2 /*
3 Copyright (c) 2017, Texas Instruments Incorporated - http://www.ti.com/
4 All rights reserved.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 *
13 * Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the
16 * distribution.
17 *
18 * Neither the name of Texas Instruments Incorporated nor the names of
19 * its contributors may be used to endorse or promote products derived
20 * from this software without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
23 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
24 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
25 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
26 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
27 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
28 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
29 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
30 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
31 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
32 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33 *
34 */
36 #include <xdc/std.h>
38 #include "dbgCapAf.h"
40 #ifdef DBG_CAP_AF
41 #ifdef _TMS320C6X
42 #pragma DATA_SECTION(gCapAfBuf, ".gCapAfBuf");
43 PAF_AudioData gCapAfBuf[CAP_AF_MAX_NUM_SAMP];
44 #else
45 PAF_AudioData gCapAfBuf[CAP_AF_MAX_NUM_SAMP] __attribute__ ((section(".gCapAfBuf")));
46 //PAF_AudioData gCapAfBuf[CAP_AF_MAX_NUM_SAMP] __attribute__ ((section(".noinit")));
47 #endif
48 Int32 gCapAfBufIdx=0;
49 Int32 gCapAfBufWrapCnt=0;
50 #endif // DBG_CAP_AF
52 #ifdef DBG_CAP_AF
53 // Reset audio frame capture buffer
54 Int capAfReset(Void)
55 {
56 gCapAfBufIdx = 0;
57 gCapAfBufWrapCnt = 0;
59 return 0;
60 }
62 // Write audio frame to capture buffer
63 Int capAfWrite(
64 PAF_AudioFrame *pAf, // audio frame
65 Int8 chNum // channel number to capture
66 )
67 {
68 Int16 nSamp;
69 PAF_AudioData *pSamp;
70 Int16 i;
72 if (chNum > (pAf->data.nChannels-1))
73 {
74 return CAP_AF_INV_CHNUM;
75 }
77 nSamp = pAf->sampleCount; //pAf->data.nSamples;
78 pSamp = pAf->data.sample[chNum];
80 if ((CAP_AF_MAX_NUM_SAMP - gCapAfBufIdx) < nSamp)
81 {
82 //return;
83 gCapAfBufIdx = 0;
84 gCapAfBufWrapCnt++;
85 }
87 for (i=0; i<nSamp; i++)
88 {
89 gCapAfBuf[gCapAfBufIdx] = *pSamp;
90 pSamp++;
91 gCapAfBufIdx++;
92 }
94 return CAP_AF_SOK;
95 }
96 #endif // DBG_CAP_AF