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comparison capnproto/vamp.capnp @ 5:6e8607ebad03

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Promote the more successful experiments (todo: get them to build again)
author Chris Cannam <c.cannam@qmul.ac.uk>
date Fri, 13 May 2016 13:48:59 +0100
parents
children 197440dc8296
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4:25499f505d0e 5:6e8607ebad03
1
2 @0xc4b1c6c44c999206;
3
4 using Cxx = import "/capnp/c++.capnp";
5 $Cxx.namespace("vampipe");
6
7 enum InputDomain {
8 timeDomain @0;
9 frequencyDomain @1;
10 }
11
12 enum SampleType {
13 oneSamplePerStep @0;
14 fixedSampleRate @1;
15 variableSampleRate @2;
16 }
17
18 enum AdapterFlag {
19 adaptInputDomain @0;
20 adaptChannelCount @1;
21 adaptBufferSize @2;
22 }
23
24 const adaptAllSafe :List(AdapterFlag) =
25 [ adaptInputDomain, adaptChannelCount ];
26
27 const adaptAll :List(AdapterFlag) =
28 [ adaptInputDomain, adaptChannelCount, adaptBufferSize ];
29
30 struct RealTime {
31 sec @0 :Int32 = 0;
32 nsec @1 :Int32 = 0;
33 }
34
35 struct Basic {
36 identifier @0 :Text;
37 name @1 :Text;
38 description @2 :Text;
39 }
40
41 struct ParameterDescriptor {
42 basic @0 :Basic;
43 unit @1 :Text;
44 minValue @2 :Float32 = 0.0;
45 maxValue @3 :Float32 = 0.0;
46 defaultValue @4 :Float32 = 0.0;
47 isQuantized @5 :Bool = false;
48 quantizeStep @6 :Float32 = 0.0;
49 valueNames @7 :List(Text) = [];
50 }
51
52 struct OutputDescriptor {
53 basic @0 :Basic;
54 unit @1 :Text;
55 hasFixedBinCount @2 :Bool = false;
56 binCount @3 :Int32 = 0;
57 binNames @4 :List(Text) = [];
58 hasKnownExtents @5 :Bool = false;
59 minValue @6 :Float32 = 0.0;
60 maxValue @7 :Float32 = 0.0;
61 isQuantized @8 :Bool = false;
62 quantizeStep @9 :Float32 = 0.0;
63 sampleType @10 :SampleType;
64 sampleRate @11 :Float32 = 0.0;
65 hasDuration @12 :Bool = false;
66 }
67
68 struct PluginStaticData {
69 pluginKey @0 :Text;
70 basic @1 :Basic;
71 maker @2 :Text;
72 copyright @3 :Text;
73 pluginVersion @4 :Int32;
74 category @5 :List(Text);
75 minChannelCount @6 :Int32;
76 maxChannelCount @7 :Int32;
77 parameters @8 :List(ParameterDescriptor);
78 programs @9 :List(Text);
79 inputDomain @10 :InputDomain;
80 basicOutputInfo @11 :List(Basic);
81 }
82
83 struct ProcessInput {
84 inputBuffers @0 :List(List(Float32));
85 timestamp @1 :RealTime;
86 }
87
88 struct Feature {
89 hasTimestamp @0 :Bool = false;
90 timestamp @1 :RealTime;
91 hasDuration @2 :Bool = false;
92 duration @3 :RealTime;
93 label @4 :Text;
94 values @5 :List(Float32) = [];
95 }
96
97 struct FeatureSet {
98 struct FSPair {
99 output @0 :Int32;
100 features @1 :List(Feature) = [];
101 }
102 featurePairs @0 :List(FSPair);
103 }
104
105 struct PluginConfiguration {
106 struct PVPair {
107 parameter @0 :Text;
108 value @1 :Float32;
109 }
110 parameterValues @0 :List(PVPair);
111 currentProgram @1 :Text;
112 channelCount @2 :Int32;
113 stepSize @3 :Int32;
114 blockSize @4 :Int32;
115 }
116
117 struct LoadRequest {
118 pluginKey @0 :Text;
119 inputSampleRate @1 :Float32;
120 adapterFlags @2 :List(AdapterFlag);
121 }
122
123 struct LoadResponse {
124 pluginHandle @0 :Int64;
125 staticData @1 :PluginStaticData;
126 defaultConfiguration @2 :PluginConfiguration;
127 }
128
129 struct ConfigurationRequest {
130 pluginHandle @0 :Int64;
131 configuration @1 :PluginConfiguration;
132 }
133
134 struct ConfigurationResponse {
135 outputs @0 :List(OutputDescriptor);
136 }
137
138 struct VampRequest {
139 request :union {
140 list @0 :Void;
141 load @1 :LoadRequest;
142 configure @2 :ConfigurationRequest;
143 }
144 }
145
146 struct VampResponse {
147 success @0 :Bool;
148 errorText @1 :Text = "";
149 response :union {
150 list @2 :List(PluginStaticData);
151 load @3 :LoadResponse;
152 configure @4 :ConfigurationResponse;
153 }
154 }
155