Use custom version of image-rs (#210)

This is done to avoid a panic in the current version image rs

src/ui/defines.rs

@@ -11,10 +11,6 @@ pub mod ui_colors {
 }
 
 pub mod ui_images {
-    use std::{
-        path::Path,
-        thread::{self, Thread},
-    };
 
     use eframe::IconData;
     use egui::{ColorImage, ImageData};
@@ -46,53 +42,27 @@ pub mod ui_images {
             rgba: pixels.as_slice().to_vec(),
         }
     }
-    pub fn load_image_from_path(path: &Path) -> Option<ColorImage> {
-        if path.exists() {
-            if let Ok(data) = std::fs::read(path) {
-                let load_result = load_image_from_memory(&data);
-                if load_result.is_err() {
-                    eprintln!("Could not load image at path {:?}", path);
-                }
-                return load_result.ok();
-            }
-        }
-        None
-    }
 
-    fn load_image_from_memory(image_data: &[u8]) -> Result<ColorImage, image::ImageError> {
+   pub fn load_image_from_path(path: &std::path::Path) -> Result<egui::ColorImage, image::ImageError> {
+        let image = image::io::Reader::open(path)?.decode()?;
+        let size = [image.width() as _, image.height() as _];
+        let image_buffer = image.to_rgba8();
+        let pixels = image_buffer.as_flat_samples();
+        Ok(egui::ColorImage::from_rgba_unmultiplied(
+            size,
+            pixels.as_slice(),
+        ))
+    }
+    
+   pub fn load_image_from_memory(image_data: &[u8]) -> Result<ColorImage, image::ImageError> {
         let image = image::load_from_memory(image_data)?;
         let size = [image.width() as _, image.height() as _];
         let image_buffer = image.to_rgba8();
         let pixels = image_buffer.as_flat_samples();
-        thread::scope(|s| {
-            let rgba = pixels.as_slice();
-            let is_valid = size[0] * size[1] * 4 == rgba.len();
-            if is_valid {
-                //Wrapping this in a thread, since it has a tendency to panic
-                let thread_handle = s
-                    .spawn(move || ColorImage::from_rgba_unmultiplied(size, rgba))
-                    .join();
-                match thread_handle {
-                    Ok(value) => Ok(value),
-                    Err(e) => {
-                        println!("Error loading image {:?}", e);
-                        Err(image::ImageError::Decoding(
-                            image::error::DecodingError::new(
-                                image::error::ImageFormatHint::Unknown,
-                                "Could not load image, it panicked while trying",
-                            ),
-                        ))
-                    }
-                }
-            } else {
-                Err(image::ImageError::Decoding(
-                    image::error::DecodingError::new(
-                        image::error::ImageFormatHint::Unknown,
-                        "Image did not have right amount of pixels",
-                    ),
-                ))
-            }
-        })
+        Ok(ColorImage::from_rgba_unmultiplied(
+            size,
+            pixels.as_slice(),
+        ))
     }
 
 }
@@ -104,18 +74,24 @@ mod tests {
     #[test]
     pub fn test_image_load_that_is_broken() {
         let res = load_image_from_path(std::path::Path::new("src/testdata/brokenimage.webp"));
-        assert!(res.is_none());
+        assert!(res.is_err());
     }
 
     #[test]
     pub fn test_image_load_that_works_png() {
         let res = load_image_from_path(std::path::Path::new("src/testdata/smallpng.png"));
-        assert!(res.is_some());
+        assert!(res.is_ok());
     }
 
     #[test]
     pub fn test_image_load_that_works_webp() {
         let res = load_image_from_path(std::path::Path::new("src/testdata/spider.webp"));
-        assert!(res.is_some());
+        assert!(res.is_ok());
+    }
+
+    #[test]
+    pub fn test_image_load_animated_webp() {
+        let res = load_image_from_path(std::path::Path::new("src/testdata/hollow.webp"));
+        assert!(res.is_err());
     }
 }

src/ui/ui_image_download.rs

@@ -263,7 +263,7 @@ impl MyEguiApp {
                                 TextureState::Downloaded => {
                                     //Need to load
                                     let image_data = load_image_from_path(&image.thumbnail_path);
-                                    if let Some(image_data) = image_data {
+                                    if let Ok(image_data) = image_data {
                                         let handle = ui.ctx().load_texture(
                                             &image_key,
                                             image_data,
@@ -481,7 +481,7 @@ impl MyEguiApp {
             let loaded = state.image_handles.contains_key(&key);
             if !loaded && path.exists() {
                 let image = load_image_from_path(&path);
-                if let Some(image) = image {
+                if let Ok(image) = image {
                     let texture = ui
                         .ctx()
                         .load_texture(&key, image, egui::TextureFilter::Linear);
@@ -607,7 +607,7 @@ impl MyEguiApp {
         for image_type in ImageType::all() {
             let (path, key) = shortcut.key(image_type, Path::new(&user.steam_user_data_folder));
             let image = load_image_from_path(&path);
-            if let Some(image) = image {
+            if let Ok(image) = image {
                 let texture = ui
                     .ctx()
                     .load_texture(&key, image, egui::TextureFilter::Linear);