update 3.4.x specific parts

Author: skvark

README.md

@@ -171,13 +171,13 @@ On slow systems such as Raspberry Pi the full build may take several hours. On a
 
 Opencv-python package (scripts in this repository) is available under MIT license.
 
-OpenCV itself is available under [Apache 2](https://github.com/opencv/opencv/blob/master/LICENSE) license.
+OpenCV itself is available under [3-clause BSD License](https://github.com/opencv/opencv/blob/master/LICENSE).
 
 Third party package licenses are at [LICENSE-3RD-PARTY.txt](https://github.com/skvark/opencv-python/blob/master/LICENSE-3RD-PARTY.txt).
 
 All wheels ship with [FFmpeg](http://ffmpeg.org) licensed under the [LGPLv2.1](http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html).
 
-Non-headless Linux and MacOS wheels ship with [Qt 5](http://doc.qt.io/qt-5/lgpl.html) licensed under the [LGPLv3](http://www.gnu.org/licenses/lgpl-3.0.html).
+Non-headless Linux wheels ship with [Qt 5](http://doc.qt.io/qt-5/lgpl.html) licensed under the [LGPLv3](http://www.gnu.org/licenses/lgpl-3.0.html).
 
 The packages include also other binaries. Full list of licenses can be found from [LICENSE-3RD-PARTY.txt](https://github.com/skvark/opencv-python/blob/master/LICENSE-3RD-PARTY.txt).
 

setup.py

@@ -93,7 +93,7 @@ def main():
     # Path regexes with forward slashes relative to CMake install dir.
     rearrange_cmake_output_data = {
         "cv2": (
-            [r"bin/opencv_videoio_ffmpeg\d{3}%s\.dll" % ("_64" if x64 else "")]
+            [r"bin/opencv_ffmpeg\d{3,4}%s\.dll" % ("_64" if x64 else "")]
             if os.name == "nt"
             else []
         )
@@ -106,7 +106,7 @@ def main():
             % {"ext": re.escape(sysconfig.get_config_var("EXT_SUFFIX"))}
         ],
         "cv2.data": [  # OPENCV_OTHER_INSTALL_PATH
-            ("etc" if os.name == "nt" else "share/opencv4") + r"/haarcascades/.*\.xml"
+            ("etc" if os.name == "nt" else "share/OpenCV") + r"/haarcascades/.*\.xml"
         ],
     }