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genesys: Fix host-side calibration when calibration data is shifted

merge-requests/334/head
Povilas Kanapickas 2020-02-10 06:28:36 +02:00
rodzic 7f454b3e0e
commit 294db2a616
4 zmienionych plików z 15 dodań i 8 usunięć
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13
backend/genesys/image_pipeline.cpp
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@ -666,16 +666,21 @@ bool ImagePipelineNodeExtract::get_next_row_data(std::uint8_t* out_data)
ImagePipelineNodeCalibrate::ImagePipelineNodeCalibrate(ImagePipelineNode& source,
const std::vector<std::uint16_t>& bottom,
const std::vector<std::uint16_t>& top) :
const std::vector<std::uint16_t>& top,
std::size_t x_start) :
source_{source}
{
auto size = std::min(bottom.size(), top.size());
std::size_t size = 0;
if (bottom.size() >= x_start && top.size() >= x_start) {
size = std::min(bottom.size() - x_start, top.size() - x_start);
}
offset_.reserve(size);
multiplier_.reserve(size);
for (std::size_t i = 0; i < size; ++i) {
offset_.push_back(bottom[i] / 65535.0f);
multiplier_.push_back(65535.0f / (top[i] - bottom[i]));
offset_.push_back(bottom[i + x_start] / 65535.0f);
multiplier_.push_back(65535.0f / (top[i + x_start] - bottom[i + x_start]));
}
}

2
backend/genesys/image_pipeline.h
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@ -476,7 +476,7 @@ class ImagePipelineNodeCalibrate : public ImagePipelineNode
public:
ImagePipelineNodeCalibrate(ImagePipelineNode& source, const std::vector<std::uint16_t>& bottom,
const std::vector<std::uint16_t>& top);
const std::vector<std::uint16_t>& top, std::size_t x_start);
std::size_t get_width() const override { return source_.get_width(); }
std::size_t get_height() const override { return source_.get_height(); }

4
backend/genesys/low.cpp
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@ -1354,7 +1354,9 @@ void build_image_pipeline(Genesys_Device* dev, const ScanSession& session)
!has_flag(session.params.flags, ScanFlag::DISABLE_SHADING))
{
dev->pipeline.push_node<ImagePipelineNodeCalibrate>(dev->dark_average_data,
dev->white_average_data);
dev->white_average_data,
dev->calib_session.params.startx *
dev->calib_session.params.channels);
if (DBG_LEVEL >= DBG_io2) {
dev->pipeline.push_node<ImagePipelineNodeDebug>("gl_pipeline_" +

4
testsuite/backend/genesys/tests_image_pipeline.cpp
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@ -445,7 +445,7 @@ void test_node_calibrate_8bit()
ImagePipelineStack stack;
stack.push_first_node<ImagePipelineNodeArraySource>(1, 1, PixelFormat::RGB888,
std::move(in_data));
stack.push_node<ImagePipelineNodeCalibrate>(bottom, top);
stack.push_node<ImagePipelineNodeCalibrate>(bottom, top, 0);
ASSERT_EQ(stack.get_output_width(), 1u);
ASSERT_EQ(stack.get_output_height(), 1u);
@ -481,7 +481,7 @@ void test_node_calibrate_16bit()
ImagePipelineStack stack;
stack.push_first_node<ImagePipelineNodeArraySource>(1, 1, PixelFormat::RGB161616,
std::move(in_data));
stack.push_node<ImagePipelineNodeCalibrate>(bottom, top);
stack.push_node<ImagePipelineNodeCalibrate>(bottom, top, 0);
ASSERT_EQ(stack.get_output_width(), 1u);
ASSERT_EQ(stack.get_output_height(), 1u);