add reshape to convolution in online_processor

Author: mario

code/python/cni_toolbox/gadgets.py

@@ -199,7 +199,7 @@ def convolve(self, x):
             convolved sample
         '''
 
-        x_fft = fft(np.vstack((x, np.zeros((self.l_subsampled, self.n_channels)))), axis=0)
+        x_fft = fft(np.vstack((x.reshape(1,-1), np.zeros((self.l_subsampled, self.n_channels)))), axis=0)
         self.conv_x = np.append(self.conv_x, np.zeros(self.n_channels))
         self.conv_x[self.step:self.step + self.l_subsampled, :] += np.abs(ifft(
             x_fft * np.expand_dims(self.kernel_fft , axis=1), axis=0))