Image Processing Functions
===========================

High-level image processing operations using FFT.

Kernels
-------

.. autofunction:: spectrograms.gaussian_kernel_2d

Convolution
-----------

.. autofunction:: spectrograms.convolve_fft

Spatial Filtering
-----------------

.. autofunction:: spectrograms.lowpass_filter

.. autofunction:: spectrograms.highpass_filter

.. autofunction:: spectrograms.bandpass_filter

Feature Enhancement
-------------------

.. autofunction:: spectrograms.detect_edges_fft

.. autofunction:: spectrograms.sharpen_fft