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from enigma import eTimer
from Components.config import config, ConfigSelection, ConfigSubDict, ConfigYesNo
from Tools.CList import CList
# The "VideoHardware" is the interface to /proc/stb/video.
# It generates hotplug events, and gives you the list of
# available and preferred modes, as well as handling the currently
# selected mode. No other strict checking is done.
class VideoHardware:
rates = { } # high-level, use selectable modes.
modes = { } # a list of (high-level) modes for a certain port.
rates["PAL"] = { "50Hz": { 50: "pal" },
"60Hz": { 60: "pal60" },
"multi": { 50: "pal", 60: "pal60" } }
rates["NTSC"] = { "60Hz": { 60: "ntsc" } }
rates["Multi"] = { "multi": { 50: "pal", 60: "ntsc" } }
rates["480i"] = { "60Hz": { 60: "480i" } }
rates["576i"] = { "50Hz": { 50: "576i" } }
rates["480p"] = { "60Hz": { 60: "480p" } }
rates["576p"] = { "50Hz": { 50: "576p" } }
rates["720p"] = { "50Hz": { 50: "720p50" },
"60Hz": { 60: "720p" },
"multi": { 50: "720p50", 60: "720p" } }
rates["1080i"] = { "50Hz": { 50: "1080i50" },
"60Hz": { 60: "1080i" },
"multi": { 50: "1080i50", 60: "1080i" } }
rates["PC"] = {
"1024x768": { 60: "1024x768" }, # not possible on DM7025
"800x600" : { 60: "800x600" }, # also not possible
"720x480" : { 60: "720x480" },
"720x576" : { 60: "720x576" },
"1280x720": { 60: "1280x720" },
"1280x720 multi": { 50: "1280x720_50", 60: "1280x720" },
"1920x1080": { 60: "1920x1080"},
"1920x1080 multi": { 50: "1920x1080", 60: "1920x1080_50" },
"1280x1024" : { 60: "1280x1024"},
"1366x768" : { 60: "1366x768"},
"1366x768 multi" : { 50: "1366x768", 60: "1366x768_50" },
"1280x768": { 60: "1280x768" },
"640x480" : { 60: "640x480" }
}
modes["Scart"] = ["PAL", "NTSC", "Multi"]
modes["YPbPr"] = ["720p", "1080i", "576p", "480p", "576i", "480i"]
modes["DVI"] = ["720p", "1080i", "576p", "480p", "576i", "480i"]
modes["DVI-PC"] = ["PC"]
widescreen_modes = set(["720p", "1080i"])
def getOutputAspect(self):
ret = (16,9)
port = config.av.videoport.value
if port not in config.av.videomode:
print "current port not available in getOutputAspect!!! force 16:9"
else:
mode = config.av.videomode[port].value
force_widescreen = self.isWidescreenMode(port, mode)
is_widescreen = force_widescreen or config.av.aspect.value in ["16_9", "16_10"]
is_auto = config.av.aspect.value == "auto"
if is_widescreen:
if force_widescreen:
pass
else:
aspect = {"16_9": "16:9", "16_10": "16:10"}[config.av.aspect.value]
if aspect == "16:10":
ret = (16,10)
elif is_auto:
try:
aspect_str = open("/proc/stb/vmpeg/0/aspect", "r").read()
if aspect_str == "1": # 4:3
ret = (4,3)
except IOError:
pass
else: # 4:3
ret = (4,3)
return ret
def __init__(self):
self.last_modes_preferred = [ ]
self.on_hotplug = CList()
self.standby = False
self.current_mode = None
self.current_port = None
self.readAvailableModes()
self.createConfig()
# self.on_hotplug.append(self.createConfig)
self.readPreferredModes()
# take over old AVSwitch component :)
from Components.AVSwitch import AVSwitch
# config.av.colorformat.notifiers = [ ]
config.av.aspectratio.notifiers = [ ]
config.av.tvsystem.notifiers = [ ]
config.av.wss.notifiers = [ ]
AVSwitch.setInput = self.AVSwitchSetInput
AVSwitch.getOutputAspect = self.getOutputAspect
config.av.aspect.addNotifier(self.updateAspect)
config.av.wss.addNotifier(self.updateAspect)
config.av.policy_169.addNotifier(self.updateAspect)
config.av.policy_43.addNotifier(self.updateAspect)
# until we have the hotplug poll socket
# self.timer = eTimer()
# self.timer.callback.append(self.readPreferredModes)
# self.timer.start(1000)
config.av.colorformat.addNotifier(self.updateFastblank)
def AVSwitchSetInput(self, mode):
self.standby = mode == "SCART"
self.updateStandby()
def readAvailableModes(self):
try:
modes = open("/proc/stb/video/videomode_choices").read()[:-1]
except IOError:
print "couldn't read available videomodes."
self.modes_available = [ ]
return
self.modes_available = modes.split(' ')
def readPreferredModes(self):
try:
modes = open("/proc/stb/video/videomode_preferred").read()[:-1]
self.modes_preferred = modes.split(' ')
except IOError:
print "reading preferred modes failed, using all modes"
self.modes_preferred = self.modes_available
if self.modes_preferred != self.last_modes_preferred:
self.last_modes_preferred = self.modes_preferred
print "hotplug on dvi"
self.on_hotplug("DVI") # must be DVI
# check if a high-level mode with a given rate is available.
def isModeAvailable(self, port, mode, rate):
rate = self.rates[mode][rate]
for mode in rate.values():
# DVI modes must be in "modes_preferred"
# if port == "DVI":
# if mode not in self.modes_preferred and not config.av.edid_override.value:
# print "no, not preferred"
# return False
if mode not in self.modes_available:
return False
return True
def isWidescreenMode(self, port, mode):
return mode in self.widescreen_modes
def setMode(self, port, mode, rate, force = None):
print "setMode - port:", port, "mode:", mode, "rate:", rate
# we can ignore "port"
self.current_mode = mode
self.current_port = port
modes = self.rates[mode][rate]
mode_50 = modes.get(50)
mode_60 = modes.get(60)
if mode_50 is None or force == 60:
mode_50 = mode_60
if mode_60 is None or force == 50:
mode_60 = mode_50
try:
open("/proc/stb/video/videomode_50hz", "w").write(mode_50)
open("/proc/stb/video/videomode_60hz", "w").write(mode_60)
except IOError:
try:
# fallback if no possibility to setup 50/60 hz mode
open("/proc/stb/video/videomode", "w").write(mode_50)
except IOError:
print "setting videomode failed."
try:
open("/etc/videomode", "w").write(mode_50) # use 50Hz mode (if available) for booting
except IOError:
print "writing initial videomode to /etc/videomode failed."
self.updateAspect(None)
def saveMode(self, port, mode, rate):
print "saveMode", port, mode, rate
config.av.videoport.value = port
config.av.videoport.save()
config.av.videomode[port].value = mode
config.av.videomode[port].save()
config.av.videorate[mode].value = rate
config.av.videorate[mode].save()
def isPortAvailable(self, port):
# fixme
return True
def isPortUsed(self, port):
if port == "DVI":
self.readPreferredModes()
return len(self.modes_preferred) != 0
else:
return True
def getPortList(self):
return [port for port in self.modes if self.isPortAvailable(port)]
# get a list with all modes, with all rates, for a given port.
def getModeList(self, port):
print "getModeList for port", port
res = [ ]
for mode in self.modes[port]:
# list all rates which are completely valid
rates = [rate for rate in self.rates[mode] if self.isModeAvailable(port, mode, rate)]
# if at least one rate is ok, add this mode
if len(rates):
res.append( (mode, rates) )
return res
def createConfig(self, *args):
# create list of output ports
portlist = self.getPortList()
# create list of available modes
config.av.videoport = ConfigSelection(choices = [(port, _(port)) for port in portlist])
config.av.videomode = ConfigSubDict()
config.av.videorate = ConfigSubDict()
for port in portlist:
modes = self.getModeList(port)
if len(modes):
config.av.videomode[port] = ConfigSelection(choices = [mode for (mode, rates) in modes])
for (mode, rates) in modes:
config.av.videorate[mode] = ConfigSelection(choices = rates)
def setConfiguredMode(self):
port = config.av.videoport.value
if port not in config.av.videomode:
print "current port not available, not setting videomode"
return
mode = config.av.videomode[port].value
if mode not in config.av.videorate:
print "current mode not available, not setting videomode"
return
rate = config.av.videorate[mode].value
self.setMode(port, mode, rate)
def updateAspect(self, cfgelement):
# determine aspect = {any,4:3,16:9,16:10}
# determine policy = {bestfit,letterbox,panscan,nonlinear}
# based on;
# config.av.videoport.value: current video output device
# Scart:
# config.av.aspect:
# 4_3: use policy_169
# 16_9,16_10: use policy_43
# auto always "bestfit"
# config.av.policy_169
# letterbox use letterbox
# panscan use panscan
# scale use bestfit
# config.av.policy_43
# pillarbox use panscan
# panscan use letterbox ("panscan" is just a bad term, it's inverse-panscan)
# nonlinear use nonlinear
# scale use bestfit
port = config.av.videoport.value
if port not in config.av.videomode:
print "current port not available, not setting videomode"
return
mode = config.av.videomode[port].value
force_widescreen = self.isWidescreenMode(port, mode)
is_widescreen = force_widescreen or config.av.aspect.value in ["16_9", "16_10"]
is_auto = config.av.aspect.value == "auto"
if is_widescreen:
if force_widescreen:
aspect = "16:9"
else:
aspect = {"16_9": "16:9", "16_10": "16:10"}[config.av.aspect.value]
policy = {"pillarbox": "panscan", "panscan": "letterbox", "nonlinear": "nonlinear", "scale": "bestfit"}[config.av.policy_43.value]
elif is_auto:
aspect = "any"
policy = "bestfit"
else:
aspect = "4:3"
policy = {"letterbox": "letterbox", "panscan": "panscan", "scale": "bestfit"}[config.av.policy_169.value]
if not config.av.wss.value:
wss = "auto(4:3_off)"
else:
wss = "auto"
print "-> setting aspect, policy, wss", aspect, policy, wss
open("/proc/stb/video/aspect", "w").write(aspect)
open("/proc/stb/video/policy", "w").write(policy)
open("/proc/stb/denc/0/wss", "w").write(wss)
self.updateSlowblank()
self.updateFastblank()
def updateSlowblank(self):
if self.standby:
from Components.SystemInfo import SystemInfo
if SystemInfo["ScartSwitch"]:
input = "scart"
sb = "vcr"
else:
input = "off"
sb = "0"
else:
input = "encoder"
sb = "auto"
open("/proc/stb/avs/0/sb", "w").write(sb)
open("/proc/stb/avs/0/input", "w").write(input)
def updateStandby(self):
self.updateSlowblank()
self.updateFastblank()
def updateFastblank(self, *args):
if self.standby:
from Components.SystemInfo import SystemInfo
if SystemInfo["ScartSwitch"]:
fb = "vcr"
else:
fb = "low"
else:
if self.current_port == "Scart" and config.av.colorformat.value == "rgb":
fb = "high"
else:
fb = "low"
open("/proc/stb/avs/0/fb", "w").write(fb)
config.av.edid_override = ConfigYesNo(default = False)
video_hw = VideoHardware()
video_hw.setConfiguredMode()
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