#include <sstream> /* std::ostringstream */</sstream>

#include "tfxparam.h"

#include "stdfx.h"

#include "ino_common.h"

#include "globalcontrollablefx.h"

//------------------------------------------------------------

class ino_level_auto final : public GlobalControllableFx {

  FX_PLUGIN_DECLARATION(ino_level_auto)

  TRasterFxPort m_input;

  TDoubleParamP m_in_min_shift;

  TDoubleParamP m_in_max_shift;

  TDoubleParamP m_out_min;

  TDoubleParamP m_out_max;

  TDoubleParamP m_gamma;

public:

  ino_level_auto()

      : m_in_min_shift(0.0 * ino::param_range())

      , m_in_max_shift(0.0 * ino::param_range())

      , m_out_min(0.0 * ino::param_range())

      , m_out_max(1.0 * ino::param_range())

      , m_gamma(1.0 * ino::param_range()) {

    addInputPort("Source", this->m_input);

    bindParam(this, "in_min_shift", this->m_in_min_shift);

    bindParam(this, "in_max_shift", this->m_in_max_shift);

    bindParam(this, "out_min", this->m_out_min);

    bindParam(this, "out_max", this->m_out_max);

    bindParam(this, "gamma", this->m_gamma);

    this->m_in_min_shift->setValueRange(-1.0 * ino::param_range(),

                                        1.0 * ino::param_range());

    this->m_in_max_shift->setValueRange(-1.0 * ino::param_range(),

                                        1.0 * ino::param_range());

    this->m_out_min->setValueRange(0.0 * ino::param_range(),

                                   1.0 * ino::param_range());

    this->m_out_max->setValueRange(0.0 * ino::param_range(),

                                   1.0 * ino::param_range());

    this->m_gamma->setValueRange(0.1 * ino::param_range(),

                                 10.0 * ino::param_range()); /* gamma値 */

  }

  bool doGetBBox(double frame, TRectD &bBox,

                 const TRenderSettings &info) override {

    if (this->m_input.isConnected()) {

      return this->m_input->doGetBBox(frame, bBox, info);

    } else {

      bBox = TRectD();

      return false;

    }

  }

  bool canHandle(const TRenderSettings &info, double frame) override {

    return true;

  }

  void doCompute(TTile &tile, double frame,

                 const TRenderSettings &rend_sets) override;

};

FX_PLUGIN_IDENTIFIER(ino_level_auto, "inoLevelAutoFx");

//------------------------------------------------------------

#include "igs_level_auto_in_camera.h"

namespace {

void fx_(TRasterP in_ras, bool *act_sw, double *in_min_shift,

         double *in_max_shift, double *out_min, double *out_max, double *gamma,

         const int camera_x, const int camera_y, const int camera_w,

         const int camera_h) {

  TRasterGR8P in_gr8(in_ras->getLy(),

                     in_ras->getLx() * ino::channels() *

                         ((TRaster64P)in_ras ? sizeof(unsigned short)

                                             : sizeof(unsigned char)));

  in_gr8->lock();

  ino::ras_to_arr(in_ras, ino::channels(), in_gr8->getRawData());

  /* igs::level_auto::change(-)は今後つかわない2011-07-15 */

  igs::level_auto_in_camera::change(

      // in_ras->getRawData() // BGRA

      in_gr8->getRawData()

          ,

      in_ras->getLy(), in_ras->getLx()  // Must Not use in_ras->getWrap()

      ,

      ino::channels(), ino::bits(in_ras)

                           ,

      act_sw, in_min_shift, in_max_shift, out_min, out_max, gamma, camera_x,

      camera_y, camera_w, camera_h);

  ino::arr_to_ras(in_gr8->getRawData(), ino::channels(), in_ras, 0);

  in_gr8->unlock();

}

}  // namespace

//------------------------------------------------------------

void ino_level_auto::doCompute(TTile &tile, double frame,

                               const TRenderSettings &rend_sets) {

  /* ------ 接続していなければ処理しない -------------------- */

  if (!this->m_input.isConnected()) {

    tile.getRaster()->clear(); /* 塗りつぶしクリア */

    return;

  }

  /* ------ サポートしていないPixelタイプはエラーを投げる --- */

  if (!((TRaster32P)tile.getRaster()) && !((TRaster64P)tile.getRaster())) {

    throw TRopException("unsupported input pixel type");

  }

  /* ------ 動作パラメータを得る ---------------------------- */

  bool act_sw[4];

  double in_min_sft[4];

  double in_max_sft[4];

  double out_min[4];

  double out_max[4];

  double gamma[4];

  act_sw[0] = act_sw[1] = act_sw[2] = act_sw[3] = true;

  in_min_sft[0] = in_min_sft[1] = in_min_sft[2] = in_min_sft[3] =

      this->m_in_min_shift->getValue(frame) / ino::param_range();

  in_max_sft[0] = in_max_sft[1] = in_max_sft[2] = in_max_sft[3] =

      this->m_in_max_shift->getValue(frame) / ino::param_range();

  out_min[0] = out_min[1] = out_min[2] = out_min[3] =

      this->m_out_min->getValue(frame) / ino::param_range();

  out_max[0] = out_max[1] = out_max[2] = out_max[3] =

      this->m_out_max->getValue(frame) / ino::param_range();

  gamma[0] = gamma[1] = gamma[2] = gamma[3] =

      static_cast<double>(this->m_gamma->getValue(frame) / ino::param_range());</double>

  /* ------ 画像生成 ---------------------------------------- */

  this->m_input->compute(tile, frame, rend_sets);

  /*--- カメラの範囲をノイズを掛ける範囲としておく(余白含ず) -*/

  int camera_x = 0;

  int camera_y = 0;

  int camera_w = static_cast<int>(rend_sets.m_cameraBox.getLx() + 0.5);</int>

  int camera_h = static_cast<int>(rend_sets.m_cameraBox.getLy() + 0.5);</int>

  /*--- カメラ範囲外へのmargin付き(たぶん)はノイズ範囲から外す -*/

  const int margin_w = tile.getRaster()->getLx() - camera_w;

  const int margin_h = tile.getRaster()->getLy() - camera_h;

  if ((0 <= margin_h && 0 < margin_w)    /* 横方向のみ余白あり */

      || (0 < margin_h && 0 <= margin_w) /* 縦方向のみ余白あり */

      || (0 < margin_h && 0 < margin_w)  /* 縦横両方に余白あり */

  ) {

    /*camera_x = static_cast<int>(ceil((double)margin_w / 2.));</int>

    camera_y = static_cast<int>(ceil((double)margin_h / 2.));*/</int>

    camera_x = margin_w / 2;

    camera_y = margin_h / 2;

    camera_w = rend_sets.m_cameraBox.getLx();

    camera_h = rend_sets.m_cameraBox.getLy();

  }

  /*--- 入力画像がカメラより一部でも小さい

          (ノイズ範囲指定対応できない-->懸案事項) ------------*/

  else {

    camera_w = tile.getRaster()->getLx();

    camera_h = tile.getRaster()->getLy();

  }

  /* ------ (app_begin)log記憶 ------------------------------ */

  const bool log_sw = ino::log_enable_sw();

  if (log_sw) {

    std::ostringstream os;

    os << "params  act true"

       << "  in_min_shift " << in_min_sft[0] << "  in_max_shift "

       << in_max_sft[0] << "  out_min " << out_min[0] << "  out_max "

       << out_max[0] << "  gamma " << gamma[0] << "  frame " << frame

       << "  pixbits " << ino::pixel_bits(tile.getRaster()) << "  tile.m_pos "

       << tile.m_pos << "  tile_getLx " << tile.getRaster()->getLx() << "  y "

       << tile.getRaster()->getLy() << "  rend_sets.m_cameraBox "

       << rend_sets.m_cameraBox << "  rend_sets.m_affine " << rend_sets.m_affine

       << "  camera x " << camera_x << "  y " << camera_y << "  w " << camera_w

       << "  h " << camera_h;

  }

  /* ------ fx処理 ------------------------------------------ */

  try {

    tile.getRaster()->lock();

    fx_(tile.getRaster(), act_sw, in_min_sft, in_max_sft, out_min, out_max,

        gamma, camera_x, camera_y, camera_w, camera_h);

    tile.getRaster()->unlock();

  }

  /* ------ error処理 --------------------------------------- */

  catch (std::bad_alloc &e) {

    tile.getRaster()->unlock();

    if (log_sw) {

      std::string str("std::bad_alloc <");

      str += e.what();

      str += '>';

    }

    throw;

  } catch (std::exception &e) {

    tile.getRaster()->unlock();

    if (log_sw) {

      std::string str("exception <");

      str += e.what();

      str += '>';

    }

    throw;

  } catch (...) {

    tile.getRaster()->unlock();

    if (log_sw) {

      std::string str("other exception");

    }

    throw;

  }

}