Hi ! Le 18/08/2019 à 17:44, Antoine Villeret a écrit : > hi > > Le dim. 18 août 2019 à 16:41, Jack <[email protected] > <mailto:[email protected]>> a écrit : > > Hi Antoine, > > I just tested this new object and thanks for it. > > Here my comments : > - play and pause messages return mpv: no method for ... > > > This is a mistake, they should have been removed from help patcher.
OK, I got the last version and it is OK now. > > > - i was expecting less usage of CPU than the couple > gemframebuffer/pix_film. On my computer the CPU usage is the same. > > > it depends on the codec and hardware you're using. > If your codec can't be decoded on your hardware then it should be the > same as pix_film/gemframebuffer. > But I made this external when I need to display 2048x2048 video at 30 fps. > I tried several solution, including decoding the video with FFMPEG > directly and passing it through v4l2loopback to Gem. > But the only thing that works at 30fps was to use libmpv. OK. > > > - the sound of the video is audible, it will be nice to have x signal > outlets (with x channels of sounds) from the mpv object. > > > indeed, that could be an improvement > PR are welcome :-) Done ! ++ Jack > > + > a > > > Hope, these comments can help. > ++ > > Jack > > > > > Le 17/08/2019 à 14:50, Antoine Villeret a écrit : > > Hi, > > > > I wrote an object based on gemframbuffer that uses libmpv > > (https://mpv.io/) to decode a video file and output it directly to a > > texture. > > This circumvent the bottleneck of uploading the pixes to the GPU and > > provides a wide range of codecs to Gem (if MPV can play your > video, then > > gem-mpv can too). > > This have been successfully tested with 4K HAP video on Linux. > > It also supports video with alpha channel. > > > > The source code is here : https://github.com/avilleret/gem-mpv > > The build system is CMake, there is no binary release. > > Follow the Readme to build it. > > It has been only tested on Linux for now. > > > > Inside, it's more or less a wrapper around libmpv, that means every > > properties and commands should be supported but only few have been > > tested yet. > > Some are documented in the help file, for the others, please refer to > > libmpv help : https://mpv.io/manual/stable/ > > > > Best regards > > > > Antoine > > > > _______________________________________________ > > GEM-dev mailing list > > [email protected] <mailto:[email protected]> > > https://lists.puredata.info/listinfo/gem-dev > > > > > > > _______________________________________________ > GEM-dev mailing list > [email protected] <mailto:[email protected]> > https://lists.puredata.info/listinfo/gem-dev > _______________________________________________ GEM-dev mailing list [email protected] https://lists.puredata.info/listinfo/gem-dev
