Struct ParallelCbgDecoder

struct ParallelCbgDecoder {
    input: Vec<u8>,
    output: Mutex<Vec<u8>>,
    bpp: i32,
    width: i32,
    height: i32,
    tree1: HuffmanTree,
    tree2: HuffmanTree,
    dct: [[f32; 64]; 2],
    has_alpha: AtomicBool,
}

Available on crate features bgi and bgi-img only.

Fields

input: Vec<u8>

output: Mutex<Vec<u8>>

bpp: i32

width: i32

height: i32

tree1: HuffmanTree

tree2: HuffmanTree

dct: [[f32; 64]; 2]

has_alpha: AtomicBool

Implementations

impl ParallelCbgDecoder

fn unpack_block(&self, offset: i32, length: i32, dst: i32) -> Result<()>

fn decode_rgb(&self, data: &[i16], dst: i32) -> Result<()>

fn decode_grayscale(&self, data: &[i16], dst: i32) -> Result<()>

fn unpack_alpha(&self, offset: i32) -> Result<()>

fn decode_dct( &self, channel: usize, data: &[i16], src: usize, output: &mut [[i16; 3]; 64], ) -> Result<()>

fn float_to_short(f: f32) -> i16

fn float_to_byte(f: f32) -> u8