Hi, I have created a proof of concept. Please check if it makes sense and has a potential to get merged. I did not know whether it would make sense to send it as a patch, so for now a pastebin link: https://pastebin.com/nAxRj4C9
Thanks, David Lacko ut 18. 1. 2022 o 10:09 deiwo deiwo <deiwo...@gmail.com> napísal(a): > Similar to how one can change volume in the volume filter when there is a > zeromq filter preceding the volume filter, then it's possible to send > zeromq commands to the volume filter and change the volume dynamically > (while the ffmpeg is running). > In the case of adelay filter the delay could be changed dynamically, when > the user would increase the delay, additional silence would be added and > the sample buffer would increase, and when the user would decrease the > delay some samples would be skipped in the sample buffer and the buffer > size would decrease. > > The usage for this would be beneficial for live streams, for example when > changing the delay of an audio channel requires complete restart of the > ffmpeg. > > ut 18. 1. 2022 o 9:22 Paul B Mahol <one...@gmail.com> napísal(a): > >> On Mon, Jan 17, 2022 at 11:02 PM deiwo deiwo <deiwo...@gmail.com> wrote: >> >> > Hello, >> > I would like to ask if it makes sense to implement ZeroMQ interactive >> > commands for the adelay filter, from the performance and memory point of >> > view. >> > If it does make sense then is it possible to malloc/free/realloc memory >> > within the command processing function? Can it cause noticeable delays >> in >> > the stream outputs? >> > >> > I am new to the ffmpeg development so I am sorry if this kind of >> question >> > does not belong to this mailing list. >> > >> > >> I fail to see how that would work. Please elaborate your idea. >> >> >> >> > Thanks for the response, >> > David L >> > _______________________________________________ >> > 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". >> > _______________________________________________ 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".
