def test_load_tonic():
data_home = "tests/resources/mir_datasets/saraga_carnatic"
dataset = saraga_carnatic.Dataset(data_home)
track = dataset.track("116_Bhuvini_Dasudane")
tonic_path = track.ctonic_path
parsed_tonic = saraga_carnatic.load_tonic(tonic_path)
assert parsed_tonic == 201.740890
assert saraga_carnatic.load_tonic(None) is None
def test_load_audio():
data_home = "tests/resources/mir_datasets/saraga_carnatic"
dataset = saraga_carnatic.Dataset(data_home)
track = dataset.track("116_Bhuvini_Dasudane")
audio_path = track.audio_path
audio, sr = saraga_carnatic.load_audio(audio_path)
assert sr == 44100
assert type(audio) == np.ndarray
assert audio.shape[0] == 2
assert saraga_carnatic.load_audio(None) is None
def test_load_sama():
data_home = "tests/resources/mir_datasets/saraga_carnatic"
dataset = saraga_carnatic.Dataset(data_home)
track = dataset.track("116_Bhuvini_Dasudane")
sama_path = track.sama_path
parsed_sama = saraga_carnatic.load_sama(sama_path)
# Check types
assert type(parsed_sama) == annotations.BeatData
assert type(parsed_sama.times) is np.ndarray
assert type(parsed_sama.positions) is np.ndarray
# Check values
assert np.array_equal(parsed_sama.times, np.array([4.894, 10.229, 15.724]))
assert np.array_equal(parsed_sama.positions, np.array([1, 1, 1]))
assert saraga_carnatic.load_sama(None) is None
track = dataset.track("117_Karuna_Nidhi_Illalo")
parsed_sama = track.sama
assert parsed_sama is None
def test_load_phrases():
data_home = "tests/resources/mir_datasets/saraga_carnatic"
dataset = saraga_carnatic.Dataset(data_home)
track = dataset.track("116_Bhuvini_Dasudane")
phrases_path = track.phrases_path
parsed_phrases = saraga_carnatic.load_phrases(phrases_path)
# Check types
assert type(parsed_phrases) is annotations.EventData
assert type(parsed_phrases.intervals) is np.ndarray
assert type(parsed_phrases.events) is list
# Check values
assert np.array_equal(
parsed_phrases.intervals,
np.array([
[0.224489795, 2.718367346],
[5.844897959, 8.318367346],
[8.50430839, 10.779863945],
]),
)
assert parsed_phrases.events == ["ndmdnsndn", "ndmdnsndn", "ndmdndmgr"]
assert saraga_carnatic.load_phrases(None) is None
def test_load_tempo():
data_home = "tests/resources/mir_datasets/saraga_carnatic"
dataset = saraga_carnatic.Dataset(data_home)
track = dataset.track("116_Bhuvini_Dasudane")
tempo_path = track.tempo_path
parsed_tempo = saraga_carnatic.load_tempo(tempo_path)
assert type(parsed_tempo) == dict
assert type(parsed_tempo["tempo_apm"]) == int
assert type(parsed_tempo["sama_interval"]) == float
assert parsed_tempo == {
"tempo_apm": 330,
"tempo_bpm": 82,
"sama_interval": 5.827,
"beats_per_cycle": 32,
"subdivisions": 4,
}
assert saraga_carnatic.load_tempo(None) is None
track = dataset.track("115_Idhu_Thaano_Thillai_Sthalam")
tempo_path = track.tempo_path
parsed_tempo = saraga_carnatic.load_tempo(tempo_path)
assert parsed_tempo is None
def test_load_sections():
data_home = "tests/resources/mir_datasets/saraga_carnatic"
dataset = saraga_carnatic.Dataset(data_home)
track = dataset.track("116_Bhuvini_Dasudane")
sections_path = track.sections_path
parsed_sections = saraga_carnatic.load_sections(sections_path)
# Check types
assert type(parsed_sections) == annotations.SectionData
assert type(parsed_sections.intervals) is np.ndarray
assert type(parsed_sections.labels) is list
# Check values
assert np.array_equal(
parsed_sections.intervals[:, 0],
np.array([0.065306122, 85.355102040, 167.314285714]),
)
assert np.array_equal(
parsed_sections.intervals[:, 1],
np.array([85.35510203999999, 167.314285714, 309.342040816]),
)
assert parsed_sections.labels == ["Pallavi", "Anupallavi", "Caraṇam"]
assert saraga_carnatic.load_sections(None) is None
def test_track():
default_trackid = "116_Bhuvini_Dasudane"
data_home = "tests/resources/mir_datasets/saraga_carnatic"
dataset = saraga_carnatic.Dataset(data_home)
track = dataset.track(default_trackid)
expected_attributes = {
"track_id":
"116_Bhuvini_Dasudane",
"audio_path":
"tests/resources/mir_datasets/saraga_carnatic/saraga1.5_carnatic/" +
"Cherthala Ranganatha Sharma at Arkay by Cherthala Ranganatha Sharma/"
+ "Bhuvini Dasudane/Bhuvini Dasudane.mp3.mp3",
"audio_ghatam_path":
"tests/resources/mir_datasets/saraga_carnatic/saraga1.5_carnatic/" +
"Cherthala Ranganatha Sharma at Arkay by Cherthala Ranganatha Sharma/"
+ "Bhuvini Dasudane/Bhuvini Dasudane.multitrack-ghatam.mp3",
"audio_mridangam_left_path":
"tests/resources/mir_datasets/saraga_carnatic/saraga1.5_carnatic/" +
"Cherthala Ranganatha Sharma at Arkay by Cherthala Ranganatha Sharma/"
+ "Bhuvini Dasudane/Bhuvini Dasudane.multitrack-mridangam-left.mp3",
"audio_mridangam_right_path":
"tests/resources/mir_datasets/saraga_carnatic/saraga1.5_carnatic/" +
"Cherthala Ranganatha Sharma at Arkay by Cherthala Ranganatha Sharma/"
+ "Bhuvini Dasudane/Bhuvini Dasudane.multitrack-mridangam-right.mp3",
"audio_violin_path":
"tests/resources/mir_datasets/saraga_carnatic/saraga1.5_carnatic/" +
"Cherthala Ranganatha Sharma at Arkay by Cherthala Ranganatha Sharma/"
+ "Bhuvini Dasudane/Bhuvini Dasudane.multitrack-violin.mp3",
"audio_vocal_s_path":
None,
"audio_vocal_path":
"tests/resources/mir_datasets/saraga_carnatic/saraga1.5_carnatic/" +
"Cherthala Ranganatha Sharma at Arkay by Cherthala Ranganatha Sharma/"
+ "Bhuvini Dasudane/Bhuvini Dasudane.multitrack-vocal.mp3",
"ctonic_path":
"tests/resources/mir_datasets/saraga_carnatic/saraga1.5_carnatic/" +
"Cherthala Ranganatha Sharma at Arkay by Cherthala Ranganatha Sharma/"
+ "Bhuvini Dasudane/Bhuvini Dasudane.ctonic.txt",
"pitch_path":
"tests/resources/mir_datasets/saraga_carnatic/saraga1.5_carnatic/" +
"Cherthala Ranganatha Sharma at Arkay by Cherthala Ranganatha Sharma/"
+ "Bhuvini Dasudane/Bhuvini Dasudane.pitch.txt",
"pitch_vocal_path":
"tests/resources/mir_datasets/saraga_carnatic/saraga1.5_carnatic/" +
"Cherthala Ranganatha Sharma at Arkay by Cherthala Ranganatha Sharma/"
+ "Bhuvini Dasudane/Bhuvini Dasudane.pitch-vocal.txt",
"tempo_path":
"tests/resources/mir_datasets/saraga_carnatic/saraga1.5_carnatic/" +
"Cherthala Ranganatha Sharma at Arkay by Cherthala Ranganatha Sharma/"
+ "Bhuvini Dasudane/Bhuvini Dasudane.tempo-manual.txt",
"sama_path":
"tests/resources/mir_datasets/saraga_carnatic/saraga1.5_carnatic/" +
"Cherthala Ranganatha Sharma at Arkay by Cherthala Ranganatha Sharma/"
+ "Bhuvini Dasudane/Bhuvini Dasudane.sama-manual.txt",
"sections_path":
"tests/resources/mir_datasets/saraga_carnatic/saraga1.5_carnatic/" +
"Cherthala Ranganatha Sharma at Arkay by Cherthala Ranganatha Sharma/"
+ "Bhuvini Dasudane/Bhuvini Dasudane.sections-manual-p.txt",
"phrases_path":
"tests/resources/mir_datasets/saraga_carnatic/saraga1.5_carnatic/" +
"Cherthala Ranganatha Sharma at Arkay by Cherthala Ranganatha Sharma/"
+ "Bhuvini Dasudane/Bhuvini Dasudane.mphrases-manual.txt",
"metadata_path":
"tests/resources/mir_datasets/saraga_carnatic/saraga1.5_carnatic/" +
"Cherthala Ranganatha Sharma at Arkay by Cherthala Ranganatha Sharma/"
+ "Bhuvini Dasudane/Bhuvini Dasudane.json",
}
expected_property_types = {
"audio-mix": (np.ndarray, float),
"audio-ghatam": (np.ndarray, float),
"audio-mridangam-left": (np.ndarray, float),
"audio-mridangam-right": (np.ndarray, float),
"audio-violin": (np.ndarray, float),
"audio-vocal-s": (np.ndarray, float),
"audio-vocal": (np.ndarray, float),
"tempo": dict,
"phrases": annotations.EventData,
"pitch": annotations.F0Data,
"pitch_vocal": annotations.F0Data,
"sama": annotations.BeatData,
"sections": annotations.SectionData,
"tonic": float,
"metadata": dict,
}
run_track_tests(track, expected_attributes, expected_property_types)
# test audio loading functions
audio, sr = track.audio
assert sr == 44100
assert audio.shape[0] == 2
def test_load_metadata():
data_home = "tests/resources/mir_datasets/saraga_carnatic"
dataset = saraga_carnatic.Dataset(data_home)
track = dataset.track("116_Bhuvini_Dasudane")
metadata_path = track.metadata_path
parsed_metadata = saraga_carnatic.load_metadata(metadata_path)
assert parsed_metadata["raaga"] == [{
"uuid": "42dd0ccb-f92a-4622-ae5d-a3be571b4939",
"name": "Śrīranjani",
"common_name": "shri ranjani",
}]
assert parsed_metadata["form"] == [{"name": "Kriti"}]
assert parsed_metadata["title"] == "Bhuvini Dasudane"
assert parsed_metadata["work"] == [{
"mbid": "4d05ce9b-c45e-4c85-9eca-941d68b61132",
"title": "Bhuvini Dasudane"
}]
assert parsed_metadata["length"] == 309000
assert parsed_metadata["taala"] == [{
"uuid": "c788c38a-b53a-48cb-b7bf-d11769260c4d",
"name": "Ādi",
"common_name": "adi",
}]
assert parsed_metadata["album_artists"] == [{
"mbid":
"e09b0542-84e1-45ad-b09a-a05a9ad0cb83",
"name":
"Cherthala Ranganatha Sharma",
}]
assert parsed_metadata["mbid"] == "9f5a5452-14cb-4af0-9289-4833854ee60d"
assert parsed_metadata["artists"] == [
{
"instrument": {
"mbid": "c5aa7d98-c14d-4ff1-8afb-f8743c62496c",
"name": "Ghatam",
},
"attributes": "",
"lead": False,
"artist": {
"mbid": "19f93366-5d58-47f1-bc4f-9225ac7af6ba",
"name": "N Guruprasad",
},
},
{
"instrument": {
"mbid": "f689271c-37bc-4c49-92a3-a14b15ee5d0e",
"name": "Mridangam",
},
"attributes": "",
"lead": False,
"artist": {
"mbid": "39c1d741-6154-418b-bf4b-12c77ba13873",
"name": "Srimushnam V Raja Rao",
},
},
{
"instrument": {
"mbid": "089f123c-0f7d-4105-a64e-49de81ca8fa4",
"name": "Violin",
},
"attributes": "",
"lead": False,
"artist": {
"mbid": "a2df55e3-d141-4767-862e-77adca691d4b",
"name": "B.U. Ganesh Prasad",
},
},
{
"instrument": {
"mbid": "d92884b7-ee0c-46d5-96f3-918196ba8c5b",
"name": "Voice",
},
"attributes": "lead vocals",
"lead": True,
"artist": {
"mbid": "e09b0542-84e1-45ad-b09a-a05a9ad0cb83",
"name": "Cherthala Ranganatha Sharma",
},
},
]
assert parsed_metadata["concert"] == [{
"mbid":
"0816586d-c83e-4c79-a0aa-9b0e578f408d",
"title":
"Cherthala Ranganatha Sharma at Arkay",
}]
def test_load_pitch():
data_home = "tests/resources/mir_datasets/saraga_carnatic"
dataset = saraga_carnatic.Dataset(data_home)
track = dataset.track("116_Bhuvini_Dasudane")
pitch_path = track.pitch_path
parsed_pitch = saraga_carnatic.load_pitch(pitch_path)
# Check types
assert type(parsed_pitch) == annotations.F0Data
assert type(parsed_pitch.times) is np.ndarray
assert type(parsed_pitch.frequencies) is np.ndarray
assert type(parsed_pitch.confidence) is np.ndarray
# Check values
assert np.array_equal(
parsed_pitch.times,
np.array(
[0.0000000, 0.0044444, 0.0088889, 0.0133333, 0.0177778,
0.0222222]),
)
assert np.array_equal(
parsed_pitch.frequencies,
np.array([
0.0000000,
100.1200000,
200.2300000,
300.3400000,
400.4300000,
600.12300000,
]),
)
assert np.array_equal(parsed_pitch.confidence,
np.array([0.0, 1.0, 1.0, 1.0, 1.0, 1.0]))
pitch_vocal_path = track.pitch_vocal_path
parsed_vocal_pitch = saraga_carnatic.load_pitch(pitch_vocal_path)
# Check types
assert type(parsed_vocal_pitch) == annotations.F0Data
assert type(parsed_vocal_pitch.times) is np.ndarray
assert type(parsed_vocal_pitch.frequencies) is np.ndarray
assert type(parsed_vocal_pitch.confidence) is np.ndarray
# Check values
assert np.array_equal(
parsed_vocal_pitch.times,
np.array([
0.000000000000000000e00,
2.902494331065759697e-03,
5.804988662131519393e-03,
8.707482993197278656e-03,
1.160997732426303879e-02,
1.451247165532879892e-02,
]),
)
assert np.array_equal(
parsed_vocal_pitch.frequencies,
np.array([
0.000000000000000000e00,
1.123456789012345678e02,
2.234567890123456789e02,
3.345678901234567890e02,
4.456789012345678901e01,
0.000000000000000000e00,
]),
)
assert np.array_equal(parsed_vocal_pitch.confidence,
np.array([0.0, 1.0, 1.0, 1.0, 1.0, 0.0]))
assert saraga_carnatic.load_pitch(None) is None
def test_to_jams():
data_home = "tests/resources/mir_datasets/saraga_carnatic"
dataset = saraga_carnatic.Dataset(data_home)
track = dataset.track("116_Bhuvini_Dasudane")
jam = track.to_jams()
# Tonic
assert jam["sandbox"].tonic == 201.740890
# Pitch
pitches = jam.search(namespace="pitch_contour")[0]["data"]
assert len(pitches) == 6
assert [pitch.time for pitch in pitches] == [
0.0000000,
0.0044444,
0.0088889,
0.0133333,
0.0177778,
0.0222222,
]
assert [pitch.duration
for pitch in pitches] == [0.0, 0.0, 0.0, 0.0, 0.0, 0.0]
assert [pitch.value for pitch in pitches] == [
{
"index": 0,
"frequency": 0.0000000,
"voiced": False
},
{
"index": 0,
"frequency": 100.1200000,
"voiced": True
},
{
"index": 0,
"frequency": 200.2300000,
"voiced": True
},
{
"index": 0,
"frequency": 300.3400000,
"voiced": True
},
{
"index": 0,
"frequency": 400.4300000,
"voiced": True
},
{
"index": 0,
"frequency": 600.12300000,
"voiced": True
},
]
assert [pitch.confidence
for pitch in pitches] == [0.0, 1.0, 1.0, 1.0, 1.0, 1.0]
pitches_vocal = jam.search(namespace="pitch_contour")[1]["data"]
assert len(pitches_vocal) == 6
assert [pitch_vocal.time for pitch_vocal in pitches_vocal] == [
0.000000000000000000e00,
2.902494331065759697e-03,
5.804988662131519393e-03,
8.707482993197278656e-03,
1.160997732426303879e-02,
1.451247165532879892e-02,
]
assert [pitch_vocal.duration for pitch_vocal in pitches_vocal] == [
0.0,
0.0,
0.0,
0.0,
0.0,
0.0,
]
assert [pitch_vocal.value for pitch_vocal in pitches_vocal] == [
{
"index": 0,
"frequency": 0.000000000000000000e00,
"voiced": False
},
{
"index": 0,
"frequency": 1.123456789012345678e02,
"voiced": True
},
{
"index": 0,
"frequency": 2.234567890123456789e02,
"voiced": True
},
{
"index": 0,
"frequency": 3.345678901234567890e02,
"voiced": True
},
{
"index": 0,
"frequency": 4.456789012345678901e01,
"voiced": True
},
{
"index": 0,
"frequency": 0.000000000000000000e00,
"voiced": False
},
]
assert [pitch_vocal.confidence for pitch_vocal in pitches_vocal] == [
0.0,
1.0,
1.0,
1.0,
1.0,
0.0,
]
# Tempo
parsed_tempo = jam["sandbox"].tempo
assert parsed_tempo == {
"tempo_apm": 330,
"tempo_bpm": 82,
"sama_interval": 5.827,
"beats_per_cycle": 32,
"subdivisions": 4,
}
# Sama
samas = jam.search(namespace="beat")[0]["data"]
assert len(samas) == 3
assert [sama.time for sama in samas] == [4.894, 10.229, 15.724]
assert [sama.duration for sama in samas] == [0.0, 0.0, 0.0]
assert [sama.value for sama in samas] == [1, 1, 1]
assert [sama.confidence for sama in samas] == [None, None, None]
# Sections
sections = jam.search(namespace="segment_open")[0]["data"]
assert [section.time for section in sections] == [
0.065306122,
85.35510204,
167.314285714,
]
assert [section.duration for section in sections] == [
85.289795918,
81.95918367399999,
142.02775510200001,
]
assert [section.value for section in sections] == [
"Pallavi",
"Anupallavi",
"Caraṇam",
]
assert [section.confidence for section in sections] == [None, None, None]
# Phrases
phrases = jam.search(namespace="tag_open")[0]["data"]
assert [phrase.time
for phrase in phrases] == [0.224489795, 5.844897959, 8.50430839]
assert [phrase.duration for phrase in phrases] == [
2.4938775509999997,
2.4734693870000006,
2.2755555550000004,
]
assert [phrase.value for phrase in phrases] == [
"ndmdnsndn",
"ndmdnsndn",
"ndmdndmgr",
]
assert [phrase.confidence for phrase in phrases] == [None, None, None]
# Metadata
metadata = jam["sandbox"].metadata
assert metadata["raaga"] == [{
"uuid": "42dd0ccb-f92a-4622-ae5d-a3be571b4939",
"name": "Śrīranjani",
"common_name": "shri ranjani",
}]
assert metadata["form"] == [{"name": "Kriti"}]
assert metadata["title"] == "Bhuvini Dasudane"
assert metadata["work"] == [{
"mbid": "4d05ce9b-c45e-4c85-9eca-941d68b61132",
"title": "Bhuvini Dasudane"
}]
assert metadata["length"] == 309000
assert metadata["taala"] == [{
"uuid": "c788c38a-b53a-48cb-b7bf-d11769260c4d",
"name": "Ādi",
"common_name": "adi",
}]
assert metadata["album_artists"] == [{
"mbid": "e09b0542-84e1-45ad-b09a-a05a9ad0cb83",
"name": "Cherthala Ranganatha Sharma",
}]
assert metadata["mbid"] == "9f5a5452-14cb-4af0-9289-4833854ee60d"
assert metadata["artists"] == [
{
"instrument": {
"mbid": "c5aa7d98-c14d-4ff1-8afb-f8743c62496c",
"name": "Ghatam",
},
"attributes": "",
"lead": False,
"artist": {
"mbid": "19f93366-5d58-47f1-bc4f-9225ac7af6ba",
"name": "N Guruprasad",
},
},
{
"instrument": {
"mbid": "f689271c-37bc-4c49-92a3-a14b15ee5d0e",
"name": "Mridangam",
},
"attributes": "",
"lead": False,
"artist": {
"mbid": "39c1d741-6154-418b-bf4b-12c77ba13873",
"name": "Srimushnam V Raja Rao",
},
},
{
"instrument": {
"mbid": "089f123c-0f7d-4105-a64e-49de81ca8fa4",
"name": "Violin",
},
"attributes": "",
"lead": False,
"artist": {
"mbid": "a2df55e3-d141-4767-862e-77adca691d4b",
"name": "B.U. Ganesh Prasad",
},
},
{
"instrument": {
"mbid": "d92884b7-ee0c-46d5-96f3-918196ba8c5b",
"name": "Voice",
},
"attributes": "lead vocals",
"lead": True,
"artist": {
"mbid": "e09b0542-84e1-45ad-b09a-a05a9ad0cb83",
"name": "Cherthala Ranganatha Sharma",
},
},
]
assert metadata["concert"] == [{
"mbid":
"0816586d-c83e-4c79-a0aa-9b0e578f408d",
"title":
"Cherthala Ranganatha Sharma at Arkay",
}]