2 /*
3 Copyright (c) 2016, 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 #ifndef _ASP_DECOP_CB_COMMON_H_
37 #define _ASP_DECOP_CB_COMMON_H_
39 #include <xdc/std.h>
40 #include <ti/ipc/GateMP.h>
41 #include "paftyp.h"
42 #include "pafdec.h"
44 //#define CB_RW_OP_CAP_PP
46 #ifdef CB_RW_OP_CAP_PP
47 #define CB_OP_NONE 0
48 #define CB_OP_W 1 // ARM write
49 #define CB_OP_R 2 // DSP read
50 #define CB_OP_COUNT_MAX 10000
51 #endif
53 #define ASP_DECOP_CB_SOK ( 0 ) // ok
54 #define ASP_DECOP_CB_CTL_INIT_INV_GATE ( ASP_DECOP_CB_SOK-1 ) // error: invalid gate handle
55 #define ASP_DECOP_CB_ERR_START ( ASP_DECOP_CB_CTL_INIT_INV_GATE )
56 #define ASP_DECOP_CB_MAX_NUM_AF ( 15 ) // decoder output circular buffer maximum number audio frames
57 #define ASP_DECOP_CB_MAX_NUM_PCM_CH ( 16 ) // decoder output circular buffer maximum number audio PCM channels
58 #define ASP_DECOP_CB_MAX_NUM_PCM_FRAMES ( 15 ) // decoder output circular buffer maximum number PCM frames //Qin - Increased to prevent cb overflow for ddp.
59 #define ASP_DECOP_CB_MAX_PCM_FRAME_LEN ( 6*256 ) // decoder output circular buffer maximum PCM frame length
61 #define ASP_DECOP_CB_MAX_NUM_PCM_CH_DDP ( 16 ) // decoder output circular buffer maximum number audio PCM channels for DDP
62 #define ASP_DECOP_CB_MAX_PCM_FRAME_LEN_48kDDP ( 6*256 ) // decoder output circular buffer maximum PCM frame length at 48kHz sampling rate
64 #define ASP_DECOP_CB_MAX_NUM_PCM_CH_MAT ( 32 ) // decoder output circular buffer maximum number audio PCM channels for MAT
65 #define ASP_DECOP_CB_MAX_PCM_FRAME_LEN_48kMAT ( 4*256 ) // decoder output circular buffer maximum PCM frame length at 48kHz sampling rate
67 #define ASP_DECOP_CB_PCM_BUF_SZ ( ASP_DECOP_CB_MAX_NUM_PCM_CH * ASP_DECOP_CB_MAX_NUM_PCM_FRAMES * ASP_DECOP_CB_MAX_PCM_FRAME_LEN )
68 #define ASP_DECOP_CB_PCM_BUF_SZ_32CH48kMAT ( ASP_DECOP_CB_MAX_NUM_PCM_CH_MAT * ASP_DECOP_CB_MAX_NUM_PCM_FRAMES * ASP_DECOP_CB_MAX_PCM_FRAME_LEN_48kMAT )
70 #define ASP_DECOP_CB_MAX_NUM_AF_PCM ( 4 )
71 #define ASP_DECOP_CB_INIT_LAG_PCM ( 2 ) // 1...3
72 #define ASP_DECOP_CB_INIT_WRTIDX_PCM ( 0 )
73 #define ASP_DECOP_CB_INIT_RDIDX_PCM ( 0 )
75 #define ASP_DECOP_CB_MAX_NUM_AF_DDP ( 2 )
76 #define ASP_DECOP_CB_INIT_LAG_DDP ( 1 ) // 0...5
77 #define ASP_DECOP_CB_INIT_WRTIDX_DDP ( 0 )
78 #define ASP_DECOP_CB_INIT_RDIDX_DDP ( 0 )
80 #define ASP_DECOP_CB_MAX_NUM_AF_THD ( 15 )
81 #define ASP_DECOP_CB_INIT_LAG_THD ( 5 ) // 5*20ms = 100 ms, For the worst case of 100 ms
82 #define ASP_DECOP_CB_INIT_WRTIDX_THD ( 0 ) //ASP_DECOP_CB_INIT_LAG_THD )
83 #define ASP_DECOP_CB_INIT_RDIDX_THD ( 0 )
84 #define ASP_DECODE_CB_GATE_NAME ( "AspDecOpCbGate" )
85 #define ASP_DECODE_CB_GATE_REGION_ID ( 0 )
88 // Decoder output circular buffer
89 typedef struct PAF_AST_DecOpCircBuf
90 {
91 PAF_AudioFrame *afCb; // audio frame CB
92 PAF_AudioData *pcmBuf; // PCM buffer, contains PCM data associated with audio frames
93 UInt8 *metaBuf; // metadata buffer, contains metadata associated with audio frames
94 Int8 sourceSel; // selected source
95 Int8 afRdIdx; // audio frame CB read index
96 Int8 afWrtIdx; // audio frame CB write index
97 Int8 afLagIdx; // audio frame CB Lag idx,
98 Int8 afInitialLag; // Initial delay/lag between CB write and read
99 Int16 pcmRdIdx; // pcm buffer read index
100 Int8 numAfCb; // current number frames in CB
101 Int8 maxNumAfCb; // maximum number of audio frames in CB
102 Int16 decOpFrameLen; // selected decoder output frame length (input transaction size)
103 Int16 strFrameLen; // stream frame length (output transaction size)
104 Int8 writerActiveFlag; // flag indicates whether CB writer is active
105 Int8 readerActiveFlag; // flag indicates whether CB reader is active
106 Int8 emptyFlag; // flag indicates whether reader should empty (drain) remaining frames in CB
107 Int8 errUndCnt; // underflow count
108 Int8 errOvrCnt; // overflow count
109 PAF_AudioData *pcmBufEnd; // PCM buffer, contains PCM data associated with audio frames end
110 UInt8 *metaBufEnd; // metadata buffer, contains metadata associated with audio frames end
111 Int8 maxAFChanNum; // maximum number of audio data channels in audio frame
112 Int16 maxAFSampCount; // maximum number of sample counts in audio frame
113 PAF_AudioFrame lastAf; // used to store the last valid read out audio frame info to generate mute frame
114 #ifdef CB_RW_OP_CAP_PP
115 UInt32 *cb_samples_op; // should be in shared memory, preferred NON cache
116 UInt8 *cb_op_owner; // should be in shared memory, preferred NON cache
117 UInt8 *cb_afRdIdx; // should be in shared memory, preferred NON cache
118 UInt8 *cb_afWrtIdx; // should be in shared memory, preferred NON cache
119 UInt8 *cb_numAfCb; // should be in shared memory, preferred NON cache
120 UInt32 cb_opCnt; // range (0 - CB_OP_COUNT_MAX)
121 #endif
122 } PAF_AST_DecOpCircBuf;
124 // Decoder output circular buffer control
125 typedef struct PAF_AST_DecOpCircBufCtl
126 {
127 GateMP_Handle gateHandle; // circular buffer gate handle
128 PAF_AST_DecOpCircBuf **pXDecOpCb; // address of decoder output circular buffer base pointer
129 } PAF_AST_DecOpCircBufCtl;
131 // Initialize circular buffer control
132 Int cbCtlInit(
133 PAF_AST_DecOpCircBufCtl *pCbCtl, // decoder output circular buffer control
134 PAF_AST_DecOpCircBuf **pXDecOpCb // address of decoder output circular buffer base pointer
135 );
137 // Reset circular buffer
138 Int cbReset(
139 PAF_AST_DecOpCircBufCtl *pCbCtl,
140 Int8 cbIdx
141 );
143 // Output log of circular buffer control variables (debug)
144 Int cbLog(
145 PAF_AST_DecOpCircBufCtl *pCbCtl,
146 Int8 cbIdx,
147 Int8 fullLog,
148 char *locInfo
149 );
151 #endif /* _ASP_DECOP_CB_COMMON_H_ */