[mythtv-users] MythTV Raspberry Pi2 frontend testers

Lawrence Rust lvr at softsystem.co.uk
Sun Jan 3 17:01:05 UTC 2016


On Sat, 2016-01-02 at 12:28 +1100, rob e wrote:
> hi Lawrence,
> another round of testing ... with alsa fix in place ie. something to set 
> appropriate flags for ac3 and dts
> 
> I've also supplied some test file grabs, based on the files i am using 
> to test (other than music)
> Note that VLC will play flac etc. on this Pi => the hardware and OS are 
> capable
> 
> The test sequence is intended to be the same in each case
> 
> 1) OpenMax Stereo, no ac3 no dts 
> (mythtv_log_afix_openmax_hdmi_stereo_noac3dts_all_60102.log )
>    mpeg2 stereo - no sound
>    mpeg2 ac3 - no sound
>    mkv dts - no sound
>    music flac - no sound
> 
> 2) OpenMax Stereo, with ac3 with dts 
> (mythtv_log_afix_openmax_hdmi_stereo_withac3dts_all_60102.log )
>    mpeg2 stereo - no sound
>    mpeg2 ac3 - good sound
>    mkv dts - sound works, video stutters badly
>    music flac - no sound
> 
> 3) OpenMax 5.1, no ac3 no dts 
> (mythtv_log_afix_openmax_hdmi_51_noac3dts_all_60102.log )
>    mpeg2 stereo - no sound
>    mpeg2 ac3 - no sound
>    mkv dts - no sound
>    music flac - no sound
> 
> 4) OpenMax 5.1, with ac3 with dts 
> (mythtv_log_afix_openmax_hdmi_51_withac3dts_all_60102.log )
>    mpeg2 stereo - no sound
>    mpeg2 ac3 - good sound
>    mkv dts - sound works, video stutters badly
>    music flac - no sound
> 
> link to test files (roughly 30sec grabs), generated via copy and "truncate"
> https://www.dropbox.com/s/xzejfdsywp91297/vid_test_fils.zip?dl=0
> 
> link to log files
> https://www.dropbox.com/s/nt4ixsmbco6xqki/mythtv_pi_test_redger_160102a.zip?dl=0
> 
> this set includes an alsa fix file (alsa_config_fix.txt) to be installed as
> /usr/share/alsa/cards/bcm2835.conf

Thanks for the test files.  I'll give them a try tomorrow and see what I
find.  I'll try to post a patch to work around the problems later this
week.

-- Lawrence Rust



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