Quoting Andreas Rheinhardt (2021-12-16 22:40:31)
> Anton Khirnov:
> > Allows making the variable local to ffmpeg_mux.
> > ---
> > fftools/ffmpeg.c | 9 +--------
> > fftools/ffmpeg.h | 1 -
> > fftools/ffmpeg_mux.c | 5 +++++
> > 3 files changed, 6 insertions(+), 9 deletions(-)
> >
> > diff --git a/fftools/ffmpeg.c b/fftools/ffmpeg.c
> > index 3ed1201fda..f76e5df8d2 100644
> > --- a/fftools/ffmpeg.c
> > +++ b/fftools/ffmpeg.c
> > @@ -138,8 +138,6 @@ static int nb_frames_drop = 0;
> > static int64_t decode_error_stat[2];
> > unsigned nb_output_dumped = 0;
> >
> > -int want_sdp = 1;
> > -
> > static BenchmarkTimeStamps current_time;
> > AVIOContext *progress_avio = NULL;
> >
> > @@ -4557,7 +4555,7 @@ static void log_callback_null(void *ptr, int level,
> > const char *fmt, va_list vl)
> >
> > int main(int argc, char **argv)
> > {
> > - int i, ret;
> > + int ret;
> > BenchmarkTimeStamps ti;
> >
> > init_dynload();
> > @@ -4600,11 +4598,6 @@ int main(int argc, char **argv)
> > exit_program(1);
> > }
> >
> > - for (i = 0; i < nb_output_files; i++) {
> > - if (strcmp(output_files[i]->format->name, "rtp"))
> > - want_sdp = 0;
> > - }
> > -
> > current_time = ti = get_benchmark_time_stamps();
> > if (transcode() < 0)
> > exit_program(1);
> > diff --git a/fftools/ffmpeg.h b/fftools/ffmpeg.h
> > index 67ff391334..4aed24c2a7 100644
> > --- a/fftools/ffmpeg.h
> > +++ b/fftools/ffmpeg.h
> > @@ -646,7 +646,6 @@ extern char *qsv_device;
> > #endif
> > extern HWDevice *filter_hw_device;
> >
> > -extern int want_sdp;
> > extern unsigned nb_output_dumped;
> > extern int main_return_code;
> >
> > diff --git a/fftools/ffmpeg_mux.c b/fftools/ffmpeg_mux.c
> > index aba4b563a4..e6417cdb8c 100644
> > --- a/fftools/ffmpeg_mux.c
> > +++ b/fftools/ffmpeg_mux.c
> > @@ -38,6 +38,8 @@ struct Muxer {
> > int header_written;
> > };
> >
> > +static int want_sdp = 1;
> > +
> > static void close_all_output_streams(OutputStream *ost, OSTFinished
> > this_stream, OSTFinished others)
> > {
> > int i;
> > @@ -349,6 +351,9 @@ int of_muxer_init(OutputFile *of, uint64_t
> > limit_filesize)
> >
> > mux->limit_filesize = limit_filesize;
> >
> > + if (strcmp(of->format->name, "rtp"))
> > + want_sdp = 0;
> > +
> > return 0;
> > }
> >
> >
>
> This variable could actually be completely local to
> check_init_output_file()/of_check_init().
If we are to have global variables at all (I'd prefer we didn't), I'd
rather have them visible, not hidden inside functions.
--
Anton Khirnov
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