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authorJörg Frings-Fürst <debian@jff-webhosting.net>2021-02-16 18:25:42 +0100
committerJörg Frings-Fürst <debian@jff-webhosting.net>2021-02-16 18:25:42 +0100
commit64ddd1a4dfcefd11f662f5cf4bb05b590d901a97 (patch)
tree4303648095deff998ae20c2393b56db527742ac9 /include/sane/sanei_ir.h
parent5793a221e112fa49073de0137d6bfa750a61b0a1 (diff)
parentecaaf250cb33ff61f37a7b441f2337584a655350 (diff)
Merge branch 'feature/upstream' into develop
Diffstat (limited to 'include/sane/sanei_ir.h')
-rw-r--r--include/sane/sanei_ir.h14
1 files changed, 7 insertions, 7 deletions
diff --git a/include/sane/sanei_ir.h b/include/sane/sanei_ir.h
index bbfd6d5..da70f40 100644
--- a/include/sane/sanei_ir.h
+++ b/include/sane/sanei_ir.h
@@ -12,7 +12,7 @@
* - 2) find the dirt
* - 3) replace the dirt
*
- * - 1) is mainly adressed by sanei_ir_spectral_clean
+ * - 1) is mainly addressed by sanei_ir_spectral_clean
* - 2) by sanei_ir_filter_madmean
* - 3) by sanei_ir_dilate_mean
*/
@@ -185,7 +185,7 @@ sanei_ir_to_8bit (SANE_Parameters * params, const SANE_Uint *in_img,
* @brief Allocate and initialize logarithmic lookup table
*
* @param[in] len length of table, usually 1 << depth
- * @param[out] lut_ln adress of pointer to allocated table
+ * @param[out] lut_ln address of pointer to allocated table
*
* @return
* - SANE_STATUS_GOOD - success
@@ -208,9 +208,9 @@ SANE_Status sanei_ir_ln_table (int len, double **lut_ln);
* - SANE_STATUS_GOOD - success
* - SANE_STATUS_NO_MEM - if out of memory
*
- * This routine is based on the observation that the relation beween the infrared value
+ * This routine is based on the observation that the relation between the infrared value
* ired and the red value red of an image point can be described by ired = b + a * ln (red).
- * First points are randomly sampled to calculate the linear regression coefficent a.
+ * First points are randomly sampled to calculate the linear regression coefficient a.
* Then ired' = ired - a * ln (red) is calculated for each pixel. Finally, the ir' image
* is scaled between 0 and maximal value. For the logarithms a lookup table is used.
* Negative films show very little spectral overlap but positive film usually has to be
@@ -255,8 +255,8 @@ sanei_ir_filter_mean (const SANE_Parameters * params,
* @param[in] in_img pointer to grey scale image
* @param[out] out_img address of pointer to newly allocated binary image
* @param[in] win_size Size of filtering window
- * @param[in] a_val Parameter, below is definetly clean
- * @param[in] b_val Parameter, above is definetly noisy
+ * @param[in] a_val Parameter, below is definitely clean
+ * @param[in] b_val Parameter, above is definitely noisy
*
* @return
* - SANE_STATUS_GOOD - success
@@ -267,7 +267,7 @@ sanei_ir_filter_mean (const SANE_Parameters * params,
* The dirty pixels which we wish to remove are always darker than the real signal. But
* at high resolutions the scanner may generate some noise and the ired cleaning step can
* reverse things. So a maximum filter will not do.
- * The second median is replaced by a mean filter to reduce computation time. Inspite of
+ * The second median is replaced by a mean filter to reduce computation time. In spite of
* these changes Crnojevic's recommendations for the choice of the parameters "a" and "b"
* are still valid when scaled to the color depth.
*