fix: asset thumbnail gen speedup

e2e/src/api/specs/asset.e2e-spec.ts

@@ -1116,7 +1116,7 @@ describe('/asset', () => {
       expect(response.status).toBe(AssetMediaStatus.Created);
       const id = response.id;
       // longer timeout as the thumbnail generation from full-size raw files can take a while
-      await utils.waitForWebsocketEvent({ event: 'assetUpload', id, timeout: 20_000 });
+      await utils.waitForWebsocketEvent({ event: 'assetUpload', id });
 
       const asset = await utils.getAssetInfo(admin.accessToken, id);
       expect(asset.exifInfo).toBeDefined();

server/src/services/media.service.ts

@@ -42,6 +42,7 @@ import { getAssetFiles, getDimensions } from 'src/utils/asset.util';
 import { BaseConfig, ThumbnailConfig } from 'src/utils/media';
 import { mimeTypes } from 'src/utils/mime-types';
 import { clamp, isFaceImportEnabled, isFacialRecognitionEnabled } from 'src/utils/misc';
+import { getOutputDimensions } from 'src/utils/transform';
 interface UpsertFileOptions {
   assetId: string;
   type: AssetFileType;
@@ -422,9 +423,10 @@ export class MediaService extends BaseService {
       await Promise.all(promises);
     }
 
-    const dims = await this.mediaRepository.getImageDimensions(fullsizePath ?? asset.originalPath);
+    const decodedDimensions = { width: info.width, height: info.height };
+    const fullsizeDimensions = useEdits ? getOutputDimensions(asset.edits, decodedDimensions) : decodedDimensions;
 
-    return { previewPath, thumbnailPath, fullsizePath, thumbhash: outputs[0] as Buffer, fullsizeDimensions: dims };
+    return { previewPath, thumbnailPath, fullsizePath, thumbhash: outputs[0] as Buffer, fullsizeDimensions };
   }
 
   @OnJob({ name: JobName.PersonGenerateThumbnail, queue: QueueName.ThumbnailGeneration })

server/src/utils/transform.ts

@@ -3,6 +3,27 @@ import { AssetOcrResponseDto } from 'src/dtos/ocr.dto';
 import { ImageDimensions } from 'src/types';
 import { applyToPoint, compose, flipX, flipY, identity, Matrix, rotate, scale, translate } from 'transformation-matrix';
 
+export const getOutputDimensions = (edits: EditActionItem[], startingDimensions: ImageDimensions): ImageDimensions => {
+  let { width, height } = startingDimensions;
+
+  const crop = edits.find((edit) => edit.action === EditAction.Crop);
+  if (crop) {
+    width = crop.parameters.width;
+    height = crop.parameters.height;
+  }
+
+  for (const edit of edits) {
+    if (edit.action === EditAction.Rotate) {
+      const angleDegrees = edit.parameters.angle;
+      if (angleDegrees === 90 || angleDegrees === 270) {
+        [width, height] = [height, width];
+      }
+    }
+  }
+
+  return { width, height };
+};
+
 export const createAffineMatrix = (
   edits: EditActionItem[],
   scalingParameters?: {