[FFmpeg-trac] #573(undetermined:new): rtp streaming problem

FFmpeg trac at avcodec.org
Tue Nov 1 15:02:28 CET 2011


#573: rtp streaming problem
-------------------------------------+-------------------------------------
             Reporter:  apolychrono  |                    Owner:  michael
                 Type:  defect       |                   Status:  new
             Priority:  important    |                Component:
              Version:  git-master   |  undetermined
             Keywords:  rtp          |               Resolution:
             Blocking:               |               Blocked By:
Analyzed by developer:  0            |  Reproduced by developer:  0
-------------------------------------+-------------------------------------

Comment (by apolychrono):

 Replying to [comment:3 cehoyos]:
 > Could you test current git head?
 > I cannot reproduce your problem and your FFmpeg version is aound 1000
 changes older.

 I have done the git clone git://git.videolan.org/ffmpeg.git ffmpeg
 and following this guide [http://ffmpeg.test-
 lab.ch/viewtopic.php?f=25&t=14] i installed the ffmpeg on my system. Then
 i type the following command:


 {{{
 ffmpeg  -re -s 352x288 -f rawvideo -pix_fmt yuv420p  -r 10 -i
 sample_352x288 at 10_YUV420p.yuv -an  -vcodec libx264  -preset fast -profile
 baseline -threads 0 -r 10 -s 352x288 -b:v 200k -flags global_header  -f
 rtp rtp://127.0.0.1:9999 ;
 ffmpeg version N-34329-g26b6455, Copyright (c) 2000-2011 the FFmpeg
 developers
   built on Nov  1 2011 15:01:44 with gcc 4.4.3
   configuration: --enable-static --enable-gpl --enable-nonfree --enable-
 postproc --enable-runtime-cpudetect --enable-libfaac --enable-libx264
 --enable-muxer=rtp --enable-demuxer=rtp
   libavutil    51. 22. 0 / 51. 22. 0
   libavcodec   53. 26. 0 / 53. 26. 0
   libavformat  53. 18. 0 / 53. 18. 0
   libavdevice  53.  4. 0 / 53.  4. 0
   libavfilter   2. 45. 3 /  2. 45. 3
   libswscale    2.  1. 0 /  2.  1. 0
   libpostproc  51.  2. 0 / 51.  2. 0
 [rawvideo @ 0x2ef8a80] Estimating duration from bitrate, this may be
 inaccurate
 Input #0, rawvideo, from 'sample_352x288 at 10_YUV420p.yuv':
   Duration: N/A, start: 0.000000, bitrate: N/A
     Stream #0:0: Video: rawvideo (I420 / 0x30323449), yuv420p, 352x288, 10
 tbr, 10 tbn, 10 tbc
 [buffer @ 0x2ef87c0] w:352 h:288 pixfmt:yuv420p tb:1/1000000 sar:0/1
 sws_param:
 [libx264 @ 0x2f02480] using cpu capabilities: MMX2 SSE2Fast SSSE3 Cache64
 [libx264 @ 0x2f02480] profile Constrained Baseline, level 1.3
 [libx264 @ 0x2f02480] 264 - core 118 r2085 8a62835 - H.264/MPEG-4 AVC
 codec - Copyleft 2003-2011 - http://www.videolan.org/x264.html - options:
 cabac=0 ref=2 deblock=1:0:0 analyse=0x1:0x111 me=hex subme=6 psy=1
 psy_rd=1.00:0.00 mixed_ref=1 me_range=16 chroma_me=1 trellis=1 8x8dct=0
 cqm=0 deadzone=21,11 fast_pskip=1 chroma_qp_offset=-2 threads=3
 sliced_threads=0 nr=0 decimate=1 interlaced=0 bluray_compat=0
 constrained_intra=0 bframes=0 weightp=0 keyint=250 keyint_min=10
 scenecut=40 intra_refresh=0 rc_lookahead=30 rc=abr mbtree=1 bitrate=200
 ratetol=1.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00
 Output #0, rtp, to 'rtp://127.0.0.1:9999':
   Metadata:
     encoder         : Lavf53.18.0
     Stream #0:0: Video: h264, yuv420p, 352x288, q=-1--1, 200 kb/s, 90k
 tbn, 10 tbc
 Stream mapping:
   Stream #0.0 -> #0.0 (rawvideo -> libx264)
 SDP:
 v=0
 o=- 0 0 IN IP4 127.0.0.1
 s=No Name
 c=IN IP4 127.0.0.1
 t=0 0
 a=tool:libavformat 53.18.0
 m=video 9999 RTP/AVP 96
 b=AS:200
 a=rtpmap:96 H264/90000
 a=fmtp:96 packetization-mode=1; sprop-parameter-
 sets=Z0LADdsFgloQAAADABAAAAMBQPFCrg==,aMqMsg==

 Press [q] to stop, [?] for help
 frame=   76 fps= 10 q=-1.0 Lsize=     204kB time=00:00:07.50 bitrate=
 222.8kbits/s
 .............
 ...........
 }}}

 So seems to be fine now. I don't know if u have done any changes but
 thanks a lot anyway. I will try later from another system (my laptop) and
 if i have any problems i 'll be back.

 Is it something i should to close this ticket ?

 Thanks

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/573#comment:4>
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