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Diffstat (limited to 'preproc/cmd/preprocmulti')
-rw-r--r--preproc/cmd/preprocmulti/main.go6
1 files changed, 3 insertions, 3 deletions
diff --git a/preproc/cmd/preprocmulti/main.go b/preproc/cmd/preprocmulti/main.go
index eea7ab4..947625e 100644
--- a/preproc/cmd/preprocmulti/main.go
+++ b/preproc/cmd/preprocmulti/main.go
@@ -1,7 +1,6 @@
package main
// TODO: come up with a way to set a good ksize automatically
-// TODO: add minimum size variable (default ~30%?) for wipe
import (
"flag"
@@ -26,7 +25,7 @@ func main() {
ksizes := []float64{0.2, 0.3, 0.4, 0.5, 0.6}
flag.Usage = func() {
- fmt.Fprintf(os.Stderr, "Usage: preproc [-bt bintype] [-bw winsize] [-wt wipethresh] [-ws wipesize] inimg outbase\n")
+ fmt.Fprintf(os.Stderr, "Usage: preproc [-bt bintype] [-bw winsize] [-m minperc] [-wt wipethresh] [-ws wipesize] inimg outbase\n")
fmt.Fprintf(os.Stderr, "Binarize and preprocess an image, with multiple binarisation levels,\n")
fmt.Fprintf(os.Stderr, "saving images to outbase_bin{k}.png.\n")
fmt.Fprintf(os.Stderr, "Binarises with these levels for k: %v.\n", ksizes)
@@ -34,6 +33,7 @@ func main() {
}
binwsize := flag.Int("bw", 0, "Window size for sauvola binarization algorithm. Set automatically based on resolution if not set.")
btype := flag.String("bt", "binary", "Type of binarization threshold. binary or zeroinv are currently implemented.")
+ min := flag.Int("m", 30, "Minimum percentage of the image width for the content width calculation to be considered valid.")
wipewsize := flag.Int("ws", 5, "Window size for wiping algorithm.")
thresh := flag.Float64("wt", 0.05, "Threshold for the wiping algorithm to determine the proportion of black pixels below which a window is determined to be the edge.")
flag.Parse()
@@ -80,7 +80,7 @@ func main() {
}
log.Print("Wiping sides")
- clean := preproc.Wipe(threshimg.(*image.Gray), *wipewsize, *thresh)
+ clean := preproc.Wipe(threshimg.(*image.Gray), *wipewsize, *thresh, *min)
savefn := fmt.Sprintf("%s_bin%0.1f.png", flag.Arg(1), k)
log.Printf("Saving %s\n", savefn)