Struct brotli::enc::stride_eval::StrideEval

pub struct StrideEval<'a, Alloc: Allocator<u16> + Allocator<u32> + Allocator<floatX> + 'a> {
    input: InputPair<'a>,
    alloc: &'a mut Alloc,
    context_map: &'a PredictionModeContextMap<InputReferenceMut<'a>>,
    block_type: u8,
    local_byte_offset: usize,
    stride_priors: [<Alloc as Allocator<u16>>::AllocatedMemory; 8],
    score: <Alloc as Allocator<floatX>>::AllocatedMemory,
    cur_score_epoch: usize,
    stride_speed: [(u16, u16); 2],
    cur_stride: u8,
}

Fields

input: InputPair<'a>

alloc: &'a mut Alloc

context_map: &'a PredictionModeContextMap<InputReferenceMut<'a>>

block_type: u8

local_byte_offset: usize

stride_priors: [<Alloc as Allocator<u16>>::AllocatedMemory; 8]

score: <Alloc as Allocator<floatX>>::AllocatedMemory

cur_score_epoch: usize

stride_speed: [(u16, u16); 2]

cur_stride: u8

Implementations

impl<'a, Alloc: Allocator<u16> + Allocator<u32> + Allocator<floatX> + 'a> StrideEval<'a, Alloc>

pub fn new( alloc: &'a mut Alloc, input: InputPair<'a>, prediction_mode: &'a PredictionModeContextMap<InputReferenceMut<'a>>, params: &BrotliEncoderParams, ) -> Self

pub fn alloc(&mut self) -> &mut Alloc

pub fn choose_stride(&self, stride_data: &mut [u8])

pub fn num_types(&self) -> usize

fn update_cost_base( &mut self, stride_prior: [u8; 8], selected_bits: u8, cm_prior: usize, literal: u8, )

Trait Implementations

impl<'a, 'b, Alloc: Allocator<u16> + Allocator<u32> + Allocator<floatX>> CommandProcessor<'b> for StrideEval<'a, Alloc>

fn push(&mut self, val: Command<InputReference<'b>>)

fn push_literals(&mut self, data: &InputPair<'a>)

fn push_rand_literals(&mut self, data: &InputPair<'a>)

fn push_block_switch_literal(&mut self, block_type: u8)

impl<'a, Alloc: Allocator<u16> + Allocator<u32> + Allocator<floatX>> Drop for StrideEval<'a, Alloc>

fn drop(&mut self)

Executes the destructor for this type.

impl<'a, Alloc: Allocator<u16> + Allocator<u32> + Allocator<floatX>> IRInterpreter for StrideEval<'a, Alloc>

fn inc_local_byte_offset(&mut self, inc: usize)

fn local_byte_offset(&self) -> usize

fn update_block_type(&mut self, new_type: u8, stride: u8)

fn block_type(&self) -> u8

fn literal_data_at_offset(&self, index: usize) -> u8

fn literal_context_map(&self) -> &[u8]

fn prediction_mode(&self) -> LiteralPredictionModeNibble

fn update_cost( &mut self, stride_prior: [u8; 8], stride_prior_offset: usize, selected_bits: u8, cm_prior: usize, literal: u8, )