[FFmpeg-devel] RTSP H.264/AAC problem

[aviad rozenhek]

On Thu, Nov 18, 2010 at 16:36, Martin Storsj? <martin at martin.st> wrote:

> On Thu, 18 Nov 2010, aviad rozenhek wrote:
>
> > I am not able to decode the following stream:
> > rtsp://mobile.rayv.com:80/live/rayv2demo
> > does RTSP support wowza, H.264 and AAC ?
>
> Playing this url with ffplay works just fine for me.
>

I tried ffplay too and it didn't work for me.

>
> > here is the commandline i am using using the following commandline:
> >
> > >ffmpeg -i rtsp://mobile.rayv.com:80/live/rayv2demo c:\media\test.mp4
> >
> > FFmpeg version SVN-r25762, Copyright (c) 2000-2010 the FFmpeg developers
> >   built on Nov 18 2010 04:07:17 with gcc 4.4.2
> >   configuration: --enable-gpl --enable-version3 --enable-libgsm
> > --enable-pthreads --enable-libvorbis
> >  --enable-libtheora --enable-libspeex --enable-libmp3lame
> > --enable-libopenjpeg --enable-libschroedin
> > ger --enable-libopencore_amrwb --enable-libopencore_amrnb --enable-libvpx
> > --disable-decoder=libvpx -
> > -arch=x86 --enable-runtime-cpudetect --enable-libxvid --enable-libx264
> > --extra-libs='-lx264 -lpthrea
> > d' --enable-librtmp --extra-libs='-lrtmp -lpolarssl -lws2_32 -lwinmm'
> > --target-os=mingw32 --enable-a
> > visynth --cross-prefix=i686-mingw32- --cc='ccache i686-mingw32-gcc'
> > --enable-memalign-hack
> >   libavutil     50.33. 0 / 50.33. 0
> >   libavcore      0.13. 0 /  0.13. 0
> >   libavcodec    52.96. 0 / 52.96. 0
> >   libavformat   52.84. 0 / 52.84. 0
> >   libavdevice   52. 2. 2 / 52. 2. 2
> >   libavfilter    1.62. 0 /  1.62. 0
> >   libswscale     0.12. 0 /  0.12. 0
> > [rtsp @ 0166bd60] Could not find codec parameters (Audio: aac, stereo,
> s16)
> > [rtsp @ 0166bd60] Estimating duration from bitrate, this may be
> inaccurate
> > Input #0, rtsp, from 'rtsp://mobile.rayv.com:80/live/rayv2demo':
> >   Metadata:
> >     title           : WowzaMediaServer
> >   Duration: N/A, bitrate: N/A
> >     Stream #0.0: Audio: aac, stereo, s16
> >     Stream #0.1: Video: h264, yuv420p, 416x320, 90k tbr, 90k tbn, 90k tbc
> > File 'c:\media\test.mp4' already exists. Overwrite ? [y/N] y
> > [buffer @ 02ac0ec0] w:416 h:320 pixfmt:yuv420p
> > [mpeg4 @ 02aadfa0] timebase not supported by mpeg 4 standard
> > Output #0, mp4, to 'c:\media\test.mp4':
> >     Stream #0.0: Video: mpeg4, yuv420p, 416x320, q=2-31, 200 kb/s, 90k
> tbn,
> > 90k tbc
> >     Stream #0.1: Audio: aac, stereo, s16, 64 kb/s
> > Stream mapping:
> >   Stream #0.1 -> #0.0
> >   Stream #0.0 -> #0.1
> > Error while opening encoder for output stream #0.0 - maybe incorrect
> > parameters such as bit_rate, ra
> > te, width or height
>
> It's a bit harder to know what the problem is if you try to do both
> decoding and encoding at once, but the line
>
> >     Stream #0.0: Audio: aac, stereo, s16
>
> above makes it look like it didn't detect the stream properly. It works
> just fine in ffplay for me though, so I don't really know off-hand what
> the problem is.
>
> // Martin
>

here is the output for my ffplay, is there anything else I can post that can
be more useful to understand the problem?

>ffplay rtsp://mobile.rayv.com:80/live/rayv2demo

FFplay version SVN-r25762, Copyright (c) 2003-2010 the FFmpeg developers
  built on Nov 18 2010 04:07:17 with gcc 4.4.2
  configuration: --enable-gpl --enable-version3 --enable-libgsm
--enable-pthreads --enable-libvorbis
 --enable-libtheora --enable-libspeex --enable-libmp3lame
--enable-libopenjpeg --enable-libschroedin
ger --enable-libopencore_amrwb --enable-libopencore_amrnb --enable-libvpx
--disable-decoder=libvpx -
-arch=x86 --enable-runtime-cpudetect --enable-libxvid --enable-libx264
--extra-libs='-lx264 -lpthrea
d' --enable-librtmp --extra-libs='-lrtmp -lpolarssl -lws2_32 -lwinmm'
--target-os=mingw32 --enable-a
visynth --cross-prefix=i686-mingw32- --cc='ccache i686-mingw32-gcc'
--enable-memalign-hack
  libavutil     50.33. 0 / 50.33. 0
  libavcore      0.13. 0 /  0.13. 0
  libavcodec    52.96. 0 / 52.96. 0
  libavformat   52.84. 0 / 52.84. 0
  libavdevice   52. 2. 2 / 52. 2. 2
  libavfilter    1.62. 0 /  1.62. 0
  libswscale     0.12. 0 /  0.12. 0
[rtsp @ 0280be30] Could not find codec parameters (Audio: aac, stereo, s16)
[rtsp @ 0280be30] Estimating duration from bitrate, this may be inaccurate
Input #0, rtsp, from 'rtsp://mobile.rayv.com:80/live/rayv2demo':
  Metadata:
    title           : WowzaMediaServer
  Duration: N/A, bitrate: N/A
    Stream #0.0: Audio: aac, stereo, s16
    Stream #0.1: Video: h264, yuv420p, 416x320, 90k tbr, 90k tbn, 90k tbc
   0.00 A-V:-1290091230.504 s:0.0 aq=    0KB vq=    0KB sq=    0B f=0/0



-- 
Aviad Rozenhek