[−][src]Struct png::Info
PNG info struct
Fields
width: u32
height: u32
bit_depth: BitDepth
color_type: ColorType
interlaced: bool
trns: Option<Vec<u8>>
pixel_dims: Option<PixelDimensions>
palette: Option<Vec<u8>>
frame_control: Option<FrameControl>
animation_control: Option<AnimationControl>
Methods
impl Info[src]
impl Infopub fn size(&self) -> (u32, u32)[src]
pub fn size(&self) -> (u32, u32)Size of the image
pub fn is_animated(&self) -> bool[src]
pub fn is_animated(&self) -> boolReturns true if the image is an APNG image.
pub fn animation_control(&self) -> Option<&AnimationControl>[src]
pub fn animation_control(&self) -> Option<&AnimationControl>Returns the frame control information of the image
pub fn frame_control(&self) -> Option<&FrameControl>[src]
pub fn frame_control(&self) -> Option<&FrameControl>Returns the frame control information of the current frame
pub fn bits_per_pixel(&self) -> usize[src]
pub fn bits_per_pixel(&self) -> usizeReturns the bits per pixel
pub fn bytes_per_pixel(&self) -> usize[src]
pub fn bytes_per_pixel(&self) -> usizeReturns the bytes per pixel
pub fn raw_bytes(&self) -> usize[src]
pub fn raw_bytes(&self) -> usizeReturns the number of bytes needed for one deinterlaced image
pub fn raw_row_length(&self) -> usize[src]
pub fn raw_row_length(&self) -> usizeReturns the number of bytes needed for one deinterlaced row
pub fn raw_row_length_from_width(&self, width: u32) -> usize[src]
pub fn raw_row_length_from_width(&self, width: u32) -> usizeReturns the number of bytes needed for one deinterlaced row of width width
Trait Implementations
impl Debug for Info[src]
impl Debug for Infofn fmt(&self, f: &mut Formatter) -> Result[src]
fn fmt(&self, f: &mut Formatter) -> ResultFormats the value using the given formatter. Read more
impl Default for Info[src]
impl Default for InfoAuto Trait Implementations
Blanket Implementations
impl<T> From for T[src]
impl<T> From for Timpl<T, U> Into for T where
U: From<T>, [src]
impl<T, U> Into for T where
U: From<T>, impl<T, U> TryFrom for T where
T: From<U>, [src]
impl<T, U> TryFrom for T where
T: From<U>, type Error = !
try_from)The type returned in the event of a conversion error.
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>[src]
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>try_from)Performs the conversion.
impl<T> Borrow for T where
T: ?Sized, [src]
impl<T> Borrow for T where
T: ?Sized, impl<T, U> TryInto for T where
U: TryFrom<T>, [src]
impl<T, U> TryInto for T where
U: TryFrom<T>, type Error = <U as TryFrom<T>>::Error
try_from)The type returned in the event of a conversion error.
fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>[src]
fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>try_from)Performs the conversion.
impl<T> BorrowMut for T where
T: ?Sized, [src]
impl<T> BorrowMut for T where
T: ?Sized, fn borrow_mut(&mut self) -> &mut T[src]
fn borrow_mut(&mut self) -> &mut TMutably borrows from an owned value. Read more
impl<T> Any for T where
T: 'static + ?Sized, [src]
impl<T> Any for T where
T: 'static + ?Sized, fn get_type_id(&self) -> TypeId[src]
fn get_type_id(&self) -> TypeId🔬 This is a nightly-only experimental API. (get_type_id)
this method will likely be replaced by an associated static
Gets the TypeId of self. Read more