implement exiftool copy

package.json

@@ -136,6 +136,9 @@
     "asar": {
       "smartUnpack": false
     },
+    "asarUnpack": [
+      "node_modules/exiftool-vendored.*/**/*"
+    ],
     "appId": "no.mifi.losslesscut",
     "artifactName": "${productName}-${os}.${ext}",
     "afterSign": "electron-builder-notarize",
@@ -417,5 +420,9 @@
         "removable-media"
       ]
     }
+  },
+  "optionalDependencies": {
+    "exiftool-vendored.exe": "^12.40.0",
+    "exiftool-vendored.pl": "^12.40.0"
   }
 }

src/exiftool.js

@@ -0,0 +1,25 @@
+const isDev = window.require('electron-is-dev');
+const os = window.require('os');
+const { join } = window.require('path');
+const execa = window.require('execa');
+
+function getPath() {
+  const platform = os.platform();
+
+  // todo test asar
+  // todo correct?
+  const subPath = platform === 'win32' ? 'exiftool-vendored.exe/bin/exiftool.exe' : 'exiftool-vendored.pl/bin/exiftool';
+
+  const path = `node_modules/${subPath}`;
+  return isDev ? path : join(process.resourcesPath, 'app.asar.unpacked', path);
+}
+
+// eslint-disable-next-line import/prefer-default-export
+export async function exifToolCopyMeta(inPath, outPath) {
+  /* const existingTags = await exiftool.read(inPath);
+  console.log('existing tags', existingTags);
+  await await exiftool.write(outPath, existingTags); */
+  console.log('Copying exif data');
+  await execa(getPath(), ['-tagsFromFile', inPath, '-all:all', '-overwrite_original', outPath]);
+  console.log('Done copying exif data');
+}

src/hooks/useFfmpegOperations.js

@@ -6,6 +6,7 @@ import pMap from 'p-map';
 
 import { getOutPath, transferTimestamps, getOutFileExtension, getOutDir, isMac, deleteDispositionValue } from '../util';
 import { isCuttingStart, isCuttingEnd, handleProgress, getFfCommandLine, getFfmpegPath, getDuration, runFfmpeg, createChaptersFromSegments } from '../ffmpeg';
+import { exifToolCopyMeta } from '../exiftool';
 
 const execa = window.require('execa');
 const { join, resolve } = window.require('path');
@@ -52,11 +53,17 @@ function getMatroskaFlags() {
 
 const getChaptersInputArgs = (ffmetadataPath) => (ffmetadataPath ? ['-f', 'ffmetadata', '-i', ffmetadataPath] : []);
 
+const enableExifToolCopyMeta = true; //todo
+
 function useFfmpegOperations({ filePath, enableTransferTimestamps }) {
   const optionalTransferTimestamps = useCallback(async (...args) => {
     if (enableTransferTimestamps) await transferTimestamps(...args);
   }, [enableTransferTimestamps]);
 
+  const optionalExifToolCopyMeta = useCallback(async (...args) => {
+    if (enableExifToolCopyMeta) await exifToolCopyMeta(...args);
+  }, []);
+
   // const cut = useCallback(, [filePath, optionalTransferTimestamps]);
 
   const cutMultiple = useCallback(async ({
@@ -205,6 +212,7 @@ function useFfmpegOperations({ filePath, enableTransferTimestamps }) {
       const result = await process;
       console.log(result.stdout);
 
+      await optionalExifToolCopyMeta(filePath, outPath);
       await optionalTransferTimestamps(filePath, outPath, cutFrom);
     }
 
@@ -232,7 +240,7 @@ function useFfmpegOperations({ filePath, enableTransferTimestamps }) {
     }
 
     return outFiles;
-  }, [filePath, optionalTransferTimestamps]);
+  }, [filePath, optionalTransferTimestamps, optionalExifToolCopyMeta]);
 
   const mergeFiles = useCallback(async ({ paths, outDir, outPath, allStreams, outFormat, ffmpegExperimental, onProgress = () => {}, preserveMovData, movFastStart, chapters, preserveMetadataOnMerge }) => {
     console.log('Merging files', { paths }, 'to', outPath);
@@ -337,8 +345,9 @@ function useFfmpegOperations({ filePath, enableTransferTimestamps }) {
       if (chaptersPath) await fs.unlink(chaptersPath).catch((err) => console.error('Failed to delete', chaptersPath, err));
     }
 
+    await optionalExifToolCopyMeta(paths[0], outPath);
     await optionalTransferTimestamps(paths[0], outPath);
-  }, [optionalTransferTimestamps]);
+  }, [optionalTransferTimestamps, optionalExifToolCopyMeta]);
 
   const autoMergeSegments = useCallback(async ({ customOutDir, isCustomFormatSelected, outFormat, segmentPaths, ffmpegExperimental, onProgress, preserveMovData, movFastStart, autoDeleteMergedSegments, chapterNames, preserveMetadataOnMerge }) => {
     const ext = getOutFileExtension({ isCustomFormatSelected, outFormat, filePath });

yarn.lock

@@ -5110,6 +5110,16 @@ execa@^5.0.0:
     signal-exit "^3.0.3"
     strip-final-newline "^2.0.0"
 
+exiftool-vendored.exe@^12.40.0:
+  version "12.40.0"
+  resolved "https://registry.yarnpkg.com/exiftool-vendored.exe/-/exiftool-vendored.exe-12.40.0.tgz#0285fb4fc3b4495aa4c41f3784eb69b7d001a1c6"
+  integrity sha512-Ng7CGioXkX3msJzI8HxM5ZbtoUiw/4JFJSxe9d/kOqOo3nMqStB8sqtwjmilsHAyuW2JIGkUtZ+IxPkuzRrmyA==
+
+exiftool-vendored.pl@^12.40.0:
+  version "12.40.0"
+  resolved "https://registry.yarnpkg.com/exiftool-vendored.pl/-/exiftool-vendored.pl-12.40.0.tgz#484b45114193167d67178f9c59af104fe8d9f177"
+  integrity sha512-yNoDhG6g8ifzgm0PPqgWTiI5vdbuTGyTgIlpy+hxeuf7M2b0x6tGtYNakjIO9Q08VDNxXIr1lEZJR2EMZ5JDTQ==
+
 exit@^0.1.2:
   version "0.1.2"
   resolved "https://registry.yarnpkg.com/exit/-/exit-0.1.2.tgz#0632638f8d877cc82107d30a0fff1a17cba1cd0c"