[FFmpeg-devel] MPEGTS multiple PMT with the same PID

Baptiste Coudurier baptiste.coudurier
Thu Nov 25 01:30:28 CET 2010


Hi Stephen,

On 11/24/10 9:51 AM, Stephen D'Angelo wrote:
> On 11/24/2010 11:06:51 AM, Michael Niedermayer wrote:
>> Subject: Re: [FFmpeg-devel] MPEGTS multiple PMT with the same PID
>>
>> On Wed, Nov 24, 2010 at 04:37:47PM +0100, Benjamin Larsson wrote:
>>> On 11/24/2010 04:07 PM, Stephen D'Angelo wrote:
>>>> On 11/23/2010 3:10 PM, Carl Eugen Hoyos wrote:
>>>>> Stephen D'Angelo <SDAngelo <at> evertz.com> writes:
>>>>>
>>>>>> Some transport streams have multiple PMT with the same PID.  
>>>>>> Currently, after the PMT is read from a particular PID, the
>>>>> filter is
>>>>>> closed (at the end of pmt_cb), resulting in only the first PMT 
>>>>>> with that PID being read.
>>>>> Could you upload a sample that needs your patch?
>>>> Unfortunately, our sample content is copyrighted material.  I am 
>>>> currently trying to sort out our options for providing
>> it.  How has
>>>> FFmpeg dealt with copyrighted sample content in the past?  I know 
>>>> that upload.ffmpeg.org is write-only, so does this mean that only 
>>>> developers will be able to download the content?
>>>>
>>>> Thanks,
>>>>  - Stephen
>>>
>>> Upload with a note that the sample file is to be deleted
>> after "use" 
>>> and we will delete it. And you are correct a limited number
>> of people
>>> have access to the files.
>>
>> Also in addition to a .txt note choose a filename that makes it also 
>> clear that its non public copyrighted content.
> 
> The content has been uploaded to
> /MPlayer/incoming/mpegts_multiple_pmt_with_same_pid
> 
> Thank you all for the help.

Thanks for the patch, applied with a tiny modification to free the pmt
filter if it already exists when parsing pat.

-- 
Baptiste COUDURIER
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