| Header | Start Code | Contenu principal |
|---|---|---|
| Sequence Header | 00 00 01 B3 | Résolution, aspect ratio, framerate, bitrate |
| Sequence Extension | 00 00 01 B5 (id=1) | Profile/Level, progressive, chroma format 4:2:0 |
| GOP Header | 00 00 01 B8 | Timecode, closed_gop, broken_link |
| Picture Header | 00 00 01 00 | Temporal ref, picture type (I), vbv_delay |
| Picture Coding Ext. | 00 00 01 B5 (id=8) | intra_dc_precision, picture_structure=frame |
| Slice (n) | 00 00 01 01..12 | Quantizer scale + macroblocs de la ligne n |
| Sequence End | 00 00 01 B7 | Marqueur de fin de flux |