Je suis un peu decu de la solidarite des internautes de ce forum.
Voici donc la reponse a ma propre question (en anglais svp) pour que les differents fichiers VOB soient vu comme un seul flux:
The set of VOB files for one DVD program is under the VIDEO_TS folder on the D driver, such as the following list:
VTS_01_1.vob
VTS_01_2.vob
VTS_01_3.vob
VTS_01_4.vob
Open the notepad, enter the following text:
[MBSFile]
NumFile= 4
File= D:\VIDEO_TS\VTS_01_1.vob
File= D:\VIDEO_TS\VTS_01_2.vob
File= D:\VIDEO_TS\VTS_01_3.vob
File= D:\VIDEO_TS\VTS_01_4.vob
Save the text as a .mbs files, such as "DVD.mbs"
Drag and drop the "DVD.mbs" into MVW.
The MPEG editor will load this ".mbs" file and treat it
as one continuous MPEG stream.