[FFmpeg-devel] [PATCH] lavf/segment: change default value for segment_list_size option, from 5 to 0

Stefano Sabatini stefasab at gmail.com
Sat Aug 18 12:48:23 CEST 2012


On date Saturday 2012-08-18 11:40:19 +0200, Clément Bœsch encoded:
> On Thu, Aug 16, 2012 at 12:24:14AM +0200, Stefano Sabatini wrote:
> > This is technically a major compatibility break, but seems the most
> > natural default and what users would expect without reading the docs.
> > 
> > FIXME: bump micro
> > ---
> >  doc/muxers.texi       |    2 +-
> >  libavformat/segment.c |    2 +-
> >  2 files changed, 2 insertions(+), 2 deletions(-)
> > 
> > diff --git a/doc/muxers.texi b/doc/muxers.texi
> > index ece4452..99d1232 100644
> > --- a/doc/muxers.texi
> > +++ b/doc/muxers.texi
> > @@ -448,7 +448,7 @@ Generate also a listfile named @var{name}. If not specified no
> >  listfile is generated.
> >  @item segment_list_size @var{size}
> >  Overwrite the listfile once it reaches @var{size} entries. If 0
> > -the listfile is never overwritten. Default value is 5.
> > +the listfile is never overwritten. Default value is 0.
> >  @item segment_list type @var{type}
> >  Specify the format for the segment list file.
> >  
> > diff --git a/libavformat/segment.c b/libavformat/segment.c
> > index 1a0b7d5..5c12586 100644
> > --- a/libavformat/segment.c
> > +++ b/libavformat/segment.c
> > @@ -418,7 +418,7 @@ static int seg_write_trailer(struct AVFormatContext *s)
> >  static const AVOption options[] = {
> >      { "segment_format",    "set container format used for the segments", OFFSET(format),  AV_OPT_TYPE_STRING, {.str = NULL},  0, 0,       E },
> >      { "segment_list",      "set the segment list filename",              OFFSET(list),    AV_OPT_TYPE_STRING, {.str = NULL},  0, 0,       E },
> > -    { "segment_list_size", "set the maximum number of playlist entries", OFFSET(list_size), AV_OPT_TYPE_INT,  {.dbl = 5},     0, INT_MAX, E },
> > +    { "segment_list_size", "set the maximum number of playlist entries", OFFSET(list_size), AV_OPT_TYPE_INT,  {.dbl = 0},     0, INT_MAX, E },
> >      { "segment_list_type", "set the segment list type",                  OFFSET(list_type), AV_OPT_TYPE_INT,  {.dbl = LIST_TYPE_UNDEFINED}, -1, LIST_TYPE_NB-1, E, "list_type" },
> >      { "flat", "flat format",     0, AV_OPT_TYPE_CONST, {.dbl=LIST_TYPE_FLAT }, INT_MIN, INT_MAX, 0, "list_type" },
> >      { "ext",  "extended format", 0, AV_OPT_TYPE_CONST, {.dbl=LIST_TYPE_EXT  }, INT_MIN, INT_MAX, 0, "list_type" },
> 
> Sounds a lot saner to me, so OK.
> 

> About the bump, I don't think anyone is relying on this particular default
> anyway. Even if someone is using that limit it is likely set to some
> particular value.

Indeed, so applied.
-- 
FFmpeg = Faithful & Fiendish Mega Political Elastic Ghost


More information about the ffmpeg-devel mailing list