[Ffmpeg-devel] [PATCH] add fps stats

Michael Niedermayer michaelni
Wed Mar 14 19:10:33 CET 2007


Hi

On Wed, Mar 14, 2007 at 07:12:19PM +0100, Baptiste Coudurier wrote:
> Hi
> 
> Limin Wang wrote:
> > Hi,
> > 
> > 
> > The patch try to add fps stats for ffmpeg, then I don't need to
> > time ffmpeg and calculate the fps every time. Please review it.
> > 
> > 
> > Thanks,
> > Limin
> > 
> > 
> > ------------------------------------------------------------------------
> > 
> > Index: ffmpeg.c
> > ===================================================================
> > --- ffmpeg.c	(revision 8396)
> > +++ ffmpeg.c	(working copy)
> > @@ -205,6 +205,7 @@
> >  int opt_name_count=0;
> >  AVCodecContext *avctx_opts[CODEC_TYPE_NB];
> >  AVFormatContext *avformat_opts;
> > +static int64_t timer_start = 0;
> >  
> >  static AVBitStreamFilterContext *video_bitstream_filters=NULL;
> >  static AVBitStreamFilterContext *audio_bitstream_filters=NULL;
> > @@ -925,9 +926,14 @@
> >                      enc->coded_frame->quality/(float)FF_QP2LAMBDA);
> >          }
> >          if (!vid && enc->codec_type == CODEC_TYPE_VIDEO) {
> > +            float t;
> > +            
> > +            t = (av_gettime()-timer_start) / 1000000.0;
> > +            
> 
> maybe float t = (av_gettime()-timer_start) / 1000000.0;

indeed, looks better ...

[...]

-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

I do not agree with what you have to say, but I'll defend to the death your
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