unsubtitle [1004644]

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JavaX fragment (include)

static Pair<BWImage, S> unsubtitle(BWImage img) {
  int h = img.getHeight(), y1 = h-12;
  if (y1 < 0) null;
  int w = img.getWidth();
  int x1 = w, x2 = 0;
  for (int x = 0; x < w; x++)
    if (img.getPixel(x, y1) < 0.5) {
      x1 = min(x1, x);
      x2 = max(x2, x+1);
      if (img.getPixel(x, h-1) >= 0.5) null;
    } else
      if (img.getPixel(x, h-1) < 0.5) null;
      
  if (x1 > x2) null;
  BWImage sub = img.clip(x1-1, y1, x2-x1+2, h-y1);
  //showBWImage(sub);
  S text = imageToUtf(sub);
  ret pair(img.clip(0, 0, w, y1), text);
}

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Snippet ID:

#1004644

Snippet name:

unsubtitle

Eternal ID of this version:

#1004644/1

Text MD5:

b6e5f3f8b97d58cf4ac07ebc2f452b7a

Author:

stefan

Category:

javax / images

Type:

JavaX fragment (include)

Public (visible to everyone):

Yes

Archived (hidden from active list):

Created/modified:

2016-08-24 19:50:53

Source code size:

560 bytes / 19 lines

Pitched / IR pitched:

No / No

Views / Downloads:

557 / 570

Referenced in:

[show references]

1	static Pair<BWImage, S> unsubtitle(BWImage img) {
2	int h = img.getHeight(), y1 = h-12;
3	if (y1 < 0) null;
4	int w = img.getWidth();
5	int x1 = w, x2 = 0;
6	for (int x = 0; x < w; x++)
7	if (img.getPixel(x, y1) < 0.5) {
8	x1 = min(x1, x);
9	x2 = max(x2, x+1);
10	if (img.getPixel(x, h-1) >= 0.5) null;
11	} else
12	if (img.getPixel(x, h-1) < 0.5) null;
13
14	if (x1 > x2) null;
15	BWImage sub = img.clip(x1-1, y1, x2-x1+2, h-y1);
16	//showBWImage(sub);
17	S text = imageToUtf(sub);
18	ret pair(img.clip(0, 0, w, y1), text);
19	}