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Bug 146987 - media-tv/w_scan works on amd64
Summary: media-tv/w_scan works on amd64
Status: RESOLVED FIXED
Alias: None
Product: Gentoo Linux
Classification: Unclassified
Component: New packages (show other bugs)
Hardware: All Linux
: High enhancement
Assignee: Gentoo VDR Project
URL: http://free.pages.at/wirbel4vdr/w_sca...
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2006-09-09 13:18 UTC by E. Scaglione
Modified: 2007-03-13 12:00 UTC (History)
2 users (show)

See Also:
Package list:
Runtime testing required: ---


Attachments
overlay dir for the ebuild (w_scan.tar.bz2,2.46 KB, application/x-bzip)
2006-09-09 13:21 UTC, E. Scaglione
Details
plaintext ebuild for w_scan (w_scan-20060903.ebuild,625 bytes, text/plain)
2006-09-09 14:59 UTC, E. Scaglione
Details
patch for gentoo paths (w_scan-20060903-paths.patch,3.36 KB, patch)
2006-09-09 14:59 UTC, E. Scaglione
Details | Diff

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Description E. Scaglione 2006-09-09 13:18:35 UTC
Anew ebuild for wirbel's w_scan
Comment 1 E. Scaglione 2006-09-09 13:21:45 UTC
Created attachment 96503 [details]
overlay dir for the ebuild

It would be nice to have it in gentoo.
Comment 2 Jakub Moc (RETIRED) gentoo-dev 2006-09-09 14:11:06 UTC
Please, don't attach tarballs. Reopen with a plaintext ebuild.

http://www.gentoo.org/proj/en/devrel/handbook/handbook.xml?part=2&chap=3#doc_chap2
Comment 3 E. Scaglione 2006-09-09 14:59:08 UTC
Created attachment 96522 [details]
plaintext ebuild for w_scan
Comment 4 E. Scaglione 2006-09-09 14:59:43 UTC
Created attachment 96523 [details, diff]
patch for gentoo paths
Comment 5 E. Scaglione 2006-09-09 15:01:09 UTC
plaintextebuildand patch added
Comment 6 E. Scaglione 2006-09-09 15:06:17 UTC
I add the url for the home and a small description from the wiki.

Winfried K
Comment 7 E. Scaglione 2006-09-09 15:06:17 UTC
I add the url for the home and a small description from the wiki.

Winfried Köhlers w_scan is an application that scans for DVB-T and DVB-C channel information to be included in VDRs channels.conf file. w_scan is special because it does not require any region-specific initial transponder data for operation.
Comment 8 Joerg Bornkessel (RETIRED) gentoo-dev 2006-09-09 15:09:45 UTC
assigned to vdr@gentoo.org
Comment 9 Jakub Moc (RETIRED) gentoo-dev 2006-09-09 15:16:02 UTC
@hd_brummy: if you meant to assign to yourself, you need to re-assign, not check Accept bug. :)
Comment 10 Matthias Schwarzott gentoo-dev 2006-09-16 09:26:24 UTC
It is in the tree now, thanks for submitting the ebuild.
Comment 11 Jukka Ruohonen 2006-09-19 04:02:47 UTC
Note #1: w_scan-20060903 compiles and runs fine on amd64 with gcc-4.1.1 and gcc 4.1.1-r1. A developer might want to confirm this and consider a ~amd64 keyword.

Note #2: Metadata is missing.
Comment 12 Matthias Schwarzott gentoo-dev 2006-09-19 04:11:18 UTC
1. I already added the missing metadata.
2. Noone will notice your text as this bug is marked as resolved.

Comment 13 Matthias Schwarzott gentoo-dev 2006-09-19 06:00:42 UTC
@amd64:
See comment #10, check if it works and add your keyword.

It should be able to scan dvb-c and dvb-t for receivable channels.
Comment 14 Jukka Ruohonen 2006-09-20 09:03:57 UTC
Ah, I thought a supplementation to this bug was appropriate because a search with "w_scan" gives only one hit - sorry you had to open this one again.
Comment 15 E. Scaglione 2006-09-20 09:36:05 UTC
(In reply to comment #13)
> Ah, I thought a supplementation to this bug was appropriate because a search
> with "w_scan" gives only one hit - sorry you had to open this one again.
> 

Just a curiosity where are you phisically, the standard used in your country (PAL-{A,B,C,D,E,F,G,H,I,....} SECAM, NTSC) are you testing dvb-t or dvb-c, and if you know, the frequencies of the channels not found ....
Comment 16 Jukka Ruohonen 2006-09-21 12:51:37 UTC
(In reply to comment #14)

Helsinki, Finland; PAL-B. I had no problems whatsoever with DVB-T, but couldn't get any channels for DVB-C because all (free) channels in my area use QAM_128, while w_scan reports that "QAM_AUTO not supported, trying QAM_64 and QAM_256", although that's probably just me, not the program.
Comment 17 E. Scaglione 2006-10-10 00:42:57 UTC
Than your card doesn't support the auto parameter for QAM and w_scan cannot be used. try it with the -x parameter and than feed the output to a regular scan from dvb-utils.

Even if I requested it and posted the ebuild now, after using it for a while, I believe not only that it doesn't work reliably but that is almost useless. 
It simply finds out the frequencies supported by the card (can be done with dvbsnoot -s feinfo) and than scans them setting all other dvb params to auto. The channels.conf generated still contains all settings to auto and, at least with my hardware, causes frequent crashes.
So I would not reccomend using it to generate a conf but only using it with the parameter
-x      generate initial tuning data for (dvb-)scan
and then use a regular (dvb-)scan to generate the config file.
Despite its problems this can be useful for newbie that need a simple command to figure out the frequencies supported by their cards.
More advanced user have better options to find the channel (scan dvbsnoop)
Comment 18 Matthias Schwarzott gentoo-dev 2007-03-13 12:00:01 UTC
seems to already have ~amd64 keyword:

  29 Jan 2007; Sven Wegener <swegener@gentoo.org> w_scan-20060903.ebuild:
  Add ~amd64 keyword.