mirror of
https://github.com/oxen-io/session-android.git
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133 lines
4.8 KiB
C++
133 lines
4.8 KiB
C++
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#include "AudioPlayer.h"
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#include "EncodedAudioData.h"
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#include <android/log.h>
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#define TAG "AudioPlayer"
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AudioPlayer::AudioPlayer(WebRtcJitterBuffer &webRtcJitterBuffer, AudioCodec &audioCodec) :
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webRtcJitterBuffer(webRtcJitterBuffer), audioCodec(audioCodec),
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bqPlayerObject(NULL), bqPlayerPlay(NULL), outputMixObject(NULL), bqPlayerBufferQueue(NULL)
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{
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}
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AudioPlayer::~AudioPlayer() {
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}
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void AudioPlayer::playerCallback(SLAndroidSimpleBufferQueueItf bufferQueue, void *context) {
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AudioPlayer* audioPlayer = static_cast<AudioPlayer*>(context);
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audioPlayer->playerCallback(bufferQueue);
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}
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void AudioPlayer::playerCallback(SLAndroidSimpleBufferQueueItf bufferQueue) {
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int samples = webRtcJitterBuffer.getAudio(outputBuffer, FRAME_SIZE);
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// __android_log_print(ANDROID_LOG_WARN, TAG, "Jitter gave me: %d samples", samples);
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(*bufferQueue)->Enqueue(bufferQueue, outputBuffer, samples * sizeof(short));
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}
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int AudioPlayer::start(SLEngineItf *engineEnginePtr) {
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SLEngineItf engineEngine = *engineEnginePtr;
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SLDataLocator_AndroidSimpleBufferQueue loc_bufq = {SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE, 2};
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SLDataFormat_PCM format_pcm = {SL_DATAFORMAT_PCM, 1, SL_SAMPLINGRATE_8,
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SL_PCMSAMPLEFORMAT_FIXED_16, SL_PCMSAMPLEFORMAT_FIXED_16,
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SL_SPEAKER_FRONT_LEFT, SL_BYTEORDER_LITTLEENDIAN};
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SLDataSource audioSrc = {&loc_bufq, &format_pcm};
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const SLInterfaceID mixIds[] = {SL_IID_VOLUME};
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const SLboolean mixReq[] = {SL_BOOLEAN_FALSE};
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if ((*engineEngine)->CreateOutputMix(engineEngine, &outputMixObject, 1, mixIds, mixReq) != SL_RESULT_SUCCESS) {
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__android_log_print(ANDROID_LOG_WARN, TAG, "CreateOutputMix failed!");
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return -1;
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}
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if ((*outputMixObject)->Realize(outputMixObject, SL_BOOLEAN_FALSE) != SL_RESULT_SUCCESS) {
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__android_log_print(ANDROID_LOG_WARN, TAG, "Realize OutputMix failed!");
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return -1;
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}
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SLDataLocator_OutputMix loc_outmix = {SL_DATALOCATOR_OUTPUTMIX, outputMixObject};
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SLDataSink audioSnk = {&loc_outmix, NULL};
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const SLInterfaceID ids[2] = {SL_IID_ANDROIDCONFIGURATION, SL_IID_BUFFERQUEUE};
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const SLboolean req[2] = {SL_BOOLEAN_TRUE, SL_BOOLEAN_TRUE};
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if ((*engineEngine)->CreateAudioPlayer(engineEngine, &bqPlayerObject, &audioSrc, &audioSnk, 2, ids, req) != SL_RESULT_SUCCESS) {
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__android_log_print(ANDROID_LOG_WARN, TAG, "CreateAudioPlayer failed!");
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return -1;
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}
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SLAndroidConfigurationItf playerConfig;
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if ((*bqPlayerObject)->GetInterface(bqPlayerObject, SL_IID_ANDROIDCONFIGURATION, &playerConfig) != SL_RESULT_SUCCESS) {
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__android_log_print(ANDROID_LOG_WARN, TAG, "Get AndroidConfiguration interface failed!");
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return -1;
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}
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SLint32 streamType = SL_ANDROID_STREAM_VOICE;
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if ((*playerConfig)->SetConfiguration(playerConfig, SL_ANDROID_KEY_STREAM_TYPE, &streamType, sizeof(SLint32)) != SL_RESULT_SUCCESS) {
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__android_log_print(ANDROID_LOG_WARN, TAG, "Setting SL_ANDROID_STREAM_VOICE failed!");
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return -1;
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}
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if ((*bqPlayerObject)->Realize(bqPlayerObject, SL_BOOLEAN_FALSE) != SL_RESULT_SUCCESS) {
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__android_log_print(ANDROID_LOG_WARN, TAG, "Realize PlayerObject failed!");
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return -1;
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}
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if ((*bqPlayerObject)->GetInterface(bqPlayerObject, SL_IID_PLAY, &bqPlayerPlay) != SL_RESULT_SUCCESS) {
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__android_log_print(ANDROID_LOG_WARN, TAG, "GetInterface PlayerObject failed!");
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return -1;
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}
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if ((*bqPlayerObject)->GetInterface(bqPlayerObject, SL_IID_BUFFERQUEUE, &bqPlayerBufferQueue) != SL_RESULT_SUCCESS) {
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__android_log_print(ANDROID_LOG_WARN, TAG, "BufferQueue failed!");
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return -1;
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}
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if ((*bqPlayerBufferQueue)->RegisterCallback(bqPlayerBufferQueue, &AudioPlayer::playerCallback, this) != SL_RESULT_SUCCESS) {
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__android_log_print(ANDROID_LOG_WARN, TAG, "RegisterCallback failed!");
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return -1;
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}
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memset(outputBuffer, 0, FRAME_SIZE * sizeof(short));
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if ((*bqPlayerBufferQueue)->Enqueue(bqPlayerBufferQueue, outputBuffer, FRAME_SIZE * sizeof(short)) != SL_RESULT_SUCCESS) {
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__android_log_print(ANDROID_LOG_WARN, TAG, "Player enqueue failed!");
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return -1;
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}
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if ((*bqPlayerPlay)->SetPlayState(bqPlayerPlay, SL_PLAYSTATE_PLAYING) != SL_RESULT_SUCCESS) {
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__android_log_print(ANDROID_LOG_WARN, TAG, "Play state failed!");
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return -1;
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}
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return 0;
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}
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void AudioPlayer::stop() {
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if (bqPlayerPlay != NULL) {
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(*bqPlayerPlay)->SetPlayState(bqPlayerPlay, SL_PLAYSTATE_STOPPED);
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}
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if (bqPlayerBufferQueue != NULL) {
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(*bqPlayerBufferQueue)->Clear(bqPlayerBufferQueue);
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}
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if (bqPlayerObject != NULL) {
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(*bqPlayerObject)->Destroy(bqPlayerObject);
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bqPlayerPlay = NULL;
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bqPlayerBufferQueue = NULL;
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bqPlayerObject = NULL;
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}
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if (outputMixObject != NULL) {
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(*outputMixObject)->Destroy(outputMixObject);
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outputMixObject = NULL;
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}
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}
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