diff --git a/stuff/config/current.txt b/stuff/config/current.txt index 9b73c160..86f8d336 100644 --- a/stuff/config/current.txt +++ b/stuff/config/current.txt @@ -1224,6 +1224,14 @@ "STD_iwa_BokehFx.distance5" "Layer5 Distance" "STD_iwa_BokehFx.bokeh_adjustment5" "Layer5 Bokeh Adjustment" + "STD_iwa_BokehRefFx" "Bokeh Ref Iwa" + "STD_iwa_BokehRefFx.on_focus_distance" "On-Focus Distance" + "STD_iwa_BokehRefFx.bokeh_amount" "Bokeh Amount" + "STD_iwa_BokehRefFx.hardness" "Hardness" + "STD_iwa_BokehRefFx.distance_precision" "Distance Precision" + "STD_iwa_BokehRefFx.fill_gap" "Fill Gap" + "STD_iwa_BokehRefFx.fill_gap_with_median_filter" "Use Median Filter" + "STD_iwa_TimeCodeFx" "TimeCode Iwa" "STD_iwa_TimeCodeFx.displayType" "Display Type" "STD_iwa_TimeCodeFx.frameRate" "Frame Rate" diff --git a/stuff/doc/BokehRefIwa.html b/stuff/doc/BokehRefIwa.html new file mode 100644 index 00000000..25f05bf5 --- /dev/null +++ b/stuff/doc/BokehRefIwa.html @@ -0,0 +1,59 @@ + + + + Bokeh Fx Iwa + + +

Bokeh Ref Fx Iwa

+ +

● 概要

+レンズのボケを再現するエフェクトです。入力画像をデプス参照画像の階調を元に数枚のレイヤーに分割し、 +分割された各レイヤーのRGB値を露光値に変換して、絞り形状でボカし、合成します。離散フーリエ変換を使って、高速化を図っています。 +ボカし処理を行う前に、各レイヤーの、前景で隠れている部分をメディアンフィルタで延ばす処理を行っています。 + +

● 入力ポート

+ + +

● パラメータ

+ + +

● 注意点

+ + +

● ライセンス情報

+ + +
+This is the BSD-style license for the KissFFT.
+
+Copyright (c) 2003-2010 Mark Borgerding
+
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
+ * Neither the author nor the names of any contributors may be used to endorse or promote products derived from this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +
+ + + + \ No newline at end of file diff --git a/stuff/doc/img/fx_iwa_bokeh_ref.png b/stuff/doc/img/fx_iwa_bokeh_ref.png new file mode 100644 index 00000000..67ee0766 Binary files /dev/null and b/stuff/doc/img/fx_iwa_bokeh_ref.png differ diff --git a/stuff/profiles/layouts/fxs/STD_iwa_BokehRefFx.xml b/stuff/profiles/layouts/fxs/STD_iwa_BokehRefFx.xml new file mode 100644 index 00000000..027792c4 --- /dev/null +++ b/stuff/profiles/layouts/fxs/STD_iwa_BokehRefFx.xml @@ -0,0 +1,12 @@ + + + + on_focus_distance + bokeh_amount + hardness + distance_precision + fill_gap + fill_gap_with_median_filter + + + diff --git a/stuff/profiles/layouts/fxs/fxs.lst b/stuff/profiles/layouts/fxs/fxs.lst index 3c428005..bb853487 100644 --- a/stuff/profiles/layouts/fxs/fxs.lst +++ b/stuff/profiles/layouts/fxs/fxs.lst @@ -21,6 +21,7 @@ STD_rotationalBlurFx STD_inoSpinBlurFx STD_iwa_BokehFx + STD_iwa_BokehRefFx STD_freeDistortFx diff --git a/toonz/sources/include/toonzqt/fxiconmanager.h b/toonz/sources/include/toonzqt/fxiconmanager.h index 4103625e..25c2b098 100644 --- a/toonz/sources/include/toonzqt/fxiconmanager.h +++ b/toonz/sources/include/toonzqt/fxiconmanager.h @@ -131,6 +131,7 @@ const struct { {"STD_iwa_SpectrumFx", "fx_iwa_spectrum"}, {"STD_iwa_PerspectiveDistortFx", "fx_iwa_perspective_distort"}, {"STD_iwa_BokehFx", "fx_iwa_bokeh"}, + {"STD_iwa_BokehRefFx", "fx_iwa_bokeh_ref"}, {"STD_iwa_SoapBubbleFx", "fx_iwa_soapbubble"}, {0, 0}}; }; diff --git a/toonz/sources/stdfx/CMakeLists.txt b/toonz/sources/stdfx/CMakeLists.txt index aa6bad69..9367326e 100644 --- a/toonz/sources/stdfx/CMakeLists.txt +++ b/toonz/sources/stdfx/CMakeLists.txt @@ -74,6 +74,7 @@ set(HEADERS iwa_soapbubblefx.h iwa_bokehfx.h iwa_timecodefx.h + iwa_bokehreffx.h ) set(SOURCES @@ -252,6 +253,7 @@ set(SOURCES ${SDKROOT}/kiss_fft130/tools/kiss_fftnd.c iwa_bokehfx.cpp iwa_timecodefx.cpp + iwa_bokehreffx.cpp ) set(OBJCSOURCES diff --git a/toonz/sources/stdfx/iwa_bokehreffx.cpp b/toonz/sources/stdfx/iwa_bokehreffx.cpp new file mode 100644 index 00000000..a823fb6c --- /dev/null +++ b/toonz/sources/stdfx/iwa_bokehreffx.cpp @@ -0,0 +1,1413 @@ +#include "iwa_bokehreffx.h" + +#include "trop.h" + +#include +#include +#include + +namespace { +QMutex fx_mutex; +QReadWriteLock lock; + +template +TRasterGR8P allocateRasterAndLock(T** buf, TDimensionI dim) { + TRasterGR8P ras(dim.lx * sizeof(T), dim.ly); + ras->lock(); + *buf = (T*)ras->getRawData(); + return ras; +} + +// modify fft coordinate to normal +inline int getCoord(int index, int lx, int ly) { + int i = index % lx; + int j = index / lx; + + int cx = i - lx / 2; + int cy = j - ly / 2; + + if (cx < 0) cx += lx; + if (cy < 0) cy += ly; + + return cy * lx + cx; +} + +// release all registered raster memories +void releaseAllRasters(QList& rasterList) { + for (int r = 0; r < rasterList.size(); r++) rasterList.at(r)->unlock(); +} + +// release all registered raster memories and free all fft plans +void releaseAllRastersAndPlans(QList& rasterList, + QList& planList) { + releaseAllRasters(rasterList); + for (int p = 0; p < planList.size(); p++) kiss_fft_free(planList.at(p)); +} +}; + +//------------------------------------ +BokehRefThread::BokehRefThread(int channel, kiss_fft_cpx* fftcpx_channel_before, + kiss_fft_cpx* fftcpx_channel, + kiss_fft_cpx* fftcpx_alpha, + kiss_fft_cpx* fftcpx_iris, float4* result_buff, + kiss_fftnd_cfg kissfft_plan_fwd, + kiss_fftnd_cfg kissfft_plan_bkwd, + TDimensionI& dim) + : m_channel(channel) + , m_fftcpx_channel_before(fftcpx_channel_before) + , m_fftcpx_channel(fftcpx_channel) + , m_fftcpx_alpha(fftcpx_alpha) + , m_fftcpx_iris(fftcpx_iris) + , m_result_buff(result_buff) + , m_kissfft_plan_fwd(kissfft_plan_fwd) + , m_kissfft_plan_bkwd(kissfft_plan_bkwd) + , m_dim(dim) + , m_finished(false) + , m_isTerminated(false) {} + +//------------------------------------ + +void BokehRefThread::run() { + // execute channel fft + kiss_fftnd(m_kissfft_plan_fwd, m_fftcpx_channel_before, m_fftcpx_channel); + + // cancel check + if (m_isTerminated) { + m_finished = true; + return; + } + + int size = m_dim.lx * m_dim.ly; + + // multiply filter + for (int i = 0; i < size; i++) { + float re, im; + re = m_fftcpx_channel[i].r * m_fftcpx_iris[i].r - + m_fftcpx_channel[i].i * m_fftcpx_iris[i].i; + im = m_fftcpx_channel[i].r * m_fftcpx_iris[i].i + + m_fftcpx_iris[i].r * m_fftcpx_channel[i].i; + m_fftcpx_channel[i].r = re; + m_fftcpx_channel[i].i = im; + } + // execute invert fft + kiss_fftnd(m_kissfft_plan_bkwd, m_fftcpx_channel, m_fftcpx_channel_before); + + // cancel check + if (m_isTerminated) { + m_finished = true; + return; + } + + // normal composite exposure value + float4* result_p = m_result_buff; + for (int i = 0; i < size; i++, result_p++) { + // modify fft coordinate to normal + int coord = getCoord(i, m_dim.lx, m_dim.ly); + + float alpha = m_fftcpx_alpha[coord].r / (float)size; + // ignore transpalent pixels + if (alpha == 0.0f) continue; + + float exposure = m_fftcpx_channel_before[coord].r / (float)size; + + // in case of using upper layer at all + if (alpha >= 1.0f || (m_channel == 0 && (*result_p).x == 0.0f) || + (m_channel == 1 && (*result_p).y == 0.0f) || + (m_channel == 2 && (*result_p).z == 0.0f)) { + // set exposure + if (m_channel == 0) // R + (*result_p).x = exposure; + else if (m_channel == 1) // G + (*result_p).y = exposure; + else // B + (*result_p).z = exposure; + } + // in case of compositing both layers + else { + if (m_channel == 0) // R + { + (*result_p).x *= 1.0f - alpha; + (*result_p).x += exposure; + } else if (m_channel == 1) // G + { + (*result_p).y *= 1.0f - alpha; + (*result_p).y += exposure; + } else // B + { + (*result_p).z *= 1.0f - alpha; + (*result_p).z += exposure; + } + } + } + m_finished = true; +} + +//============================================================ + +//------------------------------------------------------------ +// Get the pixel size of bokehAmount ( referenced ino_blur.cpp ) +// DONE +float Iwa_BokehRefFx::getBokehPixelAmount(const double frame, + const TAffine affine) { + // Convert to vector + TPointD vect; + vect.x = m_bokehAmount->getValue(frame); + vect.y = 0.0; + // Apply geometrical transformation + TAffine aff(affine); + aff.a13 = aff.a23 = 0; // ignore translation + vect = aff * vect; + // return the length of the vector + return sqrtf((float)(vect.x * vect.x + vect.y * vect.y)); +} + +//------------------------------------------------------------ +// normalize the source raster image to 0-1 and set to dstMem +// returns true if the source is (seems to be) premultiplied +//------------------------------------------------------------ +template +bool Iwa_BokehRefFx::setSourceRaster(const RASTER srcRas, float4* dstMem, + TDimensionI dim) { + bool isPremultiplied = true; + + float4* chann_p = dstMem; + for (int j = 0; j < dim.ly; j++) { + PIXEL* pix = srcRas->pixels(j); + for (int i = 0; i < dim.lx; i++, pix++, chann_p++) { + (*chann_p).x = (float)pix->r / (float)PIXEL::maxChannelValue; + (*chann_p).y = (float)pix->g / (float)PIXEL::maxChannelValue; + (*chann_p).z = (float)pix->b / (float)PIXEL::maxChannelValue; + (*chann_p).w = (float)pix->m / (float)PIXEL::maxChannelValue; + + // if there is at least one pixel of which any of RGB channels has + // higher value than alpha channel, the source image can be jusged + // as NON-premultiplied. + if (isPremultiplied && + ((*chann_p).x > (*chann_p).w || (*chann_p).y > (*chann_p).w || + (*chann_p).z > (*chann_p).w)) + isPremultiplied = false; + } + } + return isPremultiplied; +} + +//------------------------------------------------------------ +// normalize brightness of the depth reference image to unsigned char +// and store into detMem +//------------------------------------------------------------ +template +void Iwa_BokehRefFx::setDepthRaster(const RASTER srcRas, unsigned char* dstMem, + TDimensionI dim) { + unsigned char* depth_p = dstMem; + for (int j = 0; j < dim.ly; j++) { + PIXEL* pix = srcRas->pixels(j); + for (int i = 0; i < dim.lx; i++, pix++, depth_p++) { + // normalize brightness to 0-1 + float val = ((float)pix->r * 0.3f + (float)pix->g * 0.59f + + (float)pix->b * 0.11f) / + (float)PIXEL::maxChannelValue; + // convert to unsigned char + (*depth_p) = (unsigned char)(val * (float)UCHAR_MAX + 0.5f); + } + } +} + +template +void Iwa_BokehRefFx::setDepthRasterGray(const RASTER srcRas, + unsigned char* dstMem, + TDimensionI dim) { + unsigned char* depth_p = dstMem; + for (int j = 0; j < dim.ly; j++) { + PIXEL* pix = srcRas->pixels(j); + for (int i = 0; i < dim.lx; i++, pix++, depth_p++) { + // normalize brightness to 0-1 + float val = (float)pix->value / (float)PIXEL::maxChannelValue; + // convert to unsigned char + (*depth_p) = (unsigned char)(val * (float)UCHAR_MAX + 0.5f); + } + } +} + +//------------------------------------------------------------ +// create the depth index map based on the histogram +//------------------------------------------------------------ +void Iwa_BokehRefFx::defineSegemntDepth( + const unsigned char* indexMap_main, const unsigned char* indexMap_sub, + const float* mainSub_ratio, const unsigned char* depth_buff, + const TDimensionI& dimOut, const double frame, + QVector& segmentDepth_main, QVector& segmentDepth_sub) { + QSet segmentValues; + + // histogram parameters + struct HISTO { + int pix_amount; + int belongingSegmentValue; // value to which temporary segmented + int segmentId; + int segmentId_sub; + } histo[256]; + + // initialize + for (int h = 0; h < 256; h++) { + histo[h].pix_amount = 0; + histo[h].belongingSegmentValue = -1; + histo[h].segmentId = -1; + } + + int size = dimOut.lx * dimOut.ly; + + // max and min + int minHisto = (int)UCHAR_MAX; + int maxHisto = 0; + + unsigned char* depth_p = (unsigned char*)depth_buff; + for (int i = 0; i < size; i++, depth_p++) { + histo[(int)*depth_p].pix_amount++; + // update max and min + if ((int)*depth_p < minHisto) minHisto = (int)*depth_p; + if ((int)*depth_p > maxHisto) maxHisto = (int)*depth_p; + } + + // the maximum and the minimum depth become the segment layers + segmentValues.insert(minHisto); + segmentValues.insert(maxHisto); + + // focus depth becomes the segment layer as well + int focusVal = (int)(m_onFocusDistance->getValue(frame) * (double)UCHAR_MAX); + if (minHisto < focusVal && focusVal < maxHisto) + segmentValues.insert(focusVal); + + // set the initial segmentation for each depth value + for (int h = 0; h < 256; h++) { + for (int seg = 0; seg < segmentValues.size(); seg++) { + // set the segment + if (histo[h].belongingSegmentValue == -1) { + histo[h].belongingSegmentValue = segmentValues.values().at(seg); + continue; + } + // error amount at the current registered layers + int tmpError = abs(h - histo[h].belongingSegmentValue); + if (tmpError == 0) break; + // new error amount + int newError = abs(h - segmentValues.values().at(seg)); + // compare the two and update + if (newError < tmpError) + histo[h].belongingSegmentValue = segmentValues.values().at(seg); + } + } + + // add the segment layers to the distance precision value + while (segmentValues.size() < m_distancePrecision->getValue()) { + // add a new segment at the value which will reduce the error amount in + // maximum + double tmpMaxErrorMod = 0; + int tmpBestNewSegVal; + bool newSegFound = false; + for (int h = minHisto + 1; h < maxHisto; h++) { + // if it is already set as the segment, continue + if (histo[h].belongingSegmentValue == h) continue; + + double errorModAmount = 0; + // estimate how much the error will be reduced if the current h becomes + // segment + for (int i = minHisto + 1; i < maxHisto; i++) { + // compare the current segment value and h and take the nearest value + // if h is near (from i), then accumulate the estimated error reduction + // amount + if (abs(i - histo[i].belongingSegmentValue) > + abs(i - h)) // the current segment value has + // proirity, if the distance is the same + errorModAmount += + (abs(i - histo[i].belongingSegmentValue) - abs(i - h)) * + histo[i].pix_amount; + } + + // if h will reduce the error, update the candidate segment value + if (errorModAmount > tmpMaxErrorMod) { + tmpMaxErrorMod = errorModAmount; + tmpBestNewSegVal = h; + newSegFound = true; + } + } + + if (!newSegFound) break; + + // register tmpBestNewSegVal to the segment values list + segmentValues.insert(tmpBestNewSegVal); + // std::cout << "insert " << tmpBestNewSegVal << std::endl; + + // update belongingSegmentValue + for (int h = minHisto + 1; h < maxHisto; h++) { + // compare the current segment value and h and take the nearest value + // if tmpBestNewSegVal is near (from h), then update the + // belongingSegmentValue + if (abs(h - histo[h].belongingSegmentValue) > + abs(h - tmpBestNewSegVal)) // the current segment value has + // proirity, if the distance is the same + histo[h].belongingSegmentValue = tmpBestNewSegVal; + } + } + + // set indices from the farthest and create the index table for each depth + // value + QVector segValVec; + int tmpSegVal = -1; + int tmpSegId = -1; + for (int h = 255; h >= 0; h--) { + if (histo[h].belongingSegmentValue != tmpSegVal) { + segmentDepth_main.push_back((float)histo[h].belongingSegmentValue / + (float)UCHAR_MAX); + tmpSegVal = histo[h].belongingSegmentValue; + tmpSegId++; + segValVec.push_back(tmpSegVal); + } + histo[h].segmentId = tmpSegId; + } + + // "sub" depth segment value list for interporation + for (int d = 0; d < segmentDepth_main.size() - 1; d++) + segmentDepth_sub.push_back( + (segmentDepth_main.at(d) + segmentDepth_main.at(d + 1)) / 2.0f); + + // create the "sub" index table for each depth value + tmpSegId = 0; + for (int seg = 0; seg < segValVec.size() - 1; seg++) { + int hMax = (seg == 0) ? 255 : segValVec.at(seg); + int hMin = (seg == segValVec.size() - 2) ? 0 : segValVec.at(seg + 1) + 1; + for (int h = hMax; h >= hMin; h--) histo[h].segmentId_sub = tmpSegId; + tmpSegId++; + } + + // convert the depth value to the segment index by using the index table + depth_p = (unsigned char*)depth_buff; + unsigned char* main_p = (unsigned char*)indexMap_main; + unsigned char* sub_p = (unsigned char*)indexMap_sub; + // mainSub_ratio represents the composition ratio of the image with "main" + // separation. + float* ratio_p = (float*)mainSub_ratio; + for (int i = 0; i < size; i++, depth_p++, main_p++, sub_p++, ratio_p++) { + *main_p = (unsigned char)histo[(int)*depth_p].segmentId; + *sub_p = (unsigned char)histo[(int)*depth_p].segmentId_sub; + + float depth = (float)*depth_p / (float)UCHAR_MAX; + float main_segDepth = segmentDepth_main.at(*main_p); + float sub_segDepth = segmentDepth_sub.at(*sub_p); + + if (main_segDepth == sub_segDepth) + *ratio_p = 1.0f; + else { + *ratio_p = + 1.0f - (main_segDepth - depth) / (main_segDepth - sub_segDepth); + if (*ratio_p > 1.0f) *ratio_p = 1.0f; + if (*ratio_p < 0.0f) *ratio_p = 0.0f; + } + } +} + +//------------------------------------------------------------ +// set the result +//------------------------------------------------------------ +template +void Iwa_BokehRefFx::setOutputRaster(float4* srcMem, const RASTER dstRas, + TDimensionI dim, TDimensionI margin) { + int out_j = 0; + for (int j = margin.ly; j < dstRas->getLy() + margin.ly; j++, out_j++) { + PIXEL* pix = dstRas->pixels(out_j); + float4* chan_p = srcMem; + chan_p += j * dim.lx + margin.lx; + for (int i = 0; i < dstRas->getLx(); i++, pix++, chan_p++) { + float val; + val = (*chan_p).x * (float)PIXEL::maxChannelValue + 0.5f; + pix->r = (typename PIXEL::Channel)((val > (float)PIXEL::maxChannelValue) + ? (float)PIXEL::maxChannelValue + : val); + val = (*chan_p).y * (float)PIXEL::maxChannelValue + 0.5f; + pix->g = (typename PIXEL::Channel)((val > (float)PIXEL::maxChannelValue) + ? (float)PIXEL::maxChannelValue + : val); + val = (*chan_p).z * (float)PIXEL::maxChannelValue + 0.5f; + pix->b = (typename PIXEL::Channel)((val > (float)PIXEL::maxChannelValue) + ? (float)PIXEL::maxChannelValue + : val); + val = (*chan_p).w * (float)PIXEL::maxChannelValue + 0.5f; + pix->m = (typename PIXEL::Channel)((val > (float)PIXEL::maxChannelValue) + ? (float)PIXEL::maxChannelValue + : val); + } + } +} + +//------------------------------------------------------------ +// obtain iris size from the depth value +//------------------------------------------------------------ +inline float Iwa_BokehRefFx::calcIrisSize(const float depth, + const float bokehPixelAmount, + const double onFocusDistance) { + return ((float)onFocusDistance - depth) * bokehPixelAmount; +} + +//-------------------------------------------- +// resize/invert the iris according to the size ratio +// normalize the brightness +// resize to the output size +//-------------------------------------------- +void Iwa_BokehRefFx::convertIris(const float irisSize, const TRectD& irisBBox, + const TTile& irisTile, + const TDimensionI& dimOut, + kiss_fft_cpx* fftcpx_iris_before) { + // original size of the iris image + TDimensionD irisOrgSize = irisBBox.getSize(); + + // obtain size ratio based on width + double irisSizeResampleRatio = irisSize / irisOrgSize.lx; + + // create the raster for resizing + TDimensionD resizedIrisSize(abs(irisSizeResampleRatio) * irisOrgSize.lx, + abs(irisSizeResampleRatio) * irisOrgSize.ly); + TDimensionI filterSize((int)std::ceil(resizedIrisSize.lx), + (int)std::ceil(resizedIrisSize.ly)); + TPointD resizeOffset((double)filterSize.lx - resizedIrisSize.lx, + (double)filterSize.ly - resizedIrisSize.ly); + + bool isIrisOffset[2] = {false, false}; + // iris shape must be exactly at the center of the image + if ((dimOut.lx - filterSize.lx) % 2 == 1) { + filterSize.lx++; + isIrisOffset[0] = true; + } + if ((dimOut.ly - filterSize.ly) % 2 == 1) { + filterSize.ly++; + isIrisOffset[1] = true; + } + + // if the filter size becomes larger than the output size, return + if (filterSize.lx > dimOut.lx || filterSize.ly > dimOut.ly) { + std::cout + << "Error: The iris filter size becomes larger than the source size!" + << std::endl; + return; + } + + TRaster64P resizedIris(filterSize); + + // offset + TAffine aff; + TPointD affOffset((isIrisOffset[0]) ? 0.5 : 1.0, + (isIrisOffset[1]) ? 0.5 : 1.0); + if (!isIrisOffset[0]) affOffset.x -= resizeOffset.x / 2; + if (!isIrisOffset[1]) affOffset.y -= resizeOffset.y / 2; + + aff = TTranslation(resizedIris->getCenterD() + affOffset); + aff *= TScale(irisSizeResampleRatio); + aff *= TTranslation(-(irisTile.getRaster()->getCenterD() + affOffset)); + + // resample the iris + TRop::resample(resizedIris, irisTile.getRaster(), aff); + + // sum of the value + float irisValAmount = 0.0; + + int iris_j = 0; + // initialize + for (int i = 0; i < dimOut.lx * dimOut.ly; i++) { + fftcpx_iris_before[i].r = 0.0; + fftcpx_iris_before[i].i = 0.0; + } + for (int j = (dimOut.ly - filterSize.ly) / 2; iris_j < filterSize.ly; + j++, iris_j++) { + TPixel64* pix = resizedIris->pixels(iris_j); + int iris_i = 0; + for (int i = (dimOut.lx - filterSize.lx) / 2; iris_i < filterSize.lx; + i++, iris_i++) { + // Value = 0.3R 0.59G 0.11B + fftcpx_iris_before[j * dimOut.lx + i].r = + ((float)pix->r * 0.3f + (float)pix->g * 0.59f + + (float)pix->b * 0.11f) / + (float)USHRT_MAX; + irisValAmount += fftcpx_iris_before[j * dimOut.lx + i].r; + pix++; + } + } + + // Normalize value + for (int i = 0; i < dimOut.lx * dimOut.ly; i++) + fftcpx_iris_before[i].r /= irisValAmount; +} + +//-------------------------------------------- +// convert source image value rgb -> exposure +//-------------------------------------------- +void Iwa_BokehRefFx::convertRGBToExposure(const float4* source_buff, int size, + float filmGamma, + bool sourceIsPremultiplied) { + float4* source_p = (float4*)source_buff; + for (int i = 0; i < size; i++, source_p++) { + // continue if alpha channel is 0 + if ((*source_p).w == 0.0f) { + (*source_p).x = 0.0f; + (*source_p).y = 0.0f; + (*source_p).z = 0.0f; + continue; + } + + // unmultiply for premultiplied source + // this will not be applied to non-premultiplied image such as "DigiBook" + // (digital overlay) + if (sourceIsPremultiplied) { + // unpremultiply + (*source_p).x /= (*source_p).w; + (*source_p).y /= (*source_p).w; + (*source_p).z /= (*source_p).w; + } + + // RGB value -> exposure + (*source_p).x = pow(10, ((*source_p).x - 0.5f) / filmGamma); + (*source_p).y = pow(10, ((*source_p).y - 0.5f) / filmGamma); + (*source_p).z = pow(10, ((*source_p).z - 0.5f) / filmGamma); + + // multiply with alpha channel + (*source_p).x *= (*source_p).w; + (*source_p).y *= (*source_p).w; + (*source_p).z *= (*source_p).w; + } +} + +//-------------------------------------------- +// generate the segment layer source at the current depth +// considering fillGap and doMedian options +//-------------------------------------------- +void Iwa_BokehRefFx::retrieveLayer(const float4* source_buff, + const float4* segment_layer_buff, + const unsigned char* indexMap_mainSub, + int index, int lx, int ly, bool fillGap, + bool doMedian, int margin) { + // only when fillGap is ON and doMedian is OFF, + // fill the region where will be behind of the near layers + bool fill = (fillGap && !doMedian); + // retrieve the regions with the current depth + float4* source_p = (float4*)source_buff; + float4* layer_p = (float4*)segment_layer_buff; + unsigned char* indexMap_p = (unsigned char*)indexMap_mainSub; + for (int i = 0; i < lx * ly; i++, source_p++, layer_p++, indexMap_p++) { + // continue if the current pixel is at the far layer + // consider the fill flag if the current pixel is at the near layer + if ((int)(*indexMap_p) < index || (!fill && (int)(*indexMap_p) > index)) + continue; + + // copy pixel values + (*layer_p).x = (*source_p).x; + (*layer_p).y = (*source_p).y; + (*layer_p).z = (*source_p).z; + (*layer_p).w = (*source_p).w; + } + + if (!fillGap || !doMedian) return; + if (margin == 0) return; + + // extend pixels by using median filter + unsigned char* generation_buff; + TRasterGR8P generation_buff_ras = allocateRasterAndLock( + &generation_buff, TDimensionI(lx, ly)); + + for (int gen = 0; gen < margin; gen++) { + // apply single median filter + doSingleMedian(source_buff, segment_layer_buff, indexMap_mainSub, index, lx, + ly, generation_buff, gen + 1); + } + + generation_buff_ras->unlock(); +} + +//-------------------------------------------- +// apply single median filter +//-------------------------------------------- +void Iwa_BokehRefFx::doSingleMedian(const float4* source_buff, + const float4* segment_layer_buff, + const unsigned char* indexMap_mainSub, + int index, int lx, int ly, + const unsigned char* generation_buff, + int curGen) { + float4* source_p = (float4*)source_buff; + float4* layer_p = (float4*)segment_layer_buff; + unsigned char* indexMap_p = (unsigned char*)indexMap_mainSub; + unsigned char* gen_p = (unsigned char*)generation_buff; + for (int posY = 0; posY < ly; posY++) { + for (int posX = 0; posX < lx; + posX++, source_p++, layer_p++, indexMap_p++, gen_p++) { + // continue if the current pixel is at the same or far depth + if ((int)(*indexMap_p) <= index) continue; + // continue if the current pixel is already extended + if ((*gen_p) > 0) continue; + + // check out the neighbor pixels. store brightness in neighbor[x].w + float4 neighbor[8]; + int neighbor_amount = 0; + for (int ky = posY - 1; ky <= posY + 1; ky++) { + for (int kx = posX - 1; kx <= posX + 1; kx++) { + // skip the current pixel itself + if (kx == posX && ky == posY) continue; + // border condition + if (ky < 0 || ky >= ly || kx < 0 || kx >= lx) continue; + // index in the buffer + int neighborId = ky * lx + kx; + + if ((int)indexMap_mainSub[neighborId] != + index && // pixels from the original image can be used as + // neighbors + (generation_buff[neighborId] == 0 || // pixels which is not yet + // be extended cannot be + // used as neighbors + generation_buff[neighborId] == curGen)) // pixels which is + // extended in the + // current median + // generation cannot be + // used as neighbors + continue; + // compute brightness (actually, it is "pseudo" brightness + // since the source buffer is already converted to exposure) + float brightness = source_buff[neighborId].x * 0.3f + + source_buff[neighborId].y * 0.59f + + source_buff[neighborId].z * 0.11f; + // insert with sorting + int ins_index; + for (ins_index = 0; ins_index < neighbor_amount; ins_index++) { + if (neighbor[ins_index].w < brightness) break; + } + // displace neighbor values from neighbor_amount-1 to ins_index + for (int k = neighbor_amount - 1; k >= ins_index; k--) { + neighbor[k + 1].x = neighbor[k].x; + neighbor[k + 1].y = neighbor[k].y; + neighbor[k + 1].z = neighbor[k].z; + neighbor[k + 1].w = neighbor[k].w; + } + // set the neighbor value + neighbor[ins_index].x = source_buff[neighborId].x; + neighbor[ins_index].y = source_buff[neighborId].y; + neighbor[ins_index].z = source_buff[neighborId].z; + neighbor[ins_index].w = brightness; + + // increment the count + neighbor_amount++; + } + } + + // If there is no neighbor pixles available, continue + if (neighbor_amount == 0) continue; + + // switch the behavior when there are even number of neighbors + bool flag = ((posX + posY) % 2 == 0); + // pick up the medium index + int pickIndex = (flag) + ? (int)std::floor((float)(neighbor_amount - 1) / 2.0f) + : (int)std::ceil((float)(neighbor_amount - 1) / 2.0f); + + // set the medium pixel values + (*layer_p).x = neighbor[pickIndex].x; + (*layer_p).y = neighbor[pickIndex].y; + (*layer_p).z = neighbor[pickIndex].z; + (*layer_p).w = (*source_p).w; + + // set the generation + (*gen_p) = (unsigned char)curGen; + } + } +} + +//-------------------------------------------- +// normal-composite the layer as is, without filtering +//-------------------------------------------- +void Iwa_BokehRefFx::compositeAsIs(const float4* segment_layer_buff, + const float4* result_buff_mainSub, + int size) { + float4* layer_p = (float4*)segment_layer_buff; + float4* result_p = (float4*)result_buff_mainSub; + for (int i = 0; i < size; i++, layer_p++, result_p++) { + // in case the pixel is full opac + if ((*layer_p).w == 1.0f) { + (*result_p).x = (*layer_p).x; + (*result_p).y = (*layer_p).y; + (*result_p).z = (*layer_p).z; + (*result_p).w = 1.0f; + continue; + } + // in case the pixel is full transparent + else if ((*layer_p).w == 0.0f) + continue; + // in case the pixel is semi-transparent, do normal composite + else { + (*result_p).x = (*layer_p).x + (*result_p).x * (1.0f - (*layer_p).w); + (*result_p).y = (*layer_p).y + (*result_p).y * (1.0f - (*layer_p).w); + (*result_p).z = (*layer_p).z + (*result_p).z * (1.0f - (*layer_p).w); + (*result_p).w = (*layer_p).w + (*result_p).w * (1.0f - (*layer_p).w); + } + } +} + +//-------------------------------------------- +// retrieve segment layer image for each channel +//-------------------------------------------- +void Iwa_BokehRefFx::retrieveChannel(const float4* segment_layer_buff, // src + kiss_fft_cpx* fftcpx_r_before, // dst + kiss_fft_cpx* fftcpx_g_before, // dst + kiss_fft_cpx* fftcpx_b_before, // dst + kiss_fft_cpx* fftcpx_a_before, // dst + int size) { + float4* layer_p = (float4*)segment_layer_buff; + for (int i = 0; i < size; i++, layer_p++) { + fftcpx_r_before[i].r = (*layer_p).x; + fftcpx_g_before[i].r = (*layer_p).y; + fftcpx_b_before[i].r = (*layer_p).z; + fftcpx_a_before[i].r = (*layer_p).w; + } +} + +//-------------------------------------------- +// multiply filter on channel +//-------------------------------------------- +void Iwa_BokehRefFx::multiplyFilter(kiss_fft_cpx* fftcpx_channel, // dst + kiss_fft_cpx* fftcpx_iris, // filter + int size) { + for (int i = 0; i < size; i++) { + float re, im; + re = fftcpx_channel[i].r * fftcpx_iris[i].r - + fftcpx_channel[i].i * fftcpx_iris[i].i; + im = fftcpx_channel[i].r * fftcpx_iris[i].i + + fftcpx_channel[i].i * fftcpx_iris[i].r; + + fftcpx_channel[i].r = re; + fftcpx_channel[i].i = im; + } +} + +//-------------------------------------------- +// normal comosite the alpha channel +//-------------------------------------------- +void Iwa_BokehRefFx::compositeAlpha(const float4* result_buff, // dst + const kiss_fft_cpx* fftcpx_alpha, // alpha + int lx, int ly) { + int size = lx * ly; + float4* result_p = (float4*)result_buff; + for (int i = 0; i < size; i++, result_p++) { + // modify fft coordinate to normal + float alpha = fftcpx_alpha[getCoord(i, lx, ly)].r / (float)size; + + if ((*result_p).w < 1.0f) { + if (alpha >= 1.0f) + (*result_p).w = 1.0f; + else + (*result_p).w = alpha + ((*result_p).w * (1.0f - alpha)); + } + } +} + +//-------------------------------------------- +// interpolate main and sub exposures +// convert exposure -> value (0-1) +// set to the result +//-------------------------------------------- +void Iwa_BokehRefFx::interpolateExposureAndConvertToRGB( + const float4* result_main_buff, // result1 + const float4* result_sub_buff, // result2 + const float* mainSub_ratio, // ratio + float filmGamma, + const float4* source_buff, // dst + int size) { + float4* resultMain_p = (float4*)result_main_buff; + float4* resultSub_p = (float4*)result_sub_buff; + float* ratio_p = (float*)mainSub_ratio; + float4* out_p = (float4*)source_buff; + for (int i = 0; i < size; + i++, resultMain_p++, resultSub_p++, ratio_p++, out_p++) { + // interpolate main and sub exposures + float4 result; + + result.x = + (*resultMain_p).x * (*ratio_p) + (*resultSub_p).x * (1.0f - (*ratio_p)); + result.y = + (*resultMain_p).y * (*ratio_p) + (*resultSub_p).y * (1.0f - (*ratio_p)); + result.z = + (*resultMain_p).z * (*ratio_p) + (*resultSub_p).z * (1.0f - (*ratio_p)); + result.w = + (*resultMain_p).w * (*ratio_p) + (*resultSub_p).w * (1.0f - (*ratio_p)); + + (*out_p).w = result.w; + + // convert exposure -> value (0-1) + + // continue for transparent pixel + if (result.w == 0.0f) { + (*out_p).x = 0.0f; + (*out_p).y = 0.0f; + (*out_p).z = 0.0f; + continue; + } + + // convert Exposure to value + result.x = log10(result.x) * filmGamma + 0.5f; + result.y = log10(result.y) * filmGamma + 0.5f; + result.z = log10(result.z) * filmGamma + 0.5f; + + (*out_p).x = + (result.x > 1.0f) ? 1.0f : ((result.x < 0.0f) ? 0.0f : result.x); + (*out_p).y = + (result.y > 1.0f) ? 1.0f : ((result.y < 0.0f) ? 0.0f : result.y); + (*out_p).z = + (result.z > 1.0f) ? 1.0f : ((result.z < 0.0f) ? 0.0f : result.z); + } +} + +//-------------------------------------------- + +Iwa_BokehRefFx::Iwa_BokehRefFx() + : m_onFocusDistance(0.5) + , m_bokehAmount(30.0) + , m_hardness(0.3) + , m_distancePrecision(10) + , m_fillGap(true) + , m_doMedian(true) { + // Bind parameters + addInputPort("Iris", m_iris); + addInputPort("Source", m_source); + addInputPort("Depth", m_depth); + + bindParam(this, "on_focus_distance", m_onFocusDistance, false); + bindParam(this, "bokeh_amount", m_bokehAmount, false); + bindParam(this, "hardness", m_hardness, false); + bindParam(this, "distance_precision", m_distancePrecision, false); + bindParam(this, "fill_gap", m_fillGap, false); + bindParam(this, "fill_gap_with_median_filter", m_doMedian, false); + + // Set the ranges of parameters + m_onFocusDistance->setValueRange(0, 1); + m_bokehAmount->setValueRange(0, 300); + m_bokehAmount->setMeasureName("fxLength"); + m_hardness->setValueRange(0.05, 20.0); + m_distancePrecision->setValueRange(3, 128); +} + +//-------------------------------------------- + +void Iwa_BokehRefFx::doCompute(TTile& tile, double frame, + const TRenderSettings& settings) { + // If any of input is not connected, then do nothing + if (!m_iris.isConnected() || !m_source.isConnected() || + !m_depth.isConnected()) { + tile.getRaster()->clear(); + return; + } + + QList rasterList; + + // Get the pixel size of bokehAmount ( referenced ino_blur.cpp ) + float bokehPixelAmount = getBokehPixelAmount(frame, settings.m_affine); + + // Obtain the larger size of bokeh between the nearest (black) point and + // the farthest (white) point, based on the focus distance. + double onFocusDistance = m_onFocusDistance->getValue(frame); + float maxIrisSize = + bokehPixelAmount * std::max((1.0 - onFocusDistance), onFocusDistance); + + int margin = + (maxIrisSize > 1.0f) ? (int)(std::ceil((maxIrisSize - 1.0f) / 2.0f)) : 0; + + // Range of computation + TRectD rectOut(tile.m_pos, TDimensionD(tile.getRaster()->getLx(), + tile.getRaster()->getLy())); + rectOut = rectOut.enlarge(static_cast(margin)); + + TDimensionI dimOut(static_cast(rectOut.getLx() + 0.5), + static_cast(rectOut.getLy() + 0.5)); + + // Enlarge the size to the "fast size" for kissfft which has no factors other + // than 2,3, or 5. + if (dimOut.lx < 10000 && dimOut.ly < 10000) { + int new_x = kiss_fft_next_fast_size(dimOut.lx); + int new_y = kiss_fft_next_fast_size(dimOut.ly); + + rectOut = rectOut.enlarge(static_cast(new_x - dimOut.lx) / 2.0, + static_cast(new_y - dimOut.ly) / 2.0); + + dimOut.lx = new_x; + dimOut.ly = new_y; + } + + // - - - Compute the input tiles - - - + + // Automatically judge whether the source image is premultiplied or not + bool isPremultiplied; + + // source image buffer + float4* source_buff; + rasterList.append(allocateRasterAndLock(&source_buff, dimOut)); + + { + // source tile is used only in this focus. + // normalized source image data is stored in source_buff. + TTile sourceTile; + m_source->allocateAndCompute(sourceTile, rectOut.getP00(), dimOut, + tile.getRaster(), frame, settings); + // normalize the tile image to 0-1 and set to source_buff + TRaster32P ras32 = (TRaster32P)sourceTile.getRaster(); + TRaster64P ras64 = (TRaster64P)sourceTile.getRaster(); + lock.lockForRead(); + if (ras32) + isPremultiplied = + setSourceRaster(ras32, source_buff, dimOut); + else if (ras64) + isPremultiplied = + setSourceRaster(ras64, source_buff, dimOut); + lock.unlock(); + } + + // cancel check + if (settings.m_isCanceled && *settings.m_isCanceled) { + releaseAllRasters(rasterList); + tile.getRaster()->clear(); + return; + } + + // create the index map, which indicates which layer each pixel belongs to + // make two separations and interporate the results in order to avoid + // artifacts appear at the layer border + unsigned char* indexMap_main; + unsigned char* indexMap_sub; + rasterList.append( + allocateRasterAndLock(&indexMap_main, dimOut)); + rasterList.append( + allocateRasterAndLock(&indexMap_sub, dimOut)); + + // interporation ratio between two results + float* mainSub_ratio; + rasterList.append(allocateRasterAndLock(&mainSub_ratio, dimOut)); + + // - - - depth segmentation - - - + QVector segmentDepth_main; + QVector segmentDepth_sub; + { + // depth image stored in 256 levels + unsigned char* depth_buff; + TRasterGR8P depth_buff_ras = + allocateRasterAndLock(&depth_buff, dimOut); + { + TTile depthTile; + m_depth->allocateAndCompute(depthTile, rectOut.getP00(), dimOut, + tile.getRaster(), frame, settings); + + // cancel check + if (settings.m_isCanceled && *settings.m_isCanceled) { + releaseAllRasters(rasterList); + depth_buff_ras->unlock(); + tile.getRaster()->clear(); + return; + } + + // normalize brightness of the depth reference image to unsigned char + // and store into depth_buff + TRasterGR8P rasGR8 = (TRasterGR8P)depthTile.getRaster(); + TRasterGR16P rasGR16 = (TRasterGR16P)depthTile.getRaster(); + TRaster32P ras32 = (TRaster32P)depthTile.getRaster(); + TRaster64P ras64 = (TRaster64P)depthTile.getRaster(); + lock.lockForRead(); + if (rasGR8) + setDepthRasterGray(rasGR8, depth_buff, dimOut); + else if (rasGR16) + setDepthRasterGray(rasGR16, depth_buff, + dimOut); + else if (ras32) + setDepthRaster(ras32, depth_buff, dimOut); + else if (ras64) + setDepthRaster(ras64, depth_buff, dimOut); + lock.unlock(); + } + // create the depth index map + defineSegemntDepth(indexMap_main, indexMap_sub, mainSub_ratio, depth_buff, + dimOut, frame, segmentDepth_main, segmentDepth_sub); + // depth image is not needed anymore. release it + depth_buff_ras->unlock(); + } + + // cancel check + if (settings.m_isCanceled && *settings.m_isCanceled) { + releaseAllRasters(rasterList); + tile.getRaster()->clear(); + return; + } + + // - - - iris image - - - + // Get the original size of Iris image + TRectD irisBBox; + m_iris->getBBox(frame, irisBBox, settings); + // Compute the iris tile. + TTile irisTile; + m_iris->allocateAndCompute( + irisTile, irisBBox.getP00(), + TDimension(static_cast(irisBBox.getLx() + 0.5), + static_cast(irisBBox.getLy() + 0.5)), + tile.getRaster(), frame, settings); + + // cancel check + if (settings.m_isCanceled && *settings.m_isCanceled) { + releaseAllRasters(rasterList); + tile.getRaster()->clear(); + return; + } + + // for now only CPU computation is supported + // when introduced GPGPU capability, computation will be separated here + doCompute_CPU(frame, settings, bokehPixelAmount, maxIrisSize, margin, dimOut, + source_buff, indexMap_main, indexMap_sub, mainSub_ratio, + segmentDepth_main, segmentDepth_sub, irisTile, irisBBox, + isPremultiplied); + + // cancel check + if (settings.m_isCanceled && *settings.m_isCanceled) { + releaseAllRasters(rasterList); + tile.getRaster()->clear(); + return; + } + + TDimensionI actualMargin((dimOut.lx - tile.getRaster()->getSize().lx) / 2, + (dimOut.ly - tile.getRaster()->getSize().ly) / 2); + // clear the tile raster + tile.getRaster()->clear(); + TRaster32P outRas32 = (TRaster32P)tile.getRaster(); + TRaster64P outRas64 = (TRaster64P)tile.getRaster(); + lock.lockForWrite(); + if (outRas32) + setOutputRaster(source_buff, outRas32, dimOut, + actualMargin); + else if (outRas64) + setOutputRaster(source_buff, outRas64, dimOut, + actualMargin); + lock.unlock(); + + // release all rasters + releaseAllRasters(rasterList); +} + +//-------------------------------------------- + +void Iwa_BokehRefFx::doCompute_CPU( + const double frame, const TRenderSettings& settings, float bokehPixelAmount, + float maxIrisSize, int margin, TDimensionI& dimOut, float4* source_buff, + unsigned char* indexMap_main, unsigned char* indexMap_sub, + float* mainSub_ratio, QVector& segmentDepth_main, + QVector& segmentDepth_sub, TTile& irisTile, TRectD& irisBBox, + bool sourceIsPremultiplied) { + QList rasterList; + QList planList; + + // This fx is relatively heavy so the multi thread computation is introduced. + // Lock the mutex here in order to prevent multiple rendering tasks run at the + // same time. + QMutexLocker fx_locker(&fx_mutex); + + // - - - memory allocation for FFT - - - + + // iris image + kiss_fft_cpx* fftcpx_iris_before; + kiss_fft_cpx* fftcpx_iris; + rasterList.append( + allocateRasterAndLock(&fftcpx_iris_before, dimOut)); + rasterList.append(allocateRasterAndLock(&fftcpx_iris, dimOut)); + + // segment layers + float4* segment_layer_buff; + rasterList.append(allocateRasterAndLock(&segment_layer_buff, dimOut)); + + // alpha channel + kiss_fft_cpx* fftcpx_alpha_before; + kiss_fft_cpx* fftcpx_alpha; + rasterList.append( + allocateRasterAndLock(&fftcpx_alpha_before, dimOut)); + rasterList.append(allocateRasterAndLock(&fftcpx_alpha, dimOut)); + + // cancel check + if (settings.m_isCanceled && *settings.m_isCanceled) { + releaseAllRasters(rasterList); + return; + } + + // RGB channels + kiss_fft_cpx* fftcpx_r_before; + kiss_fft_cpx* fftcpx_g_before; + kiss_fft_cpx* fftcpx_b_before; + kiss_fft_cpx* fftcpx_r; + kiss_fft_cpx* fftcpx_g; + kiss_fft_cpx* fftcpx_b; + rasterList.append( + allocateRasterAndLock(&fftcpx_r_before, dimOut)); + rasterList.append( + allocateRasterAndLock(&fftcpx_g_before, dimOut)); + rasterList.append( + allocateRasterAndLock(&fftcpx_b_before, dimOut)); + rasterList.append(allocateRasterAndLock(&fftcpx_r, dimOut)); + rasterList.append(allocateRasterAndLock(&fftcpx_g, dimOut)); + rasterList.append(allocateRasterAndLock(&fftcpx_b, dimOut)); + + // for accumulating result image + float4* result_main_buff; + float4* result_sub_buff; + rasterList.append(allocateRasterAndLock(&result_main_buff, dimOut)); + rasterList.append(allocateRasterAndLock(&result_sub_buff, dimOut)); + + // cancel check + if (settings.m_isCanceled && *settings.m_isCanceled) { + releaseAllRasters(rasterList); + return; + } + + // fft plans + int dims[2] = {dimOut.ly, dimOut.lx}; + kiss_fftnd_cfg kissfft_plan_fwd = kiss_fftnd_alloc(dims, 2, false, 0, 0); + kiss_fftnd_cfg kissfft_plan_bkwd = kiss_fftnd_alloc(dims, 2, true, 0, 0); + planList.append(kissfft_plan_fwd); + planList.append(kissfft_plan_bkwd); + + kiss_fftnd_cfg kissfft_plan_r_fwd = kiss_fftnd_alloc(dims, 2, false, 0, 0); + kiss_fftnd_cfg kissfft_plan_r_bkwd = kiss_fftnd_alloc(dims, 2, true, 0, 0); + kiss_fftnd_cfg kissfft_plan_g_fwd = kiss_fftnd_alloc(dims, 2, false, 0, 0); + kiss_fftnd_cfg kissfft_plan_g_bkwd = kiss_fftnd_alloc(dims, 2, true, 0, 0); + kiss_fftnd_cfg kissfft_plan_b_fwd = kiss_fftnd_alloc(dims, 2, false, 0, 0); + kiss_fftnd_cfg kissfft_plan_b_bkwd = kiss_fftnd_alloc(dims, 2, true, 0, 0); + planList.append(kissfft_plan_r_fwd); + planList.append(kissfft_plan_r_bkwd); + planList.append(kissfft_plan_g_fwd); + planList.append(kissfft_plan_g_bkwd); + planList.append(kissfft_plan_b_fwd); + planList.append(kissfft_plan_b_bkwd); + + // cancel check + if (settings.m_isCanceled && *settings.m_isCanceled) { + releaseAllRastersAndPlans(rasterList, planList); + return; + } + + int size = dimOut.lx * dimOut.ly; + + // initialize result memory + memset(result_main_buff, 0, sizeof(float4) * size); + memset(result_sub_buff, 0, sizeof(float4) * size); + + // obtain parameters + float filmGamma = (float)m_hardness->getValue(frame); + bool fillGap = m_fillGap->getValue(); + bool doMedian = m_doMedian->getValue(); + + // convert source image value rgb -> exposure + convertRGBToExposure(source_buff, size, filmGamma, sourceIsPremultiplied); + + // compute twice (main and sub) for interpolation + for (int mainSub = 0; mainSub < 2; mainSub++) { + // cancel check + if (settings.m_isCanceled && *settings.m_isCanceled) { + releaseAllRastersAndPlans(rasterList, planList); + return; + } + + float4* result_buff_mainSub; + QVector segmentDepth_mainSub; + unsigned char* indexMap_mainSub; + if (mainSub == 0) // main process + { + result_buff_mainSub = result_main_buff; + segmentDepth_mainSub = segmentDepth_main; + indexMap_mainSub = indexMap_main; + } else // sub process + { + result_buff_mainSub = result_sub_buff; + segmentDepth_mainSub = segmentDepth_sub; + indexMap_mainSub = indexMap_sub; + } + + // Compute from the most distant segment layer + for (int index = 0; index < segmentDepth_mainSub.size(); index++) { + // cancel check + if (settings.m_isCanceled && *settings.m_isCanceled) { + releaseAllRastersAndPlans(rasterList, planList); + return; + } + + // obtain iris size from the depth value + float irisSize = + calcIrisSize(segmentDepth_mainSub.at(index), bokehPixelAmount, + m_onFocusDistance->getValue(frame)); + + // initialize the layer memory + memset(segment_layer_buff, 0, sizeof(float4) * size); + // generate the segment layer source at the current depth + // considering fillGap and doMedian options + retrieveLayer(source_buff, segment_layer_buff, indexMap_mainSub, index, + dimOut.lx, dimOut.ly, fillGap, doMedian, + (index == segmentDepth_mainSub.size() - 1) ? 0 : margin); + + // cancel check + if (settings.m_isCanceled && *settings.m_isCanceled) { + releaseAllRastersAndPlans(rasterList, planList); + return; + } + + // if the layer is at (almost) the focus position + if (-1.0 <= irisSize && 1.0 >= irisSize) { + // normal-composite the layer as is, without filtering + compositeAsIs(segment_layer_buff, result_buff_mainSub, size); + // continue to next layer + continue; + } + + // resize the iris image + + // resize/invert the iris according to the size ratio + // normalize the brightness + // resize to the output size + convertIris(irisSize, irisBBox, irisTile, dimOut, fftcpx_iris_before); + + // cancel check + if (settings.m_isCanceled && *settings.m_isCanceled) { + releaseAllRastersAndPlans(rasterList, planList); + return; + } + + // Do FFT the iris image. + kiss_fftnd(kissfft_plan_fwd, fftcpx_iris_before, fftcpx_iris); + // fftwf_execute_dft(fftw_plan_fwd_r, iris_host, iris_host); + + // initialize alpha + memset(fftcpx_alpha_before, 0, sizeof(kiss_fft_cpx) * size); + // initialize channels + memset(fftcpx_r_before, 0, sizeof(kiss_fft_cpx) * size); + memset(fftcpx_g_before, 0, sizeof(kiss_fft_cpx) * size); + memset(fftcpx_b_before, 0, sizeof(kiss_fft_cpx) * size); + + // retrieve segment layer image for each channel + retrieveChannel(segment_layer_buff, // src + fftcpx_r_before, // dst + fftcpx_g_before, // dst + fftcpx_b_before, // dst + fftcpx_alpha_before, // dst + size); + + // cancel check + if (settings.m_isCanceled && *settings.m_isCanceled) { + releaseAllRastersAndPlans(rasterList, planList); + return; + } + + // forward fft of alpha channel + kiss_fftnd(kissfft_plan_fwd, fftcpx_alpha_before, fftcpx_alpha); + // fftwf_execute_dft(fftw_plan_fwd_r, alphaBokeh_host, alphaBokeh_host); + + // multiply filter on alpha + multiplyFilter(fftcpx_alpha, // dst + fftcpx_iris, // filter + size); + + // cancel check + if (settings.m_isCanceled && *settings.m_isCanceled) { + releaseAllRastersAndPlans(rasterList, planList); + return; + } + + // inverse fft the alpha channel + // note that the result is multiplied by the image size + kiss_fftnd(kissfft_plan_bkwd, fftcpx_alpha, fftcpx_alpha_before); + // fftwf_execute_dft(fftw_plan_bkwd_r, alphaBokeh_host, alphaBokeh_host); + + // normal composite the alpha channel + compositeAlpha(result_buff_mainSub, // dst + fftcpx_alpha_before, // alpha + dimOut.lx, dimOut.ly); + + // cancel check + if (settings.m_isCanceled && *settings.m_isCanceled) { + releaseAllRastersAndPlans(rasterList, planList); + return; + } + + // create worker threads + BokehRefThread threadR(0, fftcpx_r_before, fftcpx_r, fftcpx_alpha_before, + fftcpx_iris, result_buff_mainSub, + kissfft_plan_r_fwd, kissfft_plan_r_bkwd, dimOut); + BokehRefThread threadG(1, fftcpx_g_before, fftcpx_g, fftcpx_alpha_before, + fftcpx_iris, result_buff_mainSub, + kissfft_plan_g_fwd, kissfft_plan_g_bkwd, dimOut); + BokehRefThread threadB(2, fftcpx_b_before, fftcpx_b, fftcpx_alpha_before, + fftcpx_iris, result_buff_mainSub, + kissfft_plan_b_fwd, kissfft_plan_b_bkwd, dimOut); + + // If you set this flag to true, the fx will be forced to compute in + // single + // thread. + // Under some specific condition (such as calling from single-threaded + // tcomposer) + // we may need to use this flag... For now, I'll keep this option unused. + // TODO: investigate this. + bool renderInSingleThread = false; + + if (renderInSingleThread) { + threadR.run(); + threadG.run(); + threadB.run(); + } else { + threadR.start(); + threadG.start(); + threadB.start(); + int waitCount = 0; + while (1) { + if ((settings.m_isCanceled && *settings.m_isCanceled) || + waitCount >= 2000) // 100 second timeout + { + if (!threadR.isFinished()) threadR.terminateThread(); + if (!threadG.isFinished()) threadG.terminateThread(); + if (!threadB.isFinished()) threadB.terminateThread(); + while (!threadR.isFinished() || !threadG.isFinished() || + !threadB.isFinished()) { + } + releaseAllRastersAndPlans(rasterList, planList); + return; + } + if (threadR.isFinished() && threadG.isFinished() && + threadB.isFinished()) + break; + QThread::msleep(50); + waitCount++; + } + } + + } // for each layer + } // for main and sub + + // cancel check + if (settings.m_isCanceled && *settings.m_isCanceled) { + releaseAllRastersAndPlans(rasterList, planList); + return; + } + + // interpolate main and sub exposures + // convert exposure -> RGB (0-1) + // set to the result + interpolateExposureAndConvertToRGB(result_main_buff, // result1 + result_sub_buff, // result2 + mainSub_ratio, // ratio + filmGamma, + source_buff, // dst + size); + + // release rasters and plans + releaseAllRastersAndPlans(rasterList, planList); +} + +//-------------------------------------------- + +bool Iwa_BokehRefFx::doGetBBox(double frame, TRectD& bBox, + const TRenderSettings& info) { + bBox = TConsts::infiniteRectD; + return true; +} + +//-------------------------------------------- + +bool Iwa_BokehRefFx::canHandle(const TRenderSettings& info, double frame) { + return false; +} + +FX_PLUGIN_IDENTIFIER(Iwa_BokehRefFx, "iwa_BokehRefFx") \ No newline at end of file diff --git a/toonz/sources/stdfx/iwa_bokehreffx.h b/toonz/sources/stdfx/iwa_bokehreffx.h new file mode 100644 index 00000000..4cc453e9 --- /dev/null +++ b/toonz/sources/stdfx/iwa_bokehreffx.h @@ -0,0 +1,194 @@ +#pragma once + +/*------------------------------------ +Iwa_BokehRefFx +Apply an off-focus effect to a single source image. +The amount of bokeh is specified by user input reference image, +which represents the depth by brightness of pixels. +It considers characteristics of films (which is known as Hurter–Driffield +curves) or human eye's perception (which is known as Weber–Fechner law). +For filtering process I used KissFFT, an FFT library by Mark Borgerding, +distributed with a 3-clause BSD-style license. +------------------------------------*/ + +#ifndef IWA_BOKEH_REF_H +#define IWA_BOKEH_REF_H + +#include "stdfx.h" +#include "tfxparam.h" + +#include +#include + +#include "tools/kiss_fftnd.h" + +struct float4 { + float x, y, z, w; +}; + +//------------------------------------ + +class BokehRefThread : public QThread { + int m_channel; + volatile bool m_finished; + + kiss_fft_cpx* m_fftcpx_channel_before; + kiss_fft_cpx* m_fftcpx_channel; + kiss_fft_cpx* m_fftcpx_alpha; + kiss_fft_cpx* m_fftcpx_iris; + float4* m_result_buff; + + kiss_fftnd_cfg m_kissfft_plan_fwd, m_kissfft_plan_bkwd; + + TDimensionI m_dim; + bool m_isTerminated; + +public: + BokehRefThread(int channel, kiss_fft_cpx* fftcpx_channel_before, + kiss_fft_cpx* fftcpx_channel, kiss_fft_cpx* fftcpx_alpha, + kiss_fft_cpx* fftcpx_iris, float4* result_buff, + kiss_fftnd_cfg kissfft_plan_fwd, + kiss_fftnd_cfg kissfft_plan_bkwd, TDimensionI& dim); + + void run() override; + + bool isFinished() { return m_finished; } + void terminateThread() { m_isTerminated = true; } +}; + +//------------------------------------ + +class Iwa_BokehRefFx : public TStandardRasterFx { + FX_PLUGIN_DECLARATION(Iwa_BokehRefFx) + +protected: + TRasterFxPort m_iris; // iris image + TRasterFxPort m_source; // source image + TRasterFxPort m_depth; // depth reference image + + TDoubleParamP m_onFocusDistance; // Focus Distance (0-1) + TDoubleParamP m_bokehAmount; // The maximum bokeh size. The size of bokeh at + // the layer separated by 1.0 from the focal + // position + TDoubleParamP m_hardness; // Film gamma + TIntParamP m_distancePrecision; // Separation of depth image + + TBoolParamP m_fillGap; // Toggles whether to extend pixels behind the front + // layers in order to fill gap + // It should be ON for normal backgrounds and should be OFF for the layer + // which is + // "floating" from the lower layers such as dust, snowflake or spider-web. + TBoolParamP m_doMedian; // (Effective only when the Fill Gap option is ON) + // Toggles whether to use Median Filter for extending the pixels. + + // Get the pixel size of bokehAmount ( referenced ino_blur.cpp ) + float getBokehPixelAmount(const double frame, const TAffine affine); + + // normalize the source raster image to 0-1 and set to dstMem + // returns true if the source is (seems to be) premultiplied + template + bool setSourceRaster(const RASTER srcRas, float4* dstMem, TDimensionI dim); + + // normalize brightness of the depth reference image to unsigned char + // and store into dstMem + template + void setDepthRaster(const RASTER srcRas, unsigned char* dstMem, + TDimensionI dim); + template + void setDepthRasterGray(const RASTER srcRas, unsigned char* dstMem, + TDimensionI dim); + + // create the depth index map + void defineSegemntDepth(const unsigned char* indexMap_main, + const unsigned char* indexMap_sub, + const float* mainSub_ratio, + const unsigned char* depth_buff, + const TDimensionI& dimOut, const double frame, + QVector& segmentDepth_main, + QVector& segmentDepth_sub); + + // set the result + template + void setOutputRaster(float4* srcMem, const RASTER dstRas, TDimensionI dim, + TDimensionI margin); + + // obtain iris size from the depth value + float calcIrisSize(const float depth, const float bokehPixelAmount, + const double onFocusDistance); + + // resize/invert the iris according to the size ratio + // normalize the brightness + // resize to the output size + void convertIris(const float irisSize, const TRectD& irisBBox, + const TTile& irisTile, const TDimensionI& enlargedDim, + kiss_fft_cpx* fftcpx_iris_before); + + // convert source image value rgb -> exposure + void convertRGBToExposure(const float4* source_buff, int size, + float filmGamma, bool sourceIsPremultiplied); + + // generate the segment layer source at the current depth + // considering fillGap and doMedian options + void retrieveLayer(const float4* source_buff, + const float4* segment_layer_buff, + const unsigned char* indexMap_mainSub, int index, int lx, + int ly, bool fillGap, bool doMedian, int margin); + + // apply single median filter + void doSingleMedian(const float4* source_buff, + const float4* segment_layer_buff, + const unsigned char* indexMap_mainSub, int index, int lx, + int ly, const unsigned char* generation_buff, int curGen); + + // normal-composite the layer as is, without filtering + void compositeAsIs(const float4* segment_layer_buff, + const float4* result_buff_mainSub, int size); + + // retrieve segment layer image for each channel + void retrieveChannel(const float4* segment_layer_buff, // src + kiss_fft_cpx* fftcpx_r_before, // dst + kiss_fft_cpx* fftcpx_g_before, // dst + kiss_fft_cpx* fftcpx_b_before, // dst + kiss_fft_cpx* fftcpx_a_before, // dst + int size); + + // multiply filter on channel + void multiplyFilter(kiss_fft_cpx* fftcpx_channel, // dst + kiss_fft_cpx* fftcpx_iris, // filter + int size); + + // normal comosite the alpha channel + void compositeAlpha(const float4* result_buff, // dst + const kiss_fft_cpx* fftcpx_alpha, // alpha + int lx, int ly); + + // interpolate main and sub exposures + // convert exposure -> RGB (0-1) + // set to the result + void interpolateExposureAndConvertToRGB( + const float4* result_main_buff, // result1 + const float4* result_sub_buff, // result2 + const float* mainSub_ratio, // ratio + float filmGamma, + const float4* source_buff, // dst + int size); + +public: + Iwa_BokehRefFx(); + + void doCompute(TTile& tile, double frame, const TRenderSettings& settings); + + bool doGetBBox(double frame, TRectD& bBox, const TRenderSettings& info); + + bool canHandle(const TRenderSettings& info, double frame); + + void doCompute_CPU(const double frame, const TRenderSettings& settings, + float bokehPixelAmount, float maxIrisSize, int margin, + TDimensionI& dimOut, float4* source_buff, + unsigned char* indexMap_main, unsigned char* indexMap_sub, + float* mainSub_ratio, QVector& segmentDepth_main, + QVector& segmentDepth_sub, TTile& irisTile, + TRectD& irisBBox, bool sourceIsPremultiplied); +}; + +#endif diff --git a/toonz/sources/toonzqt/Resources/fxicons/fx_iwa_bokeh_ref.png b/toonz/sources/toonzqt/Resources/fxicons/fx_iwa_bokeh_ref.png new file mode 100644 index 00000000..67ee0766 Binary files /dev/null and b/toonz/sources/toonzqt/Resources/fxicons/fx_iwa_bokeh_ref.png differ diff --git a/toonz/sources/toonzqt/toonzqt.qrc b/toonz/sources/toonzqt/toonzqt.qrc index 7dcbb4f2..a5ff7d68 100644 --- a/toonz/sources/toonzqt/toonzqt.qrc +++ b/toonz/sources/toonzqt/toonzqt.qrc @@ -296,6 +296,7 @@ Resources/fxicons/fx_iwa_perspective_distort.png Resources/fxicons/fx_iwa_pn_perspective.png Resources/fxicons/fx_iwa_bokeh.png + Resources/fxicons/fx_iwa_bokeh_ref.png Resources/fxicons/fx_iwa_soapbubble.png Resources/fxicons/fx_unidentified.png Resources/keyframe_noanim.svg