LibsndfileSink.cpp revision 2dd4bdd715f586d4d30cf90cc6fc2bbfbce60fe0
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#define LOG_TAG "LibsndfileSink" 18//#define LOG_NDEBUG 0 19 20#include <utils/Errors.h> 21#include <utils/Log.h> 22#include <media/nbaio/LibsndfileSink.h> 23 24namespace android { 25 26LibsndfileSink::LibsndfileSink(SNDFILE *sndfile, const SF_INFO &sfinfo) : 27 NBAIO_Sink(Format_from_SR_C(sfinfo.samplerate, sfinfo.channels)), 28 mSndfile(sndfile) 29{ 30} 31 32LibsndfileSink::~LibsndfileSink() 33{ 34 // do not close mSndfile; we don't own it 35} 36 37ssize_t LibsndfileSink::write(const void *buffer, size_t count) 38{ 39 if (!mNegotiated) { 40 return (ssize_t) NEGOTIATE; 41 } 42 if (mSndfile == NULL) { 43 return (ssize_t) NO_INIT; 44 } 45 sf_count_t actual = sf_writef_short(mSndfile, (short *) buffer, (sf_count_t) count); 46 mFramesWritten += actual; 47 return actual; 48} 49 50} // namespace android 51