Okla. Stat. tit. 21, § 1024.4

Upon final conviction of the accused and any codefendant, the magistrate or law enforcement agency shall, with the consent of the district attorney, cause any obscene material or child sexual abuse material, in respect whereof the accused and any codefendant stands convicted and which remains in the possession or control of such magistrate, law enforcement agency or district attorney, to be destroyed including, but not limited to, the destruction of any computer, hard drive or other electronic storage media of the accused or codefendant on which such obscene material or child sexual abuse material was located. For purposes of this section, "final conviction" includes the exhaustion of or failure to timely pursue post-conviction and state and federal habeas corpus review.