ALSA lib pcm.c:7339:(snd_pcm_recover) overrun occurred
Posted: 25 Aug 2014 12:40
I am trying to record videos with vlc from USB webcam from A20 humming board
The command i used to rercord with vlc
please help me to fix this error
The command i used to rercord with vlc
Then it shows the following logvlc v4l2:///dev/video0 :v4l2-standard= :input-slave=alsa://hw:0,0 :v4l-caching=300 --sout="#transcode{vcodec=h264,vb=0,,scale=0,width=640,height=480,acodec=mpga,ab=128,channels=1,samplerate=44100}:standard{access=file,mux=mp4,dst=output00.mp4}"
video is recording fine but without sound. it says Alsa lib sound overrun occured.VLC media player 2.0.5 Twoflower (revision 11d59d1)
[0x19e88f0] main libvlc: Running vlc with the default interface. Use 'cvlc' to use vlc without interface.
QGtkStyle was unable to detect the current GTK+ theme.
x264 [info]: using cpu capabilities: ARMv6 NEON
x264 [info]: profile High, level 3.0
x264 [info]: using SAR=8/9
x264 [info]: using cpu capabilities: ARMv6 NEON
x264 [info]: profile High, level 3.1
ALSA lib pcm.c:7339:(snd_pcm_recover) overrun occurred
ALSA lib pcm.c:7339:(snd_pcm_recover) overrun occurred
ALSA lib pcm.c:7339:(snd_pcm_recover) overrun occurred
ALSA lib pcm.c:7339:(snd_pcm_recover) overrun occurred
ALSA lib pcm.c:7339:(snd_pcm_recover) overrun occurred
ALSA lib pcm.c:7339:(snd_pcm_recover) overrun occurred
ALSA lib pcm.c:7339:(snd_pcm_recover) overrun occurred
ALSA lib pcm.c:7339:(snd_pcm_recover) overrun occurred
ALSA lib pcm.c:7339:(snd_pcm_recover) overrun occurred
x264 [warning]: invalid DTS: PTS is less than DTS
x264 [warning]: invalid DTS: PTS is less than DTS
ALSA lib pcm.c:7339:(snd_pcm_recover) overrun occurred
x264 [warning]: invalid DTS: PTS is less than DTS
ALSA lib pcm.c:7339:(snd_pcm_recover) overrun occurred
x264 [warning]: invalid DTS: PTS is less than DTS
x264 [warning]: invalid DTS: PTS is less than DTS
x264 [warning]: invalid DTS: PTS is less than DTS
x264 [info]: frame I:1 Avg QP:26.57 size: 6875
x264 [info]: frame P:23 Avg QP:26.23 size: 2067
x264 [info]: frame B:28 Avg QP:27.09 size: 1103
x264 [info]: consecutive B-frames: 1.9% 76.9% 5.8% 15.4%
x264 [info]: mb I I16..4: 39.8% 55.7% 4.5%
x264 [info]: mb P I16..4: 4.3% 1.0% 0.0% P16..4: 55.7% 2.7% 2.4% 0.0% 0.0% skip:34.0%
x264 [info]: mb B I16..4: 0.8% 0.2% 0.0% B16..8: 31.8% 0.0% 0.0% direct: 2.8% skip:64.3% L0:62.6% L1:36.1% BI: 1.2%
x264 [info]: 8x8 transform intra:33.8% inter:95.1%
x264 [info]: coded y,uvDC,uvAC intra: 16.3% 41.8% 3.6% inter: 7.7% 28.2% 0.0%
x264 [info]: i16 v,h,dc,p: 11% 16% 9% 64%
x264 [info]: i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 12% 12% 34% 13% 3% 3% 4% 8% 10%
x264 [info]: i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 24% 14% 24% 13% 1% 2% 1% 10% 11%
x264 [info]: i8c dc,h,v,p: 70% 18% 10% 2%
x264 [info]: Weighted P-Frames: Y:8.7% UV:8.7%
x264 [info]: ref P L0: 47.7% 7.3% 30.5% 14.5%
x264 [info]: ref B L0: 50.1% 46.5% 3.4%
x264 [info]: ref B L1: 88.3% 11.7%
x264 [info]: kb/s:787.41
please help me to fix this error