downgrade to image v3

example/pubspec.lock

@@ -259,10 +259,10 @@ packages:
     dependency: transitive
     description:
       name: image
-      sha256: a72242c9a0ffb65d03de1b7113bc4e189686fc07c7147b8b41811d0dd0e0d9bf
+      sha256: "8e9d133755c3e84c73288363e6343157c383a0c6c56fc51afcc5d4d7180306d6"
       url: "https://pub.dev"
     source: hosted
-    version: "4.0.17"
+    version: "3.3.0"
   image_picker:
     dependency: transitive
     description:

lib/src/ui/reader_widget.dart

@@ -234,7 +234,8 @@ class _ReaderWidgetState extends State<ReaderWidget>
       cameraDescription,
       widget.resolution,
       enableAudio: false,
-      imageFormatGroup: ImageFormatGroup.yuv420,
+      imageFormatGroup:
+          isAndroid() ? ImageFormatGroup.yuv420 : ImageFormatGroup.bgra8888,
     );
     controller = cameraController;
     try {

lib/src/ui/writer_widget.dart

@@ -278,10 +278,9 @@ class _WriterWidgetState extends State<WriterWidget>
       if (result.isValid && result.data != null) {
         try {
           final imglib.Image img = imglib.Image.fromBytes(
-            width: width,
-            height: height,
-            bytes: result.data!.buffer,
-            numChannels: 4,
+            width,
+            height,
+            result.data!,
           );
           final Uint8List encodedBytes = Uint8List.fromList(
             imglib.encodeJpg(img),

lib/src/utils/image_converter.dart

@@ -16,7 +16,7 @@ Future<Uint8List> convertImage(CameraImage image) async {
     } else if (image.format.group == ImageFormatGroup.bgra8888) {
       img = convertBGRA8888(image);
     }
-    return img.toUint8List();
+    return img.getBytes(format: imglib.Format.luminance); //.toUint8List();
   } catch (e) {
     debugPrint('>>>>>>>>>>>> ERROR: $e');
   }
@@ -25,10 +25,10 @@ Future<Uint8List> convertImage(CameraImage image) async {
 
 imglib.Image convertBGRA8888(CameraImage image) {
   return imglib.Image.fromBytes(
-    width: image.width,
-    height: image.height,
-    bytes: image.planes[0].bytes.buffer,
-    // format: imglib.Format.bgra,
+    image.width,
+    image.height,
+    image.planes[0].bytes,
+    format: imglib.Format.bgra,
     // format: imglib.Format.int8,
     // order: imglib.ChannelOrder.bgra,
   );
@@ -85,10 +85,11 @@ imglib.Image resizeToMaxSize(imglib.Image image, int? maxSize) {
 
 // get the bytes of the image in grayscale format (luminance) like v3
 Uint8List grayscaleBytes(imglib.Image image) {
-  final imglib.Image imgRgba8 = image.convert(
-    format: imglib.Format.uint8,
-    numChannels: 1,
-  ); // Make sure it's an RGBA 32-bit image like v3
-  imglib.grayscale(imgRgba8); // map the pixels to grayscale (luminance)
-  return imgRgba8.getBytes();
+  return image.getBytes(format: imglib.Format.luminance);
+  // final imglib.Image imgRgba8 = image.convert(
+  //   format: imglib.Format.uint8,
+  //   numChannels: 1,
+  // ); // Make sure it's an RGBA 32-bit image like v3
+  // imglib.grayscale(imgRgba8); // map the pixels to grayscale (luminance)
+  // return imgRgba8.getBytes();
 }

pubspec.yaml

@@ -12,7 +12,7 @@ dependencies:
   ffi: ^2.0.0
   flutter:
     sdk: flutter
-  image: ^4.0.0
+  image: ^3.0.0
   image_picker: ^0.8.0
   melos: ^3.0.0