On Tue, Dec 12, 2017 at 4:35 PM Aman Gupta <ffm...@tmm1.net> wrote: > From: Aman Gupta <a...@tmm1.net> > > This patchset improves the overall network performance of the hls > demuxer when streaming from an HTTP/1.1 server, using two new > options: http_persistent and http_multiple. > > Here is a very unscientific benchmark showing the throughput and fps > increases achieved by both options (individually and together). In > this case I was downloading 150 2s segments from another computer > over my local network. Throughput gains over the internet would be > considerably more dramatic as higher latencies are involved (and > https is often used, adding tls negotiation overhead as well). > > $ ./ffmpeg -http_persistent 0 -http_multiple 0 \ > -i "http://10.0.1.10:8080/test.m3u8"; -c copy -f null /dev/null > frame=17967 fps=1221 time=00:04:59.99 speed=20.4x > > $ ./ffmpeg -http_persistent 0 -http_multiple 1 \ > -i "http://10.0.1.10:8080/test.m3u8"; -c copy -f null /dev/null > frame=17967 fps=1282 time=00:04:59.99 speed=21.4x > > $ ./ffmpeg -http_persistent 1 -http_multiple 0 \ > -i "http://10.0.1.10:8080/test.m3u8"; -c copy -f null /dev/null > frame=17967 fps=1727 time=00:04:59.99 speed=28.8x > > $ ./ffmpeg -http_persistent 1 -http_multiple 1 \ > -i "http://10.0.1.10:8080/test.m3u8"; -c copy -f null /dev/null > frame=17967 fps=1864 time=00:04:59.99 speed=31.1x > > Aman Gupta (5): > avformat/http: ff_http_do_new_request() returns EINVAL if re-used with > different hostname > avformat/http: add "Opening" info logging to ff_http_do_new_request > avformat/hls: add http_persistent option > avformat/hls: allow open_input to be re-used > avformat/hls: add http_multiple option > > doc/demuxers.texi | 6 +++ > libavformat/hls.c | 131 > +++++++++++++++++++++++++++++++++++++++++++++++------ > libavformat/http.c | 17 +++++++ > 3 files changed, 141 insertions(+), 13 deletions(-)
Ping. > > -- > 2.14.3 (Apple Git-98) > > _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
