Python enlarge示例

示例#1

文件： makempeg.py 项目： guangxingli/neuropy

def prepframe(frame, enlargex=1):
    """Takes raw luminance data frame and converts it to RGB yuvFrame suitable for encoding with pymedia"""
    height, width = np.asarray(frame.shape)*enlargex
    frame = frame.T
    frame = enlarge(frame, enlargex)
    frame = np.asarray([frame, frame, frame]).T
    bmpFrame = vcodec.VFrame( vcodec.formats.PIX_FMT_RGB24, (width, height), (frame.tostring(), None, None) )
    yuvFrame = bmpFrame.convert(vcodec.formats.PIX_FMT_YUV420P)
    return yuvFrame

示例#2

文件： makempeg.py 项目： parsonsh/neuropy

def prepframe(frame, enlargex=1):
    """Takes raw luminance data frame and converts it to RGB yuvFrame suitable for encoding with pymedia"""
    height, width = np.asarray(frame.shape) * enlargex
    frame = frame.T
    frame = enlarge(frame, enlargex)
    frame = np.asarray([frame, frame, frame]).T
    bmpFrame = vcodec.VFrame(vcodec.formats.PIX_FMT_RGB24, (width, height),
                             (frame.tostring(), None, None))
    yuvFrame = bmpFrame.convert(vcodec.formats.PIX_FMT_YUV420P)
    return yuvFrame

示例#3

文件： makeavi.py 项目： guangxingli/neuropy

print 'hello'
f.write(header)

# write mp3 to disk
#f.write(mp3data)
s = mux.write(astreamid, mp3data) # returns a stream
f.write(s) # the stream can then be written to disk



#s = mux.write(astreamid, encodedframe) # returns a stream
#f.write(s) # the stream can then be written to disk

for frame in m.data:
    frame = frame.T
    frame = enlarge(frame, enlargex)
    frame = np.asarray([frame, frame, frame]).T
    bmpFrame = vcodec.VFrame( vcodec.formats.PIX_FMT_RGB24, (width, height), (frame.tostring(), None, None) )
    yuvFrame = bmpFrame.convert(vcodec.formats.PIX_FMT_YUV420P)
    encodedframe = ve.encode(yuvFrame)
    s = mux.write(vstreamid, encodedframe) # returns a stream
    f.write(s) # the stream can then be written to disk

    #f.write(d.data)

f.close()



#create muxer
#mux = muxer.Muxer( 'avi' ) # or mpg or something

示例#4

文件： write_movie_pymedia.py 项目： parsonsh/neuropy

# write header to disk
header = mux.start()
print 'hello'
f.write(header)

# write mp3 to disk
#f.write(mp3data)
s = mux.write(astreamid, mp3data)  # returns a stream
f.write(s)  # the stream can then be written to disk

#s = mux.write(astreamid, encodedframe) # returns a stream
#f.write(s) # the stream can then be written to disk

for frame in m.data:
    frame = frame.T
    frame = enlarge(frame, enlargex)
    frame = np.asarray([frame, frame, frame]).T
    bmpFrame = vcodec.VFrame(vcodec.formats.PIX_FMT_RGB24, (width, height),
                             (frame.tostring(), None, None))
    yuvFrame = bmpFrame.convert(vcodec.formats.PIX_FMT_YUV420P)
    encodedframe = ve.encode(yuvFrame)
    s = mux.write(vstreamid, encodedframe)  # returns a stream
    f.write(s)  # the stream can then be written to disk

    #f.write(d.data)

f.close()

#create muxer
#mux = muxer.Muxer( 'avi' ) # or mpg or something
#s1= vc1.encode( vfr )