On Mon, Jul 18, 2022 at 7:14 PM Michael Niedermayer <mich...@niedermayer.cc> wrote:
> On Mon, Jul 18, 2022 at 09:53:14AM +0000, Stephen McConnachie wrote: > > Hi FFMPEG developers, > > > > I have a proposal for a paid development opportunity to add a filter to > FFMPEG. > > > > I followed the advice on the FFMPEG Consulting page at > https://ffmpeg.org/consulting.html and am emailing this list to try to > identify if any of the FFMPEG developers may be able to take on a > development commission. > > > > Background: we are digitising high volumes of videotape carriers, and > have identified a common case in some videotape formats where Linear Time > Code from the tape carrier is present on audio stream 1 in the encoded file > - manifesting as a continuous noise. > > > > Idea: could a filter be developed in FFMPEG, based on example files we > can provide, to identify the presence of an LTC-derived audio stream, and > additionally identify which of the streams is the LTC stream. > > > > If this filter idea sounds achievable, I would aim to identify which of > the FFMPEG developers may be able to take on this work, and estimated costs > and timeline. > > It should be possible to implement a LTC decoder that turns a audio track > into > LTC binary data. If that succeeded and the data is valid then teh track > would > very likely have contained LTC. > > Do i understand correctly that the tracks are LTC or normal audio not > mixed? > or are there tracks that mix audio and LTC and require seperation ? > > I think there are several developers who could develop such filter. > I could do it, Iam sure paul could do as well. > Perhaps it there are clear specifications I could. > > thx > > [...] > > -- > Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB > > "I am not trying to be anyone's saviour, I'm trying to think about the > future and not be sad" - Elon Musk > > _______________________________________________ > 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".
