Struct AbrController 

pub struct AbrController { /* private fields */ }

ABR (Average Bitrate) rate controller.

Implementations

impl AbrController

pub fn new(config: &RcConfig) -> Self

Create new ABR controller from configuration.

pub fn set_target_file_size(&mut self, size_bytes: u64, duration_seconds: f64)

Set target file size in bytes.

pub fn set_pass(&mut self, pass: u8)

Set encoding pass (1 or 2).

pub fn set_total_frames(&mut self, count: u64)

Set total frames for the encode.

pub fn set_first_pass_stats(&mut self, stats: FirstPassStats)

Import first pass statistics for second pass.

pub fn push_lookahead(&mut self, complexity: f32)

Add frame to lookahead (for real-time first pass).

pub fn get_rc(&mut self, frame_type: FrameType, complexity: f32) -> RcOutput

Get rate control output for current frame.

pub fn update(&mut self, stats: &FrameStats)

Update controller with frame encoding results.

pub fn finalize_first_pass(&mut self) -> Option<FirstPassStats>

Finalize first pass and return statistics.

pub fn current_bitrate(&self) -> f64

Get current average bitrate.

pub fn target_bitrate(&self) -> u64

Get target bitrate.

pub fn frame_count(&self) -> u64

Get frame count.

pub fn total_bits(&self) -> u64

Get total bits encoded.

pub fn current_qp(&self) -> f32

Get current QP.

pub fn projected_file_size(&self) -> Option<u64>

Calculate projected file size based on current progress.

pub fn bitrate_deviation(&self) -> f64

Get bitrate deviation from target.

pub fn reset(&mut self)

Reset controller state.

Trait Implementations

impl Clone for AbrController

fn clone(&self) -> AbrController

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for AbrController

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for AbrController

fn default() -> Self

Returns the “default value” for a type.