[FFmpeg-devel] [PATCH] h264 bitstream filter

Daniel Cardenas Daniel.Car
Mon Sep 3 16:40:40 CEST 2007


Benoit Fouet wrote:
> Aurelien Jacobs wrote:
>> On Mon, 03 Sep 2007 15:15:29 +0200
>> Benoit Fouet <benoit.fouet at purplelabs.com> wrote:
>>
>>   
>>> M?ns Rullg?rd wrote:
>>>     
>>>> Benoit Fouet wrote:
>>>>   
>>>>       
>>>>> M?ns Rullg?rd wrote:
>>>>>     
>>>>>         
>>>>>> Michael Niedermayer wrote:
>>>>>>
>>>>>>       
>>>>>>           
>>>>>>> On Mon, Sep 03, 2007 at 10:10:04PM +1000, mark cox wrote:
>>>>>>>
>>>>>>>         
>>>>>>>             
>>>>>>>> On 03/09/07, Benoit Fouet <benoit.fouet at purplelabs.com> wrote:
>>>>>>>>
>>>>>>>>           
>>>>>>>>               
>>>>>>>>> mark cox wrote:
>>>>>>>>>
>>>>>>>>>             
>>>>>>>>>                 
>>>>>>>>>>> if someone has a better name for this filter, i'd be happy to apply it
>>>>>>>>>>> too :)
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>                 
>>>>>>>>>>>                     
>>>>>>>>>> How would you explain what it does in english?
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>               
>>>>>>>>>>                   
>>>>>>>>> it converts h264 encapsulated in ISO base media file format to h264
>>>>>>>>> elementary stream.
>>>>>>>>> it seems a bit long as a name :)
>>>>>>>>>
>>>>>>>>> i don't know if avc is used only for h264 in 'mp4' container or not...
>>>>>>>>> if it is so, maybe a name like: avc_to_h264 could be used ?
>>>>>>>>> i must admit i don't really know what to use...
>>>>>>>>>
>>>>>>>>>             
>>>>>>>>>                 
>>>>>>>> h264_iso_to_h264_es ?
>>>>>>>> h264_mp4_to_h264_es ?
>>>>>>>>
>>>>>>>>           
>>>>>>>>               
>>>>>>> h264_iso2es ?
>>>>>>> h264_mp4_to_es ?
>>>>>>>
>>>>>>>         
>>>>>>>             
>>>>>> The term "elementary stream" is not formally defined in relation to H.264.
>>>>>>
>>>>>>       
>>>>>>           
>>>>> do you feel "h264_iso2es" is correct enough to be used in ffmpeg ?
>>>>>     
>>>>>         
>>>> Both input and output are ISO formats, and ES is not defined, so no,
>>>> I don't think that's a good name.
>>>>
>>>>   
>>>>       
>>> what about h264_mp4toannexB ?
>>> (and please, if you have a suggestion, feel free to share it)
>>>     
>> I haven't read the code and I don't know much about the subject,
>> but from previous discussion, here is what comes to my mind:
>>   h264_nal2annexB
>> Well, annexB is not a very nice name, but if there is no better name
>> clearly associtated to this, then just use annexB.
>>
>>   
> 
> what is described in annex B is also NAL units
> so i don't think this name will fit neither...
> 
Which file name are you suggesting?




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