[FFmpeg-user] Play Camera RTSP H264 Stream

Feurstein, Michael Michael.Feurstein at wu.ac.at
Tue Jul 19 10:51:55 CEST 2011


We have a Sanyo HD network cam producing the same kind of feedback, however only in the beginning. I can successfully transcode / passthrough the stream.
What is your ffmpeg command to transcode? I'm using sth like ffmpeg -i rtsp://admin:admin@192.168.1.9/VideoInput/1/h264/1 -vcodec copy -acodec copy -f mpegts udp://224.0.0.1:1234
Also, what is the feedback you get from ffmpeg transcoding (I'm guessing the same as in ffplay)? What confuses me is this Stream #0.2: Data: what's that?
Maybe mapping the file manually could help, therefore ignoring the Data stream e.g. -map 0.0:1.0 -map 0.1:1.1

-Michael

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Von: ffmpeg-user-bounces at ffmpeg.org [mailto:ffmpeg-user-bounces at ffmpeg.org] Im Auftrag von Mcole
Gesendet: Dienstag, 12. Juli 2011 22:42
An: ffmpeg-user at mplayerhq.hu
Betreff: [FFmpeg-user] Play Camera RTSP H264 Stream

I'm trying to view a H264 stream from an Avigilon camera which has the option to create a RTSP stream.  I can view the stream succesfully n VLC so it seems as though the stream is correct?  However, when I try to view it in ffplay or transcode it in ffmpeg I repeatedly get the PPS errors below followed by a conversion error and no video.  Anyone know what the issue is or have a suggestion? 

Thanks,
Matt

ffplay rtsp://admin:admin@169.254.229.10/defaultPrimary?streamType=u

[h264 @ 0x1de8d40] no frame!
[h264 @ 0x1de8d40] non-existing PPS referenced
[h264 @ 0x1de8d40] non-existing PPS 0 referenced
[h264 @ 0x1de8d40] decode_slice_header error
[h264 @ 0x1de8d40] no frame!
.... Repeated hundreds of time .....
[rtsp @ 0x1df2360] Estimating duration from bitrate, this may be inaccurate Input #0, rtsp, from
'rtsp://admin:admin@169.254.229.10/defaultPrimary?streamType=u':
  Metadata:
    title           : Live
  Duration: N/A, start: 0.024289, bitrate: N/A
    Stream #0.0: Audio: pcm_mulaw, 8000 Hz, 1 channels, s16, 64 kb/s
    Stream #0.1: Video: h264, 90k tbr, 90k tbn, 180k tbc
    Stream #0.2: Data: [0][0][0][0] / 0x0000 [buffersink @ 0x1fe9780] auto-inserting filter 'auto-inserted scaler 0'
between the filter 'src' and the filter 'out'
Impossible to convert between the formats supported by the filter 'src' and the filter 'auto-inserted scaler 0'
[h264 @ 0x1de8d40] non-existing PPS referenced
^C    Last message repeated 906 times    0KB vq=13209KB sq=    0B f=0/0   
    Last message repeated 906 times






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