diff options
Diffstat (limited to 'backend/genesys/low.cpp')
| -rw-r--r-- | backend/genesys/low.cpp | 59 |
1 files changed, 32 insertions, 27 deletions
diff --git a/backend/genesys/low.cpp b/backend/genesys/low.cpp index ddd2c88..a6da2c1 100644 --- a/backend/genesys/low.cpp +++ b/backend/genesys/low.cpp @@ -17,27 +17,6 @@ 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 @@ -442,7 +421,11 @@ Image read_unshuffled_image_from_scanner(Genesys_Device* dev, const ScanSession& } if (dev->model->is_cis && session.params.channels == 3) { - pipeline.push_node<ImagePipelineNodeMergeMonoLines>(dev->model->line_mode_color_order); + pipeline.push_node<ImagePipelineNodeMergeMonoLinesToColor>(dev->model->line_mode_color_order); + } + + if (session.use_host_side_gray) { + pipeline.push_node<ImagePipelineNodeMergeColorToGray>(); } if (pipeline.get_output_format() == PixelFormat::BGR888) { @@ -540,7 +523,7 @@ Image read_shuffled_image_from_scanner(Genesys_Device* dev, const ScanSession& s } if (dev->model->is_cis && session.params.channels == 3) { - pipeline.push_node<ImagePipelineNodeMergeMonoLines>(dev->model->line_mode_color_order); + pipeline.push_node<ImagePipelineNodeMergeMonoLinesToColor>(dev->model->line_mode_color_order); } if (pipeline.get_output_format() == PixelFormat::BGR888) { @@ -638,11 +621,16 @@ bool should_enable_gamma(const ScanSession& session, const Genesys_Sensor& senso if ((session.params.flags & ScanFlag::DISABLE_GAMMA) != ScanFlag::NONE) { return false; } - if (sensor.gamma[0] == 1.0f || sensor.gamma[1] == 1.0f || sensor.gamma[2] == 1.0f) { + if (session.params.depth == 16) { return false; } - if (session.params.depth == 16) + if (session.params.brightness_adjustment != 0 || session.params.contrast_adjustment != 0) { + return true; + } + + if (sensor.gamma[0] == 1.0f || sensor.gamma[1] == 1.0f || sensor.gamma[2] == 1.0f) { return false; + } return true; } @@ -949,6 +937,14 @@ void compute_session(const Genesys_Device* dev, ScanSession& s, const Genesys_Se s.output_startx = static_cast<unsigned>( static_cast<int>(s.params.startx) + sensor.output_pixel_offset); + if (has_flag(dev->model->flags, ModelFlag::HOST_SIDE_GRAY) && s.params.channels == 1 && + s.params.color_filter == ColorFilter::NONE) + { + s.use_host_side_gray = true; + s.params.channels = 3; + s.params.scan_mode = ScanColorMode::COLOR_SINGLE_PASS; + } + s.stagger_x = sensor.stagger_x; s.stagger_y = sensor.stagger_y; @@ -1114,7 +1110,8 @@ void compute_session(const Genesys_Device* dev, ScanSession& s, const Genesys_Se dev->model->asic_type == AsicType::GL845 || dev->model->asic_type == AsicType::GL846) { - s.enable_ledadd = (s.params.channels == 1 && dev->model->is_cis && dev->settings.true_gray); + s.enable_ledadd = (s.params.channels == 1 && dev->model->is_cis && + s.params.color_filter == ColorFilter::NONE); } s.use_host_side_calib = sensor.use_host_side_calib; @@ -1212,7 +1209,7 @@ ImagePipelineStack build_image_pipeline(const Genesys_Device& dev, const ScanSes } if (dev.model->is_cis && session.params.channels == 3) { - pipeline.push_node<ImagePipelineNodeMergeMonoLines>(dev.model->line_mode_color_order); + pipeline.push_node<ImagePipelineNodeMergeMonoLinesToColor>(dev.model->line_mode_color_order); if (log_image_data) { pipeline.push_node<ImagePipelineNodeDebug>(debug_prefix + "_4_after_merge_mono.tiff"); @@ -1274,6 +1271,14 @@ ImagePipelineStack build_image_pipeline(const Genesys_Device& dev, const ScanSes } } + if (session.use_host_side_gray) { + pipeline.push_node<ImagePipelineNodeMergeColorToGray>(); + + if (log_image_data) { + pipeline.push_node<ImagePipelineNodeDebug>(debug_prefix + "_10_after_nogray.tiff"); + } + } + if (pipeline.get_output_width() != session.params.get_requested_pixels()) { pipeline.push_node<ImagePipelineNodeScaleRows>(session.params.get_requested_pixels()); } |