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GlobalHistogramBinarizer ported

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Henry Schimke
2022-09-02 13:55:58 -05:00
parent b2e0fd74e9
commit 1b5ef1e51b
3 changed files with 266 additions and 213 deletions
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6
src/lib.rs
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@@ -1023,7 +1023,7 @@ pub trait Binarizer {
//private final LuminanceSource source;
//fn new(source:dyn LuminanceSource) -> Self;
fn getLuminanceSource(&self) -> &dyn LuminanceSource;
fn getLuminanceSource(&self) -> &Box<dyn LuminanceSource>;
/**
* Converts one row of luminance data to 1 bit data. May actually do the conversion, or return
@@ -1039,7 +1039,7 @@ pub trait Binarizer {
* @return The array of bits for this row (true means black).
* @throws NotFoundException if row can't be binarized
*/
fn getBlackRow(&self, y: usize, row: BitArray) -> Result<BitArray, Exceptions>;
fn getBlackRow(&self, y: usize, row: &mut BitArray) -> Result<BitArray, Exceptions>;
/**
* Converts a 2D array of luminance data to 1 bit data. As above, assume this method is expensive
@@ -1129,7 +1129,7 @@ impl BinaryBitmap {
* @return The array of bits for this row (true means black).
* @throws NotFoundException if row can't be binarized
*/
pub fn getBlackRow(&self, y: usize, row: BitArray) -> Result<BitArray, Exceptions> {
pub fn getBlackRow(&self, y: usize, row: &mut BitArray) -> Result<BitArray, Exceptions> {
return self.binarizer.getBlackRow(y, row);
}