Line data    Source code

       1             : /******************************************************************************
       2             : *                        ETSI TS 103 634 V1.5.1                               *
       3             : *              Low Complexity Communication Codec Plus (LC3plus)              *
       4             : *                                                                             *
       5             : * Copyright licence is solely granted through ETSI Intellectual Property      *
       6             : * Rights Policy, 3rd April 2019. No patent licence is granted by implication, *
       7             : * estoppel or otherwise.                                                      *
       8             : ******************************************************************************/
       9             : 
      10             : #include "defines.h"
      11             : 
      12             : #include "constants.h"
      13             : #include "functions.h"
      14             : 
      15             : 
      16           0 : void processReorderBitstream_fx(UWord8 *bytes, Word16 n_pccw, Word16 n_pc, Word16 b_left, Word8 *scratchBuffer)
      17             : {
      18             :     Word16        block_bytes;
      19             :     UWord8 *      bytes_tmp;
      20             : 
      21             : #ifdef DYNMEM_COUNT
      22             :     struct _dynmem
      23             :     {
      24             :         Word16        block_bits, block_bytes;
      25             :         UWord8 *      bytes_tmp;
      26             :     };
      27             :     Dyn_Mem_In("processReorderBitstream_fx", sizeof(struct _dynmem));
      28             : #endif
      29             : 
      30           0 :     bytes_tmp = (UWord8 *)scratchAlign(scratchBuffer, 0); /* Size = LC3PLUS_MAX_BYTES */
      31             : 
      32           0 :     if (n_pccw == 0)
      33             :     {
      34             : #ifdef DYNMEM_COUNT
      35             :         Dyn_Mem_Out();
      36             : #endif
      37           0 :         return;
      38             :     }
      39             : 
      40           0 :     assert(b_left >= 0);
      41             : 
      42             :     /* set block size in bits and full bytes */
      43           0 :     block_bytes = shr_sat(add(n_pc, 1), 1);
      44             : 
      45             :     /* rearrange bitstream */
      46           0 :     basop_memmove(&bytes_tmp[0], &bytes[b_left], block_bytes * sizeof(UWord8));
      47           0 :     basop_memmove(&bytes_tmp[block_bytes], &bytes[0], b_left * sizeof(UWord8));
      48             : 
      49           0 :     basop_memmove(&bytes[0], &bytes_tmp[0], add(block_bytes, b_left) * sizeof(UWord8));
      50             : 
      51             : #ifdef DYNMEM_COUNT
      52             :     Dyn_Mem_Out();
      53             : #endif
      54             : }
      55             : 
      56             :