쿠콘 문의사항 추가

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Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

plan/node_modules/image-size/dist/utils/bit-reader.js

@@ -0,0 +1,44 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.BitReader = void 0;
+/** This class helps read Uint8Array bit-by-bit */
+class BitReader {
+    constructor(input, endianness) {
+        this.input = input;
+        this.endianness = endianness;
+        // Skip the first 16 bits (2 bytes) of signature
+        this.byteOffset = 2;
+        this.bitOffset = 0;
+    }
+    /** Reads a specified number of bits, and move the offset */
+    getBits(length = 1) {
+        let result = 0;
+        let bitsRead = 0;
+        while (bitsRead < length) {
+            if (this.byteOffset >= this.input.length) {
+                throw new Error('Reached end of input');
+            }
+            const currentByte = this.input[this.byteOffset];
+            const bitsLeft = 8 - this.bitOffset;
+            const bitsToRead = Math.min(length - bitsRead, bitsLeft);
+            if (this.endianness === 'little-endian') {
+                const mask = (1 << bitsToRead) - 1;
+                const bits = (currentByte >> this.bitOffset) & mask;
+                result |= bits << bitsRead;
+            }
+            else {
+                const mask = ((1 << bitsToRead) - 1) << (8 - this.bitOffset - bitsToRead);
+                const bits = (currentByte & mask) >> (8 - this.bitOffset - bitsToRead);
+                result = (result << bitsToRead) | bits;
+            }
+            bitsRead += bitsToRead;
+            this.bitOffset += bitsToRead;
+            if (this.bitOffset === 8) {
+                this.byteOffset++;
+                this.bitOffset = 0;
+            }
+        }
+        return result;
+    }
+}
+exports.BitReader = BitReader;