[mythtv] DSMCC testing and sample request

Scott Theisen scott.the.elm at gmail.com
Wed Jul 27 20:19:27 UTC 2022


On 7/27/22 15:31, Peter Bennett wrote:
>
> On 7/27/22 15:08, Paul Harrison wrote:
>> On 27/07/2022 18:26, Scott Theisen wrote:
>>
>>>
>>>
>>> On 7/27/22 11:48, Stuart Auchterlonie wrote:
>>>> On 26/07/2022 20:14, Scott Theisen wrote:
>>>>> To those who have access to DSMCC/MHEG streams,
>>>>>
>>>>> Does it work in MythTV as a video instead of a recording? If so, 
>>>>> how would one go about testing it?  Additionally, I would like a 
>>>>> sample with those streams so I can test it myself.
>>>>>
>>>>
>>>> mheg is shipped as additional private streams in addition to the audio
>>>> and video streams in a recording.
>>>>
>>>> They include everything from a basic GUI (press red button for <x>) to
>>>> alternative channels for sports events (think tennis, you can switch
>>>> between different courts)
>>>>
>>>>
>>>> Regards
>>>> Stuart
>>>>
>>>
>>> But does it work the same if the recording is copied into the Videos 
>>> folder?
>>>
>>> Thanks,
>>>
>>> Scott
>>>
>>>
>>
>> It depends on if the data is all in the carousel or not and you 
>> recorded the extra data streams as well as the video and audio. 
>> Mostly it is used for simple things like the weather and news pages 
>> for example which will work OK. Some times they require data usually 
>> other video streams which are not present in the carousel but are 
>> simply other hidden video/audio streams, which can be on other 
>> multiplexes, then it's very likely they wont work as expected if you 
>> copy the video to Videos because those streams will be missing.
>>
>>
>> Paul H.
>>
>>
> I tested the two mheg samples on two systems running builds of master.
>
> One has v33-Pre-509-g7ea05dd532: the mheg screens can be seen by 
> pressing F2 and navigating around, using both VAAPI and OPENGL 
> playback profiles.
>
> The other has v33-Pre-733-ge0996cb499 and I cannot get the mheg to 
> display anything, pressing F2 or F7 has no effect, on both OPENGL and 
> NVDEC profiles.
>
> Have I messed something up or is MHEG broken in the latest master?
>
> Peter

Using either Peter's sample or John Pilkington's, I couldn't get the 
menu either on ffmpeg-cleanup+harmonize (devel/ffmpeg-resync).

It sounds like it should be bisectable.

Scott


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