Date: Sat, 11 Jul 1998 19:56:14 -0500 (CDT) From: Kevin Day <toasty@home.dragondata.com> To: rhh@ct.picker.com (Randall Hopper) Cc: hasty@rah.star-gate.com, multimedia@FreeBSD.ORG Subject: Re: bt878 support Message-ID: <199807120056.TAA09961@home.dragondata.com> In-Reply-To: <19980711193123.A15158@ct.picker.com> from Randall Hopper at "Jul 11, 98 07:31:23 pm"
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> Kevin Day: > |I just purchased a new bt878 compatible card... After a lot of fiddling from > |Amancio, we got it working properly... However, I'm not able to get the > > Hey, glad to hear it! > > |video in on the card to work. (blue screen, no video) In vic, we're able to > |get it to work using 'port-3' using the meteor device. Amancio has asked me > |to ask you to add support for it. :) > | > |Any way I can help? :) > > Well, I just caught up on the bt878 mail, and I have a few related questions: > > 1. Does your TV card feed all 4 Bt878 inputs? No. :) > 2. What are the Bt878 inputs on your card connected to? > (tuner, video jacks, svideo jacks, etc.) I have a tuner in, and a video in. That's it. > > The reason I ask is this: By convention, the mappings for Bt848 input > device types -to- bktr input device ioctl #defines are as follows: > > #define DEVICE TYPE > ------- --------------- > DEV0 = STD VIDEO INPUT > DEV1 = TUNER INPUT > DEV2 = SVIDEO INPUT > > This is fine. The app and the user don't need to know what strange way > "manufacturer X" wired up devices to the Bt848 inputs. The driver knows, > and it remaps these in a standard way to driver #defines. > > The issue I'm getting at here is, shouldn't the driver internally be > mapping the DEV0 input device type #define (i.e. STD VIDEO INPUT) to the > Bt878 Mux 3 for your card? Or do you have "2" STD VIDEO inputs on your > card? Or do we have a new type of of input device that can appear on TV > boards? > > Randall I'm not exactly sure here, you'll have to ask Amancio about what he found. :) It's just a standard video in, but apparently connected differently. Kevin To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-multimedia" in the body of the message
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