def test_process_multi_summary_param_bool():
buf = input_data(blocksize * 10)
results = list(
vamp.process_audio_multiple_outputs(buf, rate, plugin_key,
["input-summary"],
{"produce_output": False}))
assert len(results) == 0
def test_process_multi_timestamps():
buf = input_data(blocksize * 10)
results = list(vamp.process_audio_multiple_outputs(buf, rate, plugin_key, [ "input-timestamp" ]))
assert len(results) == 10
for i in range(len(results)):
# The timestamp should be the frame number of the first frame in the
# input buffer
expected = i * blocksize
actual = results[i]["input-timestamp"]["values"][0]
assert actual == expected
def test_process_multi_freq_timestamps():
buf = input_data(blocksize * 10)
results = list(vamp.process_audio_multiple_outputs(buf, rate, plugin_key_freq, [ "input-timestamp" ], {}))
assert len(results) == 20
for i in range(len(results)):
# The timestamp should be the frame number of the frame just beyond
# half-way through the input buffer
expected = i * (blocksize/2) + blocksize/2
actual = results[i]["input-timestamp"]["values"][0]
if actual == 2047 and expected == 2048:
print("This test fails because of a bug in the Vamp plugin SDK. Please update to SDK version 2.6.")
assert actual == expected
def test_process_multi_freq_summary():
buf = input_data(blocksize * 10)
results = list(vamp.process_audio_multiple_outputs(buf, rate, plugin_key_freq, [ "input-summary" ], {}))
assert len(results) == 20
for i in range(len(results)):
expected = i * (blocksize/2) + blocksize/2 + 1 # "first" elt
if (i == len(results)-1):
expected = 0
expected = expected + blocksize - 1 # non-zero elts
actual = results[i]["input-summary"]["values"][0]
eps = 1e-6
assert abs(actual - expected) < eps
def test_process_multi_timestamps():
buf = input_data(blocksize * 10)
results = list(
vamp.process_audio_multiple_outputs(buf, rate, plugin_key,
["input-timestamp"]))
assert len(results) == 10
for i in range(len(results)):
# The timestamp should be the frame number of the first frame in the
# input buffer
expected = i * blocksize
actual = results[i]["input-timestamp"]["values"][0]
assert actual == expected
def test_process_multi_summary():
buf = input_data(blocksize * 10)
results = list(vamp.process_audio_multiple_outputs(buf, rate, plugin_key, [ "input-summary" ], {}))
assert len(results) == 10
for i in range(len(results)):
#
# each feature has a single value, equal to the number of non-zero elts
# in the input block (which is all of them, i.e. the blocksize) plus
# the first elt (which is i * blockSize + 1)
#
expected = blocksize + i * blocksize + 1
actual = results[i]["input-summary"]["values"][0]
assert actual == expected
def test_process_multi_freq_summary():
buf = input_data(blocksize * 10)
results = list(
vamp.process_audio_multiple_outputs(buf, rate, plugin_key_freq,
["input-summary"], {}))
assert len(results) == 20
for i in range(len(results)):
expected = i * (blocksize / 2) + blocksize / 2 + 1 # "first" elt
if (i == len(results) - 1):
expected = 0
expected = expected + blocksize - 1 # non-zero elts
actual = results[i]["input-summary"]["values"][0]
eps = 1e-6
assert abs(actual - expected) < eps
def test_process_multi_summary():
buf = input_data(blocksize * 10)
results = list(
vamp.process_audio_multiple_outputs(buf, rate, plugin_key,
["input-summary"], {}))
assert len(results) == 10
for i in range(len(results)):
#
# each feature has a single value, equal to the number of non-zero elts
# in the input block (which is all of them, i.e. the blocksize) plus
# the first elt (which is i * blockSize + 1)
#
expected = blocksize + i * blocksize + 1
actual = results[i]["input-summary"]["values"][0]
assert actual == expected
def test_process_multi_freq_timestamps():
buf = input_data(blocksize * 10)
results = list(
vamp.process_audio_multiple_outputs(buf, rate, plugin_key_freq,
["input-timestamp"], {}))
assert len(results) == 20
for i in range(len(results)):
# The timestamp should be the frame number of the frame just beyond
# half-way through the input buffer
expected = i * (blocksize / 2) + blocksize / 2
actual = results[i]["input-timestamp"]["values"][0]
if actual == 2047 and expected == 2048:
print(
"This test fails because of a bug in the Vamp plugin SDK. Please update to SDK version 2.6."
)
assert actual == expected
def test_process_multiple_outputs():
buf = input_data(blocksize * 10)
results = list(vamp.process_audio_multiple_outputs(buf, rate, plugin_key, [ "input-summary", "input-timestamp" ], {}))
assert len(results) == 20
si = 0
ti = 0
for r in results:
assert "input-summary" in r or "input-timestamp" in r
if "input-summary" in r:
expected = blocksize + si * blocksize + 1
actual = r["input-summary"]["values"][0]
assert actual == expected
si = si + 1
if "input-timestamp" in r:
expected = ti * blocksize
actual = r["input-timestamp"]["values"][0]
assert actual == expected
ti = ti + 1
def test_process_multiple_outputs():
buf = input_data(blocksize * 10)
results = list(
vamp.process_audio_multiple_outputs(
buf, rate, plugin_key, ["input-summary", "input-timestamp"], {}))
assert len(results) == 20
si = 0
ti = 0
for r in results:
assert "input-summary" in r or "input-timestamp" in r
if "input-summary" in r:
expected = blocksize + si * blocksize + 1
actual = r["input-summary"]["values"][0]
assert actual == expected
si = si + 1
if "input-timestamp" in r:
expected = ti * blocksize
actual = r["input-timestamp"]["values"][0]
assert actual == expected
ti = ti + 1
def test_process_multi_summary_param_bool():
buf = input_data(blocksize * 10)
results = list(vamp.process_audio_multiple_outputs(buf, rate, plugin_key, [ "input-summary" ], { "produce_output": False }))
assert len(results) == 0