[FFmpeg-devel] [PATCH 2/4] avdevice/decklink: add AV_OPT_FLAG_DEPRECATED flag for list_devices

[lance.lmwang at gmail.com]

On Sat, Nov 21, 2020 at 12:21:10PM +0100, Marton Balint wrote:
> 
> 
> On Sat, 21 Nov 2020, lance.lmwang at gmail.com wrote:
> 
> > From: Limin Wang <lance.lmwang at gmail.com>
> > 
> > and claim the option deprecated in the description.
> 
> No, the description should stay as is. Adding the flag is enough, the
> deprecation will be printed if the user asks for the list of options based
> on the flag.

thanks, will update the patch and add the flag only.

> 
> Regards,
> Marton
> 
> > 
> > Signed-off-by: Limin Wang <lance.lmwang at gmail.com>
> > ---
> > libavdevice/decklink_dec_c.c | 3 ++-
> > libavdevice/decklink_enc_c.c | 3 ++-
> > 2 files changed, 4 insertions(+), 2 deletions(-)
> > 
> > diff --git a/libavdevice/decklink_dec_c.c b/libavdevice/decklink_dec_c.c
> > index 53a4774..c6b38d2 100644
> > --- a/libavdevice/decklink_dec_c.c
> > +++ b/libavdevice/decklink_dec_c.c
> > @@ -30,7 +30,8 @@
> > #define DEC AV_OPT_FLAG_DECODING_PARAM
> > 
> > static const AVOption options[] = {
> > -    { "list_devices", "list available devices"  , OFFSET(list_devices), AV_OPT_TYPE_BOOL  , { .i64 = 0   }, 0, 1, DEC },
> > +    { "list_devices", "list available devices(deprecated, use -sources decklink instead)", OFFSET(list_devices),
> > +                                                                        AV_OPT_TYPE_BOOL  , { .i64 = 0   }, 0, 1, DEC | AV_OPT_FLAG_DEPRECATED},
> >     { "list_formats", "list supported formats"  , OFFSET(list_formats), AV_OPT_TYPE_INT   , { .i64 = 0   }, 0, 1, DEC },
> >     { "format_code",  "set format by fourcc"    , OFFSET(format_code),  AV_OPT_TYPE_STRING, { .str = NULL}, 0, 0, DEC },
> >     { "raw_format",   "pixel format to be returned by the card when capturing" , OFFSET(raw_format),  AV_OPT_TYPE_INT, { .i64 = 0}, 0, 5, DEC, "raw_format" },
> > diff --git a/libavdevice/decklink_enc_c.c b/libavdevice/decklink_enc_c.c
> > index e7b0117..ce99220 100644
> > --- a/libavdevice/decklink_enc_c.c
> > +++ b/libavdevice/decklink_enc_c.c
> > @@ -28,7 +28,8 @@
> > #define OFFSET(x) offsetof(struct decklink_cctx, x)
> > #define ENC AV_OPT_FLAG_ENCODING_PARAM
> > static const AVOption options[] = {
> > -    { "list_devices", "list available devices"  , OFFSET(list_devices), AV_OPT_TYPE_BOOL  , { .i64 = 0   }, 0, 1, ENC },
> > +    { "list_devices", "list available devices(deprecated, use -sinks decklink instead)"
> > +                                                , OFFSET(list_devices), AV_OPT_TYPE_BOOL  , { .i64 = 0   }, 0, 1, ENC | AV_OPT_FLAG_DEPRECATED},
> >     { "list_formats", "list supported formats"  , OFFSET(list_formats), AV_OPT_TYPE_INT   , { .i64 = 0   }, 0, 1, ENC },
> >     { "preroll"     , "video preroll in seconds", OFFSET(preroll     ), AV_OPT_TYPE_DOUBLE, { .dbl = 0.5 }, 0, 5, ENC },
> >     { "duplex_mode" , "duplex mode"             , OFFSET(duplex_mode ), AV_OPT_TYPE_INT   , { .i64 = 0   }, 0, 2, ENC, "duplex_mode"},
> > -- 
> > 1.8.3.1
> > 
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-- 
Thanks,
Limin Wang