Differences

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--- livest [2020/06/28 23:50] – yair
+++ livest [2020/07/05 09:49] – [HLS] yair
@@ Line 1: / Line 1: @@
-live
+=====live====
+<html>
+<p><a href="https://www.haivision.com/products/srthub/?utm_medium=CTA&amp;utm_term=SRTHub&amp;utm_content=Sep%2B4&amp;utm_campaign=Blog&amp;wvideo=g6wyi820rt"><img src="https://embed-fastly.wistia.com/deliveries/2503e91f43c10e1b427c51faf01e0f80.jpg?image_play_button_size=2x&amp;image_crop_resized=960x540&amp;image_play_button=1&amp;image_play_button_color=0072cee0" width="400" height="225" style="width: 400px; height: 225px;"></a></p><p><a href="https://www.haivision.com/products/srthub/?utm_medium=CTA&amp;utm_term=SRTHub&amp;utm_content=Sep%2B4&amp;utm_campaign=Blog&amp;wvideo=g6wyi820rt">SRT Hub Cloud Based Media Routing | Haivision</a></p>
+</html>
-{{ youtube>SbvklCb0nNk?medium }}
+[[https://en.wikipedia.org/wiki/List_of_streaming_media_systems#Servers|List_of_streaming_media_systems]]
-{{:pasted:20200628-205004.png}}
+{{:pasted:20200628-205004.png?750}}
-a possible scenario
-{{drawio>liveset}}
 ====HLS====
@@ Line 21: / Line 20: @@
 https://github.com/google/shaka-packager\\
 https://google.github.io/shaka-packager/html/index.html
+===opencv>ffmpeg>hls===
+[[https://www.nobile-engineering.com/wordpress/index.php/2018/10/30/video-streaming-hls-apache-nginx/|video-streaming-hls-apache-nginx]]\\
+[[https://github.com/andreanobile/opencv_ffmpeg_streaming|opencv_ffmpeg_streaming]]
@@ Line 29: / Line 32: @@
 ====JSsip====
 https://tryit.jssip.net/
 ====SRT====
+https://www.haivision.com/blog/all/rtmp-vs-srt/ -- > {{:haivision_white_paper_rtmp_vs_srt_comparing_latency_and_maximum_bandwidth.pdf}}
+[[https://www.collabora.com/news-and-blog/news-and-events/low-latency-streaming-of-security-feeds-with-srt-and-gstreamer.html| gst and srt]]
+{{ youtube>SbvklCb0nNk?medium }}
+https://github.com/Haivision/srt/blob/master/docs/why-srt-was-created.md
 UDP based transport. not used to broadcast to many.
@@ Line 43: / Line 53: @@
   ./srt-live-transmit udp://:1234 srt://:4201 -v
 start a producer using ffmpeg [[https://www.bogotobogo.com/FFMpeg/ffmpeg_video_test_patterns_src.php|lavfi]] fakesource
-  ffmpeg -f lavfi -re -i testsrc=duration=300:size=1280x720:rate=30 -f lavfi -re -i sine=frequency=1000:duration=60:sample_rate=44100 -pix_fmt yuv420p -c:v libx264 -b:v 1000k -g 30 -keyint_min 120 -profile:v baseline -preset veryfast -f mpegts "udp://127.0.0.1:1234?pkt_size=1316"
+  ffmpeg -f lavfi -re -i testsrc=duration=300:size=1280x720:rate=30 \
+   -pix_fmt yuv420p -c:v libx264 -b:v 1000k -g 30 -keyint_min 120 -profile:v baseline -preset veryfast \
+   --f mpegts "udp://127.0.0.1:1234?pkt_size=1316"
 watch on vlc
@@ Line 55: / Line 67: @@
+====AZURE====
+does support SRT, unlike aws. with thier end of life RTMP coming iin 2021
+{{:pasted:20200705-002205.png}}
+https://azure.microsoft.com/en-us/blog/what-s-new-in-azure-media-services-video-processing/
 ====AWS====
@@ Line 122: / Line 140: @@
   * https://securitytoday.com/directory/list/ip-video.aspx
   * [[https://securitytoday.com/articles/2019/10/14/onvif-suspends-dahua-and-hikvision.aspx|onvif-suspends-dahua]]
+==== scenario ====
+{{drawio>liveset}}
 ====test====