Re: [Live-devel] H264 SDP sprop_parameter_sets_str definition

2009-08-20 Thread Ganesh V
Hi Tao, >From RFC 3984, (sprop-parameter-sets) The value of the parameter is the base64 [6] representation of the initial parameter set NAL units as specified in sections 7.3.2.1 and 7.3.2.2 of [1] This refers to SPS and PPS in H.264 standard. This post shows the description of sprop_paramet

Re: [Live-devel] H264 SDP sprop_parameter_sets_str definition

2009-08-20 Thread Jeremy Noring
On Thu, Aug 20, 2009 at 12:56 PM, Tao Wu wrote: > Hi, > > I write a H264 framer and it works with openRTSP. However, it will > cause VLC player to crash. > Thanks for Ross's comment, I realized that my setup of SDP > sprop_parameter_sets_str is not correct. > > I do not know the format or structu

Re: [Live-devel] H264 SDP

2008-07-11 Thread Ross Finlayson
is your format type (97) correct? We use 96 Either is correct (provided that it doesn't clash with another substream (e.g., audio) that you're also sending. -- Ross Finlayson Live Networks, Inc. http://www.live555.com/___ live-devel mailing list liv

Re: [Live-devel] H264 SDP

2008-07-11 Thread Jerry Johns
Are you sure you're creating your SDP properly? We've managed to get our streams working with VLC/Quicktime using proper SDP params Is your profile-level-id correct? Check the RFC spec on exact details As for Base64, try using this site to check your vals: http://www.paulschou.com/tools/xlate

Re: [Live-devel] H264 SDP

2008-07-10 Thread Ross Finlayson
I have attached our sdp and NAL frame (contains NAL units 7 and 8) alongwith the mail. We may be missing some needed information in sdp or we might be communicating it in the wrong format or I might be totally mistakenJ. Could you tell us the correct sdp fmtp line to generate No I can't, beca

Re: [Live-devel] H264 SDP generation

2008-07-10 Thread Ross Finlayson
But I want to stream it to multiple client. Are you remembering to set the "reuseFirstSource" parameter (to your "ServerMediaSubsession"s) to "True"? That's important if you are streaming from a single input source (as you are). -- Ross Finlayson Live Networks, Inc. http://www.live555.com/_

Re: [Live-devel] H264 SDP generation

2008-07-10 Thread Ross Finlayson
Can someone please help me to inform me the SDP parameters for H.264 RTP transmission over RTSP including Profile-Level-Id & sprop-parameter-set. The full SDP description for the stream is computed automatically by "H264VideoRTPSink", so you don't need to worry about this. Just make sure th