|
Toshihiro Shimizu |
890ddd |
#include "igs_color_rgb_hls.h"
|
|
Shinya Kitaoka |
120a6e |
namespace {
|
|
Shinya Kitaoka |
120a6e |
void pixel_rgba_(const double red_in, const double gre_in, const double blu_in,
|
|
Shinya Kitaoka |
120a6e |
double &red_out, double &gre_out, double &blu_out,
|
|
shun-iwasawa |
481b59 |
const double hue_pivot, // 0.0 ...0...360...
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|
shun-iwasawa |
481b59 |
const double hue_scale, // 1.0 ...1...
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|
shun-iwasawa |
481b59 |
const double hue_shift, // 0.0 ...0...360...
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|
shun-iwasawa |
481b59 |
const double lig_pivot, // 0.0 ...0...1...
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|
shun-iwasawa |
481b59 |
const double lig_scale, // 1.0 ...1...
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|
shun-iwasawa |
481b59 |
const double lig_shift, // 0.0 ...0...1...
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|
shun-iwasawa |
481b59 |
const double sat_pivot, // 0.0 ...0...1...
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|
shun-iwasawa |
481b59 |
const double sat_scale, // 1.0 ...1...
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|
shun-iwasawa |
481b59 |
const double sat_shift, // 0.0 ...0...1...
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|
shun-iwasawa |
481b59 |
const bool cylindrical = true) {
|
|
Shinya Kitaoka |
120a6e |
double hue, lig, sat;
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|
shun-iwasawa |
481b59 |
igs::color::rgb_to_hls(red_in, gre_in, blu_in, hue, lig, sat, cylindrical);
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Shinya Kitaoka |
120a6e |
if ((1.0 != hue_scale) || (0.0 != hue_shift)) {
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|
Shinya Kitaoka |
120a6e |
hue -= hue_pivot;
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Shinya Kitaoka |
120a6e |
while (hue < -180.0) {
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Shinya Kitaoka |
120a6e |
hue += 360.0;
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|
Shinya Kitaoka |
120a6e |
}
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|
Shinya Kitaoka |
120a6e |
while (180.0 <= hue) {
|
|
Shinya Kitaoka |
120a6e |
hue -= 360.0;
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|
Shinya Kitaoka |
120a6e |
}
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|
Shinya Kitaoka |
120a6e |
hue *= hue_scale;
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|
Shinya Kitaoka |
120a6e |
hue += hue_pivot;
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|
Shinya Kitaoka |
120a6e |
hue += hue_shift;
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|
Shinya Kitaoka |
120a6e |
while (hue < 0.0) {
|
|
Shinya Kitaoka |
120a6e |
hue += 360.0;
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|
Shinya Kitaoka |
120a6e |
}
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Shinya Kitaoka |
120a6e |
while (360.0 <= hue) {
|
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Shinya Kitaoka |
120a6e |
hue -= 360.0;
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|
Shinya Kitaoka |
120a6e |
}
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|
Shinya Kitaoka |
120a6e |
}
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|
Shinya Kitaoka |
120a6e |
if ((1.0 != lig_scale) || (0.0 != lig_shift)) {
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Shinya Kitaoka |
120a6e |
lig -= lig_pivot;
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Shinya Kitaoka |
120a6e |
lig *= lig_scale;
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Shinya Kitaoka |
120a6e |
lig += lig_pivot;
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Shinya Kitaoka |
120a6e |
lig += lig_shift;
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shun-iwasawa |
481b59 |
// lig = (lig < 0.0) ? 0.0 : ((1.0 < lig) ? 1.0 : lig);
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Shinya Kitaoka |
120a6e |
}
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Shinya Kitaoka |
120a6e |
if ((1.0 != sat_scale) || (0.0 != sat_shift)) {
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Shinya Kitaoka |
120a6e |
sat -= sat_pivot;
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Shinya Kitaoka |
120a6e |
sat *= sat_scale;
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|
Shinya Kitaoka |
120a6e |
sat += sat_pivot;
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|
Shinya Kitaoka |
120a6e |
sat += sat_shift;
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|
shun-iwasawa |
481b59 |
sat = (sat < 0.0) ? 0.0 : sat;
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shun-iwasawa |
481b59 |
// sat = (sat < 0.0) ? 0.0 : ((1.0 < sat) ? 1.0 : sat);
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|
Shinya Kitaoka |
120a6e |
}
|
|
shun-iwasawa |
481b59 |
igs::color::hls_to_rgb(hue, lig, sat, red_out, gre_out, blu_out, cylindrical);
|
|
Toshihiro Shimizu |
890ddd |
}
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|
shun-iwasawa |
481b59 |
} // namespace
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|
Toshihiro Shimizu |
890ddd |
//------------------------------------------------------------
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|
Shinya Kitaoka |
120a6e |
#include <limits> /* std::numeric_limits */</limits>
|
|
Toshihiro Shimizu |
890ddd |
#include "igs_ifx_common.h" /* igs::image::rgba */
|
|
Toshihiro Shimizu |
890ddd |
#include "igs_hls_adjust.h"
|
|
Shinya Kitaoka |
120a6e |
namespace {
|
|
shun-iwasawa |
481b59 |
/* raster画像にノイズをのせる*/
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|
shun-iwasawa |
481b59 |
void change_(float *image_array, const int height, const int width,
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|
shun-iwasawa |
481b59 |
const int channels,
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|
shun-iwasawa |
481b59 |
const float *ref, /* 求める画像(out)と同じ高さ、幅、チャンネル数 */
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|
shun-iwasawa |
481b59 |
const double hue_pivot, const double hue_scale,
|
|
shun-iwasawa |
481b59 |
const double hue_shift, const double lig_pivot,
|
|
shun-iwasawa |
481b59 |
const double lig_scale, const double lig_shift,
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|
shun-iwasawa |
481b59 |
const double sat_pivot, const double sat_scale,
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|
shun-iwasawa |
481b59 |
const double sat_shift, const bool add_blend_sw,
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|
shun-iwasawa |
481b59 |
const bool cylindrical = true) {
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|
shun-iwasawa |
481b59 |
// const int t_max = std::numeric_limits<it>::max();</it>
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|
shun-iwasawa |
481b59 |
// const double div_val = static_cast<double>(t_max);</double>
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|
shun-iwasawa |
481b59 |
// const double mul_val = static_cast<double>(t_max) + 0.999999;</double>
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|
shun-iwasawa |
481b59 |
const int pixsize = height * width;
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|
shun-iwasawa |
481b59 |
// const int r_max = std::numeric_limits<rt>::max();</rt>
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|
Shinya Kitaoka |
120a6e |
if (igs::image::rgba::siz == channels) {
|
|
Shinya Kitaoka |
120a6e |
using namespace igs::image::rgba;
|
|
Shinya Kitaoka |
120a6e |
for (int ii = 0; ii < pixsize; ++ii, image_array += channels) {
|
|
Shinya Kitaoka |
120a6e |
/* 変化量初期値 */
|
|
shun-iwasawa |
481b59 |
float refv = 1.f;
|
|
Shinya Kitaoka |
120a6e |
|
|
Shinya Kitaoka |
120a6e |
/* 参照画像あればピクセル単位の画像変化量を得る */
|
|
shun-iwasawa |
481b59 |
if (ref != nullptr) {
|
|
shun-iwasawa |
481b59 |
refv *= (*ref);
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|
shun-iwasawa |
481b59 |
ref++; /* continue;の前に行うこと */
|
|
Shinya Kitaoka |
120a6e |
}
|
|
Shinya Kitaoka |
120a6e |
|
|
Shinya Kitaoka |
120a6e |
/* 加算合成で、Alpha値ゼロならRGB値を計算する必要はない */
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|
shun-iwasawa |
481b59 |
if (add_blend_sw && (0.f == image_array[alp])) {
|
|
Shinya Kitaoka |
120a6e |
continue;
|
|
Shinya Kitaoka |
120a6e |
}
|
|
Shinya Kitaoka |
120a6e |
/* 加算合成でなくAlpha合成の時は、
|
|
Shinya Kitaoka |
120a6e |
Alpha値がゼロでもRGB値は存在する(してもよい) */
|
|
Shinya Kitaoka |
120a6e |
|
|
Shinya Kitaoka |
120a6e |
/* pivot,scale,shiftによってRGB値を変化する */
|
|
shun-iwasawa |
481b59 |
double rr, gg, bb;
|
|
shun-iwasawa |
481b59 |
pixel_rgba_(image_array[red], image_array[gre], image_array[blu], rr, gg,
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|
shun-iwasawa |
481b59 |
bb, hue_pivot, hue_scale, hue_shift, lig_pivot, lig_scale,
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|
shun-iwasawa |
481b59 |
lig_shift, sat_pivot, sat_scale, sat_shift, cylindrical);
|
|
Shinya Kitaoka |
120a6e |
|
|
Shinya Kitaoka |
120a6e |
/* 加算合成で、その値がMaxでなければ変化量に乗算 */
|
|
shun-iwasawa |
481b59 |
if (add_blend_sw && (image_array[alp] < 1.f)) {
|
|
shun-iwasawa |
481b59 |
refv *= image_array[alp];
|
|
Shinya Kitaoka |
120a6e |
}
|
|
Shinya Kitaoka |
120a6e |
|
|
Shinya Kitaoka |
120a6e |
/* ピクセル単位の変化量があれば、RGBを調整する */
|
|
shun-iwasawa |
481b59 |
if ((ref != nullptr) || (add_blend_sw && (image_array[alp] < 1.f))) {
|
|
shun-iwasawa |
481b59 |
rr = image_array[red] + (rr - image_array[red]) * refv;
|
|
shun-iwasawa |
481b59 |
gg = image_array[gre] + (gg - image_array[gre]) * refv;
|
|
shun-iwasawa |
481b59 |
bb = image_array[blu] + (bb - image_array[blu]) * refv;
|
|
Shinya Kitaoka |
120a6e |
}
|
|
Shinya Kitaoka |
120a6e |
|
|
Shinya Kitaoka |
120a6e |
/* 結果をRGBに戻す */
|
|
shun-iwasawa |
481b59 |
image_array[red] = rr;
|
|
shun-iwasawa |
481b59 |
image_array[gre] = gg;
|
|
shun-iwasawa |
481b59 |
image_array[blu] = bb;
|
|
Shinya Kitaoka |
120a6e |
}
|
|
Shinya Kitaoka |
120a6e |
} else if (igs::image::rgb::siz == channels) {
|
|
Shinya Kitaoka |
120a6e |
using namespace igs::image::rgb;
|
|
Shinya Kitaoka |
120a6e |
for (int ii = 0; ii < pixsize; ++ii, image_array += channels) {
|
|
shun-iwasawa |
481b59 |
float refv = 1.f;
|
|
shun-iwasawa |
481b59 |
if (ref != nullptr) {
|
|
shun-iwasawa |
481b59 |
refv *= (*ref);
|
|
shun-iwasawa |
481b59 |
ref++;
|
|
Shinya Kitaoka |
120a6e |
}
|
|
Shinya Kitaoka |
120a6e |
|
|
shun-iwasawa |
481b59 |
// const IT *const ia = image_array;
|
|
shun-iwasawa |
481b59 |
// const double rr1 = static_cast<double>(ia[red]) / div_val;</double>
|
|
shun-iwasawa |
481b59 |
// const double gg1 = static_cast<double>(ia[gre]) / div_val;</double>
|
|
shun-iwasawa |
481b59 |
// const double bb1 = static_cast<double>(ia[blu]) / div_val;</double>
|
|
shun-iwasawa |
481b59 |
double rr, gg, bb;
|
|
shun-iwasawa |
481b59 |
pixel_rgba_(image_array[red], image_array[gre], image_array[blu], rr, gg,
|
|
shun-iwasawa |
481b59 |
bb, hue_pivot, hue_scale, hue_shift, lig_pivot, lig_scale,
|
|
shun-iwasawa |
481b59 |
lig_shift, sat_pivot, sat_scale, sat_shift, cylindrical);
|
|
shun-iwasawa |
481b59 |
|
|
shun-iwasawa |
481b59 |
if (ref != nullptr) {
|
|
shun-iwasawa |
481b59 |
rr = image_array[red] + (rr - image_array[red]) * refv;
|
|
shun-iwasawa |
481b59 |
gg = image_array[gre] + (gg - image_array[gre]) * refv;
|
|
shun-iwasawa |
481b59 |
bb = image_array[blu] + (bb - image_array[blu]) * refv;
|
|
Shinya Kitaoka |
120a6e |
}
|
|
Shinya Kitaoka |
120a6e |
|
|
shun-iwasawa |
481b59 |
image_array[red] = rr;
|
|
shun-iwasawa |
481b59 |
image_array[gre] = gg;
|
|
shun-iwasawa |
481b59 |
image_array[blu] = bb;
|
|
Shinya Kitaoka |
120a6e |
}
|
|
Shinya Kitaoka |
120a6e |
} else if (1 == channels) { /* grayscale */
|
|
Shinya Kitaoka |
120a6e |
for (int ii = 0; ii < pixsize; ++ii, image_array += channels) {
|
|
shun-iwasawa |
481b59 |
double refv = 1.f;
|
|
shun-iwasawa |
481b59 |
if (ref != nullptr) {
|
|
shun-iwasawa |
481b59 |
refv *= (*ref);
|
|
shun-iwasawa |
481b59 |
ref++;
|
|
Shinya Kitaoka |
120a6e |
}
|
|
Shinya Kitaoka |
120a6e |
|
|
shun-iwasawa |
481b59 |
double li =
|
|
shun-iwasawa |
481b59 |
(*image_array - lig_pivot) * lig_scale + lig_pivot + lig_shift;
|
|
shun-iwasawa |
481b59 |
// li = (li < 0.0) ? 0.0 : ((1.0 < li) ? 1.0 : li);
|
|
Shinya Kitaoka |
120a6e |
|
|
shun-iwasawa |
481b59 |
if (ref != nullptr) {
|
|
shun-iwasawa |
481b59 |
li = *image_array + (li - *image_array) * refv;
|
|
Shinya Kitaoka |
120a6e |
}
|
|
Shinya Kitaoka |
120a6e |
|
|
shun-iwasawa |
481b59 |
*image_array = li;
|
|
Shinya Kitaoka |
120a6e |
}
|
|
Shinya Kitaoka |
120a6e |
}
|
|
Toshihiro Shimizu |
890ddd |
}
|
|
shun-iwasawa |
481b59 |
} // namespace
|
|
Toshihiro Shimizu |
890ddd |
|
|
Toshihiro Shimizu |
890ddd |
#include <stdexcept> /* std::domain_error */</stdexcept>
|
|
Toshihiro Shimizu |
890ddd |
void igs::hls_adjust::change(
|
|
shun-iwasawa |
481b59 |
float *image_array, const int height, const int width, const int channels,
|
|
shun-iwasawa |
481b59 |
const float *ref, /* 求める画像と同じ高、幅、channels数 */
|
|
Shinya Kitaoka |
120a6e |
const double hue_pivot, const double hue_scale, const double hue_shift,
|
|
Shinya Kitaoka |
120a6e |
const double lig_pivot, const double lig_scale, const double lig_shift,
|
|
shun-iwasawa |
481b59 |
const double sat_pivot, const double sat_scale, const double sat_shift,
|
|
shun-iwasawa |
481b59 |
const bool add_blend_sw, const bool cylindrical) {
|
|
Shinya Kitaoka |
120a6e |
if ((1.0 == hue_scale) && (0.0 == hue_shift) && (1.0 == lig_scale) &&
|
|
Shinya Kitaoka |
120a6e |
(0.0 == lig_shift) && (1.0 == sat_scale) && (0.0 == sat_shift)) {
|
|
Shinya Kitaoka |
120a6e |
return;
|
|
Shinya Kitaoka |
120a6e |
}
|
|
Shinya Kitaoka |
120a6e |
|
|
Shinya Kitaoka |
120a6e |
if ((igs::image::rgba::siz != channels) &&
|
|
Shinya Kitaoka |
120a6e |
(igs::image::rgb::siz != channels) && (1 != channels) /* grayscale */
|
|
shun-iwasawa |
481b59 |
) {
|
|
Shinya Kitaoka |
120a6e |
throw std::domain_error("Bad channels,Not rgba/rgb/grayscale");
|
|
Shinya Kitaoka |
120a6e |
}
|
|
shun-iwasawa |
481b59 |
change_(image_array, height, width, channels, ref, hue_pivot, hue_scale,
|
|
shun-iwasawa |
481b59 |
hue_shift, lig_pivot, lig_scale, lig_shift, sat_pivot, sat_scale,
|
|
shun-iwasawa |
481b59 |
sat_shift, add_blend_sw, cylindrical);
|
|
Shinya Kitaoka |
120a6e |
|
|
Shinya Kitaoka |
120a6e |
/* rgb(a)画像にhls(a)でドットノイズを加える */
|
|
shun-iwasawa |
481b59 |
/*
|
|
Shinya Kitaoka |
120a6e |
if ((std::numeric_limits<unsigned char="">::digits == bits) &&</unsigned>
|
|
Shinya Kitaoka |
120a6e |
((std::numeric_limits<unsigned char="">::digits == ref_bits) ||</unsigned>
|
|
Shinya Kitaoka |
120a6e |
(0 == ref_bits))) {
|
|
Shinya Kitaoka |
120a6e |
change_template_(image_array, height, width, channels, ref, ref_mode,
|
|
Shinya Kitaoka |
120a6e |
hue_pivot, hue_scale, hue_shift, lig_pivot, lig_scale,
|
|
Shinya Kitaoka |
120a6e |
lig_shift, sat_pivot, sat_scale, sat_shift, add_blend_sw);
|
|
Shinya Kitaoka |
120a6e |
} else if ((std::numeric_limits<unsigned short="">::digits == bits) &&</unsigned>
|
|
Shinya Kitaoka |
120a6e |
((std::numeric_limits<unsigned char="">::digits == ref_bits) ||</unsigned>
|
|
Shinya Kitaoka |
120a6e |
(0 == ref_bits))) {
|
|
Shinya Kitaoka |
120a6e |
change_template_(reinterpret_cast<unsigned *="" short="">(image_array), height,</unsigned>
|
|
Shinya Kitaoka |
120a6e |
width, channels, ref, ref_mode, hue_pivot, hue_scale,
|
|
Shinya Kitaoka |
120a6e |
hue_shift, lig_pivot, lig_scale, lig_shift, sat_pivot,
|
|
Shinya Kitaoka |
120a6e |
sat_scale, sat_shift, add_blend_sw);
|
|
Shinya Kitaoka |
120a6e |
} else if ((std::numeric_limits<unsigned short="">::digits == bits) &&</unsigned>
|
|
Shinya Kitaoka |
120a6e |
(std::numeric_limits<unsigned short="">::digits == ref_bits)) {</unsigned>
|
|
Shinya Kitaoka |
120a6e |
change_template_(reinterpret_cast<unsigned *="" short="">(image_array), height,</unsigned>
|
|
Shinya Kitaoka |
120a6e |
width, channels,
|
|
Shinya Kitaoka |
120a6e |
reinterpret_cast<const *="" short="" unsigned="">(ref), ref_mode,</const>
|
|
Shinya Kitaoka |
120a6e |
hue_pivot, hue_scale, hue_shift, lig_pivot, lig_scale,
|
|
Shinya Kitaoka |
120a6e |
lig_shift, sat_pivot, sat_scale, sat_shift, add_blend_sw);
|
|
Shinya Kitaoka |
120a6e |
} else if ((std::numeric_limits<unsigned char="">::digits == bits) &&</unsigned>
|
|
Shinya Kitaoka |
120a6e |
(std::numeric_limits<unsigned short="">::digits == ref_bits)) {</unsigned>
|
|
Shinya Kitaoka |
120a6e |
change_template_(image_array, height, width, channels,
|
|
Shinya Kitaoka |
120a6e |
reinterpret_cast<const *="" short="" unsigned="">(ref), ref_mode,</const>
|
|
Shinya Kitaoka |
120a6e |
hue_pivot, hue_scale, hue_shift, lig_pivot, lig_scale,
|
|
Shinya Kitaoka |
120a6e |
lig_shift, sat_pivot, sat_scale, sat_shift, add_blend_sw);
|
|
Shinya Kitaoka |
120a6e |
} else {
|
|
Shinya Kitaoka |
120a6e |
throw std::domain_error("Bad bits,Not uchar/ushort");
|
|
Shinya Kitaoka |
120a6e |
}
|
|
shun-iwasawa |
481b59 |
*/
|
|
Toshihiro Shimizu |
890ddd |
}
|