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make the '--recognize mic 10' function avalible

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This commit is contained in:
Tyrone-Zhao 2018-09-22 19:41:01 +08:00
parent bfe0003551
commit df14366a94
1 changed files with 5 additions and 2 deletions
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7
dejavu/recognize.py
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@ -61,6 +61,7 @@ class MicrophoneRecognizer(BaseRecognizer):
def start_recording(self, channels=default_channels,
samplerate=default_samplerate,
chunksize=default_chunksize):
print("* start recording")
self.chunksize = chunksize
self.channels = channels
self.recorded = False
@ -81,12 +82,15 @@ class MicrophoneRecognizer(BaseRecognizer):
self.data = [[] for i in range(channels)]
def process_recording(self):
print("* recording")
data = self.stream.read(self.chunksize)
nums = np.fromstring(data, np.int16)
# print(nums)
for c in range(self.channels):
self.data[c].extend(nums[c::self.channels])
def stop_recording(self):
print("* done recording")
self.stream.stop_stream()
self.stream.close()
self.stream = None
@ -102,8 +106,7 @@ class MicrophoneRecognizer(BaseRecognizer):
def recognize(self, seconds=10):
self.start_recording()
for i in range(0, int(self.samplerate / self.chunksize
* seconds)):
for i in range(0, int(self.samplerate / self.chunksize * int(seconds))):
self.process_recording()
self.stop_recording()
return self.recognize_recording()