Struct opencv::core::Texture2D

pub struct Texture2D { /* fields omitted */ }

Smart pointer for OpenGL 2D texture memory with reference counting.

Implementations

impl Texture2D

pub fn as_raw_Texture2D(&self) -> *const c_void

pub fn as_raw_mut_Texture2D(&mut self) -> *mut c_void

impl Texture2D

pub fn default() -> Result<Texture2D>

The constructors.

Creates empty ogl::Texture2D object, allocates memory for ogl::Texture2D object or copies from host/device memory.

pub fn new(
    arows: i32,
    acols: i32,
    aformat: Texture2D_Format,
    atex_id: u32,
    auto_release: bool
) -> Result<Texture2D>

The constructors.

Creates empty ogl::Texture2D object, allocates memory for ogl::Texture2D object or copies from host/device memory.

Overloaded parameters

C++ default parameters

• auto_release: false

pub fn new_1(
    asize: Size,
    aformat: Texture2D_Format,
    atex_id: u32,
    auto_release: bool
) -> Result<Texture2D>

The constructors.

Creates empty ogl::Texture2D object, allocates memory for ogl::Texture2D object or copies from host/device memory.

Overloaded parameters

C++ default parameters

• auto_release: false

pub fn new_2(
    arows: i32,
    acols: i32,
    aformat: Texture2D_Format,
    auto_release: bool
) -> Result<Texture2D>

The constructors.

Creates empty ogl::Texture2D object, allocates memory for ogl::Texture2D object or copies from host/device memory.

Overloaded parameters

Parameters

• arows: Number of rows.
• acols: Number of columns.
• aformat: Image format. See cv::ogl::Texture2D::Format .
• autoRelease: Auto release mode (if true, release will be called in object's destructor).

C++ default parameters

• auto_release: false

pub fn new_3(
    asize: Size,
    aformat: Texture2D_Format,
    auto_release: bool
) -> Result<Texture2D>

The constructors.

Creates empty ogl::Texture2D object, allocates memory for ogl::Texture2D object or copies from host/device memory.

Overloaded parameters

Parameters

• asize: 2D array size.
• aformat: Image format. See cv::ogl::Texture2D::Format .
• autoRelease: Auto release mode (if true, release will be called in object's destructor).

C++ default parameters

• auto_release: false

pub fn new_4(arr: &dyn ToInputArray, auto_release: bool) -> Result<Texture2D>

The constructors.

Creates empty ogl::Texture2D object, allocates memory for ogl::Texture2D object or copies from host/device memory.

Overloaded parameters

Parameters

• arr: Input array (host or device memory, it can be Mat , cuda::GpuMat or ogl::Buffer ).
• autoRelease: Auto release mode (if true, release will be called in object's destructor).

C++ default parameters

• auto_release: false

Trait Implementations

impl Boxed for Texture2D

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

Wrap the specified raw pointer

fn into_raw(self) -> *mut c_void

Return an the underlying raw pointer while consuming this wrapper.

fn as_raw(&self) -> *const c_void

Return the underlying raw pointer.

fn as_raw_mut(&mut self) -> *mut c_void

Return the underlying mutable raw pointer

impl Drop for Texture2D

fn drop(&mut self)

Executes the destructor for this type.

impl Send for Texture2D

impl Texture2DTrait for Texture2D

fn as_raw_Texture2D(&self) -> *const c_void

fn as_raw_mut_Texture2D(&mut self) -> *mut c_void

fn create(
    &mut self,
    arows: i32,
    acols: i32,
    aformat: Texture2D_Format,
    auto_release: bool
) -> Result<()>

Allocates memory for ogl::Texture2D object.

fn create_1(
    &mut self,
    asize: Size,
    aformat: Texture2D_Format,
    auto_release: bool
) -> Result<()>

Allocates memory for ogl::Texture2D object.

fn release(&mut self) -> Result<()>

Decrements the reference counter and destroys the texture object if needed.

fn set_auto_release(&mut self, flag: bool) -> Result<()>

Sets auto release mode.

fn copy_from(
    &mut self,
    arr: &dyn ToInputArray,
    auto_release: bool
) -> Result<()>

Copies from host/device memory to OpenGL texture.

fn copy_to(
    &self,
    arr: &mut dyn ToOutputArray,
    ddepth: i32,
    auto_release: bool
) -> Result<()>

Copies from OpenGL texture to host/device memory or another OpenGL texture object.

fn bind(&self) -> Result<()>

Binds texture to current active texture unit for GL_TEXTURE_2D target.

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

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

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

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

fn format(&self) -> Result<Texture2D_Format>

fn tex_id(&self) -> Result<u32>

get OpenGL opject id