Here are the data structures with brief descriptions:

Cheif_ambient_viewing_environment
Cheif_camera_intrinsic_matrix
Cheif_color_conversion_options
Cheif_color_profile_nclx
Cheif_content_light_level
Cheif_decoded_mastering_display_colour_volume
Cheif_decoding_options
Cheif_depth_representation_info
Cheif_encoding_options
Cheif_entity_group
Cheif_error
Cheif_image_tiling
Cheif_init_params
Cheif_mastering_display_colour_volume
Cheif_plugin_info
Cheif_reader
Cheif_reader_range_request_result
Cheif_security_limits
Cheif_writer