DLS, DL+ and Announcements support

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Mircea Rila

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Mar 20, 2013, 11:51:46 AM3/20/13
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Hello all, I'm evaluating CRC-mmbTools for a project we have. I see we can generate live ETI files with CRC-DabMux. I did see the options for setting Service Label, PTY and some other flags. However, I didn't see any flags for Announcements, DLS or DL+.
Is this supported or it's something that needs to be added to the application? How much effort do you think this would imply?
Also, is there any way we can dynamically change the Service Label, PTY etc. without interrupting the stream?

Thanks for your answers.

Best regards,
Mircea Rila

Pascal Charest

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Mar 20, 2013, 7:05:59 PM3/20/13
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Hi Mircea,

DLS and DL+ are not part of the DAB multiplexer, but of the audio
encoder; PAD stream is multiplexed inside the audio stream. CRC-DABPLUS
has an experimental feature for DLS, but DL+ is not directly supported.
If I'm not wrong, DL+ is DLS with XML tags, so it could be added
externally and send to the DLS input. Please note that CRC-DABPLUS is
not an open source project.

Sorry, CRC-DABMUX does not support dynamic change of Service information.

Regards,

Pascal
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