/usr/include/gstreamer-1.0/gst/ is in libgstreamer-plugins-bad1.0-dev 1.14.0-1ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/include/gstreamer-1.0/gst/audio/
/usr/include/gstreamer-1.0/gst/audio/audio-bad-prelude.h
/usr/include/gstreamer-1.0/gst/audio/gstnonstreamaudiodecoder.h
/usr/include/gstreamer-1.0/gst/codecparsers/
/usr/include/gstreamer-1.0/gst/codecparsers/codecparsers-prelude.h
/usr/include/gstreamer-1.0/gst/codecparsers/gsth264parser.h
/usr/include/gstreamer-1.0/gst/codecparsers/gsth265parser.h
/usr/include/gstreamer-1.0/gst/codecparsers/gstjpeg2000sampling.h
/usr/include/gstreamer-1.0/gst/codecparsers/gstjpegparser.h
/usr/include/gstreamer-1.0/gst/codecparsers/gstmpeg4parser.h
/usr/include/gstreamer-1.0/gst/codecparsers/gstmpegvideometa.h
/usr/include/gstreamer-1.0/gst/codecparsers/gstmpegvideoparser.h
/usr/include/gstreamer-1.0/gst/codecparsers/gstvc1parser.h
/usr/include/gstreamer-1.0/gst/codecparsers/gstvp8parser.h
/usr/include/gstreamer-1.0/gst/codecparsers/gstvp8rangedecoder.h
/usr/include/gstreamer-1.0/gst/codecparsers/gstvp9parser.h
/usr/include/gstreamer-1.0/gst/insertbin/
/usr/include/gstreamer-1.0/gst/insertbin/gstinsertbin.h
/usr/include/gstreamer-1.0/gst/interfaces/
/usr/include/gstreamer-1.0/gst/isoff/
/usr/include/gstreamer-1.0/gst/isoff/gstisoff.h
/usr/include/gstreamer-1.0/gst/mpegts/
/usr/include/gstreamer-1.0/gst/mpegts/gst-atsc-section.h
/usr/include/gstreamer-1.0/gst/mpegts/gst-dvb-descriptor.h
/usr/include/gstreamer-1.0/gst/mpegts/gst-dvb-section.h
/usr/include/gstreamer-1.0/gst/mpegts/gst-scte-section.h
/usr/include/gstreamer-1.0/gst/mpegts/gstmpegts-enumtypes.h
/usr/include/gstreamer-1.0/gst/mpegts/gstmpegtsdescriptor.h
/usr/include/gstreamer-1.0/gst/mpegts/gstmpegtssection.h
/usr/include/gstreamer-1.0/gst/mpegts/mpegts-prelude.h
/usr/include/gstreamer-1.0/gst/mpegts/mpegts.h
/usr/include/gstreamer-1.0/gst/opencv/
/usr/include/gstreamer-1.0/gst/opencv/gstopencvutils.h
/usr/include/gstreamer-1.0/gst/opencv/gstopencvvideofilter.h
/usr/include/gstreamer-1.0/gst/opencv/opencv-prelude.h
/usr/include/gstreamer-1.0/gst/player/
/usr/include/gstreamer-1.0/gst/player/gstplayer-g-main-context-signal-dispatcher.h
/usr/include/gstreamer-1.0/gst/player/gstplayer-media-info.h
/usr/include/gstreamer-1.0/gst/player/gstplayer-signal-dispatcher.h
/usr/include/gstreamer-1.0/gst/player/gstplayer-types.h
/usr/include/gstreamer-1.0/gst/player/gstplayer-video-overlay-video-renderer.h
/usr/include/gstreamer-1.0/gst/player/gstplayer-video-renderer.h
/usr/include/gstreamer-1.0/gst/player/gstplayer-visualization.h
/usr/include/gstreamer-1.0/gst/player/gstplayer.h
/usr/include/gstreamer-1.0/gst/player/player-prelude.h
/usr/include/gstreamer-1.0/gst/player/player.h
/usr/include/gstreamer-1.0/gst/uridownloader/
/usr/include/gstreamer-1.0/gst/uridownloader/gstfragment.h
/usr/include/gstreamer-1.0/gst/uridownloader/gsturidownloader.h
/usr/include/gstreamer-1.0/gst/uridownloader/gsturidownloader_debug.h
/usr/include/gstreamer-1.0/gst/uridownloader/uridownloader-prelude.h
/usr/include/gstreamer-1.0/gst/video/
/usr/include/gstreamer-1.0/gst/video/gstvideoaggregator.h
/usr/include/gstreamer-1.0/gst/video/gstvideoaggregatorpad.h
/usr/include/gstreamer-1.0/gst/video/video-bad-prelude.h
/usr/include/gstreamer-1.0/gst/webrtc/
/usr/include/gstreamer-1.0/gst/webrtc/dtlstransport.h
/usr/include/gstreamer-1.0/gst/webrtc/icetransport.h
/usr/include/gstreamer-1.0/gst/webrtc/rtcsessiondescription.h
/usr/include/gstreamer-1.0/gst/webrtc/rtpreceiver.h
/usr/include/gstreamer-1.0/gst/webrtc/rtpsender.h
/usr/include/gstreamer-1.0/gst/webrtc/rtptransceiver.h
/usr/include/gstreamer-1.0/gst/webrtc/webrtc-enumtypes.h
/usr/include/gstreamer-1.0/gst/webrtc/webrtc.h
/usr/include/gstreamer-1.0/gst/webrtc/webrtc_fwd.h