[FFmpeg-devel] [PATCH v2 3/6] lavc/qsvdec: Replace current parser with MFXVideoDECODE_DecodeHeader()
zhong.li at intel.com
Thu Feb 21 10:19:54 EET 2019
> From: ffmpeg-devel [mailto:ffmpeg-devel-bounces at ffmpeg.org] On Behalf
> Of Carl Eugen Hoyos
> Sent: Thursday, February 21, 2019 8:26 AM
> To: FFmpeg development discussions and patches
> <ffmpeg-devel at ffmpeg.org>
> Subject: Re: [FFmpeg-devel] [PATCH v2 3/6] lavc/qsvdec: Replace current
> parser with MFXVideoDECODE_DecodeHeader()
> 2019-02-20 3:58 GMT+01:00, Zhong Li <zhong.li at intel.com>:
> > And it is necessary for adding new qsv decoders such as MJPEG and VP9
> > since current parser can't provide enough information.
> Just curious: What information is missing?
> Carl Eugen
To init MSDK decoder, width/height/pix_fmt/picture_struct/level/profile are needed.
But currently, mjpeg_parser.c provides nothing of them. VP9 also provides very few information.
If we want to further discussion about adding the missing information, probably we can continue in Mark's thread.
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