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Diff for /wikisrc/users/jruoho/dvb.mdwn between versions 1.2 and 1.3

version 1.2, 2011/08/30 18:35:13	version 1.3, 2011/08/31 06:56:54
Line 12 Here is one basic way to test a [[!templ	Line 12 Here is one basic way to test a [[!templ

Scan a basic `channels.conf`:	Scan a basic `channels.conf`:

$ scan -x 0 /usr/pkg/share/dvb/dvb-t/fi-Turku > \	$ scan -x 0 /usr/pkg/share/dvb/dvb-t/fi-Turku > ~/.mplayer/channels.conf
~/.mplayer/channels.conf

Then you should be able to already use `mplayer`:	Then you should be able to already use `mplayer`:

$ mplayer dvb://"YLE TV1"	$ mplayer dvb://"YLE TV1"

For more involved testing, one can use for instance `tzap` (or equivalently,	Above "YLE TV1" is a channel present in the configuration file. For more
`czap` or `szap`). In one terminal set the driver for recording:	involved testing, one can use for instance `tzap` (or equivalently, `czap`
	or `szap`). First prepare again the configuration file:

	$ mkdir ~/.tzap && cd ~/.tzap
	$ ln -s ~/.mplayer/channels.conf .

	Then in one terminal set the driver for recording:

$ tzap -r "YLE TV1"	$ tzap -r "YLE TV1"

This gives continous information such as the signal strength. Check that the	This gives continuous information about the signal strength, signal to noise
FE_HAS_LOCK flag is present. Then pipe in an another terminal:	ratio (SNR), bit error rate (BER), and the number of uncorrected blocks (UNC),
	respectively. The values typically vary across cards and are often somewhat
	unreliable. But check for the FE_HAS_LOCK flag; it indicates whether the
	card has locked onto a signal. If there is a lock, pipe in an another terminal:

$ cat /dev/dvb/adapter0/dvr0 > file.ts	$ cat /dev/dvb/adapter0/dvr0 > file.ts

At some point break and try to play the output file with `mplayer`.	At some point break the pipe. If the output file is empty, something is wrong.
	Otherwise you can try to play it with `mplayer`.

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Removed from v.1.2
changed lines
	Added in v.1.3