Update of /cvsroot/freevo/freevo/WIP/RobShortt
In directory sc8-pr-cvs1:/tmp/cvs-serv15818
Added Files:
v4l2-test.py
Log Message:
To test v4l code.
--- NEW FILE: v4l2-test.py ---
import time, string
import v4l2, config, ivtv
NORMS = { 'NTSC' : 0,
'PAL ' : 1,
'SECAM' : 2 }
if __name__ == '__main__':
# TV_SETTINGS = 'NORM INPUT CHANLIST DEVICE'
(v_norm, v_input, v_clist, v_dev) = config.TV_SETTINGS.split()
v_norm = string.upper(v_norm)
# v = v4l2.Videodev(v_dev)
v = ivtv.IVTV(v_dev)
v.setchanlist(v_clist)
print "Setting Channel to 17"
v.setchannel("17")
print "Enumerating supported Standards."
try:
for i in range(0,255):
(index,id,name,junk,junk,junk) = v.enumstd(i)
print " %i: 0x%x %s" % (index, id, name)
except:
pass
print 'Setting Standard to %s' % v_norm
v.setinput(NORMS.get(v_norm))
print "Current Standard is: 0x%x" % v.getstd()
print "Enumerating supported Inputs."
try:
for i in range(0,255):
(index,name,type,audioset,tuner,std,status) = v.enuminput(i)
print " %i: %s" % (index, name)
except:
pass
print "Input: %i" % v.getinput()
print "Setting Input to 4"
v.setinput(4)
(driver,card,bus_info,version,capabilities) = v.querycap()
print "Driver: %s, Card: %s, Ver: %i, Cap: 0x%x" %
(driver,card,version,capabilities)
v.setfmt(720,480)
(buf_type,width,height,pixelformat,field,bytesperline,sizeimage,colorspace) =
v.getfmt()
print "Width: %i, Height: %i" % (width,height)
print "Read Frequency: %i" % v.getfreq()
# print v.gettuner(0)
#now = time.time()
#stop = now + 10
#v_in = open('/dev/video0', 'r')
#v_out = open('/tmp/vtest.mpeg', 'w')
#while time.time() < stop:
# buf = v_in.read(65536)
# v_out.write(buf)
#v_in.close()
#v_out.close()
codec = v.getCodecInfo()
print 'CODEC: %s' % dir(codec)
print 'CODEC::bitrate: %s' % codec.bitrate
codec.bitrate = 3000000
v.setCodecInfo(codec)
codec = v.getCodecInfo()
print 'CODEC: %s' % dir(codec)
print 'CODEC::bitrate: %s' % codec.bitrate
v.close()
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