Improved DCB, less macroblicking on diagonals, much faster code
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@ -1,3 +1,4 @@
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/*
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/*
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* This file is part of RawTherapee.
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*
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@ -37,7 +38,7 @@
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#include "sleef.c"
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#include "opthelper.h"
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#include "median.h"
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//#define BENCHMARK
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#define BENCHMARK
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#include "StopWatch.h"
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#ifdef _OPENMP
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#include <omp.h>
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@ -3251,7 +3252,7 @@ void RawImageSource::refinement_lassus(int PassCount)
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* the code is open source (BSD licence)
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*/
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#define TILESIZE 256
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#define TILESIZE 192
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#define TILEBORDER 10
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#define CACHESIZE (TILESIZE+2*TILEBORDER)
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@ -3279,7 +3280,7 @@ inline void RawImageSource::dcb_initTileLimits(int &colMin, int &rowMin, int &co
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}
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}
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void RawImageSource::fill_raw( float (*cache )[4], int x0, int y0, float** rawData)
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void RawImageSource::fill_raw( float (*cache )[3], int x0, int y0, float** rawData)
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{
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int rowMin, colMin, rowMax, colMax;
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dcb_initTileLimits(colMin, rowMin, colMax, rowMax, x0, y0, 0);
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@ -3290,7 +3291,7 @@ void RawImageSource::fill_raw( float (*cache )[4], int x0, int y0, float** rawDa
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}
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}
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void RawImageSource::fill_border( float (*cache )[4], int border, int x0, int y0)
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void RawImageSource::fill_border( float (*cache )[3], int border, int x0, int y0)
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{
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unsigned row, col, y, x, f, c;
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float sum[8];
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@ -3325,93 +3326,55 @@ void RawImageSource::fill_border( float (*cache )[4], int border, int x0, int y0
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}
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}
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}
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// saves red and blue
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void RawImageSource::copy_to_buffer( float (*buffer)[3], float (*image)[4])
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// change buffer[3] -> buffer[2], possibly to buffer[1] if split
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// into two loops, one for R and another for B, could also be smaller because
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// there is no need for green pixels pass
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// this would decrease the amount of needed memory
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// from megapixels*2 records to megapixels*0.5
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// also don't know if float is needed as data is 1-65536 integer (I believe!!)
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// comment from Ingo: float is needed because rawdata in rt is float
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void RawImageSource::copy_to_buffer( float (*buffer)[2], float (*image)[3])
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{
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for (int indx = 0; indx < CACHESIZE * CACHESIZE; indx++) {
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buffer[indx][0] = image[indx][0]; //R
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buffer[indx][2] = image[indx][2]; //B
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buffer[indx][1] = image[indx][2]; //B
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}
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}
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// restores red and blue
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void RawImageSource::restore_from_buffer(float (*image)[4], float (*buffer)[3])
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// other comments like in copy_to_buffer
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void RawImageSource::restore_from_buffer(float (*image)[3], float (*buffer)[2])
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{
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for (int indx = 0; indx < CACHESIZE * CACHESIZE; indx++) {
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image[indx][0] = buffer[indx][0]; //R
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image[indx][2] = buffer[indx][2]; //B
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image[indx][2] = buffer[indx][1]; //B
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}
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}
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// First pass green interpolation
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void RawImageSource::dcb_hid(float (*image)[4], float (*bufferH)[3], float (*bufferV)[3], int x0, int y0)
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// remove entirely: bufferH and bufferV
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void RawImageSource::dcb_hid(float (*image)[3], int x0, int y0)
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{
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const int u = CACHESIZE, v = 2 * CACHESIZE;
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int rowMin, colMin, rowMax, colMax;
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const int u = CACHESIZE;
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int rowMin, colMin, rowMax, colMax, c;
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dcb_initTileLimits(colMin, rowMin, colMax, rowMax, x0, y0, 2);
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// green pixels
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for (int row = rowMin; row < rowMax; row++) {
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for (int col = colMin + (FC(y0 - TILEBORDER + row, x0 - TILEBORDER + colMin) & 1), indx = row * CACHESIZE + col; col < colMax; col += 2, indx += 2) {
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assert(indx - u >= 0 && indx + u < u * u);
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bufferH[indx][1] = (image[indx - 1][1] + image[indx + 1][1]) * 0.5f;
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bufferV[indx][1] = (image[indx + u][1] + image[indx - u][1]) * 0.5f;
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}
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}
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// red in blue pixel, blue in red pixel
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// simple green bilinear in R and B pixels
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for (int row = rowMin; row < rowMax; row++)
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for (int col = colMin + (FC(y0 - TILEBORDER + row, x0 - TILEBORDER + colMin) & 1), indx = row * CACHESIZE + col, c = 2 - FC(y0 - TILEBORDER + row, x0 - TILEBORDER + col); col < colMax; col += 2, indx += 2) {
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for (int col = colMin + (FC(y0 - TILEBORDER + row, x0 - TILEBORDER + colMin) & 1), indx = row * CACHESIZE + col, c = FC(y0 - TILEBORDER + row, x0 - TILEBORDER + col); col < colMax; col += 2, indx += 2) {
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assert(indx - u - 1 >= 0 && indx + u + 1 < u * u && c >= 0 && c < 3);
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bufferH[indx][c] = ( 4.f * bufferH[indx][1]
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- bufferH[indx + u + 1][1] - bufferH[indx + u - 1][1] - bufferH[indx - u + 1][1] - bufferH[indx - u - 1][1]
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+ image[indx + u + 1][c] + image[indx + u - 1][c] + image[indx - u + 1][c] + image[indx - u - 1][c] ) * 0.25f;
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bufferV[indx][c] = ( 4.f * bufferV[indx][1]
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- bufferV[indx + u + 1][1] - bufferV[indx + u - 1][1] - bufferV[indx - u + 1][1] - bufferV[indx - u - 1][1]
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+ image[indx + u + 1][c] + image[indx + u - 1][c] + image[indx - u + 1][c] + image[indx - u - 1][c] ) * 0.25f;
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}
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// red or blue in green pixels
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for (int row = rowMin; row < rowMax; row++)
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for (int col = colMin + (FC(y0 - TILEBORDER + row, x0 - TILEBORDER + colMin + 1) & 1), indx = row * CACHESIZE + col, c = FC(y0 - TILEBORDER + row, x0 - TILEBORDER + col + 1), d = 2 - c; col < colMax; col += 2, indx += 2) {
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assert(indx - u >= 0 && indx + u < u * u && c >= 0 && c < 3 && d >= 0 && d < 3);
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bufferH[indx][c] = (image[indx + 1][c] + image[indx - 1][c]) * 0.5f;
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bufferH[indx][d] = (2.f * bufferH[indx][1] - bufferH[indx + u][1] - bufferH[indx - u][1] + image[indx + u][d] + image[indx - u][d]) * 0.5f;
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bufferV[indx][c] = (2.f * bufferV[indx][1] - bufferV[indx + 1][1] - bufferV[indx - 1][1] + image[indx + 1][c] + image[indx - 1][c]) * 0.5f;
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bufferV[indx][d] = (image[indx + u][d] + image[indx - u][d]) * 0.5f;
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}
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// Decide green pixels
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for (int row = rowMin; row < rowMax; row++)
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for (int col = colMin + (FC(y0 - TILEBORDER + row, x0 - TILEBORDER + colMin) & 1), indx = row * CACHESIZE + col, c = FC(y0 - TILEBORDER + row, x0 - TILEBORDER + col), d = 2 - c; col < colMax; col += 2, indx += 2) {
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float current = max(image[indx + v][c], image[indx - v][c], image[indx - 2][c], image[indx + 2][c]) -
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min(image[indx + v][c], image[indx - v][c], image[indx - 2][c], image[indx + 2][c]) +
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max(image[indx + 1 + u][d], image[indx + 1 - u][d], image[indx - 1 + u][d], image[indx - 1 - u][d]) -
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min(image[indx + 1 + u][d], image[indx + 1 - u][d], image[indx - 1 + u][d], image[indx - 1 - u][d]);
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float currentH = max(bufferH[indx + v][d], bufferH[indx - v][d], bufferH[indx - 2][d], bufferH[indx + 2][d]) -
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min(bufferH[indx + v][d], bufferH[indx - v][d], bufferH[indx - 2][d], bufferH[indx + 2][d]) +
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max(bufferH[indx + 1 + u][c], bufferH[indx + 1 - u][c], bufferH[indx - 1 + u][c], bufferH[indx - 1 - u][c]) -
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min(bufferH[indx + 1 + u][c], bufferH[indx + 1 - u][c], bufferH[indx - 1 + u][c], bufferH[indx - 1 - u][c]);
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float currentV = max(bufferV[indx + v][d], bufferV[indx - v][d], bufferV[indx - 2][d], bufferV[indx + 2][d]) -
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min(bufferV[indx + v][d], bufferV[indx - v][d], bufferV[indx - 2][d], bufferV[indx + 2][d]) +
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max(bufferV[indx + 1 + u][c], bufferV[indx + 1 - u][c], bufferV[indx - 1 + u][c], bufferV[indx - 1 - u][c]) -
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min(bufferV[indx + 1 + u][c], bufferV[indx + 1 - u][c], bufferV[indx - 1 + u][c], bufferV[indx - 1 - u][c]);
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assert(indx >= 0 && indx < u * u);
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if (ABS(current - currentH) < ABS(current - currentV)) {
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image[indx][1] = bufferH[indx][1];
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} else {
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image[indx][1] = bufferV[indx][1];
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}
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image[indx][1] = 0.25*(image[indx-1][1]+image[indx+1][1]+image[indx-u][1]+image[indx+u][1]);
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}
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}
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// missing colors are interpolated
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void RawImageSource::dcb_color(float (*image)[4], int x0, int y0)
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// missing colours are interpolated
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void RawImageSource::dcb_color(float (*image)[3], int x0, int y0)
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{
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const int u = CACHESIZE;
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int rowMin, colMin, rowMax, colMax;
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@ -3421,22 +3384,39 @@ void RawImageSource::dcb_color(float (*image)[4], int x0, int y0)
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for (int row = rowMin; row < rowMax; row++)
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for (int col = colMin + (FC(y0 - TILEBORDER + row, x0 - TILEBORDER + colMin) & 1), indx = row * CACHESIZE + col, c = 2 - FC(y0 - TILEBORDER + row, x0 - TILEBORDER + col); col < colMax; col += 2, indx += 2) {
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assert(indx >= 0 && indx < u * u && c >= 0 && c < 4);
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//Jacek comment: one multiplication less
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image[indx][c] = image[indx][1] +
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( image[indx + u + 1][c] + image[indx + u - 1][c] + image[indx - u + 1][c] + image[indx - u - 1][c]
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- (image[indx + u + 1][1] + image[indx + u - 1][1] + image[indx - u + 1][1] + image[indx - u - 1][1]) ) * 0.25f;
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/* original
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image[indx][c] = ( 4.f * image[indx][1]
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- image[indx + u + 1][1] - image[indx + u - 1][1] - image[indx - u + 1][1] - image[indx - u - 1][1]
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+ image[indx + u + 1][c] + image[indx + u - 1][c] + image[indx - u + 1][c] + image[indx - u - 1][c] ) * 0.25f;
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*/
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}
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// red or blue in green pixels
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for (int row = rowMin; row < rowMax; row++)
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for (int col = colMin + (FC(y0 - TILEBORDER + row, x0 - TILEBORDER + colMin + 1) & 1), indx = row * CACHESIZE + col, c = FC(y0 - TILEBORDER + row, x0 - TILEBORDER + col + 1), d = 2 - c; col < colMax; col += 2, indx += 2) {
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assert(indx >= 0 && indx < u * u && c >= 0 && c < 4);
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//Jacek comment: two multiplications (in total) less
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image[indx][c] = image[indx][1] + (image[indx + 1][c] + image[indx - 1][c] - (image[indx + 1][1] + image[indx - 1][1])) * 0.5f;
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image[indx][d] = image[indx][1] + (image[indx + u][d] + image[indx - u][d] - (image[indx + u][1] + image[indx - u][1])) * 0.5f;
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/* original
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image[indx][c] = (2.f * image[indx][1] - image[indx + 1][1] - image[indx - 1][1] + image[indx + 1][c] + image[indx - 1][c]) * 0.5f;
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image[indx][d] = (2.f * image[indx][1] - image[indx + u][1] - image[indx - u][1] + image[indx + u][d] + image[indx - u][d]) * 0.5f;
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*/
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}
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}
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// green correction
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void RawImageSource::dcb_hid2(float (*image)[4], int x0, int y0)
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void RawImageSource::dcb_hid2(float (*image)[3], int x0, int y0)
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{
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const int u = CACHESIZE, v = 2 * CACHESIZE;
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int rowMin, colMin, rowMax, colMax;
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@ -3445,8 +3425,16 @@ void RawImageSource::dcb_hid2(float (*image)[4], int x0, int y0)
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for (int row = rowMin; row < rowMax; row++) {
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for (int col = colMin + (FC(y0 - TILEBORDER + row, x0 - TILEBORDER + colMin) & 1), indx = row * CACHESIZE + col, c = FC(y0 - TILEBORDER + row, x0 - TILEBORDER + col); col < colMax; col += 2, indx += 2) {
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assert(indx - v >= 0 && indx + v < u * u);
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//Jacek comment: one multiplication less
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image[indx][1] = image[indx][c] +
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(image[indx + v][1] + image[indx - v][1] + image[indx - 2][1] + image[indx + 2][1]
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- (image[indx + v][c] + image[indx - v][c] + image[indx - 2][c] + image[indx + 2][c])) * 0.25f;
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/* original
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image[indx][1] = (image[indx + v][1] + image[indx - v][1] + image[indx - 2][1] + image[indx + 2][1]) * 0.25f +
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image[indx][c] - ( image[indx + v][c] + image[indx - v][c] + image[indx - 2][c] + image[indx + 2][c]) * 0.25f;
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*/
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}
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}
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}
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@ -3456,9 +3444,12 @@ void RawImageSource::dcb_hid2(float (*image)[4], int x0, int y0)
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// 1 = vertical
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// 0 = horizontal
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// saved in image[][3]
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void RawImageSource::dcb_map(float (*image)[4], int x0, int y0)
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// seems at least 2 persons implemented some code, as this one has different coding style, could be unified
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// I don't know if *pix is faster than a loop working on image[] directly
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void RawImageSource::dcb_map(float (*image)[3], uint8_t *map, int x0, int y0)
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{
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const int u = 4 * CACHESIZE;
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const int u = 3 * CACHESIZE;
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int rowMin, colMin, rowMax, colMax;
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dcb_initTileLimits(colMin, rowMin, colMax, rowMax, x0, y0, 2);
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@ -3468,36 +3459,41 @@ void RawImageSource::dcb_map(float (*image)[4], int x0, int y0)
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assert(indx >= 0 && indx < u * u);
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if ( *pix > ( pix[-4] + pix[+4] + pix[-u] + pix[+u]) / 4 ) {
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image[indx][3] = ((min(pix[-4], pix[+4]) + pix[-4] + pix[+4] ) < (min(pix[-u], pix[+u]) + pix[-u] + pix[+u]));
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// comparing 4 * a to (b+c+d+e) instead of a to (b+c+d+e)/4 is faster because divisions are slow
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if ( 4 * (*pix) > ( (pix[-3] + pix[+3]) + (pix[-u] + pix[+u])) ) {
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map[indx] = ((min(pix[-3], pix[+3]) + (pix[-3] + pix[+3]) ) < (min(pix[-u], pix[+u]) + (pix[-u] + pix[+u])));
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} else {
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image[indx][3] = ((max(pix[-4], pix[+4]) + pix[-4] + pix[+4] ) > (max(pix[-u], pix[+u]) + pix[-u] + pix[+u]));
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map[indx] = ((max(pix[-3], pix[+3]) + (pix[-3] + pix[+3]) ) > (max(pix[-u], pix[+u]) + (pix[-u] + pix[+u])));
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}
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}
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}
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}
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// interpolated green pixels are corrected using the map
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void RawImageSource::dcb_correction(float (*image)[4], int x0, int y0)
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void RawImageSource::dcb_correction(float (*image)[3], uint8_t *map, int x0, int y0)
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{
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const int u = CACHESIZE, v = 2 * CACHESIZE;
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int rowMin, colMin, rowMax, colMax;
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dcb_initTileLimits(colMin, rowMin, colMax, rowMax, x0, y0, 2);
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for (int row = rowMin; row < rowMax; row++) {
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for (int col = colMin + (FC(y0 - TILEBORDER + row, x0 - TILEBORDER + colMin) & 1), indx = row * CACHESIZE + col; col < colMax; col += 2, indx += 2) {
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float current = 4.f * image[indx][3] +
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2.f * (image[indx + u][3] + image[indx - u][3] + image[indx + 1][3] + image[indx - 1][3]) +
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image[indx + v][3] + image[indx - v][3] + image[indx + 2][3] + image[indx - 2][3];
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for (int indx = row * CACHESIZE + colMin + (FC(y0 - TILEBORDER + row, x0 - TILEBORDER + colMin) & 1); indx < row * CACHESIZE + colMax; indx += 2) {
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// for (int col = colMin + (FC(y0 - TILEBORDER + row, x0 - TILEBORDER + colMin) & 1), indx = row * CACHESIZE + col; col < colMax; col += 2, indx += 2) {
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float current = 4 * map[indx] +
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2 * (map[indx + u] + map[indx - u] + map[indx + 1] + map[indx - 1]) +
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map[indx + v] + map[indx - v] + map[indx + 2] + map[indx - 2];
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assert(indx >= 0 && indx < u * u);
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image[indx][1] = ((16.f - current) * (image[indx - 1][1] + image[indx + 1][1]) * 0.5f + current * (image[indx - u][1] + image[indx + u][1]) * 0.5f ) * 0.0625f;
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image[indx][1] = ((16.f - current) * (image[indx - 1][1] + image[indx + 1][1]) + current * (image[indx - u][1] + image[indx + u][1]) ) * 0.03125f;
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// image[indx][1] = ((16.f - current) * (image[indx - 1][1] + image[indx + 1][1]) * 0.5f + current * (image[indx - u][1] + image[indx + u][1]) * 0.5f ) * 0.0625f;
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}
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}
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}
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// R and B smoothing using green contrast, all pixels except 2 pixel wide border
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void RawImageSource::dcb_pp(float (*image)[4], int x0, int y0)
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// again code with *pix, is this kind of calculating faster in C, than this what was commented?
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void RawImageSource::dcb_pp(float (*image)[3], int x0, int y0)
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{
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const int u = CACHESIZE;
|
||||
int rowMin, colMin, rowMax, colMax;
|
||||
@ -3505,10 +3501,10 @@ void RawImageSource::dcb_pp(float (*image)[4], int x0, int y0)
|
||||
|
||||
for (int row = rowMin; row < rowMax; row++)
|
||||
for (int col = colMin, indx = row * CACHESIZE + col; col < colMax; col++, indx++) {
|
||||
//int r1 = ( image[indx-1][0] + image[indx+1][0] + image[indx-u][0] + image[indx+u][0] + image[indx-u-1][0] + image[indx+u+1][0] + image[indx-u+1][0] + image[indx+u-1][0])/8;
|
||||
//int g1 = ( image[indx-1][1] + image[indx+1][1] + image[indx-u][1] + image[indx+u][1] + image[indx-u-1][1] + image[indx+u+1][1] + image[indx-u+1][1] + image[indx+u-1][1])/8;
|
||||
//int b1 = ( image[indx-1][2] + image[indx+1][2] + image[indx-u][2] + image[indx+u][2] + image[indx-u-1][2] + image[indx+u+1][2] + image[indx-u+1][2] + image[indx+u-1][2])/8;
|
||||
float (*pix)[4] = image + (indx - u - 1);
|
||||
// float r1 = image[indx-1][0] + image[indx+1][0] + image[indx-u][0] + image[indx+u][0] + image[indx-u-1][0] + image[indx+u+1][0] + image[indx-u+1][0] + image[indx+u-1][0];
|
||||
// float g1 = image[indx-1][1] + image[indx+1][1] + image[indx-u][1] + image[indx+u][1] + image[indx-u-1][1] + image[indx+u+1][1] + image[indx-u+1][1] + image[indx+u-1][1];
|
||||
// float b1 = image[indx-1][2] + image[indx+1][2] + image[indx-u][2] + image[indx+u][2] + image[indx-u-1][2] + image[indx+u+1][2] + image[indx-u+1][2] + image[indx+u-1][2];
|
||||
float (*pix)[3] = image + (indx - u - 1);
|
||||
float r1 = (*pix)[0];
|
||||
float g1 = (*pix)[1];
|
||||
float b1 = (*pix)[2];
|
||||
@ -3543,8 +3539,8 @@ void RawImageSource::dcb_pp(float (*image)[4], int x0, int y0)
|
||||
r1 *= 0.125f;
|
||||
g1 *= 0.125f;
|
||||
b1 *= 0.125f;
|
||||
r1 = r1 + ( image[indx][1] - g1 );
|
||||
b1 = b1 + ( image[indx][1] - g1 );
|
||||
r1 += ( image[indx][1] - g1 );
|
||||
b1 += ( image[indx][1] - g1 );
|
||||
|
||||
assert(indx >= 0 && indx < u * u);
|
||||
image[indx][0] = r1;
|
||||
@ -3554,70 +3550,90 @@ void RawImageSource::dcb_pp(float (*image)[4], int x0, int y0)
|
||||
|
||||
// interpolated green pixels are corrected using the map
|
||||
// with correction
|
||||
void RawImageSource::dcb_correction2(float (*image)[4], int x0, int y0)
|
||||
void RawImageSource::dcb_correction2(float (*image)[3], uint8_t *map, int x0, int y0)
|
||||
{
|
||||
const int u = CACHESIZE, v = 2 * CACHESIZE;
|
||||
int rowMin, colMin, rowMax, colMax;
|
||||
dcb_initTileLimits(colMin, rowMin, colMax, rowMax, x0, y0, 4);
|
||||
|
||||
for (int row = rowMin; row < rowMax; row++) {
|
||||
for (int col = colMin + (FC(y0 - TILEBORDER + row, x0 - TILEBORDER + colMin) & 1), indx = row * CACHESIZE + col, c = FC(y0 - TILEBORDER + row, x0 - TILEBORDER + col); col < colMax; col += 2, indx += 2) {
|
||||
float current = 4.f * image[indx][3] +
|
||||
2.f * (image[indx + u][3] + image[indx - u][3] + image[indx + 1][3] + image[indx - 1][3]) +
|
||||
image[indx + v][3] + image[indx - v][3] + image[indx + 2][3] + image[indx - 2][3];
|
||||
for (int indx = row * CACHESIZE + colMin + (FC(y0 - TILEBORDER + row, x0 - TILEBORDER + colMin) & 1), c = FC(y0 - TILEBORDER + row, x0 - TILEBORDER + colMin + (FC(y0 - TILEBORDER + row, x0 - TILEBORDER + colMin) & 1)); indx < row * CACHESIZE + colMax; indx += 2) {
|
||||
// map values are uint8_t either 0 or 1. Adding them using integer instructions is perfectly valid and fast. Final result is converted to float then
|
||||
float current = 4 * map[indx] +
|
||||
2 * (map[indx + u] + map[indx - u] + map[indx + 1] + map[indx - 1]) +
|
||||
map[indx + v] + map[indx - v] + map[indx + 2] + map[indx - 2];
|
||||
|
||||
assert(indx >= 0 && indx < u * u);
|
||||
|
||||
// Jacek comment: works now, and has 3 float mults and 9 float adds
|
||||
image[indx][1] = image[indx][c] +
|
||||
((16.f - current) * (image[indx - 1][1] + image[indx + 1][1] - (image[indx + 2][c] + image[indx - 2][c]))
|
||||
+ current * (image[indx - u][1] + image[indx + u][1] - (image[indx + v][c] + image[indx - v][c]))) * 0.03125f;
|
||||
|
||||
|
||||
// 4 float mults and 9 float adds
|
||||
// Jacek comment: not mathematically identical to original
|
||||
/* image[indx][1] = 16.f * image[indx][c] +
|
||||
((16.f - current) * ((image[indx - 1][1] + image[indx + 1][1])
|
||||
- (image[indx + 2][c] + image[indx - 2][c]))
|
||||
+ current * ((image[indx - u][1] + image[indx + u][1]) - (image[indx + v][c] + image[indx - v][c]))) * 0.03125f;
|
||||
*/
|
||||
// 7 float mults and 10 float adds
|
||||
// original code
|
||||
/*
|
||||
image[indx][1] = ((16.f - current) * ((image[indx - 1][1] + image[indx + 1][1]) * 0.5f
|
||||
+ image[indx][c] - (image[indx + 2][c] + image[indx - 2][c]) * 0.5f)
|
||||
+ current * ((image[indx - u][1] + image[indx + u][1]) * 0.5f + image[indx][c] - (image[indx + v][c] + image[indx - v][c]) * 0.5f)) * 0.0625f;
|
||||
*/
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// image refinement
|
||||
void RawImageSource::dcb_refinement(float (*image)[4], int x0, int y0)
|
||||
void RawImageSource::dcb_refinement(float (*image)[3], uint8_t *map, int x0, int y0)
|
||||
{
|
||||
const int u = CACHESIZE, v = 2 * CACHESIZE, w = 3 * CACHESIZE;
|
||||
int rowMin, colMin, rowMax, colMax;
|
||||
dcb_initTileLimits(colMin, rowMin, colMax, rowMax, x0, y0, 4);
|
||||
|
||||
float f[5], g1, g2;
|
||||
float f0, f1, f2, g1, h0, h1, h2, g2, current;
|
||||
|
||||
for (int row = rowMin; row < rowMax; row++)
|
||||
for (int col = colMin + (FC(y0 - TILEBORDER + row, x0 - TILEBORDER + colMin) & 1), indx = row * CACHESIZE + col, c = FC(y0 - TILEBORDER + row, x0 - TILEBORDER + col); col < colMax; col += 2, indx += 2) {
|
||||
float current = 4.f * image[indx][3] +
|
||||
2.f * (image[indx + u][3] + image[indx - u][3] + image[indx + 1][3] + image[indx - 1][3])
|
||||
+ image[indx + v][3] + image[indx - v][3] + image[indx - 2][3] + image[indx + 2][3];
|
||||
|
||||
f[0] = (float)(image[indx - u][1] + image[indx + u][1]) / (2.f + 2.f * image[indx][c]);
|
||||
f[1] = 2.f * image[indx - u][1] / (2 + image[indx - v][c] + image[indx][c]);
|
||||
f[2] = (float)(image[indx - u][1] + image[indx - w][1]) / (2.f + 2.f * image[indx - v][c]);
|
||||
f[3] = 2.f * image[indx + u][1] / (2 + image[indx + v][c] + image[indx][c]);
|
||||
f[4] = (float)(image[indx + u][1] + image[indx + w][1]) / (2.f + 2.f * image[indx + v][c]);
|
||||
float current = 4 * map[indx] +
|
||||
2 * (map[indx + u] + map[indx - u] + map[indx + 1] + map[indx - 1])
|
||||
+ map[indx + v] + map[indx - v] + map[indx - 2] + map[indx + 2];
|
||||
|
||||
g1 = (f[0] + f[1] + f[2] + f[3] + f[4] - max(f[1], f[2], f[3], f[4]) - min(f[1], f[2], f[3], f[4])) / 3.f;
|
||||
float currPix = image[indx][c];
|
||||
|
||||
f[0] = (float)(image[indx - 1][1] + image[indx + 1][1]) / (2.f + 2.f * image[indx][c]);
|
||||
f[1] = 2.f * image[indx - 1][1] / (2 + image[indx - 2][c] + image[indx][c]);
|
||||
f[2] = (float)(image[indx - 1][1] + image[indx - 3][1]) / (2.f + 2.f * image[indx - 2][c]);
|
||||
f[3] = 2.f * image[indx + 1][1] / (2 + image[indx + 2][c] + image[indx][c]);
|
||||
f[4] = (float)(image[indx + 1][1] + image[indx + 3][1]) / (2.f + 2.f * image[indx + 2][c]);
|
||||
f0 = (float)(image[indx - u][1] + image[indx + u][1]) / (1.f + 2.f * currPix);
|
||||
f1 = 2.f * image[indx - u][1] / (1.f + image[indx - v][c] + currPix);
|
||||
f2 = 2.f * image[indx + u][1] / (1.f + image[indx + v][c] + currPix);
|
||||
|
||||
g2 = (f[0] + f[1] + f[2] + f[3] + f[4] - max(f[1], f[2], f[3], f[4]) - min(f[1], f[2], f[3], f[4])) / 3.f;
|
||||
g1 = f0 + f1 + f2;
|
||||
|
||||
h0 = (float)(image[indx - 1][1] + image[indx + 1][1]) / (1.f + 2.f * currPix);
|
||||
h1 = 2.f * image[indx - 1][1] / (1.f + image[indx - 2][c] + currPix);
|
||||
h2 = 2.f * image[indx + 1][1] / (1.f + image[indx + 2][c] + currPix);
|
||||
|
||||
g2 = h0 + h1 + h2;
|
||||
|
||||
// new green value
|
||||
assert(indx >= 0 && indx < u * u);
|
||||
image[indx][1] = (2.f + image[indx][c]) * (current * g1 + (16.f - current) * g2) * 0.0625f;
|
||||
currPix *= (current * g1 + (16.f - current) * g2) / 48.f;
|
||||
|
||||
// get rid of the overshooted pixels
|
||||
float min_f = min(image[indx + 1 + u][1], min(image[indx + 1 - u][1], min(image[indx - 1 + u][1], min(image[indx - 1 - u][1], min(image[indx - 1][1], min(image[indx + 1][1], min(image[indx - u][1], image[indx + u][1])))))));
|
||||
float max_f = max(image[indx + 1 + u][1], max(image[indx + 1 - u][1], max(image[indx - 1 + u][1], max(image[indx - 1 - u][1], max(image[indx - 1][1], max(image[indx + 1][1], max(image[indx - u][1], image[indx + u][1])))))));
|
||||
// get rid of the overshot pixels
|
||||
float minVal = min(image[indx - 1][1], min(image[indx + 1][1], min(image[indx - u][1], image[indx + u][1])));
|
||||
float maxVal = max(image[indx - 1][1], max(image[indx + 1][1], max(image[indx - u][1], image[indx + u][1])));
|
||||
|
||||
image[indx][1] = LIM(currPix, minVal, maxVal);
|
||||
|
||||
image[indx][1] = LIM(image[indx][1], min_f, max_f);
|
||||
}
|
||||
}
|
||||
|
||||
// missing colors are interpolated using high quality algorithm by Luis Sanz Rodriguez
|
||||
void RawImageSource::dcb_color_full(float (*image)[4], int x0, int y0, float (*chroma)[2])
|
||||
// missing colours are interpolated using high quality algorithm by Luis Sanz Rodriguez
|
||||
void RawImageSource::dcb_color_full(float (*image)[3], int x0, int y0, float (*chroma)[2])
|
||||
{
|
||||
const int u = CACHESIZE, w = 3 * CACHESIZE;
|
||||
int rowMin, colMin, rowMax, colMax;
|
||||
@ -3637,10 +3653,15 @@ void RawImageSource::dcb_color_full(float (*image)[4], int x0, int y0, float (*c
|
||||
f[1] = 1.f / (float)(1.f + fabs(chroma[indx - u + 1][c] - chroma[indx + u - 1][c]) + fabs(chroma[indx - u + 1][c] - chroma[indx - w + 3][c]) + fabs(chroma[indx + u - 1][c] - chroma[indx - w + 3][c]));
|
||||
f[2] = 1.f / (float)(1.f + fabs(chroma[indx + u - 1][c] - chroma[indx - u + 1][c]) + fabs(chroma[indx + u - 1][c] - chroma[indx + w + 3][c]) + fabs(chroma[indx - u + 1][c] - chroma[indx + w - 3][c]));
|
||||
f[3] = 1.f / (float)(1.f + fabs(chroma[indx + u + 1][c] - chroma[indx - u - 1][c]) + fabs(chroma[indx + u + 1][c] - chroma[indx + w - 3][c]) + fabs(chroma[indx - u - 1][c] - chroma[indx + w + 3][c]));
|
||||
g[0] = 1.325f * chroma[indx - u - 1][c] - 0.175f * chroma[indx - w - 3][c] - 0.075f * chroma[indx - w - 1][c] - 0.075f * chroma[indx - u - 3][c];
|
||||
g[1] = 1.325f * chroma[indx - u + 1][c] - 0.175f * chroma[indx - w + 3][c] - 0.075f * chroma[indx - w + 1][c] - 0.075f * chroma[indx - u + 3][c];
|
||||
g[2] = 1.325f * chroma[indx + u - 1][c] - 0.175f * chroma[indx + w - 3][c] - 0.075f * chroma[indx + w - 1][c] - 0.075f * chroma[indx + u - 3][c];
|
||||
g[3] = 1.325f * chroma[indx + u + 1][c] - 0.175f * chroma[indx + w + 3][c] - 0.075f * chroma[indx + w + 1][c] - 0.075f * chroma[indx + u + 3][c];
|
||||
g[0] = 1.325f * chroma[indx - u - 1][c] - 0.175f * chroma[indx - w - 3][c] - 0.075f * (chroma[indx - w - 1][c] + chroma[indx - u - 3][c]);
|
||||
g[1] = 1.325f * chroma[indx - u + 1][c] - 0.175f * chroma[indx - w + 3][c] - 0.075f * (chroma[indx - w + 1][c] + chroma[indx - u + 3][c]);
|
||||
g[2] = 1.325f * chroma[indx + u - 1][c] - 0.175f * chroma[indx + w - 3][c] - 0.075f * (chroma[indx + w - 1][c] + chroma[indx + u - 3][c]);
|
||||
g[3] = 1.325f * chroma[indx + u + 1][c] - 0.175f * chroma[indx + w + 3][c] - 0.075f * (chroma[indx + w + 1][c] + chroma[indx + u + 3][c]);
|
||||
|
||||
// g[0] = 1.325f * chroma[indx - u - 1][c] - 0.175f * chroma[indx - w - 3][c] - 0.075f * chroma[indx - w - 1][c] - 0.075f * chroma[indx - u - 3][c];
|
||||
// g[1] = 1.325f * chroma[indx - u + 1][c] - 0.175f * chroma[indx - w + 3][c] - 0.075f * chroma[indx - w + 1][c] - 0.075f * chroma[indx - u + 3][c];
|
||||
// g[2] = 1.325f * chroma[indx + u - 1][c] - 0.175f * chroma[indx + w - 3][c] - 0.075f * chroma[indx + w - 1][c] - 0.075f * chroma[indx + u - 3][c];
|
||||
// g[3] = 1.325f * chroma[indx + u + 1][c] - 0.175f * chroma[indx + w + 3][c] - 0.075f * chroma[indx + w + 1][c] - 0.075f * chroma[indx + u + 3][c];
|
||||
|
||||
assert(indx >= 0 && indx < u * u && c >= 0 && c < 2);
|
||||
chroma[indx][c] = (f[0] * g[0] + f[1] * g[1] + f[2] * g[2] + f[3] * g[3]) / (f[0] + f[1] + f[2] + f[3]);
|
||||
@ -3649,15 +3670,20 @@ void RawImageSource::dcb_color_full(float (*image)[4], int x0, int y0, float (*c
|
||||
for (int row = rowMin; row < rowMax; row++)
|
||||
for (int col = colMin + (FC(y0 - TILEBORDER + row, x0 - TILEBORDER + colMin + 1) & 1), indx = row * CACHESIZE + col, c = FC(y0 - TILEBORDER + row, x0 - TILEBORDER + col + 1) / 2; col < colMax; col += 2, indx += 2)
|
||||
for(int d = 0; d <= 1; c = 1 - c, d++) {
|
||||
f[0] = 1.f / (float)(1.f + fabs(chroma[indx - u][c] - chroma[indx + u][c]) + fabs(chroma[indx - u][c] - chroma[indx - w][c]) + fabs(chroma[indx + u][c] - chroma[indx - w][c]));
|
||||
f[1] = 1.f / (float)(1.f + fabs(chroma[indx + 1][c] - chroma[indx - 1][c]) + fabs(chroma[indx + 1][c] - chroma[indx + 3][c]) + fabs(chroma[indx - 1][c] - chroma[indx + 3][c]));
|
||||
f[2] = 1.f / (float)(1.f + fabs(chroma[indx - 1][c] - chroma[indx + 1][c]) + fabs(chroma[indx - 1][c] - chroma[indx - 3][c]) + fabs(chroma[indx + 1][c] - chroma[indx - 3][c]));
|
||||
f[3] = 1.f / (float)(1.f + fabs(chroma[indx + u][c] - chroma[indx - u][c]) + fabs(chroma[indx + u][c] - chroma[indx + w][c]) + fabs(chroma[indx - u][c] - chroma[indx + w][c]));
|
||||
f[0] = 1.f / (1.f + fabs(chroma[indx - u][c] - chroma[indx + u][c]) + fabs(chroma[indx - u][c] - chroma[indx - w][c]) + fabs(chroma[indx + u][c] - chroma[indx - w][c]));
|
||||
f[1] = 1.f / (1.f + fabs(chroma[indx + 1][c] - chroma[indx - 1][c]) + fabs(chroma[indx + 1][c] - chroma[indx + 3][c]) + fabs(chroma[indx - 1][c] - chroma[indx + 3][c]));
|
||||
f[2] = 1.f / (1.f + fabs(chroma[indx - 1][c] - chroma[indx + 1][c]) + fabs(chroma[indx - 1][c] - chroma[indx - 3][c]) + fabs(chroma[indx + 1][c] - chroma[indx - 3][c]));
|
||||
f[3] = 1.f / (1.f + fabs(chroma[indx + u][c] - chroma[indx - u][c]) + fabs(chroma[indx + u][c] - chroma[indx + w][c]) + fabs(chroma[indx - u][c] - chroma[indx + w][c]));
|
||||
|
||||
g[0] = 0.875f * chroma[indx - u][c] + 0.125f * chroma[indx - w][c];
|
||||
g[1] = 0.875f * chroma[indx + 1][c] + 0.125f * chroma[indx + 3][c];
|
||||
g[2] = 0.875f * chroma[indx - 1][c] + 0.125f * chroma[indx - 3][c];
|
||||
g[3] = 0.875f * chroma[indx + u][c] + 0.125f * chroma[indx + w][c];
|
||||
g[0] = intp(0.875f, chroma[indx - u][c], chroma[indx - w][c]);
|
||||
g[1] = intp(0.875f, chroma[indx + 1][c], chroma[indx + 3][c]);
|
||||
g[2] = intp(0.875f, chroma[indx - 1][c], chroma[indx - 3][c]);
|
||||
g[3] = intp(0.875f, chroma[indx + u][c], chroma[indx + w][c]);
|
||||
|
||||
// g[0] = 0.875f * chroma[indx - u][c] + 0.125f * chroma[indx - w][c];
|
||||
// g[1] = 0.875f * chroma[indx + 1][c] + 0.125f * chroma[indx + 3][c];
|
||||
// g[2] = 0.875f * chroma[indx - 1][c] + 0.125f * chroma[indx - 3][c];
|
||||
// g[3] = 0.875f * chroma[indx + u][c] + 0.125f * chroma[indx + w][c];
|
||||
|
||||
assert(indx >= 0 && indx < u * u && c >= 0 && c < 2);
|
||||
chroma[indx][c] = (f[0] * g[0] + f[1] * g[1] + f[2] * g[2] + f[3] * g[3]) / (f[0] + f[1] + f[2] + f[3]);
|
||||
@ -3672,9 +3698,10 @@ void RawImageSource::dcb_color_full(float (*image)[4], int x0, int y0, float (*c
|
||||
}
|
||||
}
|
||||
|
||||
// DCB demosaicing main routine (sharp version)
|
||||
// DCB demosaicing main routine
|
||||
void RawImageSource::dcb_demosaic(int iterations, bool dcb_enhance)
|
||||
{
|
||||
BENCHFUN
|
||||
double currentProgress = 0.0;
|
||||
|
||||
if(plistener) {
|
||||
@ -3686,29 +3713,24 @@ void RawImageSource::dcb_demosaic(int iterations, bool dcb_enhance)
|
||||
int hTiles = H / TILESIZE + (H % TILESIZE ? 1 : 0);
|
||||
int numTiles = wTiles * hTiles;
|
||||
int tilesDone = 0;
|
||||
constexpr int cldf = 2; // factor to multiply cache line distance. 1 = 64 bytes, 2 = 128 bytes ...
|
||||
|
||||
#ifdef _OPENMP
|
||||
int nthreads = omp_get_max_threads();
|
||||
float (**image)[4] = (float(**)[4]) calloc( nthreads, sizeof( void*) );
|
||||
float (**image2)[3] = (float(**)[3]) calloc( nthreads, sizeof( void*) );
|
||||
float (**image3)[3] = (float(**)[3]) calloc( nthreads, sizeof( void*) );
|
||||
float (**chroma)[2] = (float (**)[2]) calloc( nthreads, sizeof( void*) );
|
||||
|
||||
for(int i = 0; i < nthreads; i++) {
|
||||
image[i] = (float(*)[4]) calloc( CACHESIZE * CACHESIZE, sizeof **image);
|
||||
image2[i] = (float(*)[3]) calloc( CACHESIZE * CACHESIZE, sizeof **image2);
|
||||
image3[i] = (float(*)[3]) calloc( CACHESIZE * CACHESIZE, sizeof **image3);
|
||||
chroma[i] = (float (*)[2]) calloc( CACHESIZE * CACHESIZE, sizeof **chroma);
|
||||
}
|
||||
|
||||
#else
|
||||
float (*image)[4] = (float(*)[4]) calloc( CACHESIZE * CACHESIZE, sizeof * image);
|
||||
float (*image2)[3] = (float(*)[3]) calloc( CACHESIZE * CACHESIZE, sizeof * image2);
|
||||
float (*image3)[3] = (float(*)[3]) calloc( CACHESIZE * CACHESIZE, sizeof * image3);
|
||||
float (*chroma)[2] = (float (*)[2]) calloc( CACHESIZE * CACHESIZE, sizeof * chroma);
|
||||
#pragma omp parallel
|
||||
#endif
|
||||
{
|
||||
// assign working space
|
||||
char *buffer0 = (char *) malloc(5 * sizeof(float) * CACHESIZE * CACHESIZE + sizeof(uint8_t) * CACHESIZE * CACHESIZE + 3 * cldf * 64 + 63);
|
||||
// aligned to 64 byte boundary
|
||||
char *data = (char*)( ( uintptr_t(buffer0) + uintptr_t(63)) / 64 * 64);
|
||||
|
||||
float (*tile)[3] = (float(*)[3]) data;
|
||||
float (*buffer)[2] = (float(*)[2]) ((char*)tile + sizeof(float) * CACHESIZE * CACHESIZE * 3 + cldf * 64);
|
||||
float (*chrm)[2] = (float(*)[2]) (buffer); // No overlap in usage of buffer and chrm means we can reuse buffer
|
||||
uint8_t *map = (uint8_t*) ((char*)buffer + sizeof(float) * CACHESIZE * CACHESIZE * 2 + cldf * 64);
|
||||
|
||||
#ifdef _OPENMP
|
||||
#pragma omp parallel for
|
||||
#pragma omp for schedule(dynamic) nowait
|
||||
#endif
|
||||
|
||||
for( int iTile = 0; iTile < numTiles; iTile++) {
|
||||
@ -3717,19 +3739,8 @@ void RawImageSource::dcb_demosaic(int iterations, bool dcb_enhance)
|
||||
int x0 = xTile * TILESIZE;
|
||||
int y0 = yTile * TILESIZE;
|
||||
|
||||
#ifdef _OPENMP
|
||||
int tid = omp_get_thread_num();
|
||||
assert(tid < nthreads);
|
||||
float (*tile)[4] = image[tid];
|
||||
float (*buffer)[3] = image2[tid];
|
||||
float (*buffer2)[3] = image3[tid];
|
||||
float (*chrm)[2] = chroma[tid];
|
||||
#else
|
||||
float (*tile)[4] = image;
|
||||
float (*buffer)[3] = image2;
|
||||
float (*buffer2)[3] = image3;
|
||||
float (*chrm)[2] = chroma;
|
||||
#endif
|
||||
memset(tile, 0, CACHESIZE * CACHESIZE * sizeof * tile);
|
||||
memset(map, 0, CACHESIZE * CACHESIZE * sizeof * map);
|
||||
|
||||
fill_raw( tile, x0, y0, rawData );
|
||||
|
||||
@ -3737,7 +3748,44 @@ void RawImageSource::dcb_demosaic(int iterations, bool dcb_enhance)
|
||||
fill_border(tile, 6, x0, y0);
|
||||
}
|
||||
|
||||
copy_to_buffer(buffer, tile);
|
||||
dcb_hid(tile, x0, y0);
|
||||
|
||||
for (int i = iterations; i > 0; i--) {
|
||||
dcb_hid2(tile, x0, y0);
|
||||
dcb_hid2(tile, x0, y0);
|
||||
dcb_hid2(tile, x0, y0);
|
||||
dcb_map(tile, map, x0, y0);
|
||||
dcb_correction(tile, map, x0, y0);
|
||||
}
|
||||
|
||||
dcb_color(tile, x0, y0);
|
||||
dcb_pp(tile, x0, y0);
|
||||
dcb_map(tile, map, x0, y0);
|
||||
dcb_correction2(tile, map, x0, y0);
|
||||
dcb_map(tile, map, x0, y0);
|
||||
dcb_correction(tile, map, x0, y0);
|
||||
dcb_color(tile, x0, y0);
|
||||
dcb_map(tile, map, x0, y0);
|
||||
dcb_correction(tile, map, x0, y0);
|
||||
dcb_map(tile, map, x0, y0);
|
||||
dcb_correction(tile, map, x0, y0);
|
||||
dcb_map(tile, map, x0, y0);
|
||||
restore_from_buffer(tile, buffer);
|
||||
|
||||
if (!dcb_enhance)
|
||||
dcb_color(tile, x0, y0);
|
||||
else
|
||||
{
|
||||
memset(chrm, 0, CACHESIZE * CACHESIZE * sizeof * chrm);
|
||||
dcb_refinement(tile, map, x0, y0);
|
||||
dcb_color_full(tile, x0, y0, chrm);
|
||||
}
|
||||
|
||||
/*
|
||||
dcb_hid(tile, buffer, buffer2, x0, y0);
|
||||
dcb_color(tile, x0, y0);
|
||||
|
||||
copy_to_buffer(buffer, tile);
|
||||
|
||||
for (int i = iterations; i > 0; i--) {
|
||||
@ -3761,13 +3809,13 @@ void RawImageSource::dcb_demosaic(int iterations, bool dcb_enhance)
|
||||
dcb_correction(tile, x0, y0);
|
||||
dcb_map(tile, x0, y0);
|
||||
restore_from_buffer(tile, buffer);
|
||||
dcb_color(tile, x0, y0);
|
||||
dcb_color_full(tile, x0, y0, chrm);
|
||||
|
||||
if (dcb_enhance) {
|
||||
dcb_refinement(tile, x0, y0);
|
||||
dcb_color_full(tile, x0, y0, chrm);
|
||||
}
|
||||
|
||||
*/
|
||||
for(int y = 0; y < TILESIZE && y0 + y < H; y++) {
|
||||
for (int j = 0; j < TILESIZE && x0 + j < W; j++) {
|
||||
red[y0 + y][x0 + j] = tile[(y + TILEBORDER) * CACHESIZE + TILEBORDER + j][0];
|
||||
@ -3792,21 +3840,8 @@ void RawImageSource::dcb_demosaic(int iterations, bool dcb_enhance)
|
||||
#endif
|
||||
tilesDone++;
|
||||
}
|
||||
|
||||
#ifdef _OPENMP
|
||||
|
||||
for(int i = 0; i < nthreads; i++) {
|
||||
free(image[i]);
|
||||
free(image2[i]);
|
||||
free(image3[i]);
|
||||
free(chroma[i]);
|
||||
}
|
||||
|
||||
#endif
|
||||
free(image);
|
||||
free(image2);
|
||||
free(image3);
|
||||
free(chroma);
|
||||
free(buffer0);
|
||||
}
|
||||
|
||||
if(plistener) {
|
||||
plistener->setProgress (1.0);
|
||||
|
@ -236,19 +236,19 @@ protected:
|
||||
void border_interpolate(unsigned int border, float (*image)[4], unsigned int start = 0, unsigned int end = 0);
|
||||
void border_interpolate2(int winw, int winh, int lborders);
|
||||
void dcb_initTileLimits(int &colMin, int &rowMin, int &colMax, int &rowMax, int x0, int y0, int border);
|
||||
void fill_raw( float (*cache )[4], int x0, int y0, float** rawData);
|
||||
void fill_border( float (*cache )[4], int border, int x0, int y0);
|
||||
void copy_to_buffer(float (*image2)[3], float (*image)[4]);
|
||||
void dcb_hid(float (*image)[4], float (*bufferH)[3], float (*bufferV)[3], int x0, int y0);
|
||||
void dcb_color(float (*image)[4], int x0, int y0);
|
||||
void dcb_hid2(float (*image)[4], int x0, int y0);
|
||||
void dcb_map(float (*image)[4], int x0, int y0);
|
||||
void dcb_correction(float (*image)[4], int x0, int y0);
|
||||
void dcb_pp(float (*image)[4], int x0, int y0);
|
||||
void dcb_correction2(float (*image)[4], int x0, int y0);
|
||||
void restore_from_buffer(float (*image)[4], float (*image2)[3]);
|
||||
void dcb_refinement(float (*image)[4], int x0, int y0);
|
||||
void dcb_color_full(float (*image)[4], int x0, int y0, float (*chroma)[2]);
|
||||
void fill_raw( float (*cache )[3], int x0, int y0, float** rawData);
|
||||
void fill_border( float (*cache )[3], int border, int x0, int y0);
|
||||
void copy_to_buffer(float (*image2)[2], float (*image)[3]);
|
||||
void dcb_hid(float (*image)[3], int x0, int y0);
|
||||
void dcb_color(float (*image)[3], int x0, int y0);
|
||||
void dcb_hid2(float (*image)[3], int x0, int y0);
|
||||
void dcb_map(float (*image)[3], uint8_t *map, int x0, int y0);
|
||||
void dcb_correction(float (*image)[3], uint8_t *map, int x0, int y0);
|
||||
void dcb_pp(float (*image)[3], int x0, int y0);
|
||||
void dcb_correction2(float (*image)[3], uint8_t *map, int x0, int y0);
|
||||
void restore_from_buffer(float (*image)[3], float (*image2)[2]);
|
||||
void dcb_refinement(float (*image)[3], uint8_t *map, int x0, int y0);
|
||||
void dcb_color_full(float (*image)[3], int x0, int y0, float (*chroma)[2]);
|
||||
void cielab (const float (*rgb)[3], float* l, float* a, float *b, const int width, const int height, const int labWidth, const float xyz_cam[3][3]);
|
||||
void xtransborder_interpolate (int border);
|
||||
void xtrans_interpolate (const int passes, const bool useCieLab);
|
||||
|
Loading…
x
Reference in New Issue
Block a user