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我想用樱桃流式传输视频文件。当我去localhost:8080/stream?video = video.avi它开始下载,但几秒钟后它就“完成”下载,无论文件有多大。我对此很新,并且无法找出它为什么这样做。另外,如果它是Matroska(.mkv),它甚至不会识别该文件?用樱桃流式传输文件
这里是我的Stream类:
class Stream(object):
@cherrypy.expose
def default(self, video=None):
BASE_PATH = ".."
video = os.path.join(BASE_PATH, video)
if video == None:
return "no file specified!"
if not os.path.exists(video):
return "file not found!"
f = open(video)
size = os.path.getsize(video)
mime = mimetypes.guess_type(video)[0]
print(mime)
cherrypy.response.headers["Content-Type"] = mime
cherrypy.response.headers["Content-Disposition"] = 'attachment; filename="%s"' % os.path.basename(video)
cherrypy.response.headers["Content-Length"] = size
BUF_SIZE = 1024 * 5
def stream():
data = f.read(BUF_SIZE)
while len(data) > 0:
yield data
data = f.read(BUF_SIZE)
return stream()
default._cp_config = {'response.stream': True}
做类似的事情。在缓冲时也得到一种停止,也不知道如何在缓冲区大小满足后继续下载源。 – Twisty 2013-12-30 18:27:16