feat: image editing (#24155)

server/src/utils/asset.util.ts

@@ -1,9 +1,10 @@
 import { BadRequestException } from '@nestjs/common';
 import { GeneratedImageType, StorageCore } from 'src/cores/storage.core';
-import { AssetFile } from 'src/database';
+import { AssetFile, Exif } from 'src/database';
 import { BulkIdErrorReason, BulkIdResponseDto } from 'src/dtos/asset-ids.response.dto';
 import { UploadFieldName } from 'src/dtos/asset-media.dto';
 import { AuthDto } from 'src/dtos/auth.dto';
+import { ExifResponseDto } from 'src/dtos/exif.dto';
 import { AssetFileType, AssetType, AssetVisibility, Permission } from 'src/enum';
 import { AuthRequest } from 'src/middleware/auth.guard';
 import { AccessRepository } from 'src/repositories/access.repository';
@@ -22,6 +23,10 @@ export const getAssetFiles = (files: AssetFile[]) => ({
   previewFile: getAssetFile(files, AssetFileType.Preview),
   thumbnailFile: getAssetFile(files, AssetFileType.Thumbnail),
   sidecarFile: getAssetFile(files, AssetFileType.Sidecar),
+
+  editedFullsizeFile: getAssetFile(files, AssetFileType.FullSizeEdited),
+  editedPreviewFile: getAssetFile(files, AssetFileType.PreviewEdited),
+  editedThumbnailFile: getAssetFile(files, AssetFileType.ThumbnailEdited),
 });
 
 export const addAssets = async (
@@ -199,3 +204,26 @@ export const asUploadRequest = (request: AuthRequest, file: Express.Multer.File)
     file: mapToUploadFile(file as ImmichFile),
   };
 };
+
+const isFlipped = (orientation?: string | null) => {
+  const value = Number(orientation);
+  return value && [5, 6, 7, 8, -90, 90].includes(value);
+};
+
+export const getDimensions = (exifInfo: ExifResponseDto | Exif) => {
+  const { exifImageWidth: width, exifImageHeight: height } = exifInfo;
+
+  if (!width || !height) {
+    return { width: 0, height: 0 };
+  }
+
+  if (isFlipped(exifInfo.orientation)) {
+    return { width: height, height: width };
+  }
+
+  return { width, height };
+};
+
+export const isPanorama = (asset: { exifInfo?: Exif | null; originalFileName: string }) => {
+  return asset.exifInfo?.projectionType === 'EQUIRECTANGULAR' || asset.originalFileName.toLowerCase().endsWith('.insp');
+};