`85f4ab7`

use fast filter and parallel thread::scope for animation frame scaling

Authored by

espadonne 2 months ago

SHA: 85f4ab7278e108b543e971571d696a54cfcf8ea7
Parents: 4fe782c
Tree: 4987200

1 changed file

Status	File	+	-
M	`garbg/src/daemon/state.rs`	14	6

garbg/src/daemon/state.rsmodified

  use crate::config::{Config, ScaleMode};
  use crate::ipc::{Command, GarEvent, GarIpcClient, IpcServer, Response};
  use crate::ipc::server::IpcClient;
 -use crate::media::{scale_image, AnimatedGif, AnimatedPng, AnimatedWebP, AnimationFrame, ImageLoader};
 +use crate::media::{scale_image, scale_image_fast, AnimatedGif, AnimatedPng, AnimatedWebP, AnimationFrame, ImageLoader};
  #[cfg(feature = "video")]
  use crate::media::{VideoDecoder, is_video_file};
  use crate::state::{detect_source_type, PlaylistState};
+ }
  impl ActiveAnimation {
 -    /// Create from animation frames
 +    /// Create from animation frames (scales in parallel with fast filter)
      fn from_frames(
          frames: &[AnimationFrame],
          renderer: AnimationRenderer,
          screen_width: u32,
          screen_height: u32,
      ) -> Self {
 -        let scaled_frames: Vec<image::RgbaImage> = frames
 -            .iter()
 -            .map(|frame| scale_image(&frame.image, screen_width, screen_height, scale_mode))
 -            .collect();
 +        // Scale frames in parallel using thread::scope for multi-core speedup
 +        let scaled_frames: Vec<image::RgbaImage> = std::thread::scope(|s| {
 +            let handles: Vec<_> = frames
 +                .iter()
 +                .map(|frame| {
 +                    s.spawn(move || {
 +                        scale_image_fast(&frame.image, screen_width, screen_height, scale_mode)
 +                    })
 +                })
 +                .collect();
 +            handles.into_iter().map(|h| h.join().unwrap()).collect()
 +        });
          let frame_delays: Vec<Duration> = frames
              .iter()