- Update to 0.10.1
* VQT octave boundaries by @bmcfee in #1677
* redoing 0.10.0.post1 release by @bmcfee in #1684
* Pin pooch < 1.7 by @bmcfee in #1686
* Post-release 2 for 0.10.0, pin pooch by @bmcfee in #1687
* Stricter checks on yin/pyin parameters by @bmcfee in #1693
* bumping sphinx config, fixes#1671 by @bmcfee in #1699
* fixed bins_per_octave's docs type float to int by @kyaryunha in
#1703
* add volume adjustment(rms-mean) at pitch_shift by @kyaryunha in
#1704
* Several small documentation updates by @bmcfee in #1713
* pin numpy version to < 1.24 in doc environment by @bmcfee in
#1714
* fixed broken 'latest' link generator by @bmcfee in #1716
* README.md typo fix by @Zenitismus in #1706
* CI for documentation builds by @bmcfee in #1718
* reworked lazy loading of matplotlib by @bmcfee in #1722
* Advanced example for patch generation by @bmcfee in #1719
* support pooch >= 1.7 by @bmcfee in #1727
* Consistent conversion of time duration/offset to sample counts
by @bmcfee in #1726
* Update tests for scipy 1.11 by @bmcfee in #1731
- Update to 0.10.0.post2
* This maintenance release updates the dependency specifications
to avoid an incompatibility with pooch >= 1.7.0. This
restriction only affects loading of specific example files, and
does not otherwise affect functionality of the library.
- Releae 0.10.0
* This release provides many speedups and enhancements to core
operations, faster importing and loading, and full type
annotations.
## New features
* #1485 Added support for “h” (hours) and “m” (minutes) in
librosa.display.TimeFormatter. Vincent Lostanlen
* #1495 Expanded options for bandwidth calculation in
librosa.segment.recurrence_matrix and
librosa.segment.cross_similarity. Tom Xi
* #1529 Accelerated utility functions for squared magnitude
librosa.util.abs2 and librosa.util.phasor. Brian McFee
* #1514 librosa.stft support for pre-allocated output arrays.
Brian McFee
* #1533 Accelerated librosa.util.localmax and
librosa.util.localmin. Brian McFee
* #1552 EXPERIMENTAL Support for just-intonation based variable-Q
transforms librosa.vqt and functional just system (FJS)
notation. Brian McFee, Vincent Lostanlen
* #1579 Imports are now done lazily, significantly reducing
startup time. It is not longer necessary to explicitly import
librosa.display. Brian McFee
* #1587, #1632, #1637 Type annotations. Matan Gover, Brian McFee,
Fabian Keller
* #1647 Harmonic spectrum interpolation librosa.f0_harmonics and
tempogram ratio features librosa.feature.tempogram_ratio. Brian
McFee
## Bug fixes
* #1560 Corrected an error in bandwidth estimation for window
functions that take on negative sample values. Brian McFee
* #1571 Fixed rounding error in multirate filterbank calculation
of sampling rates. Brian McFee
* #1594 Fixed incorrect use of deprecated numpy numerical types.
Mattia Di Gangi
* #1596 Fixed harmonic interpolation for recent scipy releases.
Brian McFee
## API changes
* #1561 librosa.resample now supports axis= for all sample rate
conversion backends. Brian McFee
* #1572 Notation conversion (e.g., librosa.midi_to_note) now
vectorizes operations, and produces numpy.ndarray outputs
rather than list when given iterable inputs. Brian McFee
* #1625 Deprecations now raise FutureWarning instead of
DeprecationWarning.
* #1625 librosa.get_duration parameter filename has been renamed
to path. Brian McFee
* #1643 Removed support for threshold=None in
librosa.zero_crossings. Brian McFee
* #1665 Fixed overflow bug in librosa.feature.rms on integer
inputs. Brian McFee
## Deprecations
* #1521 Removed backward compatibility support for positional
arguments that are now keyword-only. Brian McFee
* #1577 Removed official support for python 3.6. Brian McFee
* #1625 The audioread backend is now deprecated and will be
removed in a future release. Brian McFee
## Other changes
* #1501 Infer square / equal plot dimensions for compatible x/y
axes in librosa.display.specshow. Kian Eliasi
* #1535 Standardized integer type checks throughout the library.
Alexandre Chabot-Leclerc
* #1539 Refactored librosa.display.AdaptiveWaveplot to allow
callback disconnection. Brian McFee
* #1548 Removed deprecated ‘hanning’ window specification from
tests. Brian McFee
* #1551 Removed dependency on contextlib2. Steve Kowalik
* #1565 Efficiency improvements to librosa.autocorrelate. Brian
McFee
* #1566 Changed the default sample rate conversion method from
kaiser_best (resampy) to soxr_hq (soxr). Brian McFee
* #1581 Updated tests for numpy 1.23 compatibility. Brian McFee
* #1617 Accelerated librosa.yin implementation. Brian McFee
* #1640 Updated display module dependencies to require matplotlib
>= 3.3. Brian McFee
* #1643 Accelerated librosa.zero_crossings implementation. Brian
McFee
* #1646 Added support for transposed (vertical) display of
waveforms. Brian McFee
- Drop patches
* remove-contextlib2.patch
* skip-test-data-missing-tests.patch
* update-tests-for-numpy-123.patch
* remove-hanning-from-tests.patch
* update-for-numpy-124.patch
OBS-URL: https://build.opensuse.org/request/show/1105311
OBS-URL: https://build.opensuse.org/package/show/devel:languages:python:numeric/python-librosa?expand=0&rev=33
* Fixed librosa.show_versions to match package dependencies.
* Fixed a bug in librosa.effects.split when applied to multichannel data.
* Removed test data from main repository and reduced the git attic.
* Accept pre-constructed audioread objects in librosa.load.
* Accelerate librosa.magphase.
* Nearly full support for multi-channel processing.
* Option to disable unicode characters in display functions.
* Significantly expanded the library of example audio clips.
* The default padding mode for most functions (including STFT) is now
zero-padding.
* librosa.load and librosa.stream can now operate directly on open
soundfile objects.
* librosa.display.specshow now uses centered coordinate grids.
* librosa.iirt now exposes API control over resampling modes.
* Maximum frequency is now correctly inferred as Nyquist in onset strength
calculation.
* librosa.effects.deemphasis no longer modifies the input signal in-place.
* librosa.util.frame now correctly works for arbitrary memory layouts and
numbers of axes.
* Corrected a normalization error in inverse CQT.
* ibrosa.cqt now supports arbitrary hop lengths.
* Added a run-time check for minimally supported matplotlib versions.
* Enhanced continuous integration testing for oldest and newest environments.
* librosa.effects.deemphasis, inverse operation of
librosa.effects.preemphasis.
* librosa.display.waveshow, adaptively visualize waveforms by amplitude
envelope when zoomed out, or raw sample values when zoomed in.
- Add patch remove-contextlib2.patch:
* No longer require contextlib2.
OBS-URL: https://build.opensuse.org/package/show/devel:languages:python:numeric/python-librosa?expand=0&rev=20
- Update to version 0.7.2
+ New Features
* added liftering support to MFCC inversion. *Ayoub Malek*
* added `pathlib` support to `core.load`. *Stef van der Struijk*
* added "mu-law" compression and expansion (companding). *Brian McFee*
+ Bug fixes
* fixed errors in dynamic time warping with `NaN` inputs and detection
of invalid warping paths. *Frank Zalkow, Brian McFee*
* fixed frame-length normalization in spectrogram-based RMS energy
calculation. *Shunsuke Hidaka*
* fixed the length of signals produced by `core.tone`. *Brian McFee*
+ Documentation
* removed math formatting from documentation. *Vincent Lostanlen*
* corrected documentation for DTW. *Eric Semeniuc*
* corrected typos in time-frequency reassignment spectrogram
documentation. *Scott Seyfarth*
* removed `dct_type=None` as an option in MFCC documentation. *Brian McFee*
+ Other changes
* expanded normalization modes in Mel basis construction. *Brian McFee*
OBS-URL: https://build.opensuse.org/request/show/768828
OBS-URL: https://build.opensuse.org/package/show/devel:languages:python:numeric/python-librosa?expand=0&rev=14
- Update to version 0.7.0
+ New features
* `librosa.core.stream`: Stream generator to process long audio files into smaller pieces. *Brian McFee*
* `librosa.core.load`: Replaced the default audio decoder with `pysoundfile`, and only use `audioread` as backup. *Brian McFee*
* `librosa.core.griffinlim`: Phase retrieval from magnitude spectrograms using the (accelerated) Griffin-Lim method. *Brian McFee*
* `librosa.feature.inverse`: New module for feature inversion, based on the Griffin-Lim phase retrieval algorithm. Includes `mel_to_audio` and `mfcc_to_audio`. *Brian McFee*
* `librosa.core.lpc`: Linear prediction coefficients (LPC). *Adam Weiss*
* `librosa.sequence.rqa`: Recurrence Quantification Analysis (RQA) for sequence alignment. *Brian McFee*
* `librosa.beat.plp`: Predominant local pulse (PLP) for variable-tempo beat tracking. *Brian McFee*
* `librosa.feature.fourier_tempogram`: Fourier Tempogram for representing rhythm in the frequency domain. *Brian McFee*
* `librosa.core.pcen` Per-channel energy normalization (PCEN) now allows logarithmic range compression at the limit power->0. *Vincent Lostanlen*
* `librosa.effects.pitch_shift` supports custom resampling modes. *Taewoon Kim*
* `librosa.core.cqt` and `librosa.core.icqt` Forward and inverse constant-Q transform now support custom resampling modes. *Brian McFee*
* `librosa.segment.path_enhance`: Near-diagonal path enhancement for recurrence, self- or cross-similarity matrices. *Brian McFee*
* `librosa.segment.recurrence_matrix` now supports a keyword argument, `self=False`. If set to `True`, the recurrence matrix includes self-loops. *Brian McFee*
* `librosa.core.piptrack` now supports a keyword argument, `ref=None`, allowing users to override the reference thresholding behavior for determining which bins correspond to pitches. *Brian McFee*
* `librosa.segment.cross_similarity`: Cross-similarity function for comparing two feature sequences. *Rachel Bittner, Brian McFee*
* `librosa.onset.onset_strength_multi` now supports a user-specified reference spectrum via the `ref` keyword argument. *Brian McFee*
* `librosa.core.resample` now supports `mode='polyphase'`. *Brian McFee*
* `librosa.onset.onset_strength_multi`: Setting `aggregate=False` disables the aggregation of onset strengths across frequency bins. *Brian McFee*
+ Bug fixes
* `librosa.effects.pitch_shift` now preserves length. *Vincent Lostanlen*
* `librosa.core.pcen` Dynamic range compression in PCEN is more numerically stable for small values of the exponent. *Vincent Lostanlen*
* `librosa.core.ifgram` Instantaneous frequency spectrogram now correctly estimates center frequencies when using windows other than `hann`. *Brian McFee*
* `librosa.sequence.dtw` Fixed a bug in dynamic time warping when `subseq=True`. *Viktor Andreevitch Morozov*
* `librosa.core.pcen` now initializes its autoregressive filtering in the steady state, not with silence. *Jan Schlüter, Brian McFee*
* `librosa.segment.recurrence_matrix`: `width` parameter now cannot exceed data length. *Brian McFee*
* Filter bank constructors `mel`, `chroma`, `constant_q`, and `cq_to_chroma` are now type-stable. *Vincent Lostanlen, Brian McFee*
* `librosa.core.icqt` Inverse constant-Q transform has been completely rewritten and is more numerically stable. *Brian McFee*
+ Removed features (deprecated in v0.6)
* Discrete cosine transform. We recommend using `scipy.fftpack.dct`
* The `delta` function no longer support the `trim` keyword argument.
* Root mean square error (`rmse`) has been renamed to `rms`.
* `iirt` now uses `sos` mode by default.
+ Documentation
* Improved the documentation of PCEN. *Vincent Lostanlen*
* Improved installation documentation. *Darío Hereñú*
* Improved code style for plot generation. *Alex Metsai*
* Improved the documentation of spectral features. *Brian McFee*
* Improved the documentation of MFCC. *Brian McFee*
* Removed a redundant link in the `util` documentation. *Keunwoo Choi*
* Improved the docstring of `recurrence_matrix`. *Brian McFee*
* Improved the docstring of `load`. *Andy Sarroff*
+ Other changes
* The `output` module is now deprecated, and will be removed in version 0.8.
* More informative exception handling. *Jack Mason*
* `librosa.core.resample()` now supports `mode='fft'`, equivalent to the previous `scipy` mode. *Brian McFee*
* More efficient length-aware ISTFT and ICQT. *Vincent Lostanlen*
* Nine librosa functions now store jit-compiled, numba-accelerated caches across sessions. *Brian McFee*
* `librosa.core.load` no longer relies on `realpath()`. *Brian McFee*
* All spectral feature extractors now expose all STFT parameters. *Brian McFee*
* Refactored `librosa.cache`. *Brian McFee*
* Thanks to `np.fft.rfft`, functions `stft`, `istft`, `ifgram`, and `fmt` are faster and have a reduced memory footprint. *Brian McFee*
OBS-URL: https://build.opensuse.org/request/show/718644
OBS-URL: https://build.opensuse.org/package/show/devel:languages:python:numeric/python-librosa?expand=0&rev=7