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authorJörg Frings-Fürst <debian@jff.email>2022-02-01 15:26:02 +0100
committerJörg Frings-Fürst <debian@jff.email>2022-02-01 15:26:02 +0100
commit5de81480e84023d91763d89e4523de88df42c194 (patch)
treecb83e4c8216cf0e8bcaa17a6f2cb64cf4d7f469a /backend/genesys/image_pipeline.cpp
parent97e55bdc5cdf59304af739e65f416320bcbcf599 (diff)
parent8e5d399808d2270ae9d56c96560a021e594d18a4 (diff)
Merge branch 'feature/upstream' into develop
Diffstat (limited to 'backend/genesys/image_pipeline.cpp')
-rw-r--r--backend/genesys/image_pipeline.cpp102
1 files changed, 75 insertions, 27 deletions
diff --git a/backend/genesys/image_pipeline.cpp b/backend/genesys/image_pipeline.cpp
index 4161e95..f53680f 100644
--- a/backend/genesys/image_pipeline.cpp
+++ b/backend/genesys/image_pipeline.cpp
@@ -16,27 +16,6 @@
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
-
- As a special exception, the authors of SANE give permission for
- additional uses of the libraries contained in this release of SANE.
-
- The exception is that, if you link a SANE library with other files
- to produce an executable, this does not by itself cause the
- resulting executable to be covered by the GNU General Public
- License. Your use of that executable is in no way restricted on
- account of linking the SANE library code into it.
-
- This exception does not, however, invalidate any other reasons why
- the executable file might be covered by the GNU General Public
- License.
-
- If you submit changes to SANE to the maintainers to be included in
- a subsequent release, you agree by submitting the changes that
- those changes may be distributed with this exception intact.
-
- If you write modifications of your own for SANE, it is your choice
- whether to permit this exception to apply to your modifications.
- If you do not wish that, delete this exception notice.
*/
#define DEBUG_DECLARE_ONLY
@@ -304,8 +283,8 @@ bool ImagePipelineNodeInvert::get_next_row_data(std::uint8_t* out_data)
return got_data;
}
-ImagePipelineNodeMergeMonoLines::ImagePipelineNodeMergeMonoLines(ImagePipelineNode& source,
- ColorOrder color_order) :
+ImagePipelineNodeMergeMonoLinesToColor::ImagePipelineNodeMergeMonoLinesToColor(
+ ImagePipelineNode& source, ColorOrder color_order) :
source_(source),
buffer_(source_.get_row_bytes())
{
@@ -314,7 +293,7 @@ ImagePipelineNodeMergeMonoLines::ImagePipelineNodeMergeMonoLines(ImagePipelineNo
output_format_ = get_output_format(source_.get_format(), color_order);
}
-bool ImagePipelineNodeMergeMonoLines::get_next_row_data(std::uint8_t* out_data)
+bool ImagePipelineNodeMergeMonoLinesToColor::get_next_row_data(std::uint8_t* out_data)
{
bool got_data = true;
@@ -341,8 +320,8 @@ bool ImagePipelineNodeMergeMonoLines::get_next_row_data(std::uint8_t* out_data)
return got_data;
}
-PixelFormat ImagePipelineNodeMergeMonoLines::get_output_format(PixelFormat input_format,
- ColorOrder order)
+PixelFormat ImagePipelineNodeMergeMonoLinesToColor::get_output_format(PixelFormat input_format,
+ ColorOrder order)
{
switch (input_format) {
case PixelFormat::I1: {
@@ -417,6 +396,75 @@ PixelFormat ImagePipelineNodeSplitMonoLines::get_output_format(PixelFormat input
throw SaneException("Unsupported input format %d", static_cast<unsigned>(input_format));
}
+
+ImagePipelineNodeMergeColorToGray::ImagePipelineNodeMergeColorToGray(ImagePipelineNode& source) :
+ source_(source)
+{
+
+ output_format_ = get_output_format(source_.get_format());
+ float red_mult = 0.2125f;
+ float green_mult = 0.7154f;
+ float blue_mult = 0.0721f;
+
+ switch (get_pixel_format_color_order(source_.get_format())) {
+ case ColorOrder::RGB: {
+ ch0_mult_ = red_mult;
+ ch1_mult_ = green_mult;
+ ch2_mult_ = blue_mult;
+ break;
+ }
+ case ColorOrder::BGR: {
+ ch0_mult_ = blue_mult;
+ ch1_mult_ = green_mult;
+ ch2_mult_ = red_mult;
+ break;
+ }
+ case ColorOrder::GBR: {
+ ch0_mult_ = green_mult;
+ ch1_mult_ = blue_mult;
+ ch2_mult_ = red_mult;
+ break;
+ }
+ default:
+ throw SaneException("Unknown color order");
+ }
+ temp_buffer_.resize(source_.get_row_bytes());
+}
+
+bool ImagePipelineNodeMergeColorToGray::get_next_row_data(std::uint8_t* out_data)
+{
+ auto* src_data = temp_buffer_.data();
+
+ bool got_data = source_.get_next_row_data(src_data);
+
+ auto src_format = source_.get_format();
+
+ for (std::size_t x = 0, width = get_width(); x < width; ++x) {
+ std::uint16_t ch0 = get_raw_channel_from_row(src_data, x, 0, src_format);
+ std::uint16_t ch1 = get_raw_channel_from_row(src_data, x, 1, src_format);
+ std::uint16_t ch2 = get_raw_channel_from_row(src_data, x, 2, src_format);
+ float mono = ch0 * ch0_mult_ + ch1 * ch1_mult_ + ch2 * ch2_mult_;
+ set_raw_channel_to_row(out_data, x, 0, static_cast<std::uint16_t>(mono), output_format_);
+ }
+ return got_data;
+}
+
+PixelFormat ImagePipelineNodeMergeColorToGray::get_output_format(PixelFormat input_format)
+{
+ switch (input_format) {
+ case PixelFormat::RGB111:
+ return PixelFormat::I1;
+ case PixelFormat::RGB888:
+ case PixelFormat::BGR888:
+ return PixelFormat::I8;
+ case PixelFormat::RGB161616:
+ case PixelFormat::BGR161616:
+ return PixelFormat::I16;
+ default: break;
+ }
+ throw SaneException("Unsupported format %d", static_cast<unsigned>(input_format));
+}
+
ImagePipelineNodeComponentShiftLines::ImagePipelineNodeComponentShiftLines(
ImagePipelineNode& source, unsigned shift_r, unsigned shift_g, unsigned shift_b) :
source_(source),
@@ -712,7 +760,7 @@ ImagePipelineNodeCalibrate::ImagePipelineNodeCalibrate(ImagePipelineNode& source
const std::vector<std::uint16_t>& bottom,
const std::vector<std::uint16_t>& top,
std::size_t x_start) :
- source_{source}
+ source_(source)
{
std::size_t size = 0;
if (bottom.size() >= x_start && top.size() >= x_start) {