[mythtv-users] VDPAU poor playback - stuttering with mythvideo and internal player

Greg Oliver oliver.greg at gmail.com
Mon Jan 18 12:26:42 UTC 2010


On Sun, Jan 17, 2010 at 10:39 PM, Phil Wild <philwild at gmail.com> wrote:
>
>
> 2010/1/18 Phil Wild <philwild at gmail.com>
>>
>> Hi mythtv users,
>>
>> I ran into difficulty last night trying to play an mkv movie file under
>> mythvideo.
>>
>> I have a zotac ION frontend (dual core) and a gigabit network between it
>> and my backend.
>>
>> Things have been working fairly smoothly for quite a while now, but this
>> clip just won't play nice.
>> I can confirm that it plays fine from windows using VLC on my desktop. The
>> clip has a res of 1280x692 (from memory) and when it is played on the
>> frontend, it stutters very badly - completely unwatchable.
>>
>> top reported CPU usage at 114% for mythfrontend when trying to play this
>> clip.
>>
>> The mythfrontend log contains the following (see at end of post)
>>
>> I have no issue playing any other HD content (720P and 1080i) from free to
>> air (DVB-T) over the same equipment.
>>
>> Any thoughts on this? I can supply a video sample if some one would like
>> to test this on their setup (what is the best way of chopping a sample of
>> the video to make it available?)
>
> Sorry should have added that I am running trunk from JY Avenard's repo on
> mythbuntu karmic.


Can you post the output from mediainfo for the file?  For ubuntu, you
can get mediainfo from :
http://ppa.launchpad.net/shiki/mediainfo/ubuntu (or compile it
yourself of course)..

-Greg


>>
>> Cheers
>>
>> Phil
>>
>> 2010-01-17 19:27:12.207 SendReceiveStringList(MESSAGE,SYSTEM_EVENT
>> PLAY_STARTED HOSTNAME echo CHANID  STARTTIME 2010-01-17T19:26:12 SENDER
>> echo) called from UI thread
>> 2010-01-17 19:27:12.311 TV: Attempting to change from None to Watching
>> Video
>> 2010-01-17 19:27:13.546 AFD: Opened codec 0xb9036a0, id(H264) type(Video)
>> 2010-01-17 19:27:13.546 AFD: codec DTS has 6 channels
>> 2010-01-17 19:27:13.547 AFD: Opened codec 0xa8b9330, id(DTS) type(Audio)
>> 2010-01-17 19:27:13.548 AFD: codec AC3 has 2 channels
>> 2010-01-17 19:27:13.551 AFD: Opened codec 0xb347f60, id(AC3) type(Audio)
>> 2010-01-17 19:27:13.551 AFD Error: Could not find decoder for codec
>> (Unknown Codec ID), ignoring.
>> 2010-01-17 19:27:13.551 AFD Error: Could not find decoder for codec
>> (Unknown Codec ID), ignoring.
>> 2010-01-17 19:27:13.551 AFD Error: Could not find decoder for codec
>> (Unknown Codec ID), ignoring.
>> 2010-01-17 19:27:13.551 AFD Error: Could not find decoder for codec
>> (Unknown Codec ID), ignoring.
>> 2010-01-17 19:27:13.552 AFD Error: Could not find decoder for codec
>> (Unknown Codec ID), ignoring.
>> 2010-01-17 19:27:13.552 AFD Error: Could not find decoder for codec
>> (Unknown Codec ID), ignoring.
>> 2010-01-17 19:27:13.614 Opening audio device 'hdmi'. ch 2(2) sr 48000
>> (reenc 1)
>> 2010-01-17 19:27:13.701 Opening ALSA audio device 'hdmi'.
>> 2010-01-17 19:27:13.980 OSD Theme Dimensions W: 1280 H: 720
>> 2010-01-17 19:27:14.852 TV: Changing from None to Watching Video
>> 2010-01-17 19:27:14.859 The realtime priority setting is not enabled.
>> 2010-01-17 19:27:14.860 OpenGLVideoSync()
>> 2010-01-17 19:27:14.931 Video timing method: SGI OpenGL
>> 2010-01-17 19:27:14.943 ScreenSaverX11Private: DPMS Deactivated 1
>> 2010-01-17 19:27:24.768 GetNextFreeFrame() served a busy frame E.
>> Dropping. AUUUUUUUUUUuuuuLL
>> 2010-01-17 19:27:29.428 NVP(c): prebuffering pause
>> 2010-01-17 19:27:29.488 NVP(c): prebuffering pause
>> 2010-01-17 19:27:29.528 NVP(c): prebuffering pause
>> 2010-01-17 19:27:29.568 NVP(c): prebuffering pause
>> 2010-01-17 19:27:29.648 NVP(c): prebuffering pause
>> 2010-01-17 19:27:29.680 NVP(c): prebuffering pause
>> 2010-01-17 19:27:29.788 NVP(c): prebuffering pause
>> 2010-01-17 19:27:29.835 NVP(c): prebuffering pause
>> 2010-01-17 19:27:29.868 NVP(c): prebuffering pause
>> 2010-01-17 19:27:29.898 NVP(c): prebuffering pause
>> 2010-01-17 19:27:30.030 NVP(c): prebuffering pause
>> 2010-01-17 19:27:30.068 NVP(c): prebuffering pause
>> 2010-01-17 19:27:30.148 NVP(c): prebuffering pause
>> 2010-01-17 19:27:30.228 NVP(c): prebuffering pause
>> 2010-01-17 19:27:30.288 NVP(c): prebuffering pause
>> 2010-01-17 19:27:30.308 NVP(c): prebuffering pause
>> 2010-01-17 19:27:30.348 NVP(c): prebuffering pause
>> 2010-01-17 19:27:30.488 NVP(c): prebuffering pause
>> 2010-01-17 19:27:30.528 NVP(c): prebuffering pause
>> 2010-01-17 19:27:30.568 NVP(c): prebuffering pause
>> 2010-01-17 19:27:30.648 NVP(c): prebuffering pause
>> 2010-01-17 19:27:30.688 NVP(c): prebuffering pause
>> 2010-01-17 19:27:30.735 NVP(c): prebuffering pause
>> 2010-01-17 19:27:30.790 NVP(c): prebuffering pause
>> 2010-01-17 19:27:30.848 NVP(c): prebuffering pause
>> 2010-01-17 19:27:31.028 NVP(c): prebuffering pause
>> 2010-01-17 19:27:31.108 NVP(c): prebuffering pause
>> 2010-01-17 19:27:31.148 NVP(c): prebuffering pause
>> 2010-01-17 19:27:31.178 NVP(c): prebuffering pause
>> 2010-01-17 19:27:31.228 NVP(c): prebuffering pause
>> 2010-01-17 19:27:31.275 NVP(c): prebuffering pause
>> 2010-01-17 19:27:31.348 NVP(c): prebuffering pause
>> 2010-01-17 19:27:31.388 NVP(c): prebuffering pause
>> 2010-01-17 19:27:31.435 NVP(c): prebuffering pause
>> 2010-01-17 19:27:31.468 NVP(c): prebuffering pause
>>
>>
>> --
>> Tel: 0400 466 952
>> Fax: 0433 123 226
>> email: philwild AT gmail.com
>
> Sorry, should ha
>
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