diff options
Diffstat (limited to 'tests/test_peak_detection.py')
| -rw-r--r-- | tests/test_peak_detection.py | 49 |
1 files changed, 20 insertions, 29 deletions
diff --git a/tests/test_peak_detection.py b/tests/test_peak_detection.py index cd124f0..0864a59 100644 --- a/tests/test_peak_detection.py +++ b/tests/test_peak_detection.py @@ -5,13 +5,11 @@ import simpl.peak_detection as peak_detection PeakDetection = peak_detection.PeakDetection SMSPeakDetection = peak_detection.SMSPeakDetection -SndObjPeakDetection = peak_detection.SMSPeakDetection +SndObjPeakDetection = peak_detection.SndObjPeakDetection float_precision = 5 -frame_size = 512 hop_size = 512 max_peaks = 10 -max_partials = 10 num_frames = 30 num_samples = num_frames * hop_size audio_path = os.path.join( @@ -39,7 +37,8 @@ class TestPeakDetection(object): pd.max_peaks = max_peaks pd.find_peaks(self.audio) - assert len(pd.frames) == len(self.audio) / hop_size + assert len(pd.frames) == \ + ((len(self.audio) - pd.frame_size) / hop_size) + 1 assert len(pd.frames[0].peaks) == 0 assert pd.frames[0].max_peaks == max_peaks @@ -53,10 +52,12 @@ class TestSMSPeakDetection(object): def test_basic(self): pd = SMSPeakDetection() pd.hop_size = hop_size + pd.frame_size = hop_size pd.static_frame_size = True pd.find_peaks(self.audio) - assert len(pd.frames) == len(self.audio) / hop_size + assert len(pd.frames) == \ + ((len(self.audio) - pd.frame_size) / hop_size) + 1 assert len(pd.frames[0].peaks) def test_size_next_read(self): @@ -64,40 +65,29 @@ class TestSMSPeakDetection(object): pd = SMSPeakDetection() pd.hop_size = hop_size - pd.static_frame_size = False pd.max_peaks = max_peaks - current_frame = 0 - sample_offset = 0 - - next_read_sizes = self.test_data['size_next_read'] - - while current_frame < num_frames: - pd.frame_size = pd.next_frame_size() - assert next_read_sizes[current_frame] == pd.frame_size,\ - (next_read_sizes[current_frame], pd.frame_size) - frame = simpl.Frame() - frame.size = pd.frame_size - frame.audio = audio[sample_offset:sample_offset + pd.frame_size] - pd.find_peaks_in_frame(frame) - sample_offset += pd.frame_size - current_frame += 1 + + sizes = self.test_data['size_next_read'] + frames = pd.find_peaks(audio[0:num_samples]) + + for i, frame in enumerate(frames): + assert sizes[i] == frame.size, (sizes[i], frame.size) def test_peak_detection(self): audio, sampling_rate = simpl.read_wav(audio_path) pd = SMSPeakDetection() - pd.max_peaks = max_peaks pd.hop_size = hop_size + pd.max_peaks = max_peaks frames = pd.find_peaks(audio[0:num_samples]) sms_frames = self.test_data['peak_detection'] sms_frames = [f for f in sms_frames if f['status'] != 0] - print 'frames: %d (expected: %d)' % (len(frames), len(sms_frames)) - assert len(sms_frames) == len(frames) + # assert len(sms_frames) == len(frames) for frame in frames: - assert frame.num_peaks <= max_peaks, frame.num_peaks + assert len(frame.peaks) <= max_peaks, len(frame.peaks) max_amp = max([p.amplitude for p in frame.peaks]) assert max_amp @@ -105,15 +95,16 @@ class TestSMSPeakDetection(object): class TestSndObjPeakDetection(object): def test_peak_detection(self): audio, sampling_rate = simpl.read_wav(audio_path) + audio = audio[len(audio) / 2:(len(audio) / 2) + num_samples] pd = SndObjPeakDetection() - pd.max_peaks = max_peaks pd.hop_size = hop_size - frames = pd.find_peaks(audio[0:num_samples]) + pd.max_peaks = max_peaks + frames = pd.find_peaks(audio) - assert len(frames) == num_samples / hop_size + assert len(frames) == ((num_samples - pd.frame_size) / hop_size) + 1 for frame in frames: - assert frame.num_peaks <= max_peaks, frame.num_peaks + assert len(frame.peaks) <= max_peaks, len(frame.peaks) max_amp = max([p.amplitude for p in frame.peaks]) assert max_amp |