[−][src]Trait opencv::img_hash::prelude::MarrHildrethHashTrait
Marr-Hildreth Operator Based Hash, slowest but more discriminative.
See zauner2010implementation for details.
Required methods
pub fn as_raw_MarrHildrethHash(&self) -> *const c_void
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pub fn as_raw_mut_MarrHildrethHash(&mut self) -> *mut c_void
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Provided methods
pub fn get_alpha(&self) -> Result<f32>
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self explain
pub fn get_scale(&self) -> Result<f32>
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self explain
pub fn set_kernel_param(&mut self, alpha: f32, scale: f32) -> Result<()>
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Set Mh kernel parameters
Parameters
- alpha: int scale factor for marr wavelet (default=2).
- scale: int level of scale factor (default = 1)