linux-kernel - Re: [RFC, WIP, v4 11/11] media: vidtv: Add a MPEG Transport Stream Multiplexer

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Message-ID: <48DFD57D-AE44-4117-A408-F6D557281FB0@getmailspring.com>
Date:   Wed, 6 May 2020 04:05:25 -0300
From:   "Daniel W. S. Almeida" <dwlsalmeida@...il.com>
To:     Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
Cc:     "sean@...s.org" <sean@...s.org>,
        "kstewart@...uxfoundation.org" 
        <kstewart@...uxfoundation.org>,
        "allison@...utok.net" <allison@...utok.net>,
        "tglx@...utronix.de" <tglx@...utronix.de>,
        "linux-media@...r.kernel.org" 
        <linux-media@...r.kernel.org>,
        "skhan@...uxfoundation.org" <skhan@...uxfoundation.org>,
        "linux-kernel-mentees@...ts.linuxfoundation.org" 
        <linux-kernel-mentees@...ts.linuxfoundation.org>,
        "linux-kernel@...r.kernel.org" 
        <linux-kernel@...r.kernel.org>
Subject: Re: [RFC, WIP, v4 11/11] media: vidtv: Add a MPEG Transport
 Stream Multiplexer

Hi Mauro! Thank you for reviewing this!


>> Add a MPEG Transport Stream multiplexer responsible for polling encoders,
>> interleaving packets, padding the resulting stream with NULL packets if
>> necessary and then delivering the resulting TS packets to the bridge
>> driver so it can feed the demux.
>> 
>> This patch includes a "channel" abstraction, which attempts to map a
>> MPEG service into a struct that vidtv can work with.
>> 
>> When vidtv boots, it will create some hardcoded channels:
>> 
>> -Their services will be concatenated to populate the SDT.
>> -Their programs will be concatenated to populate the PAT
>> -For each program in the PAT, a PMT section will be created
>> -The PMT section for a channel will be assigned its streams.
>> -Every stream will have its corresponding encoder polled to produce
>> TS packets
>> -These packets may be interleaved by the mux and then delivered to
>> the bridg
>> 
>> Signed-off-by: Daniel W. S. Almeida <dwlsalmeida@...il.com>
> 
> The same notes I made on previous patches apply here.

I did not understand this. Do you mean to say that I should remove these
dashes in the beginning of the lines?


thanks
- Daniel