Remove the Podfile.lock for example, fix one unused variable clang analyzer report

Author: dreampiggy

.gitignore

@@ -34,6 +34,7 @@ Carthage/Build
 # `pod install` in .travis.yml
 #
 Pods/
+Podfile.lock
 
 # SwiftPM
 .swiftpm

Example/Podfile.lock

@@ -188,22 +188,9 @@ - (nullable NSData *)encodedDataWithImage:(nullable UIImage *)image format:(SDIm
     size_t bitsPerComponent = CGImageGetBitsPerComponent(imageRef);
     CGBitmapInfo bitmapInfo = CGImageGetBitmapInfo(imageRef);
     CGImageAlphaInfo alphaInfo = bitmapInfo & kCGBitmapAlphaInfoMask;
-    CGBitmapInfo byteOrderInfo = bitmapInfo & kCGBitmapByteOrderMask;
     BOOL hasAlpha = !(alphaInfo == kCGImageAlphaNone ||
                       alphaInfo == kCGImageAlphaNoneSkipFirst ||
                       alphaInfo == kCGImageAlphaNoneSkipLast);
-    BOOL byteOrderNormal = NO;
-    switch (byteOrderInfo) {
-        case kCGBitmapByteOrderDefault: {
-            byteOrderNormal = YES;
-        } break;
-        case kCGBitmapByteOrder32Little: {
-        } break;
-        case kCGBitmapByteOrder32Big: {
-            byteOrderNormal = YES;
-        } break;
-        default: break;
-    }
 
     vImageConverterRef convertor = NULL;
     vImage_Error v_error = kvImageNoError;
@@ -218,7 +205,7 @@ - (nullable NSData *)encodedDataWithImage:(nullable UIImage *)image format:(SDIm
         .bitsPerComponent = 8,
         .bitsPerPixel = hasAlpha ? 32 : 24,
         .colorSpace = [SDImageCoderHelper colorSpaceGetDeviceRGB],
-        .bitmapInfo = hasAlpha ? kCGImageAlphaFirst | kCGBitmapByteOrderDefault : kCGImageAlphaNone | kCGBitmapByteOrderDefault // RGB888/ARGB8888 (Non-premultiplied to works for libbpg)
+        .bitmapInfo = hasAlpha ? kCGImageAlphaFirst | kCGBitmapByteOrderDefault : kCGImageAlphaNone | kCGBitmapByteOrderDefault // RGB888/ARGB8888 (Non-premultiplied to works for libavif)
     };
 
     convertor = vImageConverter_CreateWithCGImageFormat(&srcFormat, &destFormat, NULL, kvImageNoFlags, &v_error);