FreeCalypso > hg > tcs211-pirelli

annotate chipsetsw/layer1/gtt_include/ctm/diag_interleaver.h @ 0:509db1a7b7b8

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
initial import: leo2moko-r1
author Space Falcon <falcon@ivan.Harhan.ORG>
date Mon, 01 Jun 2015 03:24:05 +0000
parents
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
1 /*
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
2 *******************************************************************************
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
3 *
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
4 * COPYRIGHT (C) 2000 BY ERICSSON EUROLAB DEUTSCHLAND GmbH
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
5 * 90411 NUERNBERG, GERMANY, Tel Int + 49 911 5217 100
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
6 *
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
7 * The program(s) may be used and/or copied only with the
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
8 * written permission from Ericsson or in accordance
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
9 * with the terms and conditions stipulated in the agreement or
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
10 * contract under which the program(s) have been supplied.
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
11 *
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
12 *******************************************************************************
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
13 *
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
14 * File : diag_interleaver.h
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
15 * Purpose : diagonal (chain) interleaver routine
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
16 *
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
17 *******************************************************************************
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
18 */
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
19 #ifndef diag_interleaver_h
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
20 #define diag_interleaver_h "$Id: $"
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
21
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
22 /*
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
23 *******************************************************************************
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
24 * INCLUDE FILES
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
25 *******************************************************************************
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
26 */
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
27
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
28 #include "init_interleaver.h"
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
29
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
30
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
31 /*
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
32 *******************************************************************************
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
33 * DECLARATION OF PROTOTYPES
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
34 *******************************************************************************
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
35 */
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
36
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
37 /* ---------------------------------------------------------------------- */
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
38 /* diag_interleaver: */
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
39 /* Diagonal (chain) interleaver, based on block-by-block processing. */
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
40 /* An arbitrary number of bits can be interleaved, depending of the */
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
41 /* value num_bits. The vector "out", which must have the same */
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
42 /* length than "in", contains the interleaved samples. */
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
43 /* All states (memory etc.) of the interleaver are stored in the variable */
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
44 /* *intl_state. Therefore, a pointer to this variable must be handled to */
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
45 /* this function. This variable initially has to be initialized by the */
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
46 /* function init_interleaver, which offers also the possibility to */
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
47 /* specify the dimensions of the interleaver matrix. */
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
48 /* ---------------------------------------------------------------------- */
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
49
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
50 void diag_interleaver(WORD16 *out,
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
51 WORD16 *in,
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
52 WORD16 num_bits,
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
53 interleaver_state_t *intl_state);
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
54
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
55 /* ---------------------------------------------------------------------- */
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
56 /* diag_interleaver_flush: */
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
57 /* Execution of the diagonal (chain) interleaver without writing in new */
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
58 /* samples. The number of calculated output samples is returned via the */
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
59 /* value *num_bits. */
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
60 /* ---------------------------------------------------------------------- */
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
61
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
62 void diag_interleaver_flush(WORD16 *out,
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
63 WORD16 *num_bits,
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
64 interleaver_state_t *intl_state);
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
65
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
66 #endif
509db1a7b7b8 initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
67