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/*
* Copyright (C) 2010 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
// Test various combinations of data sources and sinks
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <SLES/OpenSLES.h>
int main(int argc, char **argv)
{
SLresult result;
SLObjectItf engineObject;
// create engine
result = slCreateEngine(&engineObject, 0, NULL, 0, NULL, NULL);
assert(SL_RESULT_SUCCESS == result);
SLEngineItf engineEngine;
result = (*engineObject)->Realize(engineObject, SL_BOOLEAN_FALSE);
assert(SL_RESULT_SUCCESS == result);
result = (*engineObject)->GetInterface(engineObject, SL_IID_ENGINE, &engineEngine);
assert(SL_RESULT_SUCCESS == result);
// configure a typical audio source of 44.1 kHz stereo 16-bit little endian
SLDataLocator_BufferQueue loc_bufq;
loc_bufq.locatorType = SL_DATALOCATOR_BUFFERQUEUE;
loc_bufq.numBuffers = 1;
SLDataFormat_PCM format_pcm;
format_pcm.formatType = SL_DATAFORMAT_PCM;
format_pcm.numChannels = 2;
format_pcm.samplesPerSec = SL_SAMPLINGRATE_44_1;
format_pcm.bitsPerSample = 16;
format_pcm.containerSize = 16;
format_pcm.channelMask = SL_SPEAKER_FRONT_LEFT | SL_SPEAKER_FRONT_RIGHT;
format_pcm.endianness = SL_BYTEORDER_LITTLEENDIAN;
SLDataSource audioSrc;
audioSrc.pLocator = &loc_bufq;
audioSrc.pFormat = &format_pcm;
// configure audio sink
SLDataLocator_OutputMix loc_outmix;
loc_outmix.locatorType = SL_DATALOCATOR_OUTPUTMIX;
loc_outmix.outputMix = NULL;
SLDataSink audioSnk;
audioSnk.pLocator = &loc_outmix;
audioSnk.pFormat = NULL;
// create audio player using a NULL output mix
SLInterfaceID ids[1] = {SL_IID_BUFFERQUEUE};
SLboolean req[1] = {SL_BOOLEAN_TRUE};
SLObjectItf playerObject;
result = (*engineEngine)->CreateAudioPlayer(engineEngine, &playerObject, &audioSrc,
&audioSnk, 1, ids, req);
assert(SL_RESULT_PARAMETER_INVALID == result);
assert(NULL == playerObject);
// create audio player using an engine as the output mix
loc_outmix.outputMix = engineObject;
result = (*engineEngine)->CreateAudioPlayer(engineEngine, &playerObject, &audioSrc,
&audioSnk, 1, ids, req);
assert(SL_RESULT_PARAMETER_INVALID == result);
assert(NULL == playerObject);
// create output mix but don't realize it yet
SLObjectItf outputMixObject;
result = (*engineEngine)->CreateOutputMix(engineEngine, &outputMixObject, 0, NULL, NULL);
assert(SL_RESULT_SUCCESS == result);
// create audio player using the unrealized output mix
loc_outmix.outputMix = outputMixObject;
result = (*engineEngine)->CreateAudioPlayer(engineEngine, &playerObject, &audioSrc,
&audioSnk, 1, ids, req);
assert(SL_RESULT_PRECONDITIONS_VIOLATED == result);
assert(NULL == playerObject);
// now realize the output mix
result = (*outputMixObject)->Realize(outputMixObject, SL_BOOLEAN_FALSE);
assert(SL_RESULT_SUCCESS == result);
// create audio player using the realized output mix
// and a bogus data format for the sink (ignored per spec)
audioSnk.pFormat = (void *) 0xDEADBEEF;
result = (*engineEngine)->CreateAudioPlayer(engineEngine, &playerObject, &audioSrc,
&audioSnk, 1, ids, req);
assert(SL_RESULT_SUCCESS == result);
assert(NULL != playerObject);
audioSnk.pFormat = NULL;
// destroy player
(*playerObject)->Destroy(playerObject);
// now try to create audio player using various unusual parameters
// number of channels
format_pcm.numChannels = 0;
result = (*engineEngine)->CreateAudioPlayer(engineEngine, &playerObject, &audioSrc,
&audioSnk, 1, ids, req);
assert(SL_RESULT_PARAMETER_INVALID == result);
assert(NULL == playerObject);
format_pcm.numChannels = 3;
result = (*engineEngine)->CreateAudioPlayer(engineEngine, &playerObject, &audioSrc,
&audioSnk, 1, ids, req);
assert(SL_RESULT_CONTENT_UNSUPPORTED == result);
assert(NULL == playerObject);
format_pcm.numChannels = 2;
// sample rate
format_pcm.samplesPerSec = 0;
result = (*engineEngine)->CreateAudioPlayer(engineEngine, &playerObject, &audioSrc,
&audioSnk, 1, ids, req);
assert(SL_RESULT_PARAMETER_INVALID == result);
assert(NULL == playerObject);
format_pcm.samplesPerSec = 1000;
result = (*engineEngine)->CreateAudioPlayer(engineEngine, &playerObject, &audioSrc,
&audioSnk, 1, ids, req);
assert(SL_RESULT_CONTENT_UNSUPPORTED == result);
assert(NULL == playerObject);
format_pcm.samplesPerSec = SL_SAMPLINGRATE_44_1;
// bits per sample
format_pcm.bitsPerSample = 17;
result = (*engineEngine)->CreateAudioPlayer(engineEngine, &playerObject, &audioSrc,
&audioSnk, 1, ids, req);
assert(SL_RESULT_PARAMETER_INVALID == result);
assert(NULL == playerObject);
format_pcm.bitsPerSample = 24;
result = (*engineEngine)->CreateAudioPlayer(engineEngine, &playerObject, &audioSrc,
&audioSnk, 1, ids, req);
assert(SL_RESULT_CONTENT_UNSUPPORTED == result);
assert(NULL == playerObject);
format_pcm.bitsPerSample = 16;
// container size
format_pcm.containerSize = 8;
result = (*engineEngine)->CreateAudioPlayer(engineEngine, &playerObject, &audioSrc,
&audioSnk, 1, ids, req);
assert(SL_RESULT_PARAMETER_INVALID == result);
assert(NULL == playerObject);
format_pcm.containerSize = 32;
result = (*engineEngine)->CreateAudioPlayer(engineEngine, &playerObject, &audioSrc,
&audioSnk, 1, ids, req);
assert(SL_RESULT_CONTENT_UNSUPPORTED == result);
assert(NULL == playerObject);
format_pcm.containerSize = 16;
// channel mask
format_pcm.channelMask = 0;
result = (*engineEngine)->CreateAudioPlayer(engineEngine, &playerObject, &audioSrc,
&audioSnk, 1, ids, req);
assert(SL_RESULT_SUCCESS == result);
assert(NULL != playerObject);
(*playerObject)->Destroy(playerObject);
format_pcm.channelMask = SL_SPEAKER_FRONT_CENTER;
result = (*engineEngine)->CreateAudioPlayer(engineEngine, &playerObject, &audioSrc,
&audioSnk, 1, ids, req);
assert(SL_RESULT_PARAMETER_INVALID == result);
assert(NULL == playerObject);
format_pcm.channelMask = SL_SPEAKER_FRONT_LEFT | SL_SPEAKER_FRONT_RIGHT |
SL_SPEAKER_FRONT_CENTER;
result = (*engineEngine)->CreateAudioPlayer(engineEngine, &playerObject, &audioSrc,
&audioSnk, 1, ids, req);
assert(SL_RESULT_PARAMETER_INVALID == result);
assert(NULL == playerObject);
format_pcm.numChannels = 1;
format_pcm.channelMask = 0;
result = (*engineEngine)->CreateAudioPlayer(engineEngine, &playerObject, &audioSrc,
&audioSnk, 1, ids, req);
assert(SL_RESULT_SUCCESS == result);
assert(NULL != playerObject);
(*playerObject)->Destroy(playerObject);
format_pcm.channelMask = SL_SPEAKER_FRONT_LEFT | SL_SPEAKER_FRONT_RIGHT;
result = (*engineEngine)->CreateAudioPlayer(engineEngine, &playerObject, &audioSrc,
&audioSnk, 1, ids, req);
assert(SL_RESULT_PARAMETER_INVALID == result);
assert(NULL == playerObject);
format_pcm.numChannels = 2;
// endianness
format_pcm.endianness = SL_BYTEORDER_BIGENDIAN;
result = (*engineEngine)->CreateAudioPlayer(engineEngine, &playerObject, &audioSrc,
&audioSnk, 1, ids, req);
#ifdef ANDROID // known bug on SDL
assert(SL_RESULT_CONTENT_UNSUPPORTED == result);
assert(NULL == playerObject);
#else
if (SL_RESULT_CONTENT_UNSUPPORTED != result) {
printf("ERROR: expected SL_RESULT_CONTENT_UNSUPPORTED\n");
if (NULL != playerObject)
(*playerObject)->Destroy(playerObject);
}
#endif
format_pcm.endianness = 0;
result = (*engineEngine)->CreateAudioPlayer(engineEngine, &playerObject, &audioSrc,
&audioSnk, 1, ids, req);
assert(SL_RESULT_PARAMETER_INVALID == result);
assert(NULL == playerObject);
format_pcm.endianness = SL_BYTEORDER_LITTLEENDIAN;
// destroy output mix
(*outputMixObject)->Destroy(outputMixObject);
// destroy engine
(*engineObject)->Destroy(engineObject);
return EXIT_SUCCESS;
}