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doc_quad/
error.rs

1// src/error.rs
2use thiserror::Error;
3
4#[derive(Error, Debug)]
5pub enum DocQuadError {
6    #[error("Invalid buffer dimensions or alignment")]
7    InvalidBuffer,
8
9    #[error("Memory mapping failed: {0}")]
10    MappingError(String),
11
12    #[error("Edge detection failed")]
13    EdgeDetectionError,
14
15    #[error("No valid document quadrilateral found")]
16    NoQuadFound,
17
18    #[error("Internal geometry error")]
19    GeometryError,
20
21    // P2 修复：StrideMismatch 现在在 topology 模块中实际使用
22    #[error("Inconsistent row stride: {0}")]
23    StrideMismatch(String),
24}