b2e82574eb7e7292741ece09ec9eb286e9ea4168,librosa/util/utils.py,,frame,#,35

Before Change

    if axis == -1:
        if not x.flags["F_CONTIGUOUS"]:
            raise ParameterError("Input array must be F-contiguous "
                                 "for framing along axis={}".format(axis))

        shape = list(x.shape)[:-1] + [frame_length, n_frames]
        strides = list(strides) + [hop_length * new_stride]

After Change

    if hop_length < 1:
        raise ParameterError("Invalid hop_length: {:d}".format(hop_length))

    if axis == -1 and not x.flags["F_CONTIGUOUS"]:
        warnings.warn("librosa.util.frame called with axis={} "
                      "on a non-contiguous input. This will result in a copy.".format(axis))
        x = np.asfortranarray(x)
    elif axis == 0 and not x.flags["C_CONTIGUOUS"]:
        warnings.warn("librosa.util.frame called with axis={} "
                      "on a non-contiguous input. This will result in a copy.".format(axis))
        x = np.ascontiguousarray(x)

    n_frames = 1 + (x.shape[axis] - frame_length) // hop_length
    strides = np.asarray(x.strides)

    new_stride = np.prod(strides[strides > 0] // x.itemsize) * x.itemsize

Instances