Francesco Schiavarelli wrote: > Johannes Stezenbach wrote: >> On Sat, Nov 03, 2007, Manu Abraham wrote: >>> If you see H.2 and H.3, the difference is between CCM and VCM >>> (Note: that both are cases of multiple "TS's") >>> >>> H.2 (CCM) is applicable for DVB-T muxes. Here there is a HP/LP stream >>> selection in some fashion combined with the merger/slicer where >>> stream id is used. >> >> What makes you think there is HP/LP involved? All H.2 says >> is that two DVB-T streams are transmitted using one >> DVB-S2 transponder to a DVB-T transmitter. The DVB-T transmitter >> could then transmit them on two different frequencies in >> non-hierarchical mode. >> >> (Indeed H.2 says "two DTT MUXes at 24 Mbit/s each" indicating >> they are not hierarchical because you can't get that >> bitrate in DVB-T hierarchical mode. But even if it were DVB-T >> hierarchical mode it has nothing to do with DVB-S2 backwards >> compatible mode hierarchical modulation.) >> > I agree with you, Johannes. > There is no evidence of hierarchical modulation, nevertheless the two > streams I was looking at had the same channel protection that is no > HP/LP, and I was told it was DVB-S2 CCM. > > When the transponder will be up again I'll be able to do more tests. Yeah, looks more like that, will have a patch soon to do some tests for it. STM's comments confirm that. Manu Manu, MIS allows the selection of streams using the stream identifier. Regard Peter PS, I just go back from a trip. _______________________________________________ linux-dvb mailing list linux-dvb@xxxxxxxxxxx http://www.linuxtv.org/cgi-bin/mailman/listinfo/linux-dvb
