libwebp-0.5.2-rc2

third_party/libwebp/enc/picture.c

Index: third_party/libwebp/enc/picture.c
diff --git a/third_party/libwebp/enc/picture.c b/third_party/libwebp/enc/picture.c
index d9befbc47d93fa0dcd1a1c5ac73c4a748f1df747..28c56cd6e54d18cbfa9933b25f3bf7ad0e74942f 100644
--- a/third_party/libwebp/enc/picture.c
+++ b/third_party/libwebp/enc/picture.c
@@ -88,8 +88,9 @@ int WebPPictureAllocARGB(WebPPicture* const picture, int width, int height) {
 }
 
 int WebPPictureAllocYUVA(WebPPicture* const picture, int width, int height) {
-  const WebPEncCSP uv_csp = picture->colorspace & WEBP_CSP_UV_MASK;
-  const int has_alpha = picture->colorspace & WEBP_CSP_ALPHA_BIT;
+  const WebPEncCSP uv_csp =
+      (WebPEncCSP)((int)picture->colorspace & WEBP_CSP_UV_MASK);
+  const int has_alpha = (int)picture->colorspace & WEBP_CSP_ALPHA_BIT;
   const int y_stride = width;
   const int uv_width = (width + 1) >> 1;
   const int uv_height = (height + 1) >> 1;