phyks/touchless3dtracking
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Correction of annoying cracks

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Due to the fact that we cut the sound at n seconds and not at the end of the period.

Sidenote : dropped numpy part in sound4python, not happy with it.
This commit is contained in:
hackEns 2013-12-12 12:24:41 +01:00
parent 5a4fe91ce1
commit e6fbaa2ffd
3 changed files with 19 additions and 17 deletions
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2
Chorizo player/chorizo.py
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@ -16,7 +16,7 @@
# ============================================================================= # =============================================================================
from sound4python import sound from sound4python import sound
from multiprocessing oimport Process from multiprocessing import Process
import math import math
import serial import serial
import sys import sys

19
Chorizo player/sound4python.py
View File

@ -41,16 +41,17 @@ def sound(itr,samprate=16000,autoscale=True,output=False):
waveWrite.setframerate(samprate) # 8kHz default waveWrite.setframerate(samprate) # 8kHz default
wroteFrames=False wroteFrames=False
# Not satisfied by the numpy implementation, buzzing and so...
#Let's try to create sound from NumPy vector #Let's try to create sound from NumPy vector
if( foundNumpy ): #if( foundNumpy ):
if( type(itr)==np.array ): # if( type(itr)==np.array ):
if( itr.ndim == 1 or itr.shape.count(1) == itr.ndim - 1 ): # if( itr.ndim == 1 or itr.shape.count(1) == itr.ndim - 1 ):
waveWrite.writeframes( (mult*itr.flatten()).astype(np.int16).tostring() ) # waveWrite.writeframes( (mult*itr.flatten()).astype(np.int16).tostring() )
wroteFrames=True # wroteFrames=True
else: #we have np, but the iterable isn't a vector # else: #we have np, but the iterable isn't a vector
waveWrite.writeframes( (mult*np.array(itr)).astype(np.int16).tostring() ) # waveWrite.writeframes( (mult*np.array(itr)).astype(np.int16).tostring() )
wroteFrames=True # wroteFrames=True
if( not wroteFrames and not foundNumpy ): #if( not wroteFrames and not foundNumpy ):
#python w/o np doesn't have "short"/"int16", "@h" is "native,aligned short" #python w/o np doesn't have "short"/"int16", "@h" is "native,aligned short"
# BAD : waveWrite.writeframes( struct.pack(len(itr)*"@h",[int(mult*itm) for itm in itr]) ) # BAD : waveWrite.writeframes( struct.pack(len(itr)*"@h",[int(mult*itm) for itm in itr]) )
writeValues = [] writeValues = []

3
Chorizo player/test_player.py
View File

@ -73,6 +73,7 @@ running = True
while running: while running:
char = getch() char = getch()
if char == "q": if char == "q":
print("Exiting...")
running = False running = False
continue continue
elif char == "a": elif char == "a":
@ -93,7 +94,7 @@ while running:
continue continue
print("Playing "+char.upper()) print("Playing "+char.upper())
processes.append(Process(target=play_wave, args=(frequency, 0.2))) processes.append(Process(target=play_wave, args=(frequency, math.floor(0.2 * frequency + 1) / frequency)))
processes[-1].start() processes[-1].start()
for i in processes: for i in processes: