Update OpenCVFindWebP.cmake with sturkmen72's suggestion

@sturkmen72 feel free to fold into https://github.com/opencv/opencv/pull/26762 but I would just like a dedicated patch to try.
3 weeks ago · 2a0092cf75
parent d5f69305cb
commit 2a0092cf75
1 changed files with 10 additions and 3 deletions
--- a/cmake/OpenCVFindWebP.cmake
+++ b/cmake/OpenCVFindWebP.cmake
@ -10,10 +10,17 @@

 # Look for the header file.

-FIND_PATH(WEBP_INCLUDE_DIR NAMES webp/decode.h)
+unset(WEBP_FOUND)

-if(NOT WEBP_INCLUDE_DIR)
-    unset(WEBP_FOUND)
+find_package(WebP QUIET)
+
+if(TARGET WebP::webp AND TARGET WebP::webpdemux AND TARGET WebP::libwebpmux)
+    MARK_AS_ADVANCED(WEBP_INCLUDE_DIR)
+    MARK_AS_ADVANCED(WEBP_LIBRARY)
+
+    SET(WEBP_FOUND TRUE)
+    SET(WEBP_LIBRARY WebP)
+    SET(WEBP_INCLUDE_DIR)
 else()
    MARK_AS_ADVANCED(WEBP_INCLUDE_DIR)