[FFmpeg-devel] [PATCH] libavformat/flvdec: add HEVC demuxing support

[Steven Liu]

在 2021年7月27日星期二，Gyan Doshi <ffmpeg at gyani.pro> 写道：

>
>
> On 2021-07-27 04:28, Steven Liu wrote:
>
>> 在 2021年7月26日星期一，Gyan Doshi <ffmpeg at gyani.pro> 写道：
>>
>>
>>> On 2021-07-26 19:49, Steven Liu wrote:
>>>
>>> 在 2021年7月26日星期一，Gyan Doshi <ffmpeg at gyani.pro> 写道：
>>>>
>>>>
>>>> On 2021-07-26 16:39, Steven Liu wrote:
>>>>>
>>>>> 2021年7月26日 下午6:57，Gyan Doshi <ffmpeg at gyani.pro> 写道：
>>>>>
>>>>>> Are you referring to the choice of FLV_CODECID values?
>>>>>>>
>>>>>>> Not only, you can find whole history on:
>>>>>>>
>>>>>> https://lists.ffmpeg.org/pipermail/ffmpeg-devel/
>>>>>> https://trac.ffmpeg.org/ticket/6389
>>>>>> https://trac.ffmpeg.org/ticket/3581
>>>>>>
>>>>>> try play this sample in ticket
>>>>>>
>>>>> The objections mainly center on compliance with Adobe's spec which is a
>>>>> concern when muxing.
>>>>>
>>>>> no not only muxing, it’s format spec, and no documentation said which
>>>>>
>>>>> codec id is hevc. 10?11?12?13?14?15? How do you make sure which one is
>>>> hevc
>>>> from users flv? This is very unreasonable.
>>>>
>>>> By making it a user option: ffmpeg -f flv -hevc_id 12 -i rtmp://...
>>>
>> i do not think this can play all flv from other muxing, just private
>> demuxing, so why add it in ffmpeg? It is your private format, it can not
>> play all flv with hevc.
>>
>
> Is there a sample HEVC-in-FLV file for which this method won't work?

Maybe you can find it in the past mail context

>
> Regards,
> Gyan
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