2016-10-03 12:52 GMT+02:00 Alex Grosu <agr...@c-s.ro>: > I am having some issues with time decoding H.264 frames with libavcodec. I > am receiving 1920x1080 frames at 25 FPS, thus a frame should be displayed > each 40 ms. But the decoding time per frame is between 55 ms and 83 ms, way > too much. > I am thinking at the following strategy: create 4 threads, each thread will > decode a I-Frame slice (composed by SPS and PPS and IDR + all NACs until the > next SPS&PPS&IDR). In theory, this should work on a >4CPUs processor. > My question is: is there any other way in handling this kind of situation?
FFmpeg already contains a multi-threaded H.264 decoder: While it scales badly I don't expect a wrapper implementation to work much better. (Unless you really have full control over gop size, in this case you know something that the FFmpeg decoder cannot know.) Carl Eugen _______________________________________________ Libav-user mailing list Libav-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/libav-user