On Sat, Jul 12, 2014 at 12:12 PM, Yan Brenman <[email protected]> wrote:
> Hello, > > I am trying to stream just audio with ffmpeg from a PC with built in > microphone and play on the other PC with ffplay. > The name of a microphone device I get with "ffmpeg -list_devices true -f > dshow -i dummy" command. > > The command on the streaming side looks like this: > > ffmpeg -f dshow -i audio="Internal Microphone Array (IDT High Definition > Audio CODEC)" -vn -c:a mp3 -q:a 9 -ar 11025 -ac 1 -f flv > rtmp://[RTMP_server_name]/live/[file_name] > > And as you can see I am explicitly disabling the video component from > being included by default with "-vn" switch. > The streaming side seems to be working fine (with no warnings or errors) > but unfortunately when I try to play the audio stream with ffplay it still > tries to find the video stream > and bails out with "RTMP_ReadPacket, failed to read RTMP packet header" > error and then complaining the codec parameters for the video stream can't > be found. > > Seems to me that the root of the problem is the fact that ffplay is still > looking for video in stream 0, while in fact stream 0 is an audio (and no > video of course at all). I tried to run > ffplay with "-nodisp" option but it didn't help either: > > ffplay -nodisp rtmp://[RTMP_server_name]/live/[file_name]. > > Is there something wrong I am doing on the streaming side or is there > something else I need to specify on the playing side? > full command line and output from failing and successful use cases please? How is ffplay ever able to receive this? I presume you have some type of intermediary server? I assume ffplay does work with video? Do other clients work with just audio? > > Every piece of advise is greatly appreciated > Yan > > > _______________________________________________ > ffmpeg-user mailing list > [email protected] > http://ffmpeg.org/mailman/listinfo/ffmpeg-user > _______________________________________________ ffmpeg-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/ffmpeg-user
