diff options
Diffstat (limited to 'backend/genesys/gl841.cpp')
| -rw-r--r-- | backend/genesys/gl841.cpp | 230 |
1 files changed, 39 insertions, 191 deletions
diff --git a/backend/genesys/gl841.cpp b/backend/genesys/gl841.cpp index 62e0e9d..27a6a36 100644 --- a/backend/genesys/gl841.cpp +++ b/backend/genesys/gl841.cpp @@ -25,27 +25,6 @@ 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 @@ -149,15 +128,6 @@ gl841_init_registers (Genesys_Device * dev) dev->reg.init_reg(0x13, 0x00); // SENSOR_DEF dev->reg.init_reg(0x14, 0x00); // SENSOR_DEF dev->reg.init_reg(0x15, 0x00); // SENSOR_DEF - if (dev->model->model_id == ModelId::CANON_LIDE_80) { - dev->reg.init_reg(0x10, 0x40); - dev->reg.init_reg(0x11, 0x00); - dev->reg.init_reg(0x12, 0x40); - dev->reg.init_reg(0x13, 0x00); - dev->reg.init_reg(0x14, 0x40); - dev->reg.init_reg(0x15, 0x00); - } - dev->reg.init_reg(0x16, 0x00); // SENSOR_DEF, overwritten in scanner_setup_sensor() below dev->reg.init_reg(0x17, 0x00); // SENSOR_DEF, overwritten in scanner_setup_sensor() below dev->reg.init_reg(0x18, 0x00); // SENSOR_DEF, overwritten in scanner_setup_sensor() below @@ -184,36 +154,21 @@ gl841_init_registers (Genesys_Device * dev) dev->reg.init_reg(0x27, 0x00); dev->reg.init_reg(0x29, 0xff); - dev->reg.init_reg(0x2c, 0x00); - dev->reg.init_reg(0x2d, 0x00); - if (dev->model->model_id == ModelId::CANON_LIDE_80) { - dev->reg.init_reg(0x2c, sensor.full_resolution >> 8); - dev->reg.init_reg(0x2d, sensor.full_resolution & 0xff); - } + dev->reg.init_reg(0x2c, 0x02); // DPISET: overwritten during scanner setup + dev->reg.init_reg(0x2d, 0x58); // DPISET: overwritten during scanner setup dev->reg.init_reg(0x2e, 0x80); dev->reg.init_reg(0x2f, 0x80); - dev->reg.init_reg(0x30, 0x00); - dev->reg.init_reg(0x31, 0x00); - dev->reg.init_reg(0x32, 0x00); - dev->reg.init_reg(0x33, 0x00); - dev->reg.init_reg(0x34, 0x00); - dev->reg.init_reg(0x35, 0x00); - dev->reg.init_reg(0x36, 0x00); - dev->reg.init_reg(0x37, 0x00); - dev->reg.init_reg(0x38, 0x4f); - dev->reg.init_reg(0x39, 0xc1); - if (dev->model->model_id == ModelId::CANON_LIDE_80) { - dev->reg.init_reg(0x31, 0x10); - dev->reg.init_reg(0x32, 0x15); - dev->reg.init_reg(0x33, 0x0e); - dev->reg.init_reg(0x34, 0x40); - dev->reg.init_reg(0x35, 0x00); - dev->reg.init_reg(0x36, 0x2a); - dev->reg.init_reg(0x37, 0x30); - dev->reg.init_reg(0x38, 0x2a); - dev->reg.init_reg(0x39, 0xf8); - } + dev->reg.init_reg(0x30, 0x00); // STRPIXEL: overwritten during scanner setup + dev->reg.init_reg(0x31, 0x00); // STRPIXEL: overwritten during scanner setup + dev->reg.init_reg(0x32, 0x00); // ENDPIXEL: overwritten during scanner setup + dev->reg.init_reg(0x33, 0x00); // ENDPIXEL: overwritten during scanner setup + dev->reg.init_reg(0x34, 0x00); // DUMMY: overwritten during scanner setup + dev->reg.init_reg(0x35, 0x00); // MAXWD: overwritten during scanner setup + dev->reg.init_reg(0x36, 0x00); // MAXWD: overwritten during scanner setup + dev->reg.init_reg(0x37, 0x00); // MAXWD: overwritten during scanner setup + dev->reg.init_reg(0x38, 0x4f); // LPERIOD: overwritten during scanner setup + dev->reg.init_reg(0x39, 0xc1); // LPERIOD: overwritten during scanner setup dev->reg.init_reg(0x3d, 0x00); dev->reg.init_reg(0x3e, 0x00); @@ -330,11 +285,6 @@ gl841_init_registers (Genesys_Device * dev) dev->interface->write_0x8c(0x10, 0x94); dev->interface->write_register(0x09, 0x10); - - // FIXME: the following code originally changed 0x6b, but due to bug the 0x6c register was - // effectively changed. The current behavior matches the old code, but should probably be fixed. - dev->reg.find_reg(0x6c).value |= REG_0x6B_GPO18; - dev->reg.find_reg(0x6c).value &= ~REG_0x6B_GPO17; } } @@ -541,7 +491,6 @@ static void gl841_init_motor_regs_feed(Genesys_Device* dev, const Genesys_Sensor { DBG_HELPER_ARGS(dbg, "feed_steps=%d, flags=%x", feed_steps, static_cast<unsigned>(flags)); unsigned step_multiplier = 2; - int use_fast_fed = 0; unsigned int feedl; /*number of scan lines to add in a scan_lines line*/ @@ -572,10 +521,6 @@ static void gl841_init_motor_regs_feed(Genesys_Device* dev, const Genesys_Sensor // BUG: fast table is counted in base_ydpi / 4 feedl = feed_steps - fast_table.table.size() * 2; - use_fast_fed = 1; - if (has_flag(dev->model->flags, ModelFlag::DISABLE_FAST_FEEDING)) { - use_fast_fed = false; - } reg->set8(0x3d, (feedl >> 16) & 0xf); reg->set8(0x3e, (feedl >> 8) & 0xff); @@ -590,10 +535,6 @@ static void gl841_init_motor_regs_feed(Genesys_Device* dev, const Genesys_Sensor reg->find_reg(0x02).value &= ~0x80; /*NOT_HOME OFF*/ reg->find_reg(0x02).value |= REG_0x02_MTRPWR; - - if (use_fast_fed) - reg->find_reg(0x02).value |= 0x08; - else reg->find_reg(0x02).value &= ~0x08; if (has_flag(flags, ScanFlag::AUTO_GO_HOME)) { @@ -640,9 +581,6 @@ static void gl841_init_motor_regs_scan(Genesys_Device* dev, const Genesys_Sensor unsigned step_multiplier = 2; - int use_fast_fed = 0; - unsigned int fast_time; - unsigned int slow_time; unsigned int feedl; unsigned int min_restep = 0x20; @@ -679,54 +617,11 @@ static void gl841_init_motor_regs_scan(Genesys_Device* dev, const Genesys_Sensor fast_table.slice_steps(max_fast_slope_steps_count, step_multiplier); } - /* fast fed special cases handling */ - if (dev->model->gpio_id == GpioId::XP300 - || dev->model->gpio_id == GpioId::DP685) - { - /* quirk: looks like at least this scanner is unable to use - 2-feed mode */ - use_fast_fed = 0; - } - else if (feed_steps < fast_table.table.size() * 2 + - (slow_table.table.size() >> static_cast<unsigned>(motor_profile.step_type))) - { - use_fast_fed = 0; - DBG(DBG_info, "%s: feed too short, slow move forced.\n", __func__); - } else { -/* for deciding whether we should use fast mode we need to check how long we - need for (fast)accelerating, moving, decelerating, (TODO: stopping?) - (slow)accelerating again versus (slow)accelerating and moving. we need - fast and slow tables here. -*/ -/*NOTE: scan_exposure_time is per scan_yres*/ -/*NOTE: fast_exposure is per base_ydpi/4*/ -/*we use full steps as base unit here*/ - fast_time = - (fast_table.table.back() << static_cast<unsigned>(fast_profile->step_type)) / 4 * - (feed_steps - fast_table.table.size()*2 - - (slow_table.table.size() >> static_cast<unsigned>(motor_profile.step_type))) - + fast_table.pixeltime_sum() * 2 + slow_table.pixeltime_sum(); - slow_time = - (scan_exposure_time * scan_yres) / dev->motor.base_ydpi * - (feed_steps - (slow_table.table.size() >> static_cast<unsigned>(motor_profile.step_type))) - + slow_table.pixeltime_sum(); - - use_fast_fed = fast_time < slow_time; - } - - if (has_flag(dev->model->flags, ModelFlag::DISABLE_FAST_FEEDING)) { - use_fast_fed = false; - } - - if (use_fast_fed) { - feedl = feed_steps - fast_table.table.size() * 2 - - (slow_table.table.size() >> static_cast<unsigned>(motor_profile.step_type)); - } else if ((feed_steps << static_cast<unsigned>(motor_profile.step_type)) < slow_table.table.size()) { + if ((feed_steps << static_cast<unsigned>(motor_profile.step_type)) < slow_table.table.size()) { feedl = 0; } else { feedl = (feed_steps << static_cast<unsigned>(motor_profile.step_type)) - slow_table.table.size(); } - DBG(DBG_info, "%s: Decided to use %s mode\n", __func__, use_fast_fed?"fast feed":"slow feed"); reg->set8(0x3d, (feedl >> 16) & 0xf); reg->set8(0x3e, (feedl >> 8) & 0xff); @@ -743,9 +638,6 @@ static void gl841_init_motor_regs_scan(Genesys_Device* dev, const Genesys_Sensor reg->find_reg(0x02).value &= ~REG_0x02_MTRREV; } - if (use_fast_fed) - reg->find_reg(0x02).value |= 0x08; - else reg->find_reg(0x02).value &= ~0x08; if (has_flag(flags, ScanFlag::AUTO_GO_HOME)) @@ -819,8 +711,6 @@ static void gl841_init_optical_regs_scan(Genesys_Device* dev, const Genesys_Sens const ScanSession& session) { DBG_HELPER_ARGS(dbg, "exposure_time=%d", exposure_time); - uint16_t expavg, expr, expb, expg; - dev->cmd_set->set_fe(dev, sensor, AFE_SET); /* gpio part.*/ @@ -876,11 +766,7 @@ static void gl841_init_optical_regs_scan(Genesys_Device* dev, const Genesys_Sens /* AFEMOD should depend on FESET, and we should set these * bits separately */ reg->find_reg(0x04).value &= ~(REG_0x04_FILTER | REG_0x04_AFEMOD); - if (has_flag(session.params.flags, ScanFlag::ENABLE_LEDADD)) { - reg->find_reg(0x04).value |= 0x10; /* no filter */ - } - else if (session.params.channels == 1) - { + if (session.params.channels == 1) { switch (session.params.color_filter) { case ColorFilter::RED: @@ -910,23 +796,6 @@ static void gl841_init_optical_regs_scan(Genesys_Device* dev, const Genesys_Sens /* CIS scanners can do true gray by setting LEDADD */ reg->find_reg(0x87).value &= ~REG_0x87_LEDADD; - if (has_flag(session.params.flags, ScanFlag::ENABLE_LEDADD)) { - reg->find_reg(0x87).value |= REG_0x87_LEDADD; - expr = reg->get16(REG_EXPR); - expg = reg->get16(REG_EXPG); - expb = reg->get16(REG_EXPB); - - /* use minimal exposure for best image quality */ - expavg = expg; - if (expr < expg) - expavg = expr; - if (expb < expavg) - expavg = expb; - - dev->reg.set16(REG_EXPR, expavg); - dev->reg.set16(REG_EXPG, expavg); - dev->reg.set16(REG_EXPB, expavg); - } // enable gamma tables if (should_enable_gamma(session, sensor)) { @@ -946,27 +815,6 @@ static void gl841_init_optical_regs_scan(Genesys_Device* dev, const Genesys_Sens reg->set8(0x34, sensor.dummy_pixel); } -static int -gl841_get_led_exposure(Genesys_Device * dev, const Genesys_Sensor& sensor) -{ - int d,r,g,b,m; - if (!dev->model->is_cis) - return 0; - d = dev->reg.find_reg(0x19).value; - - r = sensor.exposure.red; - g = sensor.exposure.green; - b = sensor.exposure.blue; - - m = r; - if (m < g) - m = g; - if (m < b) - m = b; - - return m + d; -} - /** @brief compute exposure time * Compute exposure time for the device and the given scan resolution */ @@ -975,9 +823,13 @@ static int gl841_exposure_time(Genesys_Device *dev, const Genesys_Sensor& sensor int start, int used_pixels) { -int led_exposure; - - led_exposure=gl841_get_led_exposure(dev, sensor); + int led_exposure = 0; + if (dev->model->is_cis) { + unsigned dummy = dev->reg.find_reg(0x19).value; + unsigned max_sensor_exposure = std::max({sensor.exposure.red, sensor.exposure.green, + sensor.exposure.blue}); + led_exposure = dummy + max_sensor_exposure; + } return sanei_genesys_exposure_time2(dev, profile, slope_dpi, start + used_pixels,/*+tgtime? currently done in sanei_genesys_exposure_time2 with tgtime = 32 pixel*/ led_exposure); @@ -1069,6 +921,9 @@ dummy \ scanned lines dev->total_bytes_read = 0; dev->total_bytes_to_read = session.output_line_bytes_requested * session.params.lines; + if (session.use_host_side_gray) { + dev->total_bytes_to_read /= 3; + } DBG(DBG_info, "%s: total bytes to send = %zu\n", __func__, dev->total_bytes_to_read); } @@ -1106,19 +961,6 @@ ScanSession CommandSetGl841::calculate_scan_session(const Genesys_Device* dev, start += dev->settings.tl_x; start = static_cast<float>((start * dev->settings.xres) / MM_PER_INCH); - // we enable true gray for cis scanners only, and just when doing - // scan since color calibration is OK for this mode - ScanFlag flags = ScanFlag::NONE; - - // true gray (led add for cis scanners) - if (dev->model->is_cis && dev->settings.true_gray && - dev->settings.scan_mode != ScanColorMode::COLOR_SINGLE_PASS && - dev->model->sensor_id != SensorId::CIS_CANON_LIDE_80) - { - // on Lide 80 the LEDADD bit results in only red LED array being lit - flags |= ScanFlag::ENABLE_LEDADD; - } - ScanSession session; session.params.xres = dev->settings.xres; session.params.yres = dev->settings.yres; @@ -1132,7 +974,9 @@ ScanSession CommandSetGl841::calculate_scan_session(const Genesys_Device* dev, session.params.scan_method = dev->settings.scan_method; session.params.scan_mode = dev->settings.scan_mode; session.params.color_filter = dev->settings.color_filter; - session.params.flags = flags; + session.params.contrast_adjustment = dev->settings.contrast; + session.params.brightness_adjustment = dev->settings.brightness; + session.params.flags = ScanFlag::NONE; compute_session(dev, session, sensor); return session; @@ -1613,6 +1457,8 @@ void CommandSetGl841::init_regs_for_shading(Genesys_Device* dev, const Genesys_S session.params.scan_method = dev->settings.scan_method; session.params.scan_mode = ScanColorMode::COLOR_SINGLE_PASS; session.params.color_filter = dev->settings.color_filter; + session.params.contrast_adjustment = dev->settings.contrast; + session.params.brightness_adjustment = dev->settings.brightness; session.params.flags = ScanFlag::DISABLE_SHADING | ScanFlag::DISABLE_GAMMA; compute_session(dev, session, calib_sensor); @@ -1690,6 +1536,8 @@ static void ad_fe_offset_calibration(Genesys_Device* dev, const Genesys_Sensor& session.params.scan_method = dev->settings.scan_method; session.params.scan_mode = ScanColorMode::COLOR_SINGLE_PASS; session.params.color_filter = dev->settings.color_filter; + session.params.contrast_adjustment = dev->settings.contrast; + session.params.brightness_adjustment = dev->settings.brightness; session.params.flags = ScanFlag::DISABLE_SHADING | ScanFlag::DISABLE_GAMMA | ScanFlag::SINGLE_LINE | @@ -1760,14 +1608,10 @@ static void ad_fe_offset_calibration(Genesys_Device* dev, const Genesys_Sensor& turn++; } while ((top-bottom)>1 && turn < 100); - // FIXME: don't overwrite the calibrated values - dev->frontend.set_offset(0, 0); - dev->frontend.set_offset(1, 0); - dev->frontend.set_offset(2, 0); - DBG(DBG_info, "%s: offset=(%d,%d,%d)\n", __func__, - dev->frontend.get_offset(0), - dev->frontend.get_offset(1), - dev->frontend.get_offset(2)); + DBG(DBG_info, "%s: offset=(%d,%d,%d)\n", __func__, + dev->frontend.get_offset(0), + dev->frontend.get_offset(1), + dev->frontend.get_offset(2)); } /* this function does the offset calibration by scanning one line of the calibration @@ -1811,6 +1655,8 @@ void CommandSetGl841::offset_calibration(Genesys_Device* dev, const Genesys_Sens session.params.scan_method = dev->settings.scan_method; session.params.scan_mode = ScanColorMode::COLOR_SINGLE_PASS; session.params.color_filter = dev->settings.color_filter; + session.params.contrast_adjustment = dev->settings.contrast; + session.params.brightness_adjustment = dev->settings.brightness; session.params.flags = ScanFlag::DISABLE_SHADING | ScanFlag::DISABLE_GAMMA | ScanFlag::SINGLE_LINE | @@ -2160,6 +2006,8 @@ void CommandSetGl841::init_regs_for_warmup(Genesys_Device* dev, const Genesys_Se session.params.scan_method = dev->settings.scan_method; session.params.scan_mode = ScanColorMode::COLOR_SINGLE_PASS; session.params.color_filter = dev->settings.color_filter; + session.params.contrast_adjustment = 0; + session.params.brightness_adjustment = 0; session.params.flags = flags; compute_session(dev, session, sensor); |