1 /*
2  * Copyright (C) 2012 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef ANDROID_AUDIO_LIBSNDFILE_SINK_H
18 #define ANDROID_AUDIO_LIBSNDFILE_SINK_H
19 
20 #include "NBAIO.h"
21 #include "sndfile.h"
22 
23 // Implementation of NBAIO_Sink that wraps a libsndfile opened in SFM_WRITE mode
24 
25 namespace android {
26 
27 class LibsndfileSink : public NBAIO_Sink {
28 
29 public:
30     LibsndfileSink(SNDFILE *sndfile, const SF_INFO &sfinfo);
31     virtual ~LibsndfileSink();
32 
33     // NBAIO_Port interface
34 
35     //virtual ssize_t negotiate(const NBAIO_Format offers[], size_t numOffers,
36     //                          NBAIO_Format counterOffers[], size_t& numCounterOffers);
37     //virtual NBAIO_Format format() const;
38 
39     // NBAIO_Sink interface
40 
41     //virtual size_t framesWritten() const;
42     //virtual size_t framesUnderrun() const;
43     //virtual size_t underruns() const;
44     //virtual ssize_t availableToWrite() const;
45     virtual ssize_t write(const void *buffer, size_t count);
46     //virtual ssize_t writeVia(writeVia_t via, size_t total, void *user, size_t block);
47 
48 private:
49     SNDFILE *                   mSndfile;
50 };
51 
52 }   // namespace android
53 
54 #endif  // ANDROID_AUDIO_LIBSNDFILE_SINK_H
55