Merge pull request #3882 from cudawarped:cudacodec_videowriter_h265_quicktime_compatibility

`cudacodec` - VideoWriter h265 QuickTime compatibility

Author: asmorkalov

modules/cudacodec/src/video_writer.cpp

@@ -82,7 +82,7 @@ class FFmpegVideoWriter : public EncoderCallback
 FFmpegVideoWriter::FFmpegVideoWriter(const String& fileName, const Codec codec, const int fps, const Size sz, const int idrPeriod) {
     if (!videoio_registry::hasBackend(CAP_FFMPEG))
         CV_Error(Error::StsNotImplemented, "FFmpeg backend not found");
-    const int fourcc = codec == Codec::H264 ? cv::VideoWriter::fourcc('a', 'v', 'c', '1') : cv::VideoWriter::fourcc('h', 'e', 'v', '1');
+    const int fourcc = codec == Codec::H264 ? cv::VideoWriter::fourcc('a', 'v', 'c', '1') : cv::VideoWriter::fourcc('h', 'v', 'c', '1');
     writer.open(fileName, fourcc, fps, sz, { VideoWriterProperties::VIDEOWRITER_PROP_RAW_VIDEO, 1, VideoWriterProperties::VIDEOWRITER_PROP_KEY_INTERVAL, idrPeriod });
     if (!writer.isOpened())
         CV_Error(Error::StsUnsupportedFormat, "Unsupported video sink");