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raw ca correction/avoid colour shift: further bugfixes, #4777

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This commit is contained in:
heckflosse
2018-09-07 16:20:30 +02:00
parent 198989d598
commit c7ab5ff288
1 changed files with 15 additions and 12 deletions
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27
rtengine/CA_correct_RT.cc
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@@ -1214,11 +1214,11 @@ float* RawImageSource::CA_correct_RT(
int col = FC(row, 0) & 1;
int indx = (row * width + col) >> 1;
#ifdef __SSE2__
for(; col < width - 7; col += 8, indx += 4) {
for(; col < width - 7 - (3 * (W & 1)); col += 8, indx += 4) {
STC2VFU(rawData[row][col], LVFU(RawDataTmp[indx]));
}
#endif
for(; col < width - (W & 1); col += 2, indx++) {
for(; col < width - (3 * (W & 1)); col += 2, indx++) {
rawData[row][col] = RawDataTmp[indx];
}
}
@@ -1250,13 +1250,6 @@ float* RawImageSource::CA_correct_RT(
if (avoidColourshift) {
array2D<float> redFactor((W+1)/2, (H+1)/2);
array2D<float> blueFactor((W+1)/2, (H+1)/2);
array2D<float>* nonGreen;
for(int i = 0; i < (H+1)/2; ++i) {
for(int j = 0; j < (W+1)/2; ++j) {
redFactor[i][j] = blueFactor[i][j] = 1.f;
}
}
#pragma omp parallel
{
@@ -1264,7 +1257,7 @@ float* RawImageSource::CA_correct_RT(
for(int i = 0; i < H; ++i) {
int firstCol = FC(i, 0) & 1;
int colour = FC(i, firstCol);
nonGreen = colour == 0 ? &redFactor : &blueFactor;
array2D<float>* nonGreen = colour == 0 ? &redFactor : &blueFactor;
int j = firstCol;
for(; j < W - 1; j += 2) {
(*nonGreen)[i/2][j/2] = rtengine::LIM((rawData[i][j] <= 1.f || (*oldraw)[i][j / 2] <= 1.f) ? 1.f : (*oldraw)[i][j / 2] / rawData[i][j], 0.5f, 2.f);
@@ -1279,11 +1272,21 @@ float* RawImageSource::CA_correct_RT(
if (H % 2) {
int firstCol = FC(H - 1, 0) & 1;
int colour = FC(H - 1, firstCol);
nonGreen = colour == 0 ? &redFactor : &blueFactor;
array2D<float>* nonGreen = colour == 0 ? &redFactor : &blueFactor;
for (int j = 0; j < (W + 1) / 2; ++j) {
(*nonGreen)[(H + 1) / 2 - 1][j] = (*nonGreen)[(H + 1) / 2 - 2][j];
}
}
if (W % 2) {
int ngRow = 1 - (FC(0, 0) & 1);
int ngCol = FC(ngRow, 0) & 1;
int colour = FC(ngRow, ngCol);
array2D<float>* nonGreen = colour == 0 ? &redFactor : &blueFactor;
for (int i = 0; i < (H + 1) / 2; ++i) {
(*nonGreen)[i][(W + 1) / 2 - 1] = redFactor[i][(W + 1) / 2 - 2];
}
}
}
#pragma omp barrier
@@ -1295,7 +1298,7 @@ float* RawImageSource::CA_correct_RT(
for(int i = 0; i < H; ++i) {
int firstCol = FC(i, 0) & 1;
int colour = FC(i, firstCol);
nonGreen = colour == 0 ? &redFactor : &blueFactor;
array2D<float>* nonGreen = colour == 0 ? &redFactor : &blueFactor;
int j = firstCol;
for(; j < W - 1; j += 2) {
rawData[i][j] *= (*nonGreen)[i/2][j/2];