[linux-dvb] A fundamental question on DVB-T Modules
mauro.borghi at telecomitalia.it
Wed Apr 5 11:32:19 CEST 2006
Satheesh S. wrote:
> Hello all,
> I am new to the DVB-T technology.
> I would like to interface a USB based DVB-T module to my Portable
> Media Player running Embedded Linux.
> In this context, I would like to know the nature of the data that
> flows from a USB based DVB-T module (such as Freecom DVB-T USB Stick
> or AVerMedia AVerTV DVB-T) to the USB host: Is it MPEG2 Transport
> Stream (that contains compressed audio-video data) OR uncompressed
> audio/video data. In other words, I would like to know if audio-video
> decoding happens inside the DVB-T module or in the host processor.
Decoding usually happens in the host processor, i.e. data flowing on USB
is an MPEG-2 TS, or at least a part of it (the PIDs you need).
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