[FFmpeg-devel] [PATCH] ffprobe: print is_avc for H.264

Michael Niedermayer michaelni at gmx.at
Fri Nov 4 18:00:51 CET 2011


On Thu, Nov 03, 2011 at 03:32:07PM +0100, Michael Niedermayer wrote:
> On Thu, Nov 03, 2011 at 01:27:39AM +0100, Michael Niedermayer wrote:
> > On Wed, Nov 02, 2011 at 09:37:55PM +0100, Stefano Sabatini wrote:
> > > On date Wednesday 2011-11-02 18:58:15 +0100, Michael Niedermayer encoded:
> > > > See attachment
> > > > the h264.c part needed for this will be in git in a moment
> > > > 
> > > > -- 
> > > > Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
> > > > 
> > > > The real ebay dictionary, page 2
> > > > "100% positive feedback" - "All either got their money back or didnt complain"
> > > > "Best seller ever, very honest" - "Seller refunded buyer after failed scam"
> > > 
> > > > From 2ec0de491875cf5a227a22edd51ee8ff6ef55b2b Mon Sep 17 00:00:00 2001
> > > > From: Michael Niedermayer <michaelni at gmx.at>
> > > > Date: Wed, 2 Nov 2011 18:38:53 +0100
> > > > Subject: [PATCH] ffprobe: print is_avc for H.264
> > > > 
> > > > Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
> > > > ---
> > > >  ffprobe.c |    3 +++
> > > >  1 files changed, 3 insertions(+), 0 deletions(-)
> > > > 
> > > > diff --git a/ffprobe.c b/ffprobe.c
> > > > index 470001c..eb28364 100644
> > > > --- a/ffprobe.c
> > > > +++ b/ffprobe.c
> > > > @@ -696,6 +696,9 @@ static void show_stream(WriterContext *w, AVFormatContext *fmt_ctx, int stream_i
> > > >              }
> > > >              print_str("pix_fmt", av_x_if_null(av_get_pix_fmt_name(dec_ctx->pix_fmt), "unknown"));
> > > >              print_int("level",   dec_ctx->level);
> > > 
> > > > +            if(dec_ctx->codec_id == CODEC_ID_H264 && dec_ctx->codec->priv_class){
> > > > +                print_int("is_avc", av_get_int(dec_ctx->priv_data, "is_avc", NULL));
> > > > +            }
> > > 
> > > I'm not really fond of exposing private data in this crude way, but
> > > since a more generic implementation may require time and/or result
> > > completely overkill, I assume it is fine if you have a sensible use
> > > case for this.
> > > Extra karma points if you might avoid the if(..){ style weirdness.
> > 
> > ill think about writing a more generic solution, if i loose interrest
> > ill commit this 
> 
> heres a more generic solution: (ill commit in a day if no objections)
> 
> commit 1a7de74db47a9915a150f668aa69fb418b540c97
> Author: Michael Niedermayer <michaelni at gmx.at>
> Date:   Thu Nov 3 15:26:42 2011 +0100
> 
>     ffprobe: Print format specific variables of codecs.
> 
>     Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

pushed with karma-whitespacing

[...]

-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

It is what and why we do it that matters, not just one of them.
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