[Nouveau] libva problem?

[James]

It turned out to be a simple fix.

I set the "Dolby Surround" option in vlc to on instead of auto.

Thanks for you help.


On 2018-05-01 06:19 PM, Ilia Mirkin wrote:
> On Tue, May 1, 2018 at 6:16 PM, James <bjlockie at lockie.ca> wrote:
>> On 2018-05-01 06:00 PM, Ilia Mirkin wrote:
>>> On Tue, May 1, 2018 at 5:53 PM, James <bjlockie at lockie.ca> wrote:
>>>> I am playing videos from my lubuntu computer to my tv through the hdmi
>>>> interface on my video card.
>>>> It mostly works.
>>>> Some sound doesn't and I think it is related to the audio code.
>>>> A52 Audio (aka AC3) (a52) works.
>>>> It seems MPEG AAC Audio (mp4a) doesn't work.
>>>> I checked a video that used to work and it doesn't work now.
>>>> It has the mp4a codec also.
>>>>
>>>> The one that used to work shows this in Tools/Messages:
>>>> vdpau_avcodec error: decoder profile not supported: 7
>>>>
>>>> The new one that doesn't work shows this in Tools/Messages:
>>>> vdpau_avcodec error: decoder profile not supported: 8
>>>>
>>>> I think it might be related to the noveau video driver:
>>>> $ vainfo
>>>> libva info: VA-API version 0.40.0
>>>> libva info: va_getDriverName() returns 0
>>>> libva info: Trying to open
>>>> /usr/lib/x86_64-linux-gnu/dri/nouveau_drv_video.so
>>>> libva info: va_openDriver() returns -1
>>>> vaInitialize failed with error code -1 (unknown libva error),exit
>>> What GPU do you have? For video acceleration (i.e. va-api and vdpau),
>>> did you install the necessary firmware?
>>>
>> I didn't need firmware before but it looks like I do now.
>> I will look into that.
> Well, you don't need it to play back video. You only need it for
> GPU-accelerated video decoding (which is what you get when using
> va-api or vdpau). See
> https://nouveau.freedesktop.org/wiki/VideoAcceleration/ for the
> details.
>
>   -ilia