opencv.patch

diff --git a/platforms/ios/build_framework.py b/platforms/ios/build_framework.py
index 77878280f7..435eb89c8c 100755
--- a/platforms/ios/build_framework.py
+++ b/platforms/ios/build_framework.py
@@ -426,6 +426,12 @@ class Builder:
                         file.write(body)
         if self.build_objc_wrapper:
             copy_tree(os.path.join(builddirs[0], "install", "lib", name + ".framework", "Headers"), os.path.join(dstdir, "Headers"))
+            module_header = os.path.join(dstdir, "Headers", name + "-Swift.h")
+            if os.path.isfile(module_header):
+                for d in builddirs[1:]:
+                    header_to_merge = os.path.join(d, "install", "lib", name + ".framework", "Headers", name + "-Swift.h")
+                    self.mergeModuleHeaders(module_header, header_to_merge)
+
             platform_name_map = {
                     "arm": "armv7-apple-ios",
                     "arm64": "arm64-apple-ios",
@@ -478,6 +484,24 @@ class Builder:
                 d = os.path.join(framework_dir, *l[1])
                 os.symlink(s, d)
 
+    def mergeModuleHeaders(self, merged_header, module_header):
+        print("Merging module headers:\n\t%s\n\t%s" % (merged_header, module_header))
+        with codecs.open(merged_header, "r", "utf-8") as file:
+            merged_lines = file.readlines()
+
+        for i in range(len(merged_lines)):
+            if merged_lines[i].find("#error unsupported Swift architecture") != -1:
+                merged_lines = merged_lines[:i-1]
+                break
+
+        with codecs.open(module_header, "r", "utf-8") as file:
+            module_lines = file.readlines()
+
+        merged_lines.extend(module_lines[1:])
+
+        with codecs.open(merged_header, "w", "utf-8") as file:
+            file.writelines(merged_lines)
+
     def copy_samples(self, outdir):
         return