sepolicy/vendor/mediacodec.te

# /sys/class/video4linux/video6/name
allow mediacodec sysfs_v4l:dir r_dir_perms;
allow mediacodec sysfs_v4l_mfc:dir search;
allow mediacodec sysfs_v4l_mfc:file r_file_perms;

hal_client_domain(mediacodec, hal_power);