Can you mail the output from myth when you start watching live tv. Yes it does sound like ivtv is workintg though.
John --- Dhiraj Kamble <[EMAIL PROTECTED]> wrote: > i can watch Cable when i do a > "dd if=/dev/video0 of=/dev/video16 bs=64k" > followed by > "ivtvfbctl /dev/fb1 -noglobalalpha -localalpha" > i guess this means that the ivtv drivers are > working fine. > but i still cant watch live TV. i get a blank > screen, and then it returns > to the frontend. > where can i find the logs, for "watch Live Tv". > i have checked the /var/log/mythtv/mythbackend.log, > but i dont find any > info there. > any reasons why i must be getting a blank screen ? > i am using Knoppmyth, R5A15.1, does this version > have any problem. > should i try R5A16 ? > > > On 7/8/05, John Harvey > <[EMAIL PROTECTED]> wrote: > > > > Ok. I would go to the latest driver version > > Don't worry about 7127 parameters. You probably > don't need any options to > > ivtv though I do use ivtv_std=2 to force PAL but I > believe that should > > work > > now. > > Start from that and see what happens. > > I may well look at the 7127 options because I have > had a few people try > > and > > fail to get a test image working. > > > > John > > > > > -----Original Message----- > > > From: [EMAIL PROTECTED] > [mailto:mythtv-users- > > > [EMAIL PROTECTED] On Behalf Of Oscar Curero > > > Sent: 07 July 2005 01:36 > > > To: mythtv-users@mythtv.org > > > Subject: Re: [mythtv-users] Black screen > whenusing"pvr-350decoder/tv- > > > out"option > > > > > > El Miércoles, 6 de Julio de 2005 19:06, > escribió: > > > > For some reason this bounced sending it to > myth mailing list so I'm > > > sending > > > > it direct. > > > > John > > > > > > > > Ok I'm confused. IVTV doesn't appear to return > EINVAL from that write > > > call. > > > > Anyway 0.3.2c is fairly old I would suggest > that we start by upgrading > > > to > > > > the latest version. Then lets try to get > things working slowly. > > > > > > Ahh.. ¿EINVAL? Let me start from the begining: > > > > > > The ivtv drivers have a kernel module called > "saa7127". This module has > > > parameters, like "test_image", "output_enable", > "output_select"... I was > > > following TVout howto. But I couldn't get any > parameter to work. I > > always > > > had > > > the same error: > > > > > > saa7127: unsupported module, tainting kernel. > > > saa7127: Unknown parameter `test-image' > > > saa7127: Ignoring new-style parameters in > presence of obsolete ones > > > load_module: err 0xfffffffe (dont worry) > > > > > > So, I edited the source code of the saa7127.c > and did the modfications > > by > > > hand. For example: > > > > > > static int debug = 1; > > > static int test_image =0; > > > > > > A changed to: > > > > > > static int debug = 1; > > > static int test_image = 1; > > > > > > I did the same for the standar type (ntsc or > pal): > > > > > > static int saa7127_set_norm(struct i2c_client > *client) > > > { > > > struct saa7127 *encoder = (struct saa7127 > > > *)i2c_get_clientdata(client); > > > const struct i2c_reg_value *inittab; > > > > > > switch (encoder->norm) { > > > case SAA7127_VIDEO_NORM_NTSC: > > > dprintk(1, "Selecting NTSC video Standard\n"); > > > inittab = saa7127_init_config_ntsc; > > > encoder->reg_61 = SAA7127_NTSC_DAC_CONTROL; > > > break; > > > case SAA7127_VIDEO_NORM_PAL: > > > dprintk(1, "Selecting PAL video Standard\n"); > > > inittab = saa7127_init_config_pal; > > > encoder->reg_61 = SAA7127_PAL_DAC_CONTROL; > > > break; > > > default: > > > return -EINVAL; > > > } > > > > > > /* Write Table */ > > > saa7127_write_inittab(client, inittab); > > > return 0; > > > } > > > > > > A changed to: > > > > > > static int saa7127_set_norm(struct i2c_client > *client) > > > { > > > struct saa7127 *encoder = (struct saa7127 > > > *)i2c_get_clientdata(client); > > > const struct i2c_reg_value *inittab; > > > > > > switch (encoder->norm) { > > > case SAA7127_VIDEO_NORM_NTSC: > > > dprintk(1, "Selecting PAL video Standard\n"); > > > inittab = saa7127_init_config_pal; > > > encoder->reg_61 = SAA7127_PAL_DAC_CONTROL; > > > break; > > > case SAA7127_VIDEO_NORM_PAL: > > > dprintk(1, "Selecting PAL video Standard\n"); > > > inittab = saa7127_init_config_pal; > > > encoder->reg_61 = SAA7127_PAL_DAC_CONTROL; > > > break; > > > default: > > > return -EINVAL; > <----------------------------OOPS > > > } > > > > > > /* Write Table */ > > > saa7127_write_inittab(client, inittab); > > > return 0; > > > } > > > > > > So it always use PAL (whatever the standard is). > Mythtv does something > > > that > > > return EINVAL when calling this function. > > > > > > I will email the ivtv list to see if they can > fix the parmeters on the > > > saa7127 > > > module. > > > > > > Thanks, > > > -- > > > Oscar Curero - Linux user: 306877 > > > -- GPG keyID: 0xE0EA0B24 -- > > > > _______________________________________________ > > mythtv-users mailing list > > mythtv-users@mythtv.org > > > http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users > > > > _______________________________________________ > mythtv-users mailing list > mythtv-users@mythtv.org > http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users > _______________________________________________ mythtv-users mailing list mythtv-users@mythtv.org http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users