Merge branch '714-todo-comments-in-the-framework' into 'main'

    int16_t previtd;

    int16_t filterlength;

    float mem_itd[ITD_MEM_LEN];

    float hrf_left_prev[SFX_SPAT_BIN_MAX_FILTER_LENGTH]; /* Todo: Should we allocate these buffers with malloc() instead of the maximum length? */

    float hrf_left_prev[SFX_SPAT_BIN_MAX_FILTER_LENGTH];

    float hrf_right_prev[SFX_SPAT_BIN_MAX_FILTER_LENGTH];

    float azim_prev;

    float elev_prev;