[mythtv] HVEC frame counting broken

[Scott Theisen]

On 9/25/22 12:42, John P Poet wrote:
> On Sun, Sep 25, 2022 at 10:40 AM John P Poet <jppoet at gmail.com> wrote:
>
>     On Sun, Sep 25, 2022 at 10:33 AM Scott Theisen
>     <scott.the.elm at gmail.com> wrote:
>
>         On 9/25/22 11:43, John P Poet wrote:
>>
>>
>>         Thank you Scott. I just uploaded a HEVC sample to dropbox. It
>>         should be shared with you.
>
>         I have the sample.
>
>>
>>         Without 7b2ac1eeb5, HEVCParser::parseSPS detects the
>>         sps_id: 0
>>         width, height: 1920x1088
>>         unitsInTick / timeScale: 166817 / 10000000
>>
>>         With 7b2ac1eeb5, HEVCParser::parseSPS the spd_id, width and
>>         height are garbage and the unitsinTick / timeScale are never
>>         decoded -- vps_extension_flag is zero.
>>
>>         My best guess is that there is an alignment issue and the
>>         BitReader that is being passed into HEVCParser::parseSPS is
>>         not pointing at the correct position.
>>
>
>         OK, but how are you getting the code to execute on the
>         sample?  mythcommflag --rebuild something? Adding to Videos
>         and scanning for changes?
>
>         Thanks,
>
>         Scott
>
>
>     I am using an ExternalRecorder
>     (https://github.com/jpoet/Magewell2TS). Using the mythfilerecorder
>     ExternalRecorder that is packaged with Myth should provide the
>     same result. I am pretty sure that `mythcommflag --rebuild`
>     results in a different code path and I have not tried it.
>
>     If you have trouble setting up mythfilerecorder I will do that
>     this afternoon and then send you instructions.
>
>
> Actually, I won't. I keep forgetting that I don't currently have 
> access to my development machine and my production machine will be 
> recording football today. So, that would have to wait until tomorrow 
> sometime.
>
> John

I couldn't figure out how to get mythfilerecorder to work, so 
instructions from you, or anyone, would be appreciated.

Scott
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