user21845: Is MP4 a valid or common container for ProRes? I've only seen it in MOVs and MXFs.

user1871: No, officially, ProRes is not a registered codec for the ISOBMFF family, of which MP4 is a member.

21845: <p>Is MP4 a valid or common container for ProRes? I've only seen it in MOVs and MXFs.</p>
 1871: <p>No, officially, ProRes is not a <a href="http://mp4ra.org/#/codecs" rel="nofollow noreferrer">registered codec</a> for the ISOBMFF family, of which MP4 is a member.</p>
