/usr/include/libucsi/mpeg/ is in dvb-apps 1.1.1+rev1483-1.
This file is owned by root:root, with mode 0o755.
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/usr/include/libucsi/mpeg/audio_stream_descriptor.h
/usr/include/libucsi/mpeg/ca_descriptor.h
/usr/include/libucsi/mpeg/cat_section.h
/usr/include/libucsi/mpeg/content_labelling_descriptor.h
/usr/include/libucsi/mpeg/copyright_descriptor.h
/usr/include/libucsi/mpeg/data_stream_alignment_descriptor.h
/usr/include/libucsi/mpeg/datagram_section.h
/usr/include/libucsi/mpeg/descriptor.h
/usr/include/libucsi/mpeg/external_es_id_descriptor.h
/usr/include/libucsi/mpeg/fmc_descriptor.h
/usr/include/libucsi/mpeg/fmxbuffer_size_descriptor.h
/usr/include/libucsi/mpeg/hierarchy_descriptor.h
/usr/include/libucsi/mpeg/ibp_descriptor.h
/usr/include/libucsi/mpeg/iod_descriptor.h
/usr/include/libucsi/mpeg/iso_639_language_descriptor.h
/usr/include/libucsi/mpeg/maximum_bitrate_descriptor.h
/usr/include/libucsi/mpeg/metadata_descriptor.h
/usr/include/libucsi/mpeg/metadata_pointer_descriptor.h
/usr/include/libucsi/mpeg/metadata_section.h
/usr/include/libucsi/mpeg/metadata_std_descriptor.h
/usr/include/libucsi/mpeg/mpeg4_audio_descriptor.h
/usr/include/libucsi/mpeg/mpeg4_video_descriptor.h
/usr/include/libucsi/mpeg/multiplex_buffer_descriptor.h
/usr/include/libucsi/mpeg/multiplex_buffer_utilization_descriptor.h
/usr/include/libucsi/mpeg/muxcode_descriptor.h
/usr/include/libucsi/mpeg/odsmt_section.h
/usr/include/libucsi/mpeg/pat_section.h
/usr/include/libucsi/mpeg/pmt_section.h
/usr/include/libucsi/mpeg/private_data_indicator_descriptor.h
/usr/include/libucsi/mpeg/registration_descriptor.h
/usr/include/libucsi/mpeg/section.h
/usr/include/libucsi/mpeg/sl_descriptor.h
/usr/include/libucsi/mpeg/smoothing_buffer_descriptor.h
/usr/include/libucsi/mpeg/std_descriptor.h
/usr/include/libucsi/mpeg/system_clock_descriptor.h
/usr/include/libucsi/mpeg/target_background_grid_descriptor.h
/usr/include/libucsi/mpeg/tsdt_section.h
/usr/include/libucsi/mpeg/types.h
/usr/include/libucsi/mpeg/video_stream_descriptor.h
/usr/include/libucsi/mpeg/video_window_descriptor.h