view modules/bluespec/Pygar/common/AudioProcessor.bsv @ 15:a1833d9f6e3d pygar svn.16

[svn r16] Recent
author punk
date Tue, 27 Apr 2010 13:11:45 -0400
parents 74716e9a81cc
children
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1 // The MIT License
3 // Copyright (c) 2009 Massachusetts Institute of Technology
5 // Permission is hereby granted, free of charge, to any person obtaining a copy
6 // of this software and associated documentation files (the "Software"), to deal
7 // in the Software without restriction, including without limitation the rights
8 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
9 // copies of the Software, and to permit persons to whom the Software is
10 // furnished to do so, subject to the following conditions:
12 // The above copyright notice and this permission notice shall be included in
13 // all copies or substantial portions of the Software.
15 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
21 // THE SOFTWARE.
23 import Connectable::*;
24 import GetPut::*;
25 import ClientServer::*;
27 //AWB includes
28 `include "asim/provides/low_level_platform_interface.bsh"
29 `include "asim/provides/soft_connections.bsh"
30 `include "asim/provides/common_services.bsh"
32 // Local includes
33 `include "asim/provides/audio_processor_types.bsh"
34 `include "asim/provides/audio_pipeline.bsh"
36 `include "asim/rrr/remote_client_stub_AUDIOPROCESSORRRR.bsh"
37 `include "asim/rrr/remote_server_stub_AUDIOPROCESSORRRR.bsh"
40 module [CONNECTED_MODULE] mkConnectedApplication ();
42 // Instantiate the rrr stubs
43 ClientStub_AUDIOPROCESSORRRR client_stub <- mkClientStub_AUDIOPROCESSORRRR();
44 ServerStub_AUDIOPROCESSORRRR server_stub <- mkServerStub_AUDIOPROCESSORRRR();
46 // Instantiate the audio pipeline
47 AudioPipeline pipeline <- mkAudioPipeline();
49 rule feedInput;
50 let command <- server_stub.acceptRequest_SendUnprocessedStream();
51 AudioProcessorControl ctrl = unpack(truncate(command.ctrl));
53 if(ctrl == EndOfFile)
54 begin
55 pipeline.sampleInput.put(tagged EndOfFile);
56 end
57 else
58 begin
59 pipeline.sampleInput.put(tagged Sample unpack(truncate(command.sample)));
60 end
61 endrule
63 rule feedOutput;
64 let pipelineData <- pipeline.sampleOutput.get();
65 AudioProcessorControl endOfFileTag = EndOfFile;
66 AudioProcessorControl sampleTag = Data;
68 case (pipelineData) matches
69 tagged EndOfFile: client_stub.makeRequest_SendProcessedStream(zeroExtend(pack(endOfFileTag)),?);
70 tagged Sample .sample:client_stub.makeRequest_SendProcessedStream(zeroExtend(pack(sampleTag)),
71 zeroExtend(pack(sample)));
72 endcase
73 endrule
75 endmodule