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node_modules/exif-parser/cmd/extract-thumbnail.js

@@ -0,0 +1,16 @@
+var exifParser = require('../index');
+
+var buf = require('fs').readFileSync(process.argv[2]);
+var parser = exifParser.create(buf).enableReturnTags(false);
+var result = parser.parse();
+
+if(!result.hasThumbnail('image/jpeg')) {
+	console.log('no jpeg thumbnail in this image');
+	process.exit(1);
+} else {
+	var size = result.getThumbnailSize();
+	var buffer = result.getThumbnailBuffer();
+	require('fs').writeFileSync(process.argv[3], buffer);
+	console.log('wrote thumbnail of size ' + size.width + 'x' + size.height + ' to ' + process.argv[3] + ' (' + buffer.length + ' bytes)');
+	process.exit(0);
+}