Recent research, such as the paper , focuses on how MP4 file structures can be used to identify the source device (e.g., a specific smartphone brand) or detect if a video has been tampered with or re-encoded by social platforms like YouTube. Key forensic findings include:

: MP4 is universally supported across Windows, iOS, Android, and hardware like smart TVs and gaming consoles. Forensic and Technical Research

: It is based on the Apple QuickTime File Format (MOV) and uses a series of "atoms" or "boxes" to organize data.

The string appears to be a unique YouTube video ID. While there is no specific academic paper titled with that exact ID, it refers to a video on YouTube that is likely stored in the MP4 container format .

: It typically utilizes H.264 or H.265 (HEVC) compression for video, allowing for high quality at relatively small file sizes.

작성하신 에 이용자들의 신고가 많은 표현이 포함되어 있습니다.

더 궁금하신 사항은 고객센터로 문의하시면 자세히 알려드리겠습니다.