How to get pixel information which lies on boundary?
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I have detected boundary of an object in image but now i want to get the pixel information of a pixel which lies on that boundary in the very first row as from that point i want to apply chain code for the object.Can anyone provide me help on this?
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Walter Roberson
2016 年 1 月 22 日
[r, c] = find(BoundaryMask);
[first_row, row_idx] = min(r);
mask_cols_in_first_row = c(row_idx);
now first_row will be a scalar that is the index of "very first row" . mask_cols_in_first_row will be a vector of column indices of the pixels in the mask in that very first row.
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