Struct opencv::dnn::DictValue

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pub struct DictValue { /* private fields */ }
Expand description

This struct stores the scalar value (or array) of one of the following type: double, cv::String or int64. @todo Maybe int64 is useless because double type exactly stores at least 2^52 integers.

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impl DictValue

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pub fn copy(r: &DictValue) -> Result<DictValue>

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pub fn from_bool(i: bool) -> Result<DictValue>

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pub fn from_i64(i: i64) -> Result<DictValue>

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pub fn from_i64_def() -> Result<DictValue>

Note

This alternative version of [from_i64] function uses the following default values for its arguments:

  • i: 0
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pub fn from_i32(i: i32) -> Result<DictValue>

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pub fn from_u32(p: u32) -> Result<DictValue>

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pub fn from_f64(p: f64) -> Result<DictValue>

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pub fn from_str(s: &str) -> Result<DictValue>

Trait Implementations§

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impl Boxed for DictValue

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unsafe fn from_raw(ptr: *mut c_void) -> Self

Wrap the specified raw pointer Read more
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fn into_raw(self) -> *mut c_void

Return an the underlying raw pointer while consuming this wrapper. Read more
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fn as_raw(&self) -> *const c_void

Return the underlying raw pointer. Read more
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fn as_raw_mut(&mut self) -> *mut c_void

Return the underlying mutable raw pointer Read more
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impl Debug for DictValue

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl DictValueTrait for DictValue

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impl DictValueTraitConst for DictValue

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fn as_raw_DictValue(&self) -> *const c_void

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fn get_str(&self, idx: i32) -> Result<String>

C++ default parameters Read more
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fn get_str_def(&self) -> Result<String>

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fn get_f64(&self, idx: i32) -> Result<f64>

C++ default parameters Read more
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fn get_f64_def(&self) -> Result<f64>

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fn get_i32(&self, idx: i32) -> Result<i32>

C++ default parameters Read more
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fn get_i32_def(&self) -> Result<i32>

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fn get_i64(&self, idx: i32) -> Result<i64>

C++ default parameters Read more
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fn get_i64_def(&self) -> Result<i64>

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fn size(&self) -> Result<i32>

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fn is_int(&self) -> Result<bool>

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fn is_string(&self) -> Result<bool>

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fn is_real(&self) -> Result<bool>

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fn get_int_value(&self, idx: i32) -> Result<i32>

C++ default parameters Read more
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fn get_int_value_def(&self) -> Result<i32>

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fn get_real_value(&self, idx: i32) -> Result<f64>

C++ default parameters Read more
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fn get_real_value_def(&self) -> Result<f64>

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fn get_string_value(&self, idx: i32) -> Result<String>

C++ default parameters Read more
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fn get_string_value_def(&self) -> Result<String>

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impl Drop for DictValue

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fn drop(&mut self)

Executes the destructor for this type. Read more
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impl Send for DictValue

Auto Trait Implementations§

Blanket Implementations§

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impl<T> Any for Twhere T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for Twhere T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for Twhere T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for Twhere U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T, U> TryFrom<U> for Twhere U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for Twhere U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.