diff options
Diffstat (limited to 'simpl/peak_detection.pyx')
| -rw-r--r-- | simpl/peak_detection.pyx | 31 |
1 files changed, 15 insertions, 16 deletions
diff --git a/simpl/peak_detection.pyx b/simpl/peak_detection.pyx index 6afc80a..0b598b8 100644 --- a/simpl/peak_detection.pyx +++ b/simpl/peak_detection.pyx @@ -12,9 +12,11 @@ from base cimport c_Frame cdef class PeakDetection: cdef c_PeakDetection* thisptr + cdef public list frames def __cinit__(self): self.thisptr = new c_PeakDetection() + self.frames = [] def __dealloc__(self): if self.thisptr: @@ -61,15 +63,6 @@ cdef class PeakDetection: f.set_frame(c_f) return f - property frames: - def __get__(self): - return [self.frame(i) for i in range(self.thisptr.num_frames())] - def __set__(self, new_frames): - cdef vector[c_Frame*] c_frames - for f in new_frames: - c_frames.push_back((<Frame>f).thisptr) - self.thisptr.frames(c_frames) - def find_peaks_in_frame(self, Frame frame not None): peaks = [] cdef vector[c_Peak*] c_peaks = self.thisptr.find_peaks_in_frame(frame.thisptr) @@ -80,13 +73,19 @@ cdef class PeakDetection: return peaks def find_peaks(self, np.ndarray[dtype_t, ndim=1] audio): - frames = [] - cdef vector[c_Frame*] output_frames = self.thisptr.find_peaks(len(audio), <double*> audio.data) - for i in range(output_frames.size()): - f = Frame(output_frames[i].size(), False) - f.set_frame(output_frames[i]) - frames.append(f) - return frames + self.frames = [] + cdef int pos = 0 + while pos < len(audio): + if not self.static_frame_size: + self.frame_size = self.next_frame_size() + frame = Frame(self.frame_size) + frame.audio = audio[pos:pos + self.frame_size] + frame.max_peaks = self.max_peaks + peaks = self.find_peaks_in_frame(frame) + self.frames.append(frame) + pos += self.hop_size + + return self.frames cdef class SMSPeakDetection(PeakDetection): |