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< > BotCompany Repo | #1005852 // Learn to read [dev.]

JavaX source code [tags: use-pretranspiled] - run with: x30.jar

Libraryless. Click here for Pure Java version (4402L/29K/99K).

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!752
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please include function img_upperWidthToLowerWidth.
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please include function img_averageWidthDividedByHeight.
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please include function img_centralPixelSet.
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please include function img_leftishness.
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sS font = "#1004569";
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static float size = 40f;
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static BWImage render(S text) {
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  ret autoCroppedBWImage(renderText(font, size, text));
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}
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p {
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  BWImage zero = autoCroppedBWImage(renderText(font, size, "0"));
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  BWImage one = autoCroppedBWImage(renderText(font, size, "1"));
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  showBWImage(zero);
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  showBWImage(one);
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  Map<S, L<Range>> ranges = new TreeMap;
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  for (size = 10f; size <= 60f; size++)
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    analyze(ll(render("0"), render("1")), ranges, "upperWidthToLowerWidth averageWidthDividedByHeight centralPixelSet leftishness");
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  //printStruct(ranges);
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  for (S key : keys(ranges)) {
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    L<Range> l = ranges.get(key);
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    if (rangesOverlap(l))
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      print("bad: " + key);
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    else
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      print("good! " + key);
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  }
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}
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svoid analyze(L<BWImage> images, Map<S, L<Range>> ranges, S functions) {
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  for (S f : splitAtSpace(functions)) {
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    L<Range> l = ranges.get(f);
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    if (l == null)
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      ranges.put(f, l = new L);
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    for i over images: {
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      BWImage img = images.get(i);
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      float val = 0f;
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      try {
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        val = toFloat(call(mc(), "img_" + f, img));
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      } catch e { printShortException(e); }
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      listSet(l, i, addToRange(get(l, i), val), null);
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    }
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  }
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}
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// can overwrite original object
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static Range addToRange(Range r, float val) {
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  if (r == null)
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    ret new Range(val);
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  if (r.min > r.max)
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    r.min = r.max = val;
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  else {
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    if (val < r.min) r.min = val;
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    if (val > r.max) r.max = val;
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  }
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  ret r;
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}
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static bool rangesOverlap(Range a, Range b) {
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  ret intersectRanges(a, b) != null;
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}
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static Range intersectRanges(Range a, Range b) {
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  float min = max(a.min, b.min);
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  float max = min(a.max, b.max);
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  ret min <= max ? new Range(min, max) : null;
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}
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static bool rangesOverlap(L<Range> l) {
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  assertTrue(l(l) == 2);
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  ret rangesOverlap(first(l), last(l));
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}

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Snippet ID: #1005852
Snippet name: Learn to read [dev.]
Eternal ID of this version: #1005852/1
Text MD5: 3b3b55030f527a5ee9d0de0666429f74
Transpilation MD5: 39d1f2e707dd75a300ddca8f33724ae1
Author: stefan
Category: javax / ocr
Type: JavaX source code
Public (visible to everyone): Yes
Archived (hidden from active list): No
Created/modified: 2016-12-11 16:52:32
Source code size: 2078 bytes / 78 lines
Pitched / IR pitched: No / No
Views / Downloads: 537 / 647
Referenced in: [show references]