LibsndfileSink.h revision fc7992bd8220824f1404c0c54ac516d9e28b58c2 
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
25namespace android {
26
27class LibsndfileSink : public NBAIO_Sink {
28
29public:
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
48private:
49    SNDFILE *                   mSndfile;
50};
51
52}   // namespace android
53
54#endif  // ANDROID_AUDIO_LIBSNDFILE_SINK_H
55