Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
#include "stdfx.h"
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#include "tfxparam.h"
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#include "tpixelutils.h"
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#include "tparamset.h"
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class RGBMCutFx final : public TStandardRasterFx {
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  FX_PLUGIN_DECLARATION(RGBMCutFx)
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  TRasterFxPort m_input;
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  TRangeParamP m_r_range;
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  TRangeParamP m_g_range;
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  TRangeParamP m_b_range;
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  TRangeParamP m_m_range;
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public:
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  RGBMCutFx()
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      : m_r_range(DoublePair(0., 255.))
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      , m_g_range(DoublePair(0., 255.))
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      , m_b_range(DoublePair(0., 255.))
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      , m_m_range(DoublePair(0., 255.)) {
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    bindParam(this, "r_range", m_r_range);
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    bindParam(this, "g_range", m_g_range);
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    bindParam(this, "b_range", m_b_range);
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    bindParam(this, "m_range", m_m_range);
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    m_r_range->getMin()->setValueRange(0., 255.);
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    m_g_range->getMin()->setValueRange(0., 255.);
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    m_b_range->getMin()->setValueRange(0., 255.);
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    m_m_range->getMin()->setValueRange(0., 255.);
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    m_r_range->getMax()->setValueRange(0., 255.);
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    m_g_range->getMax()->setValueRange(0., 255.);
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    m_b_range->getMax()->setValueRange(0., 255.);
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    m_m_range->getMax()->setValueRange(0., 255.);
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    addInputPort("Source", m_input);
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  }
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  ~RGBMCutFx(){};
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  bool doGetBBox(double frame, TRectD &bBox,
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                 const TRenderSettings &info) override {
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    return m_input.getFx() && m_input->doGetBBox(frame, bBox, info);
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  };
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  void doCompute(TTile &tile, double frame, const TRenderSettings &) override;
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  bool canHandle(const TRenderSettings &info, double frame) override {
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    return true;
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  }
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};
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namespace {
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void update_param(double ¶m, TRaster32P ras) { return; }
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void update_param(double ¶m, TRaster64P ras) {
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  param = param * 257;
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  return;
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}
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}
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//-------------------------------------------------------------------
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template <typename channel_type="" pixel,="" typename=""></typename>
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void doRGBMCut(TRasterPT<pixel> ras, double hi_m, double hi_r, double hi_g,</pixel>
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               double hi_b, double lo_m, double lo_r, double lo_g,
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               double lo_b) {
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  update_param(hi_m, ras);
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  update_param(hi_r, ras);
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  update_param(hi_g, ras);
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  update_param(hi_b, ras);
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  update_param(lo_m, ras);
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  update_param(lo_r, ras);
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  update_param(lo_g, ras);
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  update_param(lo_b, ras);
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  int j;
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  ras->lock();
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  for (j = 0; j < ras->getLy(); j++) {
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    PIXEL *pix    = ras->pixels(j);
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    PIXEL *endPix = pix + ras->getLx();
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    while (pix < endPix) {
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      if (pix->m != 0) {
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        *pix = depremultiply(*pix);
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        if (lo_m == 0)
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          pix->m = tcrop((int)pix->m, (int)lo_m, (int)hi_m);
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        else
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          pix->m = (pix->m) ? tcrop((int)pix->m, (int)lo_m, (int)hi_m) : 0;
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        pix->r = tcrop((int)pix->r, (int)lo_r, (int)hi_r);
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        pix->g = tcrop((int)pix->g, (int)lo_g, (int)hi_g);
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        pix->b = tcrop((int)pix->b, (int)lo_b, (int)hi_b);
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        *pix   = premultiply(*pix);
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      }
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      *pix++;
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    }
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  }
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  ras->unlock();
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}
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//==============================================================================
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void RGBMCutFx::doCompute(TTile &tile, double frame,
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                          const TRenderSettings &ri) {
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  if (!m_input.isConnected()) return;
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  m_input->compute(tile, frame, ri);
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  double hi_m = m_m_range->getMax()->getValue(frame);
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  double hi_r = m_r_range->getMax()->getValue(frame);
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  double hi_g = m_g_range->getMax()->getValue(frame);
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  double hi_b = m_b_range->getMax()->getValue(frame);
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  double lo_m = m_m_range->getMin()->getValue(frame);
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  double lo_r = m_r_range->getMin()->getValue(frame);
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  double lo_g = m_g_range->getMin()->getValue(frame);
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  double lo_b = m_b_range->getMin()->getValue(frame);
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  TRaster32P raster32 = tile.getRaster();
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  if (raster32)
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    doRGBMCut<tpixel32, uchar="">(raster32, hi_m, hi_r, hi_g, hi_b, lo_m, lo_r,</tpixel32,>
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                               lo_g, lo_b);
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  else {
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    TRaster64P raster64 = tile.getRaster();
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    if (raster64)
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      doRGBMCut<tpixel64, ushort="">(raster64, hi_m, hi_r, hi_g, hi_b, lo_m, lo_r,</tpixel64,>
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                                  lo_g, lo_b);
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    else
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      throw TException("RGBMCutFx: unsupported Pixel Type");
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  }
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}
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//------------------------------------------------------------------
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FX_PLUGIN_IDENTIFIER(RGBMCutFx, "rgbmCutFx")