Upgrade to libwebp-1.2.2

Author: amarpal

bench/z_benchmark_test.go

@@ -4,6 +4,7 @@
 
 // generated by go run gen.go -output z_benchmark_test.go; DO NOT EDIT
 
+//go:build go1.6
 // +build go1.6
 
 package webp_bench

capi.go

@@ -15,8 +15,8 @@
 package webp
 
 /*
-#cgo CFLAGS: -I./internal/libwebp-1.0.2/
-#cgo CFLAGS: -I./internal/libwebp-1.0.2/src/
+#cgo CFLAGS: -I./internal/libwebp-1.2.2/
+#cgo CFLAGS: -I./internal/libwebp-1.2.2/src/
 #cgo CFLAGS: -I./internal/include/
 #cgo CFLAGS: -Wno-pointer-sign -DWEBP_USE_THREAD
 #cgo !windows LDFLAGS: -lm

gen_helper.go

@@ -39,8 +39,8 @@ func clearOldGenFiles() {
 }
 
 func genIncludeFiles() {
-	ss := parseCMakeListsTxt("internal/libwebp-1.0.2/CMakeLists.txt", "WEBP_SRC_DIR", "*.c")
-	muxSS, err := findFiles("internal/libwebp-1.0.2/src/mux", "*.c")
+	ss := parseCMakeListsTxt("internal/libwebp-1.2.2/CMakeLists.txt", "WEBP_SRC_DIR", "*.c")
+	muxSS, err := findFiles("internal/libwebp-1.2.2/src/mux", "*.c")
 	if err != nil {
 		log.Fatal(err)
 	}