summaryrefslogtreecommitdiff
path: root/backend/genesys_gl124.c
diff options
context:
space:
mode:
Diffstat (limited to 'backend/genesys_gl124.c')
-rw-r--r--backend/genesys_gl124.c311
1 files changed, 112 insertions, 199 deletions
diff --git a/backend/genesys_gl124.c b/backend/genesys_gl124.c
index 9e2fb8a..86aa4ee 100644
--- a/backend/genesys_gl124.c
+++ b/backend/genesys_gl124.c
@@ -301,123 +301,6 @@ static Sensor_Profile *get_sensor_profile(int sensor_type, int dpi, int half_ccd
return &(sensors[idx]);
}
-/** @brief motor profile
- * search for the database of motor profiles and get the best one. Each
- * profile is at full step and at a reference exposure. Use LiDE 110 table
- * by default.
- * @param motor_type motor id
- * @param exposure exposure time
- * @return a pointer to a Motor_Profile struct
- */
-static Motor_Profile *get_motor_profile(int motor_type, int exposure)
-{
- unsigned int i;
- int idx;
-
- i=0;
- idx=-1;
- while(i<sizeof(motors)/sizeof(Motor_Profile))
- {
- /* exact match */
- if(motors[i].motor_type==motor_type && motors[i].exposure==exposure)
- {
- return &(motors[i]);
- }
-
- /* closest match */
- if(motors[i].motor_type==motor_type)
- {
- if(idx<0)
- {
- idx=i;
- }
- else
- {
- if(motors[i].exposure>=exposure
- && motors[i].exposure<motors[idx].exposure)
- {
- idx=i;
- }
- }
- }
- i++;
- }
-
- /* default fallback */
- if(idx<0)
- {
- DBG (DBG_warn,"%s: using default motor profile\n",__FUNCTION__);
- idx=0;
- }
-
- return &(motors[idx]);
-}
-
-/** @brief generate slope table
- * Generate the slope table to use for the scan using a reference slope
- * table.
- * @param slope pointer to the slope table to fill
- * @param steps pointer to return used step number
- * @param dpi desired motor resolution
- * @param exposure exposure used
- * @param base_dpi base resolution of the motor
- * @param step_type step type used for scan
- * @param factor shrink factor for the slope
- * @param motor_type motor id
- */
-static int gl124_slope_table(uint16_t *slope,
- int *steps,
- int dpi,
- int exposure,
- int base_dpi,
- int step_type,
- int factor,
- int motor_type)
-{
-int sum, i;
-uint16_t target,current;
-Motor_Profile *profile;
-
- /* required speed */
- target=((exposure * dpi) / base_dpi)>>step_type;
-
- /* fill result with target speed */
- for(i=0;i<SLOPE_TABLE_SIZE;i++)
- slope[i]=target;
-
- profile=get_motor_profile(motor_type,exposure);
-
- /* use profile to build table */
- i=0;
- sum=0;
-
- /* first step is used unmodified */
- current=profile->table[0];
-
- /* loop on profile copying and apply step type */
- while(i<SLOPE_TABLE_SIZE && current>=target)
- {
- slope[i]=current;
- sum+=slope[i];
- i++;
- current=profile->table[i*factor]>>step_type;
- }
- if(i<3 && DBG_LEVEL >= DBG_warn)
- {
- DBG (DBG_warn,"%s: short slope table, failed to reach %d\n",__FUNCTION__,target);
- }
-
- /* ensure minimal slope size */
- while(i<8)
- {
- sum+=slope[i];
- i++;
- }
-
- /* return used steps and acceleration sum */
- *steps=i;
- return sum;
-}
/* returns the max register bulk size */
static int
@@ -732,7 +615,7 @@ gl124_init_registers (Genesys_Device * dev)
* @param slope_table pointer to 16 bit values array of the slope table
* @param steps number of elemnts in the slope table
*/
-static SANE_Status
+GENESYS_STATIC SANE_Status
gl124_send_slope_table (Genesys_Device * dev, int table_nr,
uint16_t * slope_table, int steps)
{
@@ -922,24 +805,6 @@ static int gl124_compute_exposure(Genesys_Device *dev, int xres, int half_ccd)
return sensor->exposure;
}
-/**@brief compute motor step type to use
- * compute the step type (full, half, quarter, ...) to use based
- * on target resolution
- * @param dev device description
- * @param exposure sensor exposure
- * @return 0 for full step
- * 1 for half step
- * 2 for quarter step
- * 3 for eighth step
- */
-static int gl124_compute_step_type(Genesys_Device *dev, int exposure)
-{
-Motor_Profile *profile;
-
- profile=get_motor_profile(dev->model->motor_type,exposure);
- return profile->step_type;
-}
-
static SANE_Status
gl124_init_motor_regs_scan (Genesys_Device * dev,
@@ -1033,14 +898,15 @@ gl124_init_motor_regs_scan (Genesys_Device * dev,
sanei_genesys_set_double(reg,REG_SCANFED,4);
/* scan and backtracking slope table */
- gl124_slope_table(scan_table,
- &scan_steps,
- yres,
- scan_exposure_time,
- dev->motor.base_ydpi,
- scan_step_type,
- factor,
- dev->model->motor_type);
+ sanei_genesys_slope_table(scan_table,
+ &scan_steps,
+ yres,
+ scan_exposure_time,
+ dev->motor.base_ydpi,
+ scan_step_type,
+ factor,
+ dev->model->motor_type,
+ motors);
RIE(gl124_send_slope_table (dev, SCAN_TABLE, scan_table, scan_steps));
RIE(gl124_send_slope_table (dev, BACKTRACK_TABLE, scan_table, scan_steps));
@@ -1049,18 +915,22 @@ gl124_init_motor_regs_scan (Genesys_Device * dev,
/* fast table */
fast_dpi=yres;
+
+ /*
if (scan_mode != SCAN_MODE_COLOR)
{
fast_dpi*=3;
}
- gl124_slope_table(fast_table,
- &fast_steps,
- fast_dpi,
- scan_exposure_time,
- dev->motor.base_ydpi,
- scan_step_type,
- factor,
- dev->model->motor_type);
+ */
+ sanei_genesys_slope_table(fast_table,
+ &fast_steps,
+ fast_dpi,
+ scan_exposure_time,
+ dev->motor.base_ydpi,
+ scan_step_type,
+ factor,
+ dev->model->motor_type,
+ motors);
RIE(gl124_send_slope_table (dev, STOP_TABLE, fast_table, fast_steps));
RIE(gl124_send_slope_table (dev, FAST_TABLE, fast_table, fast_steps));
@@ -1505,10 +1375,8 @@ gl124_init_optical_regs_scan (Genesys_Device * dev,
*
* this function sets up the scanner to scan in normal or single line mode
*/
-#ifndef UNIT_TESTING
-static
-#endif
- SANE_Status
+GENESYS_STATIC
+SANE_Status
gl124_init_scan_regs (Genesys_Device * dev,
Genesys_Register_Set * reg,
float xres, /*dpi */
@@ -1519,6 +1387,8 @@ gl124_init_scan_regs (Genesys_Device * dev,
float lines,
unsigned int depth,
unsigned int channels,
+ __sane_unused__ int scan_method,
+ int scan_mode,
int color_filter,
unsigned int flags)
{
@@ -1619,7 +1489,7 @@ gl124_init_scan_regs (Genesys_Device * dev,
else
{
exposure_time = gl124_compute_exposure (dev, used_res, half_ccd);
- scan_step_type = gl124_compute_step_type(dev, exposure_time);
+ scan_step_type = sanei_genesys_compute_step_type(motors, dev->model->motor_type, exposure_time);
}
DBG (DBG_info, "gl124_init_scan_regs : exposure_time=%d pixels\n", exposure_time);
@@ -1628,8 +1498,7 @@ gl124_init_scan_regs (Genesys_Device * dev,
/*** optical parameters ***/
/* in case of dynamic lineart, we use an internal 8 bit gray scan
* to generate 1 lineart data */
- if ((flags & SCAN_FLAG_DYNAMIC_LINEART)
- && (dev->settings.scan_mode == SCAN_MODE_LINEART))
+ if ((flags & SCAN_FLAG_DYNAMIC_LINEART) && (scan_mode == SCAN_MODE_LINEART))
{
depth = 8;
}
@@ -1693,7 +1562,7 @@ gl124_init_scan_regs (Genesys_Device * dev,
dev->model->is_cis ? lincnt * channels : lincnt,
dummy,
move,
- dev->settings.scan_mode,
+ scan_mode,
mflags);
if (status != SANE_STATUS_GOOD)
return status;
@@ -2188,7 +2057,6 @@ gl124_slow_back_home (Genesys_Device * dev, SANE_Bool wait_until_home)
uint8_t val;
float resolution;
int loop = 0;
- int scan_mode;
DBG (DBG_proc, "gl124_slow_back_home (wait_until_home = %d)\n",
wait_until_home);
@@ -2243,24 +2111,30 @@ gl124_slow_back_home (Genesys_Device * dev, SANE_Bool wait_until_home)
memcpy (local_reg, dev->reg, GENESYS_GL124_MAX_REGS * sizeof (Genesys_Register_Set));
resolution=sanei_genesys_get_lowest_dpi(dev);
- /* TODO add scan_mode to the API */
- scan_mode= dev->settings.scan_mode;
- dev->settings.scan_mode=SCAN_MODE_GRAY;
- gl124_init_scan_regs (dev,
- local_reg,
- resolution,
- resolution,
- 100,
- 30000,
- 100,
- 100,
- 8,
- 1,
- 0,
- SCAN_FLAG_DISABLE_SHADING |
- SCAN_FLAG_DISABLE_GAMMA |
- SCAN_FLAG_IGNORE_LINE_DISTANCE);
- dev->settings.scan_mode=scan_mode;
+ status = gl124_init_scan_regs (dev,
+ local_reg,
+ resolution,
+ resolution,
+ 100,
+ 30000,
+ 100,
+ 100,
+ 8,
+ 1,
+ dev->settings.scan_method,
+ SCAN_MODE_GRAY,
+ 0,
+ SCAN_FLAG_DISABLE_SHADING |
+ SCAN_FLAG_DISABLE_GAMMA |
+ SCAN_FLAG_IGNORE_LINE_DISTANCE);
+ if (status != SANE_STATUS_GOOD)
+ {
+ DBG (DBG_error,
+ "gl124_slow_back_home: failed to set up registers: %s\n",
+ sane_strstatus (status));
+ DBGCOMPLETED;
+ return status;
+ }
/* clear scan and feed count */
RIE (sanei_genesys_write_register (dev, REG0D, REG0D_CLRLNCNT | REG0D_CLRMCNT));
@@ -2348,22 +2222,32 @@ gl124_feed (Genesys_Device * dev, unsigned int steps)
memcpy (local_reg, dev->reg, GENESYS_GL124_MAX_REGS * sizeof (Genesys_Register_Set));
resolution=sanei_genesys_get_lowest_ydpi(dev);
- gl124_init_scan_regs (dev,
- local_reg,
- resolution,
- resolution,
- 0,
- steps,
- 100,
- 3,
- 8,
- 3,
- dev->settings.color_filter,
- SCAN_FLAG_DISABLE_SHADING |
- SCAN_FLAG_DISABLE_GAMMA |
- SCAN_FLAG_FEEDING |
- SCAN_FLAG_DISABLE_BUFFER_FULL_MOVE |
- SCAN_FLAG_IGNORE_LINE_DISTANCE);
+ status = gl124_init_scan_regs (dev,
+ local_reg,
+ resolution,
+ resolution,
+ 0,
+ steps,
+ 100,
+ 3,
+ 8,
+ 3,
+ dev->settings.scan_method,
+ SCAN_MODE_COLOR,
+ dev->settings.color_filter,
+ SCAN_FLAG_DISABLE_SHADING |
+ SCAN_FLAG_DISABLE_GAMMA |
+ SCAN_FLAG_FEEDING |
+ SCAN_FLAG_DISABLE_BUFFER_FULL_MOVE |
+ SCAN_FLAG_IGNORE_LINE_DISTANCE);
+ if (status != SANE_STATUS_GOOD)
+ {
+ DBG (DBG_error,
+ "gl124_feed: failed to set up registers: %s\n",
+ sane_strstatus (status));
+ DBGCOMPLETED;
+ return status;
+ }
/* set exposure to zero */
sanei_genesys_set_triple(local_reg,REG_EXPR,0);
@@ -2422,7 +2306,7 @@ gl124_search_start_position (Genesys_Device * dev)
int pixels = 600;
int dpi = 300;
- DBG (DBG_proc, "gl124_search_start_position\n");
+ DBGSTART;
memcpy (local_reg, dev->reg,
GENESYS_GL124_MAX_REGS * sizeof (Genesys_Register_Set));
@@ -2430,8 +2314,19 @@ gl124_search_start_position (Genesys_Device * dev)
/* sets for a 200 lines * 600 pixels */
/* normal scan with no shading */
- status = gl124_init_scan_regs (dev, local_reg, dpi, dpi, 0, 0, /*we should give a small offset here~60 steps */
- 600, dev->model->search_lines, 8, 1, 1, /*green */
+ status = gl124_init_scan_regs (dev,
+ local_reg,
+ dpi,
+ dpi,
+ 0,
+ 0, /*we should give a small offset here~60 steps */
+ 600,
+ dev->model->search_lines,
+ 8,
+ 1,
+ dev->settings.scan_method,
+ SCAN_MODE_GRAY,
+ 1, /*green */
SCAN_FLAG_DISABLE_SHADING |
SCAN_FLAG_DISABLE_GAMMA |
SCAN_FLAG_IGNORE_LINE_DISTANCE |
@@ -2521,6 +2416,7 @@ gl124_search_start_position (Genesys_Device * dev)
}
free (data);
+ DBGCOMPLETED;
return SANE_STATUS_GOOD;
}
@@ -2553,6 +2449,8 @@ gl124_init_regs_for_coarse_calibration (Genesys_Device * dev)
20,
16,
channels,
+ dev->settings.scan_method,
+ dev->settings.scan_mode,
dev->settings.color_filter,
SCAN_FLAG_DISABLE_SHADING |
SCAN_FLAG_DISABLE_GAMMA |
@@ -2637,6 +2535,8 @@ gl124_init_regs_for_shading (Genesys_Device * dev)
dev->calib_lines,
16,
dev->calib_channels,
+ dev->settings.scan_method,
+ SCAN_MODE_COLOR,
0,
SCAN_FLAG_DISABLE_SHADING |
SCAN_FLAG_DISABLE_GAMMA |
@@ -2791,6 +2691,8 @@ gl124_init_regs_for_scan (Genesys_Device * dev)
dev->settings.lines,
depth,
channels,
+ dev->settings.scan_method,
+ dev->settings.scan_mode,
dev->settings.color_filter,
flags);
@@ -2964,6 +2866,8 @@ move_to_calibration_area (Genesys_Device * dev)
1,
8,
3,
+ dev->settings.scan_method,
+ SCAN_MODE_COLOR,
dev->settings.color_filter,
SCAN_FLAG_DISABLE_SHADING |
SCAN_FLAG_DISABLE_GAMMA |
@@ -3062,6 +2966,8 @@ gl124_led_calibration (Genesys_Device * dev)
1,
depth,
channels,
+ dev->settings.scan_method,
+ SCAN_MODE_COLOR,
dev->settings.color_filter,
SCAN_FLAG_DISABLE_SHADING |
SCAN_FLAG_DISABLE_GAMMA |
@@ -3250,6 +3156,8 @@ gl124_offset_calibration (Genesys_Device * dev)
lines,
bpp,
channels,
+ dev->settings.scan_method,
+ SCAN_MODE_COLOR,
dev->settings.color_filter,
SCAN_FLAG_DISABLE_SHADING |
SCAN_FLAG_DISABLE_GAMMA |
@@ -3429,6 +3337,8 @@ gl124_coarse_gain_calibration (Genesys_Device * dev, int dpi)
lines,
bpp,
channels,
+ dev->settings.scan_method,
+ SCAN_MODE_COLOR,
dev->settings.color_filter,
SCAN_FLAG_DISABLE_SHADING |
SCAN_FLAG_DISABLE_GAMMA |
@@ -3558,6 +3468,8 @@ gl124_init_regs_for_warmup (Genesys_Device * dev,
1,
8,
*channels,
+ dev->settings.scan_method,
+ SCAN_MODE_COLOR,
dev->settings.color_filter,
SCAN_FLAG_DISABLE_SHADING |
SCAN_FLAG_DISABLE_GAMMA |
@@ -3878,7 +3790,8 @@ static Genesys_Command_Set gl124_cmd_set = {
NULL,
gl124_send_shading_data,
gl124_calculate_current_setup,
- gl124_boot
+ gl124_boot,
+ gl124_init_scan_regs
};
SANE_Status
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-31 04:37:04 +0000