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This commit is contained in:
cuu 2018-07-27 11:07:54 +08:00
parent b6c142a2b9
commit dcba607fc0
1 changed files with 4 additions and 7 deletions
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11
Menu/GameShell/Music Player/mpd_spectrum_page.py
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@ -45,19 +45,16 @@ class PIFI(object):
rawSamples = os.read(fifoFile,self.sampleSize) # will return empty lines (non-blocking) rawSamples = os.read(fifoFile,self.sampleSize) # will return empty lines (non-blocking)
if len(rawSamples) < 1: if len(rawSamples) < 1:
# print("Read error") # print("Read error")
if self._samples_buffer != None: pass
data = numpy.fromstring(self._samples_buffer, dtype=numpy.int16)
numpy.divide(data,2)
else: else:
self._samples_buffer = rawSamples self._samples_buffer = rawSamples
data = numpy.fromstring(self._samples_buffer, dtype=numpy.int16)
except Exception,e: except Exception,e:
pass pass
if self._samples_buffer == None: if self._samples_buffer == None:
return "" return ""
# data = numpy.fromstring(self._samples_buffer, dtype=numpy.int16) data = numpy.fromstring(self._samples_buffer, dtype=numpy.int16)
data = data * numpy.hanning(len(data)) data = data * numpy.hanning(len(data))
@ -210,7 +207,7 @@ class MPDSpectrumPage(Page):
#print("sleeping... 0.01") #print("sleeping... 0.01")
time.sleep(0.01) time.sleep(0.01)
self.read_retry+=1 self.read_retry+=1
if self.read_retry > 40: if self.read_retry > 20:
os.close(self._FIFO) os.close(self._FIFO)
self._FIFO = os.open(self._PIFI._MPD_FIFO, os.O_RDONLY | os.O_NONBLOCK) self._FIFO = os.open(self._PIFI._MPD_FIFO, os.O_RDONLY | os.O_NONBLOCK)
self.read_retry = 0 self.read_retry = 0
@ -365,7 +362,7 @@ class MPDSpectrumPage(Page):
# print("spects:",spects) # print("spects:",spects)
step = int( round( len( spects ) / meterNum) ) step = int( round( len( spects ) / meterNum) )
print(len(spects)) # print(len(spects))
self._bbs = [] self._bbs = []
for i in range(0,meterNum): for i in range(0,meterNum):