gstreamer-vaapi no VA Surface available mpeg2 streams

[arnaud tonda]

2012/3/1 sreerenj b <bsreerenj at gmail.com>

>
>
> On Wed, Feb 29, 2012 at 12:52 PM, arnaud tonda <arnaud.tonda at gmail.com>wrote:
>
>> Dear all,
>>
>> firstly this is my work environment :
>>
>> Asus AT3 with nvidia GT218 Chipset.
>> latest stable version of gstreamer base and plugins (good, bad)
>> latest git version of vdpau-va-drivers
>> latest git version of libva
>> latest git version of gstreamer-vaapi
>>
>>
>> I actually try to play some tv records that are mpegts streams with mpeg2
>> video inside.
>> to get benefits of hardware acceleration, i would get working
>> gstreamer-vaapi.
>>
>> after compiling and installing gstreamer-vaapi i can play some h264
>> streams fluently with vaapidecode and vaapisink inside a playbin2 element.
>>
>> the problem i have, seems to occurs only with mpegts streams.
>>
>> the pipeline go in PLAYING state, the audio play fine, but i have only
>> the first video frame.
>>
>> after adding some debug traces with this command line :
>>
>> GST_DEBUG=vaapi:5,vaapidecode:5 gst-launch -v playbin2
>> uri=file:///tv/bfm_business.ts
>>
>> it appears some errors on vaapidecode element :
>>
>> #####################
>>  0:00:03.622048968 18673  0xa171b20 DEBUG            vaapidecode
>> gstvaapidecode.c:259:gst_vaapidecode_step: decode timeout. Decoder required
>> a VA surface but none got available within one second
>> 0:00:03.622550808 18673  0xa171b20 DEBUG            vaapidecode
>> gstvaapidecode.c:678:gst_vaapidecode_sink_event: handle sink event 'tag'
>> 0:00:03.622842928 18673  0xa171b20 DEBUG                  vaapi
>> gstvaapidecoder.c:66:push_buffer: queue encoded data buffer 0xa1730c0 (5688
>> bytes)
>> 0:00:04.630819919 18673  0xa171b20 DEBUG            vaapidecode
>> gstvaapidecode.c:259:gst_vaapidecode_step: decode timeout. Decoder required
>> a VA surface but none got available within one second
>> 0:00:04.631353639 18673  0xa171b20 DEBUG            vaapidecode
>> gstvaapidecode.c:678:gst_vaapidecode_sink_event: handle sink event 'tag'
>> 0:00:04.631651479 18673  0xa171b20 DEBUG                  vaapi
>> gstvaapidecoder.c:66:push_buffer: queue encoded data buffer 0xa173120 (5496
>> bytes)
>> 0:00:05.639477110 18673  0xa171b20 DEBUG            vaapidecode
>> gstvaapidecode.c:259:gst_vaapidecode_step: decode timeout. Decoder required
>> a VA surface but none got available within one second
>> 0:00:05.640880150 18673  0xa171b20 DEBUG            vaapidecode
>> gstvaapidecode.c:678:gst_vaapidecode_sink_event: handle sink event 'tag'
>> 0:00:05.641189710 18673  0xa171b20 DEBUG                  vaapi
>> gstvaapidecoder.c:66:push_buffer: queue encoded data buffer 0xa171da0
>> (88956 bytes)
>> 0:00:06.649069620 18673  0xa171b20 DEBUG            vaapidecode
>> gstvaapidecode.c:259:gst_vaapidecode_step: decode timeout. Decoder required
>> a VA surface but none got available within one second
>> 0:00:06.649642940 18673  0xa171b20 DEBUG            vaapidecode
>> gstvaapidecode.c:678:gst_vaapidecode_sink_event: handle sink event 'tag'
>> 0:00:06.649993420 18673  0xa171b20 DEBUG                  vaapi
>> gstvaapidecoder.c:66:push_buffer: queue encoded data buffer 0xa171c20 (5864
>> bytes)
>>  #####################
>>
>> Is there someone who can explain me what means that there is no VA
>> surface available?
>>
>
>  It is probably a bug in gst-vaapi.  vaapidecoder  is pre-allocating six
> surfaces for rendering (except for h264)...somehow it is not freeing .. Is
> it the  case for all mpeg2-transportstream?
>

It seems to occures on all  mpeg2-transportstream, anyways at least on all
i have.
i can provide some short streams if needed.

>
>
>
>>  maybe i have forgotten something to do.
>>
>> i don't understand where can be the problem.
>>
>> here some VAinfo if needed :
>>
>>  libva: VA-API version 0.32.0
>> libva: va_getDriverName() returns 0
>> libva: Trying to open /usr/lib/dri/nvidia_drv_video.so
>> libva: va_openDriver() returns 0
>> vainfo: VA-API version: 0.32 (libva 1.0.16.pre1)
>> vainfo: Driver version: Splitted-Desktop Systems VDPAU backend for VA-API
>> - 0.7.4.pre1
>> vainfo: Supported profile and entrypoints
>>       VAProfileMPEG2Simple            : VAEntrypointVLD
>>       VAProfileMPEG2Main              : VAEntrypointVLD
>>       VAProfileH264Main               : VAEntrypointVLD
>>       VAProfileH264High               : VAEntrypointVLD
>>       VAProfileVC1Simple              : VAEntrypointVLD
>>       VAProfileVC1Main                : VAEntrypointVLD
>>       VAProfileVC1Advanced            : VAEntrypointVLD
>>
>> Best regards
>> --
>> Arnaud Tonda
>>
>>
>> _______________________________________________
>> gstreamer-devel mailing list
>> gstreamer-devel at lists.freedesktop.org
>> http://lists.freedesktop.org/mailman/listinfo/gstreamer-devel
>>
>>
>
>
> --
> Sreerenj Balachandran (Intel OTC, Finland)
> http://twitter.com/#!/sreerenj
>
>
>
>
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>


-- 
Arnaud Tonda

téléphone : 06 34 23 57 78
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