Merge branch 'main' into 2049_fix_difference_in_the_decorrelator_tail

#define FIX_1376_MISSING_ISM_METADATA                   /* FhG: IVAS_rend: throw error if there exists an ISM input without a corresponding metadata file path */

#define FIX_1385_INIT_IGF_STOP_FREQ                     /* FhG: Initialize infoIGFStopFreq in init_igf_dec() */

#define FIX_1387_INIT_PRM_SQQ                           /* FhG: initialize pointer prm_sqQ, which might be uninitialized in case of bfi == 1 */

#define NONBE_1296_TDREND_ITD_OUT_OF_BOUNDS_ACCESS      /* Eri: issue 1296: ITD resampling can occasionally read out of bounds, especially when the requested subframes are short (1.25 ms). Seen for headtracking+JBM. */

/* #################### End BASOP porting switches ############################ */

            p_backward_fx--;                                                                                                                     // Qx

        }

#ifndef NONBE_1296_TDREND_ITD_OUT_OF_BOUNDS_ACCESS

        tmp64_fx = W_mac_32_32( tmp64_fx, *p_forward_fx, *p_sinc_forward_fx ); /* Integer index always rounded down --> 4 steps backward, 5 steps forward */ // Qx + 32

#endif

        output_fx[i] = W_extract_h( tmp64_fx ); // Qx

        move32();