Struct png::Info [−] [src]

pub struct Info {
    pub width: u32,
    pub height: u32,
    pub bit_depth: BitDepth,
    pub color_type: ColorType,
    pub interlaced: bool,
    pub trns: Option<Vec<u8>>,
    pub pixel_dims: Option<PixelDimensions>,
    pub palette: Option<Vec<u8>>,
    pub frame_control: Option<FrameControl>,
    pub animation_control: Option<AnimationControl>,
}

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
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fn size(&self) -> (u32, u32)

Size of the image

fn is_animated(&self) -> bool

Returns true if the image is an APNG image.

fn animation_control(&self) -> Option<&AnimationControl>

Returns the frame control information of the image

fn frame_control(&self) -> Option<&FrameControl>

Returns the frame control information of the current frame

fn bits_per_pixel(&self) -> usize

Returns the bits per pixel

fn bytes_per_pixel(&self) -> usize

Returns the bytes per pixel

fn raw_bytes(&self) -> usize

Returns the number of bytes needed for one deinterlaced image

fn raw_row_length(&self) -> usize

Returns the number of bytes needed for one deinterlaced row

fn raw_row_length_from_width(&self, width: u32) -> usize

Returns the number of bytes needed for one deinterlaced row of width width

Trait Implementations

impl Debug for Info
[src]

fn fmt(&self, __arg_0: &mut Formatter) -> Result

Formats the value using the given formatter.

impl Default for Info
[src]

fn default() -> Info

Returns the "default value" for a type. Read more