root/trunk/libffado/config.h.in

Revision 803, 3.2 kB (checked in by ppalmers, 13 years ago)

more reliable streaming. hackish, but a start for a better implementation

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 to 1 if SSE assembly is available. */
30 // broken
31 //#define USE_SSE $USE_SSE
32 #define USE_SSE 0
33
34 #define CACHEDIR "~/.ffado"
35
36 #define LIBDIR "$libdir"
37
38 #define SHAREDIR "$sharedir"
39
40 #define MINIMUM_INTERRUPTS_PER_PERIOD   2U
41 #define MAX_ISO_XMIT_BUFFER_FILL_PCT    50
42
43 #define ISOHANDLER_PER_HANDLER_THREAD   1
44 #define ISOHANDLER_USE_POLL             0
45
46 #define ISOHANDLERMANAGER_MAX_ISO_HANDLERS_PER_PORT         16
47
48 // allows to add some processing margin. This shifts the time
49 // at which the buffer is transfer()'ed, making things somewhat
50 // more robust. It should be noted though that shifting the transfer
51 // time to a later time instant also causes the xmit buffer fill to be
52 // lower on average.
53 #define STREAMPROCESSORMANAGER_SIGNAL_DELAY_TICKS           (3072*6)
54
55 #define STREAMPROCESSORMANAGER_CYCLES_FOR_DRYRUN            40000
56 #define STREAMPROCESSORMANAGER_CYCLES_FOR_STARTUP           2000
57 #define STREAMPROCESSORMANAGER_PRESTART_CYCLES_FOR_XMIT     20
58 #define STREAMPROCESSORMANAGER_PRESTART_CYCLES_FOR_RECV     0
59 #define STREAMPROCESSORMANAGER_ALIGN_AVERAGE_TIME_MSEC      200
60 #define STREAMPROCESSORMANAGER_NB_ALIGN_TRIES               40
61
62 #define STREAMPROCESSORMANAGER_DYNAMIC_SYNC_DELAY           0
63
64 // FIXME: note that it will probably be better to use a DLL bandwidth that is
65 //        dependant on the sample rate
66 #define TIMESTAMPEDBUFFER_DLL_BANDWIDTH                     (0.01)
67
68 // in ticks
69 // as per AMDTP2.1:
70 // 354.17us + 125us @ 24.576ticks/usec = 11776.08192 ticks
71 #define AMDTP_TRANSMIT_TRANSFER_DELAY   (11776U)
72
73 // the absolute minimum number of cycles we want to transmit
74 // a packet ahead of the presentation time. The nominal time
75 // the packet is transmitted ahead of the presentation time is
76 // given by AMDTP_TRANSMIT_TRANSFER_DELAY (in ticks), but in case we
77 // are too late for that, this constant defines how late we can
78 // be.
79 #define AMDTP_MIN_CYCLES_BEFORE_PRESENTATION                1
80
81 // the absolute maximum number of cycles we want to transmit
82 // a packet ahead of the ideal transmit time. The nominal time
83 // the packet is transmitted ahead of the presentation time is
84 // given by AMDTP_TRANSMIT_TRANSFER_DELAY (in ticks), but we can send
85 // packets early if we want to. (not completely according to spec)
86 // (for spec compliance you need to specify a value of 1 or 2)
87 #define AMDTP_MAX_CYCLES_TO_TRANSMIT_EARLY                  6
88
89 #define MOTU_TRANSMIT_TRANSFER_DELAY    (11776U)
90
91 #endif // CONFIG_H
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