diff options
| author | Nick White <git@njw.name> | 2020-03-03 18:18:36 +0000 |
|---|---|---|
| committer | Nick White <git@njw.name> | 2020-03-03 18:18:36 +0000 |
| commit | 60071c2ea95e284f6c765528e81b930fe3fb4b92 (patch) | |
| tree | ddd043afb8a97d94acee342a0f5e95dbee156cf3 /cmd | |
| parent | 83f6144cfe0e91df991e107e66b73d9e037ea969 (diff) | |
Add experimental vertical wiping feature to wiper
Diffstat (limited to 'cmd')
| -rw-r--r-- | cmd/wipe/main.go | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/cmd/wipe/main.go b/cmd/wipe/main.go index d4c95ac..beeced2 100644 --- a/cmd/wipe/main.go +++ b/cmd/wipe/main.go @@ -19,13 +19,16 @@ import ( func main() { flag.Usage = func() { - fmt.Fprintf(os.Stderr, "Usage: wipe [-m minperc] [-t thresh] [-w winsize] inimg outimg\n") + fmt.Fprintf(os.Stderr, "Usage: wipe inimg outimg\n") fmt.Fprintf(os.Stderr, "Wipes the sections of an image which are outside the content area.\n") flag.PrintDefaults() } - min := flag.Int("m", 30, "Minimum percentage of the image width for the content width calculation to be considered valid.") - thresh := flag.Float64("t", 0.05, "Threshold for the proportion of black pixels below which a window is determined to be the edge. Higher means more aggressive wiping.") - wsize := flag.Int("w", 5, "Window size for mask finding algorithm.") + min := flag.Int("hm", 30, "Minimum percentage of the image width for the content width calculation to be considered valid.") + thresh := flag.Float64("ht", 0.05, "Threshold for the proportion of black pixels below which a window is determined to be the edge. Higher means more aggressive wiping.") + wsize := flag.Int("hw", 5, "Window size for mask finding algorithm.") + vmin := flag.Int("vm", 30, "Minimum percentage of the image height for the content width calculation to be considered valid.") + vthresh := flag.Float64("vt", 0.005, "Threshold for the proportion of black pixels below which a vertical wipe window is determined to be the edge. Higher means more aggressive wiping.") + vwsize := flag.Int("vw", 120, "Window size for vertical mask finding algorithm. Should be set to approximately line height + largest expected gap.") flag.Parse() if flag.NArg() < 2 { flag.Usage() @@ -45,7 +48,8 @@ func main() { gray := image.NewGray(image.Rect(0, 0, b.Dx(), b.Dy())) draw.Draw(gray, b, img, b.Min, draw.Src) - clean := preproc.Wipe(gray, *wsize, *thresh, *min) + sidesdone := preproc.Wipe(gray, *wsize, *thresh, *min) + clean := preproc.VWipe(sidesdone, *vwsize, *vthresh, *vmin) f, err = os.Create(flag.Arg(1)) if err != nil { |