[FFmpeg-devel] [PATCH v1] fftools: fix hwaccles option dump redundancy

[mypopy at gmail.com]

On Mon, Apr 13, 2020 at 9:22 PM Andriy Gelman <andriy.gelman at gmail.com> wrote:
>
> On Mon, 13. Apr 20:02, Jun Zhao wrote:
> > From: Jun Zhao <barryjzhao at tencent.com>
> >
> > when enable the QSV in FFmpeg, used the cmd "ffmpeg -hwaccels" always
> > dump redundancy acceleration methods for QSV like:
> >
> > Hardware acceleration methods:
> > vaapi
> > qsv
> > drm
> > opencl
> > qsv
> >
> > Signed-off-by: Jun Zhao <barryjzhao at tencent.com>
> > ---
> >  fftools/ffmpeg_opt.c | 4 ----
> >  1 file changed, 4 deletions(-)
> >
> > diff --git a/fftools/ffmpeg_opt.c b/fftools/ffmpeg_opt.c
> > index 95001a9..a4eafcd 100644
> > --- a/fftools/ffmpeg_opt.c
> > +++ b/fftools/ffmpeg_opt.c
> > @@ -239,8 +239,6 @@ static int show_hwaccels(void *optctx, const char *opt, const char *arg)
> >      while ((type = av_hwdevice_iterate_types(type)) !=
> >             AV_HWDEVICE_TYPE_NONE)
> >          printf("%s\n", av_hwdevice_get_type_name(type));
> > -    for (i = 0; hwaccels[i].name; i++)
> > -        printf("%s\n", hwaccels[i].name);
>
> The stack variable int i would no longer be used, so can also be removed.
>
fixed in local, will re-send the patch, tks