Re: [FFmpeg-devel] [PATCH] lavc/qsvenc_hevc: add -pic_timing_sei option

["Xiang, Haihao" <haihao.xiang@intel.com>]

On Fri, 2021-12-24 at 17:55 +0800, lance.lmwang@gmail.com wrote:
> On Fri, Dec 24, 2021 at 08:47:38AM +0000, Xiang, Haihao wrote:
> > On Fri, 2021-12-24 at 16:17 +0800, lance.lmwang@gmail.com wrote:
> > > On Fri, Dec 24, 2021 at 07:35:25AM +0000, Xiang, Haihao wrote:
> > > > On Fri, 2021-08-06 at 10:10 +0800, Haihao Xiang wrote:
> > > > > The SDK may insert picture timing SEI for hevc and the code to set mfx
> > > > > parameter has been added in qsvenc, however the corresponding option
> > > > > is
> > > > > missing in the hevc option array
> > > > > ---
> > > > >  libavcodec/qsvenc_hevc.c | 1 +
> > > > >  1 file changed, 1 insertion(+)
> > > > > 
> > > > > diff --git a/libavcodec/qsvenc_hevc.c b/libavcodec/qsvenc_hevc.c
> > > > > index b7b2f5633e..1e31968673 100644
> > > > > --- a/libavcodec/qsvenc_hevc.c
> > > > > +++ b/libavcodec/qsvenc_hevc.c
> > > > > @@ -248,6 +248,7 @@ static const AVOption options[] = {
> > > > >      { "tile_rows",  "Number of rows for tiled
> > > > > encoding",      OFFSET(qsv.tile_rows),    AV_OPT_TYPE_INT, { .i64 = 0
> > > > > },
> > > > > 0,
> > > > > UINT16_MAX, VE },
> > > > >      { "recovery_point_sei", "Insert recovery point SEI
> > > > > messages",       OFFSET(qsv.recovery_point_sei),      AV_OPT_TYPE_INT,
> > > > > {
> > > > > .i64
> > > > > = -1 },               -1,          1, VE },
> > > > >      { "aud", "Insert the Access Unit Delimiter NAL", OFFSET(qsv.aud),
> > > > > AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE},
> > > > > +    { "pic_timing_sei",    "Insert picture timing SEI with
> > > > > pic_struct_syntax
> > > > > element", OFFSET(qsv.pic_timing_sei), AV_OPT_TYPE_INT, { .i64 = 1 },
> > > > > 0, 1,
> > > > > VE
> > > 
> > > It's better to use AV_OPT_TYPE_BOOL if the option is used for on/off or
> > > enable/disable.
> > > 
> > 
> > Thanks for your comment. I'll change it to AV_OPT_TYPE_BOOL,
> > 
> > > I think you need to add description in the doc for the new options if
> > > possible.
> > 
> > Currently there isn't a doc for qsv decoder, we'll try to add it later. 
> 
> QSV encoder have one section in in doc/encoders.texi already although not all
> of
> options are included.
> 
> $ grep "QSV encoders" doc/encoders.texi
> @section QSV encoders
> 

Thanks for pointing it out. These are global options, not specific options for
each QSV encoder,  we will add the description about specific options. 

BRs
Haihao

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