[FFmpeg-user] CodecPrivateData is empty when h264_vaapi encoder used

[Mark Thompson]

On 28/02/17 17:25, w_boba wrote:
> I forgot to add: "CodecPrivateData" attribute is "required" for SmoothStream
> according to MS document:
> 
> https://msdn.microsoft.com/en-us/library/ff728116%28v=vs.95%29.aspx 

I'm not familiar with this format at all, but it looks like it will be generating that field from the stream extradata?  Try applying <http://git.videolan.org/?p=ffmpeg.git;a=commit;h=51020adcecf4004c1586a708d96acc6cbddd050a>, or try with any version after that change.

- Mark