Re: [FFmpeg-devel] [PATCH] libavfilter/vf_drawtext.c:add support to generte ms level timestamp

2020-06-01 Thread Siyuan Huang
On 6/1/20, Siyuan Huang  wrote:

> Look email client will auto format the patch ,

> 

> 

> 

> So , patch file is attached ,

> 

> 

 

What is meaning of generte ?

 

 

--> this is used for generate  ms level watermark which burn in video . 

After that  it can test whole system latency (from camera to client ) or
said black box test . 

 

 

If there is other way which can burn ms level watermark , then  maybe  this
patch no need . 

 

Here is my script to generate live stream with watermark :

 

ffmpeg  -i inputfile -an -vcodec libx264 \

-vf
"drawtext=expansion=strftime:text='mspts':fontsize=50:fontcolor=yellow:box=1
:x=10:y=10:boxcolor=black@0.5:fontfile=./FreeSerif.ttf"

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Re: [FFmpeg-devel] [PATCH] libavfilter/vf_drawtext.c:add support to generte ms level timestamp

2020-06-01 Thread Paul B Mahol
On 6/1/20, Siyuan Huang  wrote:
> Look email client will auto format the patch ,
>
>
>
> So , patch file is attached ,
>
>

What is meaning of generte ?
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Re: [FFmpeg-devel] [PATCH] libavfilter/vf_drawtext.c:add support to generte ms level timestamp

2020-06-01 Thread Siyuan Huang
Look email client will auto format the patch , 

 

So , patch file is attached ,



0001-libavfilter-vf_drawtext.c-add-support-to-generte-ms-.patch
Description: Binary data
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Re: [FFmpeg-devel] [PATCH] libavfilter/vf_drawtext.c:add support to generte ms level timestamp

2020-06-01 Thread Anton Khirnov
Quoting Siyuan Huang (2020-05-29 09:16:54)
>  
> 
> for test latency , need sub-seconds level timestamp watermark
> 
>  
> 
> Signed-off-by: SiyuanHuang 

Not much opinion on the change itself, but it seems your mail client
mangled the patch so it cannot be applied.

-- 
Anton Khirnov
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