内存优化

Service/AIDiagnosisService.ImageResize.cs

@@ -91,40 +91,44 @@ namespace WingAIDiagnosisService.Service
                                 using (var bitmap = CreateBitmap(frameImage))
                                 {
                                     Logger.WriteLineInfo($"AIDiagnosisService VidImageZoomAsync RawImage, remedicalCode:{remedicalCode}");
-                                    var rawImage = new RawImage(bitmap.Bytes, bitmap.Width, bitmap.Height, MapTo(bitmap.ColorType));
-                                    // File.WriteAllBytes(Path.Combine(currentFolder, "123123.png"), frameImage.ImageData);
-                                    Logger.WriteLineInfo($"AIDiagnosisService VidImageZoomAsync ImageRegion, remedicalCode:{remedicalCode}");
-                                    var imageRegion = new List<Rect>();
-                                    if (request.ImageRegion?.Any() ?? false)
+                                    using (var rawImage = new RawImage(bitmap.Bytes, bitmap.Width, bitmap.Height, MapTo(bitmap.ColorType)))
                                     {
-                                        foreach (var item in request.ImageRegion)
+                                        // File.WriteAllBytes(Path.Combine(currentFolder, "123123.png"), frameImage.ImageData);
+                                        Logger.WriteLineInfo($"AIDiagnosisService VidImageZoomAsync ImageRegion, remedicalCode:{remedicalCode}");
+                                        var imageRegion = new List<Rect>();
+                                        if (request.ImageRegion?.Any() ?? false)
                                         {
-                                            imageRegion.Add(new Rect((int)item.Left, (int)item.Top, (int)item.Width, (int)item.Height));
+                                            foreach (var item in request.ImageRegion)
+                                            {
+                                                imageRegion.Add(new Rect((int)item.Left, (int)item.Top, (int)item.Width, (int)item.Height));
+                                            }
                                         }
-                                    }
-                                    var sampleBoxReq = request.SampleBox ?? new ImageRect();
-                                    var sampleBox = new AI.Common.Rectangle(new Rect((int)sampleBoxReq.Left, (int)sampleBoxReq.Top, (int)sampleBoxReq.Width, (int)sampleBoxReq.Height));
-                                    var resizeType = (EnumResizeMethodType)request.ResizeType;
-                                    Logger.WriteLineInfo($"AIDiagnosisService VidImageZoomAsync PushOneImage, remedicalCode:{remedicalCode}");
-                                    Logger.WriteLineInfo($"imageRegion:{Newtonsoft.Json.JsonConvert.SerializeObject(imageRegion)}");
-                                    Logger.WriteLineInfo($"sampleBox:{Newtonsoft.Json.JsonConvert.SerializeObject(sampleBox)}");
-                                    var imageResizeBytes = ImageResize.PushOneImage(rawImage, imageRegion.ToArray(), sampleBox, resizeType);
-                                    if (imageResizeBytes != null)
-                                    {
-                                        SKImageInfo info = new SKImageInfo((int)bitmap.Width, (int)bitmap.Height, SKColorType.Bgra8888, SKAlphaType.Unpremul);
-
-                                        // Create an SKBitmap with the given SKImageInfo
-                                        SKBitmap skBitmap = new SKBitmap(info);
-                                        // Copy the pixel data from the imagePixels array to the SKBitmap
-                                        using (SKImage skImage = SKImage.FromPixelCopy(info, imageResizeBytes))
+                                        var sampleBoxReq = request.SampleBox ?? new ImageRect();
+                                        var sampleBox = new AI.Common.Rectangle(new Rect((int)sampleBoxReq.Left, (int)sampleBoxReq.Top, (int)sampleBoxReq.Width, (int)sampleBoxReq.Height));
+                                        var resizeType = (EnumResizeMethodType)request.ResizeType;
+                                        Logger.WriteLineInfo($"AIDiagnosisService VidImageZoomAsync PushOneImage, remedicalCode:{remedicalCode}");
+                                        Logger.WriteLineInfo($"imageRegion:{Newtonsoft.Json.JsonConvert.SerializeObject(imageRegion)}");
+                                        Logger.WriteLineInfo($"sampleBox:{Newtonsoft.Json.JsonConvert.SerializeObject(sampleBox)}");
+                                        var imageResizeBytes = ImageResize.PushOneImage(rawImage, imageRegion.ToArray(), sampleBox, resizeType);
+                                        if (imageResizeBytes != null)
                                         {
-                                            skImage?.ReadPixels(skBitmap.Info, skBitmap.GetPixels(), skBitmap.RowBytes, 0, 0);
-                                        }
-                                        using (var image = SKImage.FromBitmap(skBitmap))
-                                        using (var data = image.Encode(SKEncodedImageFormat.Png, 100))
-                                        {
-                                            byte[] imageBytes = data.ToArray();
-                                            resultData.Base64String = Convert.ToBase64String(imageBytes);
+                                            SKImageInfo info = new SKImageInfo((int)bitmap.Width, (int)bitmap.Height, SKColorType.Bgra8888, SKAlphaType.Unpremul);
+
+                                            // Create an SKBitmap with the given SKImageInfo
+                                            using (SKBitmap skBitmap = new SKBitmap(info))
+                                            {
+                                                // Copy the pixel data from the imagePixels array to the SKBitmap
+                                                using (SKImage skImage = SKImage.FromPixelCopy(info, imageResizeBytes))
+                                                {
+                                                    skImage?.ReadPixels(skBitmap.Info, skBitmap.GetPixels(), skBitmap.RowBytes, 0, 0);
+                                                }
+                                                using (var image = SKImage.FromBitmap(skBitmap))
+                                                using (var data = image.Encode(SKEncodedImageFormat.Png, 100))
+                                                {
+                                                    byte[] imageBytes = data.ToArray();
+                                                    resultData.Base64String = Convert.ToBase64String(imageBytes);
+                                                }
+                                            }
                                         }
                                     }
                                     Logger.WriteLineInfo($"AIDiagnosisService VidImageZoomAsync end, remedicalCode:{remedicalCode}");