fix: 降低截图崩溃概率。

src-tauri/src/main.rs

@@ -14,10 +14,16 @@ use paris::*;
 use picker::config::DisplayConfig;
 use picker::manager::Picker;
 use picker::screenshot::ScreenshotDto;
-use std::vec;
+use tauri::async_runtime::Mutex;
+use once_cell::sync::OnceCell;
+
+static GET_SCREENSHOT_LOCK: OnceCell<Mutex<bool>> = OnceCell::new();
 
 #[tauri::command]
 async fn take_snapshot() -> Vec<ScreenshotDto> {
+    info!("Hi?");
+    let _lock = GET_SCREENSHOT_LOCK.get_or_init(|| Mutex::new(false)).lock().await;
+    info!("Hi!");
     let manager = Picker::global().await;
 
     let start = time::Instant::now();
@@ -38,17 +44,17 @@ async fn take_snapshot() -> Vec<ScreenshotDto> {
 
 #[tauri::command]
 async fn get_screenshot_by_config(config: DisplayConfig) -> Result<ScreenshotDto, String> {
-    info!("Hi");
-    let manager = Picker::global();
-
+    info!("Hi?");
+    // let _lock = GET_SCREENSHOT_LOCK.get_or_init(|| Mutex::new(false)).lock().await;
+    // info!("Hi!");
     let start = time::Instant::now();
-    let screenshot_dto = manager.await.get_screenshot_by_config(config).await;
+    let screenshot_dto = Picker::preview_display_by_config(config).await;
     info!("截图耗时 {} s", start.elapsed().as_seconds_f32());
     match screenshot_dto {
         Ok(screenshot_dto) => Ok(screenshot_dto),
         Err(error) => {
-            error!("get_screenshot_by_config failed. {}", error);
-            Err(format!("get_screenshot_by_config failed. {}", error))
+            error!("preview_display_by_config failed. {}", error);
+            Err(format!("preview_display_by_config failed. {}", error))
         }
     }
 }

src-tauri/src/picker/manager.rs

@@ -84,16 +84,4 @@ impl Picker {
 
         anyhow::Ok(screenshot.to_dto().await)
     }
-
-    pub async fn get_screenshot_by_config(
-        &self,
-        config: DisplayConfig,
-    ) -> anyhow::Result<ScreenshotDto> {
-        let start = time::Instant::now();
-        let mut picker = DisplayPicker::from_config(config)?;
-        let screenshot = picker.take_screenshot()?;
-        info!("Take Screenshot Spend: {}", start.elapsed());
-
-        anyhow::Ok(screenshot.to_dto().await)
-    }
 }

src-tauri/src/picker/screenshot.rs

@@ -1,8 +1,9 @@
 use image::ImageBuffer;
 use image::{ImageOutputFormat, Rgb};
-use paris::error;
+use paris::{error, info};
 use serde::{Deserialize, Serialize};
 use std::iter;
+use std::time::SystemTime;
 
 use super::{config::DisplayConfig, led_color::LedColor};
 
@@ -265,9 +266,14 @@ impl Screenshot {
     }
 
     pub async fn to_dto(&self) -> ScreenshotDto {
+        let rk = SystemTime::now();
+        info!("[{:?} {:p}] to_dto", rk.elapsed(), &self);
         let encode_image = self.to_webp_base64().await;
+        info!("[{:?} {:p}] image", rk.elapsed(), &self);
         let config = self.config.clone();
+        info!("[{:?} {:p}] cloned", rk.elapsed(), &self);
         let colors = self.get_colors();
+        info!("[{:?} {:p}] colors", rk.elapsed(), &self);
         ScreenshotDto {
             encode_image,
             config,