[Live-devel] redundant RTP stream setup question

2014-06-05 Thread LANGLOIS Olivier PIS -EXT
Hi, I am working on a system having 2 redundant streamers. The slave streamer starts streaming when a failure is detected on the primary streamer. Players (VLC using live555 (v2014.05.27)) are notified of the change with SAP. The problem is that for a very short period of time, there can be 2 d

Re: [Live-devel] streaming multiple videos with multiple streams

2014-06-05 Thread Adrian Kovacs
>It wasn't clear to me - from your original message - what port numbers you are >choosing. For each stream, you *must* use an even numbered port number for >RTCP, and that port number +1 (i.e., odd-numbered) for RTCP. Also, you >*should* use different port numbers for each stream. >E.g., for s

[Live-devel] resuming a live stream with (old) buffered frames in pipeline

2014-06-05 Thread Robert Smith
Hi, I am capturing video from a live camera, encoding to H264 and streaming via the live555 RTSP server. The problem I have is that multiple frames are buffered in the pipeline between the camera and the server which means that when a unicast client connects, the first frames that they get are

Re: [Live-devel] streaming multiple videos with multiple streams

2014-06-05 Thread Ross Finlayson
It wasn't clear to me - from your original message - what port numbers you are choosing. For each stream, you *must* use an even numbered port number for RTCP, and that port number +1 (i.e., odd-numbered) for RTCP. Also, you *should* use different port numbers for each stream. E.g., for strea

Re: [Live-devel] streaming multiple videos with multiple streams

2014-06-05 Thread Adrian Kovacs
> Are you encoding that video on the same system in real time? 2-4 streams of > 1 megapixel @ 25 fps AVC is pretty aggressive. No I don't do any encoding, my DirectShow filter only sends same type of video, that it gets (and live555 supports). When I do the 2 streams test case and I receives t

Re: [Live-devel] streaming multiple videos with multiple streams

2014-06-05 Thread Warren Young
On 6/5/2014 05:06, Adrian Kovacs wrote: Currently I use a 1280 x 800 AVC video 25 frame/sec, Are you encoding that video on the same system in real time? 2-4 streams of 1 megapixel @ 25 fps AVC is pretty aggressive. If you're streaming preencoded files, are you doing intelligent disk read

Re: [Live-devel] streaming multiple videos with multiple streams

2014-06-05 Thread Adrian Kovacs
I use 1Gbit LAN, I know that WiFi is not good enough for video technology. Technical details: I develop in Win7 SP1 64-bit. Currently I use a 1280 x 800 AVC video 25 frame/sec, which I stream on 2 different RTSPServer. Resource monitor shows 1000-1200 KB/sec receiving for each VLC and 2000-2400

Re: [Live-devel] streaming multiple videos with multiple streams

2014-06-05 Thread Karl Dietz
On 05.06.2014 12:17, Warren Young wrote: On 6/5/2014 04:04, Ross Finlayson wrote: (In particular, if your network is WiFi, note that multicast generally performs very poorly over WiFi networks.) Yes, wifi is a problem for all real-time systems. First, the speeds claimed for wifi are basicall

Re: [Live-devel] streaming multiple videos with multiple streams

2014-06-05 Thread Warren Young
On 6/5/2014 04:04, Ross Finlayson wrote: (In particular, if your network is WiFi, note that multicast generally performs very poorly over WiFi networks.) Yes, wifi is a problem for all real-time systems. First, the speeds claimed for wifi are basically marketing BS. A "54 Mbit/s" wireless n

Re: [Live-devel] streaming multiple videos with multiple streams

2014-06-05 Thread Ross Finlayson
> I am working on a direct show filter, which can stream multiple types of > video/audio streams. It works well, if I use only one instance. My basic test > scenario is to stream a video and view it in VLC. But if I use 4 instances of > the filter in same graph I have problems. If I try to open