRslt;
}

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

mng_uint8 MNG_DECL mng_get_compression (mng_handle hHandle)
{
  mng_uint8 iRslt;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACEX (((mng_datap)hHandle), MNG_FN_GET_COMPRESSION, MNG_LC_START)
#endif

  MNG_VALIDHANDLEX (hHandle)

  if (((mng_datap)hHandle)->eImagetype == mng_it_png)
    iRslt = ((mng_datap)hHandle)->iCompression;
  else
  if (((mng_datap)hHandle)->eImagetype == mng_it_jng)
    iRslt = ((mng_datap)hHandle)->iJHDRimgcompression;
  else
    iRslt = 0;

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

  return iRslt;
}

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

mng_uint8 MNG_DECL mng_get_filter (mng_handle hHandle)
{
  mng_uint8 iRslt;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACEX (((mng_datap)hHandle), MNG_FN_GET_FILTER, MNG_LC_START)
#endif

  MNG_VALIDHANDLEX (hHandle)

  if (((mng_datap)hHandle)->eImagetype == mng_it_png)
    iRslt = ((mng_datap)hHandle)->iFilter;
  else
    iRslt = 0;

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

  return iRslt;
}

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

mng_uint8 MNG_DECL mng_get_interlace (mng_handle hHandle)
{
  mng_uint8 iRslt;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACEX (((mng_datap)hHandle), MNG_FN_GET_INTERLACE, MNG_LC_START)
#endif

  MNG_VALIDHANDLEX (hHandle)

  if (((mng_datap)hHandle)->eImagetype == mng_it_png)
    iRslt = ((mng_datap)hHandle)->iInterlace;
  else
  if (((mng_datap)hHandle)->eImagetype == mng_it_jng)
    iRslt = ((mng_datap)hHandle)->iJHDRimginterlace;
  else
    iRslt = 0;

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

  return iRslt;
}

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

mng_uint8 MNG_DECL mng_get_alphabitdepth (mng_handle hHandle)
{
  mng_uint8 iRslt;

#ifdef MNG_SUPPORT_TRACE
  MNG_TRACEX (((mng_datap)hHandle), MNG_FN_GET_ALPHABITDEPTH, MNG_LC_START)
#endif

  MNG_VALIDHANDLEX (hHandle)

  if (((mng_datap)hHandle)->eImagetype == mng_it_jng)
    iRslt = ((mng_datap)hHandle)->iJHDRalphabitdepth;