scbc_repos/ssat_sdk/device_manage/tg39_manager.py

# -*- coding:utf-8 -*-
import os, sys, time
from device_manager import *
from ssat_sdk.utils import LoggingUtil
from ssat_sdk import sat_environment
from ssat_sdk.utils import string_util

TV_SYSTEM_DICT = {"MN":0,"BG":1,"DK":2,"I":3,"L":4,"L'":5}
COLOR_SYSTEM_DICT = {"NTSC-STD":0,"NTSC-50":1,"NTSC-443":2,"PAL-STD":3,"PAL-60":4,"PAL-M":5,"PAL-N":6,"SECAM":7}
SYSTV = {
            "NTSC M":       '0',  #TV Standard
            "NTSC4.43 B/G": '1',
            "NNTSC4.43 D/K":'2',
            "NTSC4.43 I":   '3',
            "PAL B/G":      '4',
            "PAL I":        '5',
            "PAL D":        '6',
            "PAL-N":        '7',
            "PAL-M":        '8',
            "PAL D(CHINA)": '9',
            "PAL B(AUS)":   '10',
            "SECAM B/G":    '11',
            "SECAM D/K/K1": '12',
            "SECAM L":      '13',
        }

class TG39Manager():
    # 当前选择的ATV码流仪;
    ATV_SELECTIVE = sat_environment.getATVSelected()
    def __init__(self):
        self.devManager = DeviceManager.getInstance()
        if string_util.strcmp(TG39Manager.ATV_SELECTIVE,'TG39'):
            LoggingUtil.printLog("初始化TG39设备")
        elif string_util.strcmp(TG39Manager.ATV_SELECTIVE,'54200'):
            LoggingUtil.printLog("初始化54200设备")
        elif string_util.strcmp(TG39Manager.ATV_SELECTIVE,'3116'):
            LoggingUtil.printLog("初始化3116设备")

    def setCTYandCHN(self, countryID, channelID):
        """
                RFCHA-arg1      For arg1, input the country name ID to set (as a decimal number).
                RFCHB-arg2      For arg2, input the channel ID to set (as a decimal number).
                countryID       channelID
                1 JAPAN         1 to 62
                2 USA           2 to 83
                3 EU            1 to 69
                4 CHINA         1 to 68
                5 UK            21 to 69
                6 R             1 to 69
                7 FRANCE        1 to 69
                8 AUSTRALIA     1 to 69
                9 JAPAN-C       1 to 63
                10 USA-C        2 to 150
                11 EU-C         2 to 56
                12 CHINA-C      1 to 51
                13 ITY          1 to 69
                14 IRE          1 to 69
                """
        if string_util.strcmp(TG39Manager.ATV_SELECTIVE,'TG39'):
            self.setTG39CMD("RFCHA", countryID)
            self.setTG39CMD("RFCHB", channelID)
        elif string_util.strcmp(TG39Manager.ATV_SELECTIVE,'3116'):
            pass

    '''
    freq: float, value:MHz
    color_system:string,value:("NTSC-STD","NTSC-50","NTSC-443","PAL-STD","PAL-60","PAL-M","PAL-N","SECAM")
    tv_system:string,value:(MN,BG,DK,I,L,L')
    level:float, value:(29.0 to 109.0) (dBu V/75欧)
    '''
    def setChannel(self, freq, color_system, tv_system, level):
        if string_util.strcmp(TG39Manager.ATV_SELECTIVE,'TG39'):
            self.setTG39CMD("RFFREQ", freq) #freq: float MHz
            colorCode = COLOR_SYSTEM_DICT[color_system]
            self.setTG39CMD("VCOL", colorCode)
            systemCode = TV_SYSTEM_DICT[tv_system]
            self.setTG39CMD("RSYS", systemCode)
            self.setTG39CMD("RFLEV", level)
        elif string_util.strcmp(TG39Manager.ATV_SELECTIVE,'3116'):
            self.setTG39CMD("SYSFR", freq)
            self.setTG39CMD('SYSTV',SYSTV[color_system])
            # 信号强度要与TG39使用同范围
            # 3116:-80.00~0.00
            # TG39:29.0~109.00
            flevel = float(level)
            if flevel <= 29.00:
                level = '-80.0'
            elif flevel >= 109.00:
                level = '000.0'
            else:
                level = str(flevel - 109.0)
            self.setTG39CMD('SYSLV',level)

    '''
    command:string, value:RS-232C command
    param:no type, value:Content
    '''
    def setTG39CMD(self, command, param):
        if string_util.strcmp(TG39Manager.ATV_SELECTIVE,'TG39'):
            cmdLine = str(command) + " " + str(param)
            self.sendCmd(cmdLine)
        elif string_util.strcmp(TG39Manager.ATV_SELECTIVE,'3116'):
            cmdLine = str(command) + "=" + str(param) + '\r'
            self.sendCmd(cmdLine)

    def sendCmd(self, cmdLine):
        self.client = self.devManager.getDevService("tg39")
        self.client.send(cmdLine)
        print u"TG39指令执行结果：", self.client.recv()
        self.client.close()