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refactor to use common result type

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This commit is contained in:
Vukašin Stepanović
2023-02-14 22:56:03 +00:00
parent 145cf704fe
commit 8ee616d96b
160 changed files with 829 additions and 901 deletions
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9
src/common/global_histogram_binarizer.rs
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@@ -24,6 +24,7 @@ use std::{borrow::Cow, rc::Rc};
use once_cell::unsync::OnceCell;
use crate::common::Result;
use crate::{Binarizer, Exceptions, LuminanceSource};
use super::{BitArray, BitMatrix};
@@ -54,7 +55,7 @@ impl Binarizer for GlobalHistogramBinarizer {
}
// Applies simple sharpening to the row data to improve performance of the 1D Readers.
fn getBlackRow(&self, y: usize) -> Result<Cow<BitArray>, Exceptions> {
fn getBlackRow(&self, y: usize) -> Result<Cow<BitArray>> {
let row = self.black_row_cache[y].get_or_try_init(|| {
let source = self.getLuminanceSource();
let width = source.getWidth();
@@ -101,7 +102,7 @@ impl Binarizer for GlobalHistogramBinarizer {
}
// Does not sharpen the data, as this call is intended to only be used by 2D Readers.
fn getBlackMatrix(&self) -> Result<&BitMatrix, Exceptions> {
fn getBlackMatrix(&self) -> Result<&BitMatrix> {
let matrix = self
.black_matrix
.get_or_try_init(|| Self::build_black_matrix(&self.source))?;
@@ -138,7 +139,7 @@ impl GlobalHistogramBinarizer {
}
}
fn build_black_matrix(source: &Box<dyn LuminanceSource>) -> Result<BitMatrix, Exceptions> {
fn build_black_matrix(source: &Box<dyn LuminanceSource>) -> Result<BitMatrix> {
// let source = source.getLuminanceSource();
let width = source.getWidth();
let height = source.getHeight();
@@ -192,7 +193,7 @@ impl GlobalHistogramBinarizer {
// // }
// }
fn estimateBlackPoint(buckets: &[u32]) -> Result<u32, Exceptions> {
fn estimateBlackPoint(buckets: &[u32]) -> Result<u32> {
// Find the tallest peak in the histogram.
let numBuckets = buckets.len();
let mut maxBucketCount = 0;