int libmedia_start(msm_ctx *ctx, int channels, int samplerate) {
if(!ctx) return LIBLOSSLESS_ERR_NOCTX;
__android_log_print(ANDROID_LOG_INFO,"liblossless","libmedia_start chans=%d rate=%d afd=%d atrack=%p",
channels, samplerate,ctx->afd,ctx->track);
if(ctx->track && ctx->samplerate == samplerate && ctx->channels == channels) {
((AudioTrack *) ctx->track)->stop();
((AudioTrack *) ctx->track)->flush();
((AudioTrack *)ctx->track)->start();
return 0;
}
if(ctx->track) {
((AudioTrack *) ctx->track)->stop();
((AudioTrack *) ctx->track)->flush();
delete (AudioTrack *) ctx->track;
}
ctx->track = 0;
AudioTrack* atrack = new AudioTrack();
__android_log_print(ANDROID_LOG_INFO,"liblossless","AudioTrack created at %p. Now trying to setup", atrack);
if(!atrack) return LIBLOSSLESS_ERR_INIT;
ctx->track = atrack;
status_t status;
#ifndef BUILD_JB
status = atrack->set(_MUSIC, samplerate, FMTBPS, channels, DEFAULT_CONF_BUFSZ/(2*channels));
if(status != NO_ERROR) {
__android_log_print(ANDROID_LOG_INFO,"liblossless","AudioTrack->set failed, error code=%d!", status);
#endif
__android_log_print(ANDROID_LOG_INFO,"liblossless","Well... trying new Android AudioSystem interface");
int chans = (channels == 2) ? 12 : 4;
status = atrack->set(_MUSIC, samplerate, FMTBPS, chans, DEFAULT_CONF_BUFSZ/(2*channels));
if(status != NO_ERROR) {
__android_log_print(ANDROID_LOG_INFO,"liblossless","Does not work, error code=%d. Bailing out.", status);
delete atrack; ctx->track = 0;
return LIBLOSSLESS_ERR_INIT;
}
#ifndef BUILD_JB
}
#endif
__android_log_print(ANDROID_LOG_INFO,"liblossless","AudioTrack setup OK, starting audio!");
ctx->conf_size = DEFAULT_CONF_BUFSZ;
atrack->start();
__android_log_print(ANDROID_LOG_INFO,"liblossless","playback started!");
return 0;
}
status_t APlaybackDevice::open()
{
status_t err;
int sampleRateInHz;
int channelConfig;
int audioFormat;
int bufferSizeInBytes;
LOG_FUNC_START
sampleRateInHz = mDevice->Frequency;
channelConfig = aluChannelsFromFormat(mDevice->Format) == 1 ?
AUDIO_CHANNEL_OUT_MONO : AUDIO_CHANNEL_OUT_STEREO;
audioFormat = aluBytesFromFormat(mDevice->Format) == 1 ?
AUDIO_FORMAT_PCM_8_BIT : AUDIO_FORMAT_PCM_16_BIT;
err = AudioTrack::getMinFrameCount(&bufferSizeInBytes, audioFormat, sampleRateInHz);
RETURN_IF(err);
LOGV("rate(%i), channel(%i), format(%i), buffSize(%i), numUpdates(%i)",
sampleRateInHz, channelConfig, audioFormat, bufferSizeInBytes, mDevice->NumUpdates);
err = mAudioTrack.set(AUDIO_STREAM_MUSIC,
sampleRateInHz,
audioFormat,
channelConfig,
bufferSizeInBytes, // frameCount
0, // flags
0, 0); // callback, callback data (user)
RETURN_IF(err);
err = mAudioTrack.initCheck();
RETURN_IF(err);
if(mBuffer) {
delete mBuffer;
}
mBuffer = new AAudioBuffer(bufferSizeInBytes);
LOG_FUNC_END
return NO_ERROR;
}
qboolean SNDDMA_Init(void)
{
if ( ! enableSound() ) {
return false;
}
gDMAByteIndex = 0;
// Initialize the AudioTrack.
status_t result = gAudioTrack.set(
AudioSystem::DEFAULT, // stream type
SAMPLE_RATE, // sample rate
BITS_PER_SAMPLE == 16 ? AudioSystem::PCM_16_BIT : AudioSystem::PCM_8_BIT, // format (8 or 16)
(CHANNEL_COUNT > 1) ? AudioSystem::CHANNEL_OUT_STEREO : AudioSystem::CHANNEL_OUT_MONO, // channel mask
0, // default buffer size
0, // flags
AndroidQuakeSoundCallback, // callback
0, // user
0); // default notification size
LOGI("AudioTrack status = %d (%s)\n", result, result == NO_ERROR ? "success" : "error");
if ( result == NO_ERROR ) {
LOGI("AudioTrack latency = %u ms\n", gAudioTrack.latency());
LOGI("AudioTrack format = %u bits\n", gAudioTrack.format() == AudioSystem::PCM_16_BIT ? 16 : 8);
LOGI("AudioTrack sample rate = %u Hz\n", gAudioTrack.getSampleRate());
LOGI("AudioTrack frame count = %d\n", int(gAudioTrack.frameCount()));
LOGI("AudioTrack channel count = %d\n", gAudioTrack.channelCount());
// Initialize Quake's idea of a DMA buffer.
shm = &sn;
memset((void*)&sn, 0, sizeof(sn));
shm->splitbuffer = false; // Not used.
shm->samplebits = gAudioTrack.format() == AudioSystem::PCM_16_BIT ? 16 : 8;
shm->speed = gAudioTrack.getSampleRate();
shm->channels = gAudioTrack.channelCount();
shm->samples = TOTAL_BUFFER_SIZE / BYTES_PER_SAMPLE;
shm->samplepos = 0; // Not used.
shm->buffer = (unsigned char*) Hunk_AllocName(TOTAL_BUFFER_SIZE, (char*) "shmbuf");
shm->submission_chunk = 1; // Not used.
shm->soundalive = true;
if ( (shm->samples & 0x1ff) != 0 ) {
LOGE("SNDDDMA_Init: samples must be power of two.");
return false;
}
if ( shm->buffer == 0 ) {
LOGE("SNDDDMA_Init: Could not allocate sound buffer.");
return false;
}
gAudioTrack.setVolume(1.0f, 1.0f);
gAudioTrack.start();
}
return result == NO_ERROR;
}
/**
* \brief output initialization
* \param audec pointer to audec
* \return 0 on success otherwise negative error code
*/
extern "C" int android_init(struct aml_audio_dec* audec)
{
adec_print("android out init");
status_t status;
AudioTrack *track;
audio_out_operations_t *out_ops = &audec->aout_ops;
Mutex::Autolock _l(mLock);
track = new AudioTrack();
if (track == NULL) {
adec_print("AudioTrack Create Failed!");
return -1;
}
int SessionID = audec->SessionID;
adec_print("SessionID = %d",SessionID);
#if defined(_VERSION_JB)
status = track->set(AUDIO_STREAM_MUSIC,
audec->samplerate,
AUDIO_FORMAT_PCM_16_BIT,
(audec->channels == 1) ? AUDIO_CHANNEL_OUT_MONO : AUDIO_CHANNEL_OUT_STEREO,
0, // frameCount
AUDIO_OUTPUT_FLAG_NONE, // flags
audioCallback,
audec, // user when callback
0, // notificationFrames
0, // shared buffer
false, // threadCanCallJava
SessionID); // sessionId
#elif defined(_VERSION_ICS)
status = track->set(AUDIO_STREAM_MUSIC,
audec->samplerate,
AUDIO_FORMAT_PCM_16_BIT,
(audec->channels == 1) ? AUDIO_CHANNEL_OUT_MONO : AUDIO_CHANNEL_OUT_STEREO,
0, // frameCount
0, // flags
audioCallback,
audec, // user when callback
0, // notificationFrames
0, // shared buffer
false, // threadCanCallJava
SessionID); // sessionId
#else // GB or lower:
status = track->set(AudioSystem::MUSIC,
audec->samplerate,
AudioSystem::PCM_16_BIT,
(audec->channels == 1) ? AudioSystem::CHANNEL_OUT_MONO : AudioSystem::CHANNEL_OUT_STEREO,
0, // frameCount
0, // flags
audioCallback,
audec, // user when callback
0, // notificationFrames
0, // shared buffer
SessionID);
#endif
if (status != NO_ERROR) {
adec_print("track->set returns %d", status);
adec_print("audio out samplet %d", audec->samplerate);
adec_print("audio out channels %d", audec->channels);
delete track;
track = NULL;
return -1;
}
af_resample_linear_init();
out_ops->private_data = (void *)track;
return 0;
}
int libmediacb_start(msm_ctx *ctx, int channels, int samplerate) {
__android_log_print(ANDROID_LOG_INFO,"liblossless","libmedia_ START REEEEACHED REACHEDDDDDD1");
status_t status;
int chans;
if(!ctx) return LIBLOSSLESS_ERR_NOCTX;
__android_log_print(ANDROID_LOG_INFO,"liblossless","libmediacb_start ctx=%p chans=%d rate=%d afd=%d atrack=%p",
ctx, channels, samplerate,ctx->afd,ctx->track);
AudioTrack* atrack = (AudioTrack *) ctx->track;
if(atrack && ctx->samplerate == samplerate && ctx->channels == channels) {
__android_log_print(ANDROID_LOG_INFO,"liblossless","same audio track parameters, restarting");
atrack->stop();
atrack->flush();
ctx->cbstart = 0; ctx->cbend = 0;
atrack->start();
return 0;
}
if(!ctx->cbbuf) {
ctx->cbbuf = (unsigned char *) malloc(DEFAULT_CB_BUFSZ);
if(!ctx->cbbuf) return LIBLOSSLESS_ERR_NOMEM;
ctx->cbbuf_size = DEFAULT_CB_BUFSZ;
}
ctx->cbstart = 0; ctx->cbend = 0;
if(!atrack) {
atrack = new AudioTrack();
if(!atrack) {
__android_log_print(ANDROID_LOG_ERROR,"liblossless","could not create AudioTrack!");
return LIBLOSSLESS_ERR_INIT;
}
__android_log_print(ANDROID_LOG_INFO,"liblossless","AudioTrack created at %p. Now trying to setup (buffsz %d)",
atrack, DEFAULT_ATRACK_CONF_BUFSZ);
if(!sdk_version) {
char c[PROP_VALUE_MAX];
if(__system_property_get("ro.build.version.sdk",c) > 0) sscanf(c,"%d",&sdk_version);
else sdk_version = 8;
__android_log_print(ANDROID_LOG_INFO,"liblossless","got sdk_version %d", sdk_version);
}
if(sdk_version > 13) chans = (channels == 2) ? 3 : 1;
else if(sdk_version > 6) chans = (channels == 2) ? 12 : 4;
else chans = channels;
#ifdef BUILD_JB
status = atrack->set(_MUSIC, samplerate, FMTBPS, chans, DEFAULT_ATRACK_CONF_BUFSZ/(2*channels),AUDIO_OUTPUT_FLAG_NONE,cbf,ctx);
#else
status = atrack->set(_MUSIC, samplerate, FMTBPS, chans, DEFAULT_ATRACK_CONF_BUFSZ/(2*channels),0,cbf,ctx);
#endif
if(status != NO_ERROR) {
__android_log_print(ANDROID_LOG_INFO,"liblossless","AudioTrack setup failed");
delete atrack;
return LIBLOSSLESS_ERR_INIT;
}
ctx->track = atrack;
} else {
atrack->stop();
atrack->flush();
ctx->cbstart = 0; ctx->cbend = 0;
__android_log_print(ANDROID_LOG_INFO,"liblossless","trying to reconfigure old AudioTrack");
status = atrack->setSampleRate(samplerate);
if(status != NO_ERROR) {
__android_log_print(ANDROID_LOG_INFO,"liblossless","could not set AudioTrack sample rate");
return LIBLOSSLESS_ERR_INIT;
}
}
__android_log_print(ANDROID_LOG_INFO,"liblossless","AudioTrack setup OK, starting audio!");
ctx->conf_size = DEFAULT_CONF_BUFSZ;
atrack->start();
__android_log_print(ANDROID_LOG_INFO,"liblossless","playback started!");
atrack->setPositionUpdatePeriod(0);
atrack->setMarkerPosition(0);
static int s(0); if(!s) { print_priority(__FUNCTION__); s = 1; }
return 0;
}
