+
−/*
+
−
+
−*******************************************************************************
+
−
+
−*
+
−
+
−*      COPYRIGHT (C) 2000 BY ERICSSON EUROLAB DEUTSCHLAND GmbH
+
−
+
−*      90411 NUERNBERG, GERMANY, Tel Int + 49 911 5217 100
+
−
+
−*
+
−
+
−*      The program(s) may be used and/or copied only with the
+
−
+
−*      written permission from Ericsson or in accordance
+
−
+
−*      with the terms and conditions stipulated in the agreement or
+
−
+
−*      contract under which the program(s) have been supplied.
+
−
+
−*
+
−
+
−*******************************************************************************
+
−
+
−*
+
−
+
−*      File             : diag_interleaver.h
+
−
+
−*      Purpose          : diagonal (chain) deinterleaver routine
+
−
+
−*
+
−
+
−*******************************************************************************
+
−
+
−*/
+
−
+
−#ifndef diag_deinterleaver_h
+
−
+
−#define diag_deinterleaver_h "$Id: $"
+
−
+
−#include "l1_confg.h"
+
−
+
−/*
+
−
+
−*******************************************************************************
+
−
+
−*                         INCLUDE FILES
+
−
+
−*******************************************************************************
+
−
+
−*/
+
−
+
−
+
−
+
−#include "init_interleaver.h"
+
−
+
−
+
−
+
−/*
+
−
+
−*******************************************************************************
+
−
+
−*                         DECLARATION OF PROTOTYPES
+
−
+
−*******************************************************************************
+
−
+
−*/
+
−
+
−
+
−
+
−/* ---------------------------------------------------------------------- */
+
−
+
−/* diag_deinterleaver:                                                    */
+
−
+
−/* Corresponding deinterleaver to diag_interleaver.                       */
+
−
+
−/* An arbitrary number of bits can be interleaved, depending of the       */
+
−
+
−/* length of the vector "in". The vector "out", which must have the same  */
+
−
+
−/* length than "in", contains the interleaved samples.                    */
+
−
+
−/* All states (memory etc.) of the interleaver are stored in the variable */
+
−
+
−/* *intl_state. Therefore, a pointer to this variable must be handled to  */
+
−
+
−/* this function. This variable initially has to be initialized by the    */
+
−
+
−/* function init_interleaver, which offers also the possibility to        */
+
−
+
−/* specify the dimensions of the deinterleaver matrix.                    */
+
−
+
−/* ---------------------------------------------------------------------- */
+
−
+
−
+
−
+
−void diag_deinterleaver(WORD16 *out,
+
−
+
−                        WORD16 *in,
+
−
+
−                        WORD16 num_valid_bits,
+
−
+
−                        interleaver_state_t *intl_state);
+
−
+
−
+
−
+
−/* ---------------------------------------------------------------------- */
+
−
+
−/* shift_deinterleaver:                                                   */
+
−
+
−/* Shift of the deinterleaver buffer by <shift> samples.                  */
+
−
+
−/* shift>0  -> shift to the right                                         */
+
−
+
−/* shift<0  -> shift to the left                                          */
+
−
+
−/* The elements from <insert_bits> are inserted into the resulting space. */
+
−
+
−/* The vector <insert_bits> must have at least abs(shift) elements.       */
+
−
+
−/* ---------------------------------------------------------------------- */
+
−
+
−
+
−
+
−void shift_deinterleaver(WORD16 shift,
+
−
+
−                         WORD16 *insert_bits,
+
−
+
−                         interleaver_state_t *ptr_state);
+
−
+
−
+
−#if(NEW_WKA_PATCH==1)
+
−  void just_shift(WORD16 shift, WORD16* in_bits, interleaver_state_t *intl_state);
+
−#endif
+
−
+
−#if (TTY_SYNC_MCU == 1)
+
−  void flush_and_shift_deinterleaver(WORD16 shift,WORD16 *insert_bits,interleaver_state_t *ptr_state);
+
−#endif
+
−
+
−#if(TTY_SYNC_MCU_2==1)
+
−  WORD16 flush_diag_deint(WORD16 *out, WORD16 *in, interleaver_state_t *intl_state);
+
−  void zero_pad_deint(interleaver_state_t *intl_state);
+
−#endif
+
−
+
−#if(OPTIMISED==1)
+
−void new_diag_deinterleaver(WORD16 *out,
+
−                        WORD16 jump,
+
−                        WORD16 *flush_vector,
+
−                        WORD16 *in,
+
−                        WORD16 num_valid_bits,
+
−                        interleaver_state_t *intl_state);
+
−#endif
+
−
+
−#endif
+
−