root/trunk/libffado/config.h.in

Revision 951, 5.9 kB (checked in by jwoithe, 13 years ago)

MOTU: clip float samples to +/- 1.0 to avoid nasty audio wraparound effects.

Line 
1 /* config.h.in. */
2 #ifndef CONFIG_H
3 #define CONFIG_H
4
5 /* Name of package */
6 #define PACKAGE $PACKAGE
7
8 /* Define to the address where bug reports for this package should be sent. */
9 #define PACKAGE_BUGREPORT "<ffado-devel@lists.sf.net>"
10
11 /* Define to the full name of this package. */
12 #define PACKAGE_NAME "$PACKAGE"
13
14 /* Define to the full name and version of this package. */
15 #define PACKAGE_STRING "$PACKAGE $VERSION-$REVISION"
16
17 /* Define to the one symbol short name of this package. */
18 #define PACKAGE_TARNAME "$PACKAGE"
19
20 /* Define to the version of this package. */
21 #define PACKAGE_VERSION "$VERSION-$REVISION"
22
23 /* Define to the version of the cace. */
24 #define CACHE_VERSION "$VERSION-$REVISION"
25
26 /* Define to the api version */
27 #define FFADO_API_VERSION $FFADO_API_VERSION
28
29 #define CACHEDIR "~/.ffado"
30
31 #define BINDIR "$BINDIR"
32 #define LIBDIR "$LIBDIR"
33 #define SHAREDIR "$SHAREDIR"
34
35 /* Define indicating availability of lrint() */
36 #define HAVE_LRINT $HAVE_LRINT
37
38 /* Define indicatin availability of lrintf() */
39 #define HAVE_LRINTF $HAVE_LRINTF
40
41 #define DEBUG_IMPLEMENT_BACKLOG     0
42
43 // make this zero to disable the most extreme
44 // debug logging in the critical sections
45 #define DEBUG_EXTREME_ENABLE        0
46
47 // watchdog
48 #define WATCHDOG_DEFAULT_CHECK_INTERVAL_USECS   (1000*1000*4)
49 #define WATCHDOG_DEFAULT_RUN_REALTIME           1
50 #define WATCHDOG_DEFAULT_PRIORITY               98
51
52 // 1394 service constants
53 #define IEEE1394SERVICE_USE_CYCLETIMER_DLL  1
54 #define IEEE1394SERVICE_CYCLETIMER_DLL_UPDATE_INTERVAL_USEC 200000
55 #define IEEE1394SERVICE_MAX_FIREWIRE_PORTS  4
56
57 #define IEEE1394SERVICE_CYCLETIMER_HELPER_RUN_REALTIME    1
58 #define IEEE1394SERVICE_CYCLETIMER_HELPER_PRIO_INCREASE  -10
59
60 // The current version of libiec61883 doesn't seem to calculate
61 // the bandwidth correctly. Defining this to non-zero skips
62 // bandwidth allocation when doing CMP connections.
63 #define IEEE1394SERVICE_SKIP_IEC61883_BANDWIDTH_ALLOCATION 1
64
65 #define THREAD_MAX_RTPRIO                   98
66 #define THREAD_MIN_RTPRIO                   1
67
68 #define MINIMUM_INTERRUPTS_PER_PERIOD       4U
69
70 // These are the result of a lot of trial and error
71 // due to weirdness in the kernel layer
72 #define MAX_XMIT_PACKET_SIZE                (2048-16)
73 #define MAX_XMIT_NB_BUFFERS                 40
74
75 #define ISOHANDLER_FLUSH_BEFORE_ITERATE     0
76
77 #define ISOHANDLER_DEATH_DETECT_TIMEOUT_USECS    1000000LL
78
79 #define ISOHANDLERMANAGER_MAX_ISO_HANDLERS_PER_PORT         16
80 #define ISOHANDLERMANAGER_MAX_STREAMS_PER_ISOTHREAD         16
81
82 // Ideally the audio processing will be driven by this thread
83 #define ISOHANDLERMANAGER_ISO_PRIO_INCREASE            1
84
85 // allows to add some processing margin. This shifts the time
86 // at which the buffer is transfer()'ed, making things somewhat
87 // more robust. It should be noted though that shifting the transfer
88 // time to a later time instant also causes the xmit buffer fill to be
89 // lower on average.
90 #define STREAMPROCESSORMANAGER_SIGNAL_DELAY_TICKS           (3072*6)
91
92 // startup control
93 #define STREAMPROCESSORMANAGER_CYCLES_FOR_DRYRUN            40000
94 #define STREAMPROCESSORMANAGER_CYCLES_FOR_STARTUP           200
95 #define STREAMPROCESSORMANAGER_PRESTART_CYCLES_FOR_XMIT     20
96 #define STREAMPROCESSORMANAGER_PRESTART_CYCLES_FOR_RECV     0
97 #define STREAMPROCESSORMANAGER_SYNCSTART_TRIES              10
98 #define STREAMPROCESSORMANAGER_SYNC_WAIT_TIME_MSEC          200
99 #define STREAMPROCESSORMANAGER_ALIGN_AVERAGE_TIME_MSEC      200
100 #define STREAMPROCESSORMANAGER_NB_ALIGN_TRIES               40
101
102 #define STREAMPROCESSORMANAGER_DYNAMIC_SYNC_DELAY           0
103
104 // FIXME: note that it will probably be better to use a DLL bandwidth that is
105 //        dependant on the sample rate
106 #define TIMESTAMPEDBUFFER_DLL_BANDWIDTH                     (0.01)
107
108 // -- AMDTP options -- //
109
110 // in ticks
111 // as per AMDTP2.1:
112 // 354.17us + 125us @ 24.576ticks/usec = 11776.08192 ticks
113 #define AMDTP_TRANSMIT_TRANSFER_DELAY   (11776U)
114
115 // the absolute minimum number of cycles we want to transmit
116 // a packet ahead of the presentation time. The nominal time
117 // the packet is transmitted ahead of the presentation time is
118 // given by AMDTP_TRANSMIT_TRANSFER_DELAY (in ticks), but in case we
119 // are too late for that, this constant defines how late we can
120 // be.
121 #define AMDTP_MIN_CYCLES_BEFORE_PRESENTATION                1
122
123 // the absolute maximum number of cycles we want to transmit
124 // a packet ahead of the ideal transmit time. The nominal time
125 // the packet is transmitted ahead of the presentation time is
126 // given by AMDTP_TRANSMIT_TRANSFER_DELAY (in ticks), but we can send
127 // packets early if we want to. (not completely according to spec)
128 // (for spec compliance you need to specify a value of 1 or 2)
129 #define AMDTP_MAX_CYCLES_TO_TRANSMIT_EARLY                  2
130
131 // ensure that the AMDTP SP clips all float values to [-1.0..1.0]
132 #define AMDTP_CLIP_FLOATS                                   1
133
134 // -- MOTU options -- //
135
136 // the transfer delay is substracted from the ideal presentation
137 // time to obtain a corrected presentation time. This values is
138 // then used to stamp the packet and determine the transmission
139 // time instant.
140 #define MOTU_TRANSMIT_TRANSFER_DELAY    (11776U)
141
142 // the absolute minimum number of cycles we want to transmit
143 // a packet ahead of the presentation time. The nominal time
144 // the packet is transmitted ahead of the presentation time is
145 // given by MOTU_TRANSMIT_TRANSFER_DELAY (in ticks), but in case we
146 // are too late for that, this constant defines how late we can
147 // be.
148 #define MOTU_MIN_CYCLES_BEFORE_PRESENTATION                1
149
150 // the absolute maximum number of cycles we want to transmit
151 // a packet ahead of the ideal transmit time. The nominal time
152 // the packet is transmitted ahead of the presentation time is
153 // given by MOTU_TRANSMIT_TRANSFER_DELAY (in ticks), but we can send
154 // packets early if we want to.
155 #define MOTU_MAX_CYCLES_TO_TRANSMIT_EARLY                  6
156
157 // ensure that the MOTU tx SP clips all float values to [-1.0..1.0]
158 #define MOTU_CLIP_FLOATS                                   1
159
160 #endif // CONFIG_H
Note: See TracBrowser for help on using the browser.