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cuu 2018-07-01 19:53:25 +08:00
parent 72c430ecc0
commit 88b9352596
5 changed files with 209 additions and 17 deletions
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214
Menu/GameShell/Music Player/mpd_spectrum_page.py
View File

@ -3,7 +3,7 @@
import time
import pygame
from numpy import fromstring,ceil,abs,log10,isnan,isinf,int16
from numpy import fromstring,ceil,abs,log10,isnan,isinf,int16,sqrt,mean
from numpy import fft as Fft
import gobject
@ -11,12 +11,14 @@ import gobject
from beeprint import pp
## local UI import
from UI.constants import Width,Height
from UI.constants import Width,Height,ICON_TYPES
from UI.page import Page,PageSelector
from UI.label import Label
from UI.fonts import fonts
from UI.util_funcs import midRect
from UI.keys_def import CurKeys
from UI.icon_item import IconItem
from UI.icon_pool import MyIconPool
from Queue import Queue, Empty
from threading import Thread
@ -37,6 +39,9 @@ class PIFI(object):
count = 0
average = 0
rmscount=0
rmsaverage=0
def __init__(self):
self.sampleSize = self._SAMPLE_SIZE
@ -54,7 +59,14 @@ class PIFI(object):
def resetSmoothing(self):
self.count = 0
self.average = 0
self.rmscount = 0
self.rmsaverage = 0
def rms_smoothOut(self, x):
self.rmscount += 1
self.rmsaverage = (self.rmsaverage*self.rmscount + x) / (self.rmscount+1)
return self.rmsaverage
def smoothOut(self, x):
self.count += 1
self.average = (self.average*self.count + x) / (self.count+1)
@ -75,7 +87,8 @@ class PIFI(object):
# Compute the scaled list of values
scaledList = [int(x*scaleFactor) for x in _list ]
return scaledList
def computeSpectrum(self, fifoFile):
# Read PCM samples from fifo
@ -91,6 +104,17 @@ class PIFI(object):
# Normalize [-1; +1]
pcm = pcm / (2.**15)
# Compute RMS directly from signal
rms = sqrt(mean(pcm**2))
# Compute a simple 'moving maximum'
maximum = 2*self.rms_smoothOut(rms)
if maximum == 0:
scaleFactor = 0.0
else:
scaleFactor = self._SCALE_WIDTH/float(maximum)
final_rms = int(rms*scaleFactor)
# Compute FFT
N = pcm.size
@ -127,8 +151,8 @@ class PIFI(object):
# Scale the spectrum
scaledSpectrum = self.scaleList(spectrum)
return (self.bins, scaledSpectrum)
scaledSpectrum.append( final_rms)
return scaledSpectrum
class MPDSpectrumPage(Page):
@ -140,11 +164,28 @@ class MPDSpectrumPage(Page):
_ListFont = fonts["veramono12"]
_PIFI = None
_FiFo = None
_FIFO = None
_Color = pygame.Color(126,206,244)
_GobjectIntervalId = -1
_Queue = None
_KeepReading = True
_BGpng = None
_BGwidth = 320
_BGheight = 200
_SheepHead = None
_SheepHeadW = 69
_SheepHeadH = 66
_SheepBody = None
_SheepBodyW = 105
_SheepBodyH = 81
_freq_count = 0
_head_dir = 0
_Neighbor = None
def __init__(self):
Page.__init__(self)
@ -160,8 +201,27 @@ class MPDSpectrumPage(Page):
self._CanvasHWND = self._Screen._CanvasHWND
self.Start()
self._BGpng = IconItem()
self._BGpng._ImgSurf = MyIconPool._Icons["sheep_bg"]
self._BGpng._MyType = ICON_TYPES["STAT"]
self._BGpng._Parent = self
self._BGpng.Adjust(0,0,self._BGwidth,self._BGheight,0)
self._SheepHead = IconItem()
self._SheepHead._ImgSurf = MyIconPool._Icons["sheep_head"]
self._SheepHead._MyType = ICON_TYPES["STAT"]
self._SheepHead._Parent = self
self._SheepHead.Adjust(0,0,self._SheepHeadW,self._SheepHeadH,0)
self._SheepBody = IconItem()
self._SheepBody._ImgSurf = MyIconPool._Icons["sheep_body"]
self._SheepBody._MyType = ICON_TYPES["STAT"]
self._SheepBody._Parent = self
self._SheepBody.Adjust(0,0,self._SheepBodyW,self._SheepBodyH,0)
self.Start()
self._GobjectIntervalId = gobject.timeout_add(50,self.Playing)
def Start(self):
@ -186,7 +246,7 @@ class MPDSpectrumPage(Page):
print("self._FIFO none")
return
(bins,scaledSpectrum) = self._PIFI.computeSpectrum(self._FIFO)
scaledSpectrum = self._PIFI.computeSpectrum(self._FIFO)
self._Queue.put( scaledSpectrum )
self._KeepReading = False
@ -212,7 +272,9 @@ class MPDSpectrumPage(Page):
return True
def OnLoadCb(self):
if self._FIFO == None:
self.Start()
if self._Queue != None:
with self._Queue.mutex:
self._Queue.queue.clear()
@ -228,6 +290,14 @@ class MPDSpectrumPage(Page):
def KeyDown(self,event):
if event.key == CurKeys["Menu"] or event.key == CurKeys["A"]:
if self._FIFO != None and self._FIFO.closed == False:
try:
self._FIFO.close()
self._FIFO = None
except Exception, e:
print(e)
self.ReturnToUpLevelPage()
self._Screen.Draw()
self._Screen.SwapAndShow()
@ -239,22 +309,140 @@ class MPDSpectrumPage(Page):
if event.key == CurKeys["Enter"]:
pass
def Draw(self):
self.ClearCanvas()
self._BGpng.NewCoord(self._Width/2,self._Height/2)
self._BGpng.Draw()
# print(self._Neighbor._CurSongTime)
phrase1 = False
phrase2 = False
parts = self._Neighbor._CurSongTime.split(":")
if len(parts) > 1:
cur = float(parts[0])
end = float(parts[1])
pros = int((cur/end)*100.0)
if pros > 30 and pros < 55:
phrase1 = True
if pros > 55 and pros < 100:
phrase2 = True
try:
spects = self._Queue.get_nowait() ## last element is rms
#print("get_nowait: " , spects)
except Empty:
return
else: # got line
if len(spects) == 0:
return
rms = spects[-1]
ratio = float(rms)/float(self._Height)
# 139,62
dx = 0
if ratio < 0.5:
dx = 5
else:
dx = 16
self._freq_count+=1 ## like frames
sheepbody_xy = (181,92)
sheephead_xy = (139,62)
sheepeye_xy = (129,60) ## eye2 ==> 129+20
eye_dx = sheephead_xy[0] - sheepeye_xy[0]
eye_dy = sheephead_xy[1] - sheepeye_xy[1]
self._SheepBody.NewCoord(sheepbody_xy[0],sheepbody_xy[1])
leg_dx = 2
if self._freq_count % 2 == 0:
self._SheepHead.NewCoord(sheephead_xy[0]+dx, sheephead_xy[1])
elif self._freq_count % 3 == 0:
self._SheepHead.NewCoord(sheephead_xy[0]-dx, sheephead_xy[1])
elif self._freq_count % 4 == 0:
self._SheepHead.NewCoord(sheephead_xy[0],sheephead_xy[1]+dx*2)
elif self._freq_count % 5 == 0:
self._SheepBody.NewCoord(sheepbody_xy[0],sheepbody_xy[1]-dx*3)
self._SheepHead.NewCoord(sheephead_xy[0],sheephead_xy[1]-dx*3)
elif self._freq_count % 7 == 0:
leg_dx = 0
self._SheepBody.NewCoord(sheepbody_xy[0],sheepbody_xy[1])
self._SheepBody.Draw()
self._SheepHead.Draw()
## eyes
pygame.draw.circle(self._CanvasHWND,(255,255,255),(self._SheepHead._PosX-eye_dx,self._SheepHead._PosY-eye_dy),8,0)
pygame.draw.circle(self._CanvasHWND,(0,0,0),(self._SheepHead._PosX-eye_dx,self._SheepHead._PosY-eye_dy),8,2)
pygame.draw.circle(self._CanvasHWND,(0,0,0),(self._SheepHead._PosX-eye_dx,self._SheepHead._PosY-eye_dy),2,0)
pygame.draw.circle(self._CanvasHWND,(255,255,255),(self._SheepHead._PosX-eye_dx+20,self._SheepHead._PosY-eye_dy),8,0)
pygame.draw.circle(self._CanvasHWND,(0,0,0),(self._SheepHead._PosX-eye_dx+20,self._SheepHead._PosY-eye_dy),8,2)
pygame.draw.circle(self._CanvasHWND,(0,0,0),(self._SheepHead._PosX-eye_dx+20,self._SheepHead._PosY-eye_dy),2,0)
##legs
legs1_xy = (self._SheepBody._PosX+13,self._SheepBody._PosY+38)
legs1_xy_end = (legs1_xy[0],legs1_xy[1]+16)
legs1_1_xy = (legs1_xy_end[0]-leg_dx,legs1_xy_end[1])
legs1_1_xy_end = (legs1_1_xy[0],legs1_1_xy[1]+14)
legs2_xy = (self._SheepBody._PosX+23,self._SheepBody._PosY+36)
legs2_xy_end = (legs2_xy[0],legs2_xy[1]+16)
legs3_xy = (self._SheepBody._PosX-23,self._SheepBody._PosY+38)
legs3_xy_end = (legs3_xy[0],legs3_xy[1]+16)
legs4_xy = (self._SheepBody._PosX-33,self._SheepBody._PosY+26)
legs4_xy_end = (legs4_xy[0],legs4_xy[1]+22)
legs4_1_xy = (legs4_xy_end[0]-leg_dx,legs4_xy_end[1])
legs4_1_xy_end = (legs4_1_xy[0],legs4_1_xy[1]+14)
pygame.draw.line(self._CanvasHWND,(0,0,0), legs1_xy,legs1_xy_end,4)
pygame.draw.line(self._CanvasHWND,(0,0,0), legs2_xy,legs2_xy_end,4)
pygame.draw.line(self._CanvasHWND,(0,0,0), legs3_xy,legs3_xy_end,4)
pygame.draw.line(self._CanvasHWND,(0,0,0), legs4_xy,legs4_xy_end,4)
pygame.draw.line(self._CanvasHWND,(0,0,0), legs1_1_xy,legs1_1_xy_end,4)
pygame.draw.line(self._CanvasHWND,(0,0,0), legs4_1_xy,legs4_1_xy_end,4)
"""
def Draw(self):
self.ClearCanvas()
bw = 10
spects = None
try:
spects = self._Queue.get_nowait()
spects = self._Queue.get_nowait() ## last element is rms
# print("get_nowait: " , spects)
except Empty:
return
else: # got line
if len(spects) == 0:
return
w = self._Width / len(spects)
w = self._Width / len( spects[0:-1] )
left_margin = (w-bw)/2
for i,v in enumerate(spects):
for i,v in enumerate(spects[0:-1]):
pygame.draw.rect(self._CanvasHWND,self._Color,(i*w+left_margin,self._Height-v,bw,v),0)
"""

12
Menu/GameShell/Music Player/play_list_page.py
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@ -64,6 +64,7 @@ class PlayListPage(Page):
_ListFont = fonts["notosanscjk15"]
_Scroller = None
_CurSongTime="0:0"
_BGpng = None
_BGwidth = 75
@ -110,12 +111,13 @@ class PlayListPage(Page):
self.SyncPlaying()
def GObjectInterval(self): ## 250 ms
def GObjectInterval(self): ## 250 ms
self.SyncPlaying()
if self._Screen.CurPage() == self:
self.SyncPlaying()
self._Screen.Draw()
self._Screen.SwapAndShow()
return True
def SyncPlaying(self):
@ -138,13 +140,14 @@ class PlayListPage(Page):
else:
self._MyList[posid]._Playing = True
if "time" in current_song:
self._CurSongTime = current_song["time"]
times_ = current_song["time"].split(":")
if len(times_)> 1:
cur = float(times_[0])
end = float(times_[1])
pros = int((cur/end)*100.0)
self._MyList[posid]._PlayingProcess = pros
def InPlayList(self,path):
for i,v in enumerate(self._MyList):
@ -271,6 +274,7 @@ class PlayListPage(Page):
self.Click()
if event.key == CurKeys["Start"]: # start spectrum
myvars.SpectrumPage._Neighbor = self
self._Screen.PushPage(myvars.SpectrumPage)
self._Screen.Draw()
self._Screen.SwapAndShow()

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