On Sun, Jul 28, 2019 at 05:54:24PM +0800, Linjie Fu wrote: > Currently, ffmpeg inserts scale filter by default in the filter graph > to force the whole decoded stream to scale into the same size with the > first frame. It's not quite make sense in resolution changing cases if > user wants the rawvideo without any scale. > > Using autoscale/noautoscale to indicate whether auto inserting the scale > filter in the filter graph: > -noautoscale or -autoscale 0: > disable the default auto scale filter inserting. > > Update docs. > > Signed-off-by: U. Artie Eoff <ullysses.a.e...@intel.com> > Signed-off-by: Linjie Fu <linjie...@intel.com> > --- > doc/ffmpeg.texi | 16 ++++++++++++---- > fftools/ffmpeg.c | 1 + > fftools/ffmpeg.h | 4 ++++ > fftools/ffmpeg_filter.c | 2 +- > fftools/ffmpeg_opt.c | 8 ++++++++ > 5 files changed, 26 insertions(+), 5 deletions(-)
I think this is ok-ish but it would be more robust if encoders would
have a CODEC_CAP listing if they actually support changing resolution
Thanks
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Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
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