[mythtv-users] LIVA, Ubuntu, and VAAPI, am I doing it right?

[Stuart Auchterlonie]

On 22/07/15 04:43, Frank Phillips wrote:
> On Tue, Jul 21, 2015 at 9:36 PM, Steven Adeff <adeffs.mythtv at gmail.com
> <mailto:adeffs.mythtv at gmail.com>> wrote:
> 
>     from the mythfrontend log,
>     Jul 21 19:27:39 LIVA1 mythfrontend.real: mythfrontend[1447]: I
>     CoreContext vaapicontext.cpp:154 (Create) VAAPI: Ver
>     sion: 0.35
>     Jul 21 19:27:39 LIVA1 mythfrontend.real: mythfrontend[1447]: I
>     CoreContext vaapicontext.cpp:155 (Create) VAAPI: Dri
>     ver : Intel i965 driver - 1.3.0
>     Jul 21 19:27:39 LIVA1 mythfrontend.real: mythfrontend[1447]: I
>     CoreContext vaapicontext.cpp:529 (InitProfiles) VAAP
>     I: Profile: MPEG2Simple Entrypoints: VLD EncSlice (UNSUPPORTED)
>     Jul 21 19:27:39 LIVA1 mythfrontend.real: mythfrontend[1447]: I
>     CoreContext vaapicontext.cpp:529 (InitProfiles) VAAP
>     I: Profile: MPEG2Main Entrypoints: VLD EncSlice (UNSUPPORTED)
>     Jul 21 19:27:39 LIVA1 mythfrontend.real: mythfrontend[1447]: I
>     CoreContext vaapicontext.cpp:529 (InitProfiles) VAAP
>     I: Profile: Unknown Entrypoints: VLD EncSlice (UNSUPPORTED)
>     Jul 21 19:27:39 LIVA1 mythfrontend.real: mythfrontend[1447]: I
>     CoreContext vaapicontext.cpp:529 (InitProfiles) VAAP
>     I: Profile: H264Main Entrypoints: VLD EncSlice (UNSUPPORTED)
>     Jul 21 19:27:39 LIVA1 mythfrontend.real: mythfrontend[1447]: I
>     CoreContext vaapicontext.cpp:529 (InitProfiles) VAAP
>     I: Profile: H264High Entrypoints: VLD EncSlice (UNSUPPORTED)
>     Jul 21 19:27:39 LIVA1 mythfrontend.real: mythfrontend[1447]: I
>     CoreContext vaapicontext.cpp:529 (InitProfiles) VAAP
>     I: Profile: VC1Simple Entrypoints: VLD
>     Jul 21 19:27:39 LIVA1 mythfrontend.real: mythfrontend[1447]: I
>     CoreContext vaapicontext.cpp:529 (InitProfiles) VAAP
>     I: Profile: VC1Main Entrypoints: VLD
>     Jul 21 19:27:39 LIVA1 mythfrontend.real: mythfrontend[1447]: I
>     CoreContext vaapicontext.cpp:529 (InitProfiles) VAAP
>     I: Profile: VC1Advanced Entrypoints: VLD
>     Jul 21 19:27:39 LIVA1 mythfrontend.real: mythfrontend[1447]: I
>     CoreContext vaapicontext.cpp:529 (InitProfiles) VAAP
>     I: Profile: Unknown Entrypoints: Unknown
>     Jul 21 19:27:39 LIVA1 mythfrontend.real: mythfrontend[1447]: I
>     CoreContext vaapicontext.cpp:529 (InitProfiles) VAAPI: Profile:
>     Unknown Entrypoints: VLD
>     Jul 21 19:27:39 LIVA1 mythfrontend.real: mythfrontend[1447]: I
>     CoreContext avformatdecoder.cpp:2378 (OpenAVCodec) AFD: Opened codec
>     0x4682080, id(H264) type(Video)
> 
>     does it matter that those all say UNSUPPORTED?
> 
> 
> Notice how it says "VLD EncSlice (UNSUPPORTED)"? I'm guessing that means
> just the encoding portion (EncSlice) is unsupported, while decoding
> (VLD) is supported. You can compare this to the output of vainfo to
> confirm. Being an Atom processor, it wouldn't surprise me if it is
> lacking encoder functionality.
> 

MythTV doesn't support any of the encoder profiles which is why
they are listed as unsupported, however as they are reported then
it's probably that the chip does support them.

The vainfo output will confirm as it will list all the profiles the
hardware / driver combination supports.


Regards
Stuart