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@ -323,7 +323,7 @@ FimgFilter3x3 filter_a = { |
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{ 1.0, 1.0, 1.0, |
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1.0, -3.0, 1.0, |
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1.0, 1.0, 1.0 }, |
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8.0, 0.0 |
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9.0, 0.0 |
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}; |
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@ -332,10 +332,19 @@ FimgFilter3x3 filter_b = { |
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{ -2.0, -1.0, 0.0, |
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-1.0, 3.0, 1.0, |
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0.0, 1.0, 2.0 }, |
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8.0, 0.0 |
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8.0, 0.0 |
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}; |
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FimgFilter3x3 filter_c = { |
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{ |
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2.0, 1.0, 0.0, |
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1.0, 0.0, -1.0, |
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0.0, -1.0, -2.0, |
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}, |
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1.0, 8.0 |
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}; |
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if (NULL != infile) { |
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fprintf(stderr, "%s: loading %s\n", __func__, infile); |
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foo = fimg_create_from_dump(infile, &src); |
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@ -351,6 +360,8 @@ else { |
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} |
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// fimg_save_as_png(&src, "test.png", 0);
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foo = fimg_count_negativ(&src); |
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fprintf(stderr, "%s: source have %d negs\n", __func__, foo); |
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foo = fimg_clone(&src, &dst, 0); |
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if (foo) { |
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@ -359,21 +370,27 @@ if (foo) { |
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} |
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fimg_filter_3x3(&src, &dst, &filter_a); |
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foo = fimg_clamp_negativ(&dst); |
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if (foo) { |
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fprintf(stderr, "clamped %d negative pixels\n", foo); |
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fprintf(stderr, "A clamped %d negative pixels\n", foo); |
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} |
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// foo = fimg_save_as_png(&dst, "f3x3a.png", 0);
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foo = fimg_save_as_png(&dst, "f3x3a.png", 0); |
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// foo = fimg_save_as_pnm(&dst, "f3x3a.pnm", 0);
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fimg_filter_3x3(&src, &dst, &filter_b); |
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foo = fimg_clamp_negativ(&dst); |
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if (foo) { |
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fprintf(stderr, "clamped %d negative pixels\n", foo); |
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fprintf(stderr, "B clamped %d negative pixels\n", foo); |
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} |
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foo = fimg_save_as_png(&dst, "f3x3b.png", 0); |
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// foo = fimg_save_as_pnm(&dst, "f3x3a.pnm", 0);
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fimg_filter_3x3(&src, &dst, &filter_c); |
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foo = fimg_clamp_negativ(&dst); |
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if (foo) { |
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fprintf(stderr, "C clamped %d negative pixels\n", foo); |
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} |
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// foo = fimg_save_as_png(&dst, "f3x3b.png", 0);
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foo = fimg_save_as_png(&dst, "f3x3b.png", 0); |
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// foo = fimg_save_as_pnm(&dst, "f3x3a.pnm", 0);
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fimg_destroy(&src); fimg_destroy(&dst); |
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