On 7/10/19, Eoff, Ullysses A <ullysses.a.e...@intel.com> wrote: >> -----Original Message----- >> From: Paul B Mahol [mailto:one...@gmail.com] >> Sent: Wednesday, July 10, 2019 3:25 AM >> To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org> >> Cc: Eoff, Ullysses A <ullysses.a.e...@intel.com> >> Subject: Re: [FFmpeg-devel] [PATCH] avfilter: add rawdump filter >> >> On 7/10/19, Fu, Linjie <linjie...@intel.com> wrote: >> >> -----Original Message----- >> >> From: ffmpeg-devel [mailto:ffmpeg-devel-boun...@ffmpeg.org] On Behalf >> >> Of Paul B Mahol >> >> Sent: Wednesday, July 10, 2019 15:55 >> >> To: FFmpeg development discussions and patches <ffmpeg- >> >> de...@ffmpeg.org> >> >> Cc: Eoff, Ullysses A <ullysses.a.e...@intel.com> >> >> Subject: Re: [FFmpeg-devel] [PATCH] avfilter: add rawdump filter >> >> >> >> On 7/10/19, U. Artie Eoff <ullysses.a.e...@intel.com> wrote: >> >> > This filter enables raw frames to be dumped to a >> >> > file before they are sent through the auto-inserted >> >> > scaler filter and useful when you want unscaled >> >> > raw frames in an output file. >> >> > >> >> >> >> Why? >> >> >> >> -f rawvideo doesn't work for you? >> > >> > unscaled raw video could be dumped through this filter in resolution >> > changing cases. >> > >> >> Maybe, I still fail how this filter is useful, when user can use split >> filter to dump video >> at any point in graph. >> > > If there are already other ways to achieve the same result without this > filter then that's great! Essentially, I'm trying to achieve exactly what > Linjie stated so we can compare raw results across different decoder > solutions. And the forced insertion of the auto scaler in ffmpeg makes > that difficult for multi-resolution cases.
Please provide examples of filtergraph where you are supposed to use this "filter". > > Could you point me to an example of using split to achieve this? See documentation of split filter. > > U. Artie > >> >> > IMHO, it will be great if there are some options available to >> > disable/enable >> > the auto scaling filter >> > in pipeline, thus the whole stream doesn't need to be scaled into the >> > same >> > size of the first frame. >> > The difference in scale algorithms will make it hard to compare the >> > output >> > with other decoder. >> > >> > - linjie >> > _______________________________________________ >> > ffmpeg-devel mailing list >> > ffmpeg-devel@ffmpeg.org >> > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel >> > >> > To unsubscribe, visit link above, or email >> > ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe". > _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
