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celmar
29th August 2002, 21:27
Help !!!!
Encoding with CCE for multi-angle is a nightmare !
I have tested many settings without succes.
When inporting and dragg in Maestro, I get " Invalid Gop structure"
message.
Does anyone can help me.
I want to use shorts video under main video stream.
what are the parameters for Pal video and mult-angle application ?
Gop closed ?
Sequence headers ?
Gop structure ?
Restrict I frame insertion ?

Thanks

slk001
29th August 2002, 22:25
Each angle is encoded separately, then brought together in the authoring program. The different segments have to have the exact same length. They should both have the same encoding parameters. They have to be independent clips (ie, they have to have a closed ending GOP). I don't remember if they have to have identical GOP structures (which I believe that they do not). Read the Scenarist manual about multiple angles - it tells you the requirements for these types of DVD's.

celmar
30th August 2002, 06:21
I have found the solution;)

All the short video segments under main video must have a number of frames multiple of frames in a GOP.
Exemple: if you have 12 frames by GOP, the total number of frames
must be divisible by 12.
Bitrate (CBR or VBR) less 7800
In CCE:
Gop Tab:
M=3, N/M=4 (for PAL)
check the option " Restrict I frame insertion"
"Closed all GOP"
Seq header every :1 GOP
I use Bitrate Viewer for verifying GOP structure of the encoded file
until the last frame.