В сообщении от Monday 29 October 2007 13:08:00 Francesco Romani написал(а):
> and what tcprobe says?
> export_dv will produce a DV stream packed into an AVI container; IIRC,
> that's called DV file type 2.
$ transcode -x v4l2,v4l2 -g 640x480 -i /dev/video -p /dev/dsp -y dv -N 0x1 -o
video_out.dv -m audio_out.pcm
$ tcprobe -i video_out.avi
[tcprobe] RIFF data, AVI video
[avilib] V: 25.000 fps, codec=FFV1, frames=74, width=640, height=480
[tcprobe] summary for video_out.avi, (*) = not default, 0 = not detected
import frame size: -g 640x480 [720x576] (*)
frame rate: -f 25.000 [25.000] frc=3
no audio track: use "null" import module for audio
length: 74 frames, frame_time=40 msec, duration=0:00:02.960
$
DV from http://sourceforge.net/project/showfiles.php?group_id=4393:
$ tcprobe -i 16x9.dv
[tcprobe] Digital Video (NTSC)
[tcprobe] summary for 16x9.dv, (*) = not default, 0 = not detected
import frame size: -g 720x480 [720x576] (*)
aspect ratio: 16:9 (*)
frame rate: -f 29.970 [25.000] frc=4 (*)
audio track: -a 0 [0] -e 48000,16,2 [48000,16,2] -n 0x1 [0x2000] (*)
bitrate=1536 kbps
$
Best regards,
SIEGERSTEIN
