@woosh/meep-engine/src/core/math/idct_2d.d.ts

Pure JavaScript game engine. Fully featured and production ready.

/**
 * Performs a 2D 8x8 Inverse Discrete Cosine Transform.
 *
 * The 2D IDCT is computed by applying the 1D IDCT to each column
 * and then to each row of the 8x8 block.
 *
 * @param {Float64Array} block A pointer to a 64-element array (representing an 8x8 block)
 * of DCT coefficients. The transformation is done in-place.
 */
export function idct_2d(block: Float64Array): void;
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