/*
 * This file is part of the DSView project.
 * 
 * Copyright (C) 2021 DreamSourceLab <support@dreamsourcelab.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
 */
 
sigrokdecode module's types

output types: 
	1.OUTPUT_ANN
	2.OUTPUT_PYTHON
	3.OUTPUT_BINARY
	4.OUTPUT_META
	
default sample rate name: SRD_CONF_SAMPLERATE,value is 10000

sigrokdecode.Decoder methods:

class Decoder{
	PyObject* put(PyObject *self, PyObject *args);
	PyObject* register(PyObject *self, PyObject *args,PyObject *kwargs);
	PyObject* wait(PyObject *self, PyObject *args);
	PyObject* has_channel(PyObject *self, PyObject *args);
}


c can call's method of python:
	1.reset
	2.start
	3.decode
	4.metadata
	5.printlog //print log to console, param type is string

	
decode函数返回任意值，则表示解析任务终止

